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1090 lines
613 KiB
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1090 lines
613 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="B23B" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>B23B</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>TURNING</text></title-part><title-part><text>BORING </text><reference><text>arrangements for copying or controlling <class-ref scheme="cpc">B23Q</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="warning"><note-paragraph warning-type="ipc-not-used"><br/>The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: <table><row><entry><class-ref scheme="ipc">B23B3/18</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B3/16</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B3/20</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B3/16</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B3/28</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B3/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/22</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/24</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q27/00</class-ref>; <class-ref scheme="cpc">B23B35/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/30</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q35/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/34</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/00</class-ref>; <class-ref scheme="cpc">B23B33/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/42</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q35/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B5/44</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q27/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B7/08</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B7/04</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B7/14</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B7/12</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B7/16</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B7/12</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B9/04</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B9/02</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B9/06</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B9/02</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B9/10</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B9/08</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B9/12</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B9/08</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B15/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q7/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B17/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q1/01</class-ref>; <class-ref scheme="cpc">B23Q1/03</class-ref>; <class-ref scheme="cpc">B23Q1/25</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B19/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q1/70</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B19/02</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q1/70</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B21/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q1/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B29/30</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B29/28</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/163</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16004</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/165</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16045</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/167</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16045</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/169</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16083</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/171</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/1612</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/173</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16158</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/175</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16195</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B31/177</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23B31/16233</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B41/08</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">F16L41/04</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B45/14</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B25H1/0021</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B45/16</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B25D16/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/02</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/04</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/06</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/08</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/10</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/12</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/14</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/16</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/18</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/20</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/22</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q5/00</class-ref></entry></row><row><entry><class-ref scheme="ipc">B23B47/24</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">B23Q16/00</class-ref></entry></row></table></note-paragraph><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B23B1/00" date-revised="2013-01-01" status="published"><classification-symbol>B23B1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B1/00" definition-exists="true" ipc-concordant="B23B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methods for turning or working essentially requiring the use of turning-machines</text></title-part><title-part><text>Use of auxiliary equipment in connection with such methods</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B3/00" definition-exists="true" ipc-concordant="B23B3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw</text></title-part><title-part><text>Sets of turning-machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/02" definition-exists="false" ipc-concordant="B23B3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Small lathes, e.g. for toolmakers </text><reference><text>specially designed for watchmakers <class-ref scheme="cpc">G04D3/00</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/04" definition-exists="false" ipc-concordant="B23B3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines in which the workpiece is rotated by means at a distance from the headstock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/06" definition-exists="false" ipc-concordant="B23B3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines or devices characterised only by the special arrangement of constructional units </text><reference><text><class-ref scheme="cpc">B23Q37/00</class-ref> takes precedence; structural features of details, <u>see</u> the relevant groups; such features of general applicability <class-ref scheme="cpc">B23Q</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/065" definition-exists="false" ipc-concordant="B23B3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arrangements for performing other machining operations, e.g. milling, drilling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/08" definition-exists="false" ipc-concordant="B23B3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines characterised by the use of faceplates</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/10" definition-exists="false" ipc-concordant="B23B3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the faceplate horizontal, i.e. vertical boring and turning machines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/12" definition-exists="false" ipc-concordant="B23B3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the faceplate vertical, i.e. face lathes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/14" definition-exists="false" ipc-concordant="B23B3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mountings or drives of faceplates </text><CPC-specific-text><reference><text>rotatable members, e.g. faceplates <class-ref scheme="cpc">B23Q1/50</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/16" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turret lathes for turning individually-chucked workpieces </text><CPC-specific-text><reference><text>turrets <class-ref scheme="cpc">B23B29/24</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/161" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>lathe with one toolslide carrying one turret head</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B3/162" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arrangements for performing other machining operations, e.g. milling, drilling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/164" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/164</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>lathe with one toolslide carrying two or more turret heads</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B3/165" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arrangements for performing other machining operations, e.g. milling, drilling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/167" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>lathe with two or more toolslides carrying turrets</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B3/168" definition-exists="false" ipc-concordant="B23B3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/168</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Arrangements for performing other machining operations, e.g. milling, drilling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/22" definition-exists="false" ipc-concordant="B23B3/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines or devices with rotary tool heads </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B5/08</class-ref>, <class-ref scheme="cpc">B23B5/14</class-ref> and <class-ref scheme="cpc">B23B5/16</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/24" definition-exists="false" ipc-concordant="B23B3/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the tools of which do not perform a radial movement</text></title-part><title-part><text>Rotary tool heads therefor</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/26" definition-exists="false" ipc-concordant="B23B3/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the tools of which perform a radial movement</text></title-part><title-part><text>Rotary tool heads thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B3/265" definition-exists="false" ipc-concordant="B23B3/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Surfacing or grooving flanges</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/30" definition-exists="false" ipc-concordant="B23B3/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines with two or more working-spindles, e.g. in fixed arrangement</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B3/32" definition-exists="false" ipc-concordant="B23B3/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B3/32</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>for performing identical operations simultaneously on two or more workpieces</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/34" definition-exists="false" ipc-concordant="B23B3/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Short turning-machines with one or multiple working-spindles attended from the end </text><reference><text><class-ref scheme="cpc">B23B3/12</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B3/36" definition-exists="false" ipc-concordant="B23B3/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B3/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Associations of only turning-machines directed to a particular metal-working result </text><reference><text>if the metal-working result is not essential <class-ref scheme="cpc">B23Q39/00</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B5/00" definition-exists="true" ipc-concordant="B23B5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning-machines or devices specially adapted for particular work</text></title-part><title-part><text>Accessories specially adapted therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/02" definition-exists="false" ipc-concordant="B23B5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning hubs or brake drums </text><reference><text><class-ref scheme="cpc">B23B5/04</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/04" definition-exists="false" ipc-concordant="B23B5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for reconditioning hubs or brake drums or axle spindles without removing same from the vehicle</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/06" definition-exists="false" ipc-concordant="B23B5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning valves or valve bodies </text><CPC-specific-text><reference><text>turning conical surfaces in general <class-ref scheme="cpc">B23B5/38</class-ref>; tools for working valve seats <class-ref scheme="cpc">B23B51/106</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/08" definition-exists="false" ipc-concordant="B23B5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes</text></title-part><title-part><text>Centreless turning</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/10" definition-exists="false" ipc-concordant="B23B5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning pilgrim rolls</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/12" definition-exists="false" ipc-concordant="B23B5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for peeling bars or tubes by making use of cutting bits arranged around the workpiece </text><reference><text>otherwise than by turning <class-ref scheme="cpc">B23D79/12</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/14" definition-exists="false" ipc-concordant="B23B5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting-off lathes </text><reference><CPC-specific-text><text><class-ref scheme="cpc">B23D21/00</class-ref> takes precedence</text></CPC-specific-text><text> shearing <class-ref scheme="cpc">B23D</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/16" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for bevelling, chamfering, or deburring the ends of bars or tubes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/161" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices attached to the workpiece</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B5/162" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with an internal clamping device</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B5/163" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with an external clamping device</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/165" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Workpieces clamped on a bench, e.g. a vice</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/166" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/166</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices for working electrodes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/167" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tools for chamfering the ends of bars or tubes</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B5/168" definition-exists="false" ipc-concordant="B23B5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/168</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with guiding devices</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/18" definition-exists="false" ipc-concordant="B23B5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning crankshafts, eccentrics, or cams, e.g. crankpin lathes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/20" definition-exists="false" ipc-concordant="B23B5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>without removing same from the engine</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/26" definition-exists="false" ipc-concordant="B23B5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for simultaneously turning internal and external surfaces of a body</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/28" definition-exists="false" ipc-concordant="B23B5/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning wheels or wheel sets or cranks thereon, i.e. wheel lathes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/32" definition-exists="false" ipc-concordant="B23B5/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for reconditioning wheel sets without removing same from the vehicle</text></title-part><title-part><text>Underfloor wheel lathes for railway vehicles</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B5/36" definition-exists="false" ipc-concordant="B23B5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/365" definition-exists="false" ipc-concordant="B23B5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/365</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for toroidal surfaces</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/38" definition-exists="false" ipc-concordant="B23B5/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning conical surfaces inside or outside, e.g. taper pins </text><CPC-specific-text><reference><text>for turning valves or valve bodies <class-ref scheme="cpc">B23B5/06</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/40" definition-exists="false" ipc-concordant="B23B5/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning spherical surfaces inside or outside</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B5/46" definition-exists="false" ipc-concordant="B23B5/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning helical or spiral surfaces </text><reference><text>thread cutting <class-ref scheme="cpc">B23G</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B5/48" definition-exists="false" ipc-concordant="B23B5/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B5/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for cutting grooves, e.g. oil grooves of helicoidal shape</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B7/00" definition-exists="true" ipc-concordant="B23B7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic turning-machines with a single working-spindle, e.g. controlled by cams</text></title-part><title-part><text>Equipment therefor</text></title-part><title-part><text>Features common to automatic and semi-automatic turning-machines with one or more working-spindles </text><CPC-specific-text><reference><text>arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose <class-ref scheme="cpc">B23G3/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B7/02" definition-exists="false" ipc-concordant="B23B7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic machines for turning of stock</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B7/04" definition-exists="false" ipc-concordant="B23B7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turret machines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B7/06" definition-exists="false" ipc-concordant="B23B7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sliding headstock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B7/10" definition-exists="false" ipc-concordant="B23B7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Accessories, e.g. guards </text><CPC-specific-text><reference><text>guards <class-ref scheme="cpc">B23Q11/08</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B7/12" definition-exists="false" ipc-concordant="B23B7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic machines for turning of workpieces</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B9/00" definition-exists="true" ipc-concordant="B23B9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic turning-machines with a plurality of working-spindles, e.g. automatic multiple-spindle machines with spindles arranged in a drum carrier able to be moved into predetermined positions</text></title-part><title-part><text>Equipment therefor </text><reference><text>equipment applicable to single-spindle machines <class-ref scheme="cpc">B23B7/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B9/005" definition-exists="false" ipc-concordant="B23B9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B9/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spindle carriers: constructional details, drives for the spindles, or the like</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B9/02" definition-exists="false" ipc-concordant="B23B9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic machines for turning of stock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B9/08" definition-exists="false" ipc-concordant="B23B9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic machines for turning of workpieces</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B11/00" definition-exists="true" ipc-concordant="B23B11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automatic or semi-automatic turning-machines incorporating equipment for performing other working procedures, e.g. slotting, milling, rolling </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B3/065</class-ref> and <class-ref scheme="cpc">B23B3/16</class-ref> take precedence; machines incorporating a plurality of sub- assemblies, each capable of performing a metal-working operation, the sub-assemblies being arranged to operate simultaneously at different stations <class-ref scheme="cpc">B23Q39/04</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B13/00" definition-exists="true" ipc-concordant="B23B13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for automatically conveying or chucking or guiding stock</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/02" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning-machines with a single working-spindle</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/021" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Feeding device having intermittent movement</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B13/022" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>being placed in the spindle</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B13/024" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/024</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>including two collets</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/025" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with stock drum</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/027" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Feeding by pistons under fluid-pressure</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/028" definition-exists="false" ipc-concordant="B23B13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the material being fed from a reel</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/04" definition-exists="false" ipc-concordant="B23B13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for turning-machines with a plurality of working-spindles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/06" definition-exists="false" ipc-concordant="B23B13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for switching-off the drive of turning-machines after the stock has been completely machined</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/08" definition-exists="false" ipc-concordant="B23B13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for reducing vibrations in feeding-passages or for damping noise </text><reference><text>damping noise in general <class-ref scheme="cpc">G10K</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/10" definition-exists="false" ipc-concordant="B23B13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with magazines for stock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B13/12" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Accessories, e.g. stops, grippers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/121" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/121</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stops </text><reference><text>stops for equipment for precise positioning of tool or work into particular locations not otherwise provided for <class-ref scheme="cpc">B23Q16/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/123" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grippers, pushers or guiding tubes </text><reference><text>arrangements for reducing vibrations in feeding-passages or for damping noise <class-ref scheme="cpc">B23B13/08</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B13/125" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Feed collets </text><reference><text>feeding device having intermittent movement being placed in the spindle including two collets <class-ref scheme="cpc">B23B13/024</class-ref>; collet chucks <class-ref scheme="cpc">B23B31/20</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/126" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Supports</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B13/128" definition-exists="false" ipc-concordant="B23B13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B13/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stock rest handling devices, e.g. ejectors</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B23B23/00" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Components or accessories particularly for turning machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B23/00" definition-exists="true" ipc-concordant="B23B23/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tailstocks</text></title-part><title-part><text>Centres </text><CPC-specific-text><reference><text>for grinding machines <class-ref scheme="cpc">B24B41/062</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B23/005" definition-exists="false" ipc-concordant="B23B23/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the centres being adjustable</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B23/02" definition-exists="false" ipc-concordant="B23B23/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dead centres</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B23/025" definition-exists="false" ipc-concordant="B23B23/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the centres being adjustable</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B23/04" definition-exists="false" ipc-concordant="B23B23/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Live centres</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B23/045" definition-exists="false" ipc-concordant="B23B23/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B23/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the centres being adjustable</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B25/00" definition-exists="true" ipc-concordant="B23B25/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B25/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Accessories or auxiliary equipment for turning-machines </text><reference><text>for machine tools in general <class-ref scheme="cpc">B23Q</class-ref>; cooling or lubricating <class-ref scheme="cpc">B23Q11/12</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B25/02" definition-exists="false" ipc-concordant="B23B25/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B25/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for chip-breaking in turning-machines </text><reference><text>on cutting tools <class-ref scheme="cpc">B23B27/22</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B25/04" definition-exists="false" ipc-concordant="B23B25/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B25/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Safety guards specially designed for turning machines </text><reference><CPC-specific-text><text><class-ref scheme="cpc">B23Q11/08</class-ref> takes precedence;</text></CPC-specific-text><text> in general <class-ref scheme="cpc">F16P</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B25/06" definition-exists="false" ipc-concordant="B23B25/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B25/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work </text><reference><text>measuring devices or gauges <class-ref scheme="cpc">G01B</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B25/065" definition-exists="false" ipc-concordant="B23B25/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B25/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tool setting height gauges</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B27/00" definition-exists="true" ipc-concordant="B23B27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tools for turning or boring machines </text><reference><text>for drilling machines <class-ref scheme="cpc">B23B51/00</class-ref></text></reference></title-part><title-part><text>Tools of a similar kind in general</text></title-part><title-part><text>Accessories therefor</text></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>all subgroups except <class-ref scheme="cpc">B23B27/12</class-ref> relate to tools with a shank</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/002" definition-exists="false" ipc-concordant="B23B27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with vibration damping means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/005" definition-exists="false" ipc-concordant="B23B27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Geometry of the chip-forming or the clearance planes, e.g. tool angles </text><reference><text><class-ref scheme="cpc">B23B27/141</class-ref> and <class-ref scheme="cpc">B23B27/22</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/007" definition-exists="false" ipc-concordant="B23B27/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for internal turning </text><reference><text>boring bars <class-ref scheme="cpc">B23B29/02</class-ref>, boring heads <class-ref scheme="cpc">B23B29/03</class-ref>; milling cutters <class-ref scheme="cpc">B23C5/00</class-ref>; reamers <class-ref scheme="cpc">B23D77/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/02" definition-exists="false" ipc-concordant="B23B27/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B27/02</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Cutting tools with straight main part and cutting edge at an angle </text><reference><text><class-ref scheme="cpc">B23B27/04</class-ref> - <class-ref scheme="cpc">B23B27/08</class-ref> take precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/04" definition-exists="false" ipc-concordant="B23B27/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B27/04</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Cutting-off tools </text><reference><text><class-ref scheme="cpc">B23B27/08</class-ref> takes precedence </text><CPC-specific-text><text>; toolholders for cutting-off inserts <class-ref scheme="cpc">B23B29/043</class-ref></text></CPC-specific-text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/045" definition-exists="false" ipc-concordant="B23B27/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with chip-breaking arrangements</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/06" definition-exists="false" ipc-concordant="B23B27/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B27/06</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Profile cutting tools, i.e. forming-tools</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/065" definition-exists="false" ipc-concordant="B23B27/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Thread-turning tools</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/08" definition-exists="false" ipc-concordant="B23B27/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting tools with blade- or disc-like main parts </text><CPC-specific-text><reference><text>with disc-like main parts <class-ref scheme="cpc">B23B27/083</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/083" definition-exists="false" ipc-concordant="B23B27/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cutting tools with disc-like main parts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/086" definition-exists="false" ipc-concordant="B23B27/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with yieldable support for the cutting insert</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/10" definition-exists="false" ipc-concordant="B23B27/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting tools with special provision for cooling </text><CPC-specific-text><reference><text>drills with lubricating or cooling equipment <class-ref scheme="cpc">B23B51/06</class-ref>; features relating to lubricating or cooling of milling cutters <class-ref scheme="cpc">B23C5/28</class-ref>; arrangements or devices for cooling or lubricating tools or work <class-ref scheme="cpc">B23Q11/10</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/12" definition-exists="false" ipc-concordant="B23B27/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B27/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with a continuously-rotated circular cutting edge</text></title-part><title-part><text>Holders therefor</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/14" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting tools of which the bits or tips </text><CPC-specific-text><text>or cutting inserts</text></CPC-specific-text><text> are of special material</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/141" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/141</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness </text><reference><text>with specially shaped plate-like exchangeable cutting inserts, e.g. chip-breaking groove, <class-ref scheme="cpc">B23B27/1603</class-ref>; with removable plate-like milling cutting inserts of special shape <class-ref scheme="cpc">B23C5/202</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/143" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/143</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having chip-breakers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/145" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having a special shape</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/146" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Means to improve the adhesion between the substrate and the coating</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/148" definition-exists="false" ipc-concordant="B23B27/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/148</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Composition of the cutting inserts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/16" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with exchangeable cutting bits </text><CPC-specific-text><text>or cutting inserts</text></CPC-specific-text><text>, e.g. able to be clamped</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1603" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B27/1603</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>with specially shaped plate-like exchangeable cutting inserts, e.g. chip-breaking groove </text><reference><text><class-ref scheme="cpc">B23B27/1614</class-ref> - <class-ref scheme="cpc">B23B27/1655</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1607" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1607</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having chip-breakers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1611" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1611</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having a special shape</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1614" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1614</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts of special shape clamped against the walls of the recess in the shank by a clamping member acting upon the wall of a hole in the insert </text><reference><text><class-ref scheme="cpc">B23B27/1644</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1618" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1618</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having chip-breakers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1622" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1622</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having a special shape</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1625" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1625</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts of special shape clamped by a clamping member acting almost perpendicularly on the chip-forming plane </text><reference><text><class-ref scheme="cpc">B23B27/1644</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1629" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1629</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in which the clamping member breaks the chips</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1633" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1633</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in which the chip-breaking clamping member is adjustable</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1637" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1637</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having chip-breakers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/164" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/164</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having a special shape</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1644" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1644</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts of special shape clamped by a clamping member acting almost perpendicularly on the chip-forming plane and at the same time upon the wall of a hole in the cutting insert</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1648" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1648</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having chip-breakers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1651" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1651</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by having a special shape</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1655" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1655</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Adjustable position of the plate-like cutting inserts of special form</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1659" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B27/1659</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>with plate-like exchangeable cutting inserts </text><reference><text><class-ref scheme="cpc">B23B27/1662</class-ref> - <class-ref scheme="cpc">B23B27/1681</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1662" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1662</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts clamped against the walls of the recess in the shank by a clamping member acting upon the wall of a hole in the cutting insert </text><reference><text><class-ref scheme="cpc">B23B27/1677</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1666" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1666</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts clamped by a clamping member acting almost perpendicularly on chip-forming plane </text><reference><text><class-ref scheme="cpc">B23B27/1677</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/167" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in which the clamping member breaks the chips</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1674" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1674</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in which the chip-breaking clamping member is adjustable</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1677" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1677</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with plate-like cutting inserts clamped by a clamping member acting almost perpendicularly on the chip-forming plane and at the same time upon the wall of a hole in the insert</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1681" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1681</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Adjustable position of the plate-like cutting inserts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/1685" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1685</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Adjustable position of the cutting inserts </text><reference><text><class-ref scheme="cpc">B23B27/1655</class-ref> and <class-ref scheme="cpc">B23B27/1681</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1688" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1688</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Height of the cutting tip adjustable</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1692" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1692</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Angular position of the cutting insert adjustable around an axis parallel to the chip-forming plane</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B27/1696" definition-exists="false" ipc-concordant="B23B27/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/1696</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Angular position of the cutting insert adjustable around an axis generally perpendicularly to the chip-forming plane</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B27/18" definition-exists="false" ipc-concordant="B23B27/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cutting bits or tips </text><CPC-specific-text><text>or cutting inserts</text></CPC-specific-text><text> rigidly mounted, e.g. by brazing</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B27/20" definition-exists="false" ipc-concordant="B23B27/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with diamond bits </text><CPC-specific-text><text>or cutting inserts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/22" definition-exists="false" ipc-concordant="B23B27/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting tools with chip-breaking equipment </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B27/045</class-ref>, <class-ref scheme="cpc">B23B27/143</class-ref>, <class-ref scheme="cpc">B23B27/16</class-ref> take precedence; arrangements for chip-breaking <class-ref scheme="cpc">B23B25/02</class-ref>; for milling tools <class-ref scheme="cpc">B23C5/165</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B27/24" definition-exists="false" ipc-concordant="B23B27/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B27/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Knurling tools</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B29/00" definition-exists="true" ipc-concordant="B23B29/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Holders for non-rotary cutting tools </text><reference><text><class-ref scheme="cpc">B23B27/12</class-ref> takes precedence</text></reference></title-part><title-part><text>Boring bars or boring heads</text></title-part><title-part><text>Accessories for tool holders</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B29/02" definition-exists="false" ipc-concordant="B23B29/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring bars</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/022" definition-exists="false" ipc-concordant="B23B29/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with vibration reducing means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/025" definition-exists="false" ipc-concordant="B23B29/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring toolholders fixed on the boring bar</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/027" definition-exists="false" ipc-concordant="B23B29/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Steadies for boring bars </text><reference><text>auxiliary devices, e.g. steadies, rests <class-ref scheme="cpc">B23Q1/76</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B29/03" definition-exists="false" ipc-concordant="B23B29/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring heads</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/034" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/034</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with tools moving radially, e.g. for making chamfers or undercuttings</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/03403" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03403</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>radially adjustable before starting manufacturing</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03407" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03407</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of screws and nuts</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/0341" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/0341</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cartridges</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03414" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03414</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>adjustment of the tool placed in the hole being possible</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03417" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03417</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of inclined planes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03421" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03421</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by pivoting the tool carriers or by elastic deformation</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03425" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03425</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of gears and racks</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03428" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03428</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of an eccentric</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/03432" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03432</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>radially adjustable during manufacturing</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03435" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03435</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of screws and nuts</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03439" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03439</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03442" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03442</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03446" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of inclined planes</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/0345" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/0345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03453" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03453</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03457" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03457</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by pivoting the tool carriers or by elastic deformation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/0346" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/0346</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03464" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03464</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03467" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03467</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of gears and racks</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03471" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03471</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03475" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03475</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03478" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03478</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of an eccentric</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03482" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03482</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03485" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/03489" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B29/03489</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Adjustment means not specified or not covered by the groups <class-ref scheme="cpc">B23B29/03435</class-ref> - <class-ref scheme="cpc">B23B29/03478</class-ref></text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03492" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03492</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring and facing heads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B29/03496" definition-exists="false" ipc-concordant="B23B29/034" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/03496</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grooving tool</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B29/04" definition-exists="false" ipc-concordant="B23B29/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders for a single cutting tool</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/043" definition-exists="false" ipc-concordant="B23B29/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with cutting-off, grooving or profile cutting tools, i.e. blade- or disc-like main cutting parts </text><reference><text><class-ref scheme="cpc">B23B29/14</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/046" definition-exists="false" ipc-concordant="B23B29/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with an intermediary toolholder</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/06" definition-exists="false" ipc-concordant="B23B29/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders equipped with longitudinally-arranged grooves for setting the cutting tool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/08" definition-exists="false" ipc-concordant="B23B29/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders equipped with grooves arranged crosswise to the longitudinal direction for setting the cutting tool</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/10" definition-exists="false" ipc-concordant="B23B29/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with adjustable counterbase for the cutting tool</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/12" definition-exists="false" ipc-concordant="B23B29/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special arrangements on tool holders</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/125" definition-exists="false" ipc-concordant="B23B29/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Vibratory toolholders</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/14" definition-exists="false" ipc-concordant="B23B29/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>affording a yielding support of the cutting tool, e.g. by spring clamping </text><CPC-specific-text><reference><text>cutting tools with yieldable support for the cutting insert <class-ref scheme="cpc">B23B27/086</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/16" definition-exists="false" ipc-concordant="B23B29/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for supporting the workpiece in a backrest</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/18" definition-exists="false" ipc-concordant="B23B29/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for retracting the cutting tool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/20" definition-exists="false" ipc-concordant="B23B29/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for placing same by shanks in sleeves of a turret</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B29/205" definition-exists="false" ipc-concordant="B23B29/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the tools being adjustable</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/22" definition-exists="false" ipc-concordant="B23B29/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for tool adjustment by means of shims or spacers</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B29/24" definition-exists="false" ipc-concordant="B23B29/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders for a plurality of cutting tools, e.g. turrets </text><CPC-specific-text><reference><text>indexing devices <class-ref scheme="cpc">B23Q16/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/242" definition-exists="false" ipc-concordant="B23B29/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turrets, without description of the angular positioning device </text><reference><text>turret lathes for turning individually-chucked workpieces <class-ref scheme="cpc">B23B3/16</class-ref>; turrets with manually operated angular positioning devices <class-ref scheme="cpc">B23B29/282</class-ref>; turrets with power operated angular positioning devices <class-ref scheme="cpc">B23B29/323</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/244" definition-exists="false" ipc-concordant="B23B29/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/244</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Toolposts, i.e. clamping quick-change toolholders, without description of the angular positioning device </text><reference><text>toolposts with manually operated angular positioning devices <class-ref scheme="cpc">B23B29/285</class-ref>; toolposts with power operated angular positioning devices <class-ref scheme="cpc">B23B29/326</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/246" definition-exists="false" ipc-concordant="B23B29/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/246</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Quick-change tool holders</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/248" definition-exists="false" ipc-concordant="B23B29/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/248</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with individually adjustable toolholders</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/26" definition-exists="false" ipc-concordant="B23B29/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders in fixed position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/28" definition-exists="false" ipc-concordant="B23B29/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turrets manually adjustable about a vertical </text><CPC-specific-text><text>or horizontal</text></CPC-specific-text><text> pivot </text><CPC-specific-text><reference><text>indexing devices <class-ref scheme="cpc">B23Q16/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/282" definition-exists="false" ipc-concordant="B23B29/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/282</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turrets with manually operated angular positioning devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/285" definition-exists="false" ipc-concordant="B23B29/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Toolposts with manually operated angular positioning devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/287" definition-exists="false" ipc-concordant="B23B29/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turret toolholder with manually operated angular positioning devices</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/32" definition-exists="false" ipc-concordant="B23B29/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turrets adjustable by power drive, i.e. turret heads </text><CPC-specific-text><reference><text>indexing devices <class-ref scheme="cpc">B23Q16/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/323" definition-exists="false" ipc-concordant="B23B29/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/323</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turrets with power operated angular positioning devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B29/326" definition-exists="false" ipc-concordant="B23B29/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/326</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Toolposts with power operated angular positioning devices</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B29/34" definition-exists="false" ipc-concordant="B23B29/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B29/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turrets equipped with triggers for releasing the cutting tools</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B31/00" definition-exists="true" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/00</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Chucks </text><CPC-specific-text><reference><text>allowing axial oscillation of percussion tool bits <class-ref scheme="cpc">B25D17/08</class-ref></text></reference></CPC-specific-text></title-part><title-part><text>Expansion mandrels</text></title-part><title-part><text>Adaptations thereof for remote control </text><reference><text>faceplates <class-ref scheme="cpc">B23Q1/50</class-ref>; rotary devices holding by magnetic and/or electrical force acting directly on work <class-ref scheme="cpc">B23Q3/152</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/00</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2231/56</class-ref>, <class-ref scheme="cpc">B23B2231/565</class-ref>, and <class-ref scheme="cpc">B23B2231/58</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/001" definition-exists="false" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Protection against entering of chips or dust</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/003" definition-exists="false" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Work or tool ejection means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/005" definition-exists="false" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cylindrical shanks of tools</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/006" definition-exists="false" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Conical shanks of tools</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/008" definition-exists="false" ipc-concordant="B23B31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with arrangements for transmitting torque</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/02" definition-exists="false" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/02</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/0261</class-ref>, <class-ref scheme="cpc">B23B2231/56</class-ref>, <class-ref scheme="cpc">B23B2231/565</class-ref>, and <class-ref scheme="cpc">B23B2231/58</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/021" definition-exists="false" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Faceplates</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/023" definition-exists="false" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for screw-threads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/025" definition-exists="false" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for gears</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/026" definition-exists="true" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the radial or angular position of the tool being adjustable </text><reference><text>boring heads with tools moving radially <class-ref scheme="cpc">B23B29/034</class-ref>; holding tools yieldably <class-ref scheme="cpc">B23B31/08</class-ref>; with means for adjusting the chuck with respect to the working spindle <class-ref scheme="cpc">B23B31/36</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/026</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B31/0261</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/026</class-ref> and <class-ref scheme="cpc">B23B31/0261</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/0261" definition-exists="true" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/0261</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>for centering the tool</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/0261</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/02</class-ref> and <class-ref scheme="cpc">B23B31/026</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/02</class-ref>, <class-ref scheme="cpc">B23B31/026</class-ref>, and <class-ref scheme="cpc">B23B31/0261</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/028" definition-exists="false" ipc-concordant="B23B31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the axial positioning of the tool being adjustable </text><reference><text><class-ref scheme="cpc">B23B31/208</class-ref> takes precedence; with means for adjusting the chuck with respect to the working spindle <class-ref scheme="cpc">B23B31/36</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/06" definition-exists="false" ipc-concordant="B23B31/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Features relating to the removal of tools</text></title-part><title-part><text>Accessories therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/07" definition-exists="false" ipc-concordant="B23B31/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ejector wedges</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/08" definition-exists="false" ipc-concordant="B23B31/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B31/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>holding tools yieldably</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/083" definition-exists="false" ipc-concordant="B23B31/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>axially</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/086" definition-exists="false" ipc-concordant="B23B31/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having an overload clutch</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/10" definition-exists="false" ipc-concordant="B23B31/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B31/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the retaining or gripping devices or their immediate operating means</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Group <class-ref scheme="cpc">B23B31/12</class-ref> takes precedence over groups <CPC-specific-note><class-ref scheme="cpc">B23B31/101</class-ref>, <class-ref scheme="cpc">B23B31/102</class-ref>,</CPC-specific-note><class-ref scheme="cpc">B23B31/103</class-ref> - <class-ref scheme="cpc">B23B31/117</class-ref></note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/101" definition-exists="true" ipc-concordant="B23B31/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/101</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Chucks with separately-acting jaws movable radially </text><reference><text><class-ref scheme="cpc">B23B31/1602</class-ref>, <class-ref scheme="cpc">B23B31/16062</class-ref>, <class-ref scheme="cpc">B23B31/161</class-ref>, <class-ref scheme="cpc">B23B31/16137</class-ref>, <class-ref scheme="cpc">B23B31/16175</class-ref>, <class-ref scheme="cpc">B23B31/16212</class-ref>, <class-ref scheme="cpc">B23B31/1625</class-ref> and <class-ref scheme="cpc">B23B31/16283</class-ref> take precedence; Chucks with simultaneously acting jaws moving radially <class-ref scheme="cpc">B23B31/16</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/102" definition-exists="false" ipc-concordant="B23B31/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/102</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws, accessories or adjustment means </text><reference><text><class-ref scheme="cpc">B23B31/16008</class-ref>, <class-ref scheme="cpc">B23B31/1605</class-ref>, <class-ref scheme="cpc">B23B31/16087</class-ref>, <class-ref scheme="cpc">B23B31/16125</class-ref>, <class-ref scheme="cpc">B23B31/16162</class-ref>, <class-ref scheme="cpc">B23B31/162</class-ref>, <class-ref scheme="cpc">B23B31/16237</class-ref>, <class-ref scheme="cpc">B23B31/1627</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/103" definition-exists="false" ipc-concordant="B23B31/103" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Retention by pivotal elements, e.g. catches, pawls</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/107" definition-exists="false" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/107</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Retention by laterally-acting detents, e.g. pins, screws, wedges</text></title-part><title-part><text>Retention by loose elements, e.g. balls</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/107</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B31/1079</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/107</class-ref> and <class-ref scheme="cpc">B23B31/1079</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1071" definition-exists="true" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1071</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Retention by balls </text><reference><text>balls acting as jaws <class-ref scheme="cpc">B23B31/22</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1072" definition-exists="true" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/1072</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Retention by axially or circumferentially oriented cylindrical elements </text><reference><text>cylindrical elements acting as jaws <class-ref scheme="cpc">B23B31/22</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/1072</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/10741</class-ref> and <class-ref scheme="cpc">B23B31/1079</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/1072</class-ref>, <class-ref scheme="cpc">B23B31/10741</class-ref>, and <class-ref scheme="cpc">B23B31/1079</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1073" definition-exists="false" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1073</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Retention by conical elements </text><reference><text>conical elements acting as jaws <class-ref scheme="cpc">B23B31/22</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/10741" definition-exists="true" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/10741</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Retention by substantially radially oriented pins</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/10741</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B31/1072</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/1072</class-ref> and <class-ref scheme="cpc">B23B31/10741</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1075" definition-exists="false" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1075</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Retention by screws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1076" definition-exists="false" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1076</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with conical ends</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1077" definition-exists="true" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1077</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>acting on a floating pin</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1078" definition-exists="false" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1078</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Retention by wedges</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1079" definition-exists="true" ipc-concordant="B23B31/107" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/1079</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Retention by spring or wire</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/1079</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/107</class-ref> and <class-ref scheme="cpc">B23B31/1072</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/107</class-ref>, <class-ref scheme="cpc">B23B31/1072</class-ref>, and <class-ref scheme="cpc">B23B31/1079</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/11" definition-exists="false" ipc-concordant="B23B31/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Retention by threaded connection</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1107" definition-exists="false" ipc-concordant="B23B31/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1107</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for conical parts</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1115" definition-exists="false" ipc-concordant="B23B31/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1115</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using conical threads</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1122" definition-exists="false" ipc-concordant="B23B31/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1122</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using cylindrical threads</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/113" definition-exists="false" ipc-concordant="B23B31/113" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/113</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Retention by bayonet connection</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/117" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/117</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Retention by friction only, e.g. using springs, resilient sleeves, tapers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1171" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1171</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>not used, <u>see</u> subgroups and <class-ref scheme="cpc">B23B31/117</class-ref></text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1172" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1172</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1173" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1173</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using springs</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1174" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1174</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1175" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1175</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using elastomer rings or sleeves</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1176" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1176</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1177" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1177</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using resilient metallic rings or sleeves</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1178" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1178</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1179" definition-exists="false" ipc-concordant="B23B31/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1179</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using heating and cooling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/12" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks with simultaneously-acting jaws, whether or not also individually adjustable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1207" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1207</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>moving obliquely to the axis of the chuck in a plane containing this axis</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1215" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1215</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1223" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1223</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means in the chuck to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/123" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with locking arrangements </text><reference><text>locking arrangements for chucks with simultaneously-acting jaws moving radially actuated by one or more spiral grooves <class-ref scheme="cpc">B23B31/16041</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1238" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1238</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by a nut with conical screw-thread</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1246" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1246</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by a bolt with conical screw-thread</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1253" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1253</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by an axially movable member</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/1261" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1261</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>pivotally movable in a radial plane</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1269" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1269</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1276" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1276</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1284" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1284</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1292" definition-exists="false" ipc-concordant="B23B31/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1292</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/14" definition-exists="false" ipc-concordant="B23B31/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/14</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>involving the use of centrifugal force</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/14</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/141</class-ref> and <class-ref scheme="cpc">B23B31/142</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/14</class-ref>, <class-ref scheme="cpc">B23B31/141</class-ref> and <class-ref scheme="cpc">B23B31/142</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/141" definition-exists="true" ipc-concordant="B23B31/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/141</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>To counterbalance the jaws</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/141</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B31/14</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/14</class-ref> and <class-ref scheme="cpc">B23B31/141</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/142" definition-exists="true" ipc-concordant="B23B31/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/142</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>To grip a tool or workpiece</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/142</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B31/14</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/14</class-ref> and <class-ref scheme="cpc">B23B31/142</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/16" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>moving radially</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16004" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by one or more spiral grooves</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16008" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16012" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16012</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16016" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16016</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/1602" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1602</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16025" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16029" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16029</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16033" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16041" definition-exists="false" ipc-concordant="B23B31/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16041</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with locking arrangements </text><reference><text>locking arrangements for chucks with simultaneously-acting jaws moving obliquely to the axis of the chuck in a plane containing this axis <class-ref scheme="cpc">B23B31/123</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16045" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by screws and nuts or oblique racks</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/1605" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1605</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16054" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16054</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16058" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16058</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16062" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16062</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16066" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/1607" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1607</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16075" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16075</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16079" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16079</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/1607</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16083" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by gears and racks</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16087" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16091" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16091</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16095" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16095</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/161" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16104" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16104</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16108" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16108</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16112" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16112</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16116" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16116</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/16108</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1612" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1612</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by cam surface in a radial plane</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16125" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16129" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16129</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16133" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16133</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16137" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16137</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16141" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16141</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16145" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/1615" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1615</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16154" definition-exists="false" ipc-concordant="B23B31/171" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16154</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/16145</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16158" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16158</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by coaxial conical surfaces</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16162" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16166" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16166</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/1617" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1617</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16175" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16175</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16179" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16179</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16183" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16183</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16187" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16187</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16191" definition-exists="false" ipc-concordant="B23B31/173" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16191</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/16183</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16195" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16195</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by levers moved by a coaxial control rod</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/162" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16204" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16204</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16208" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16212" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16212</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16216" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16216</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/1622" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1622</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16225" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16229" definition-exists="false" ipc-concordant="B23B31/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16229</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/1622</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16233" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16233</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jaws movement actuated by oblique surfaces of a coaxial control rod</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16237" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16237</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16241" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16241</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16245" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/1625" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1625</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Individually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16254" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16254</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/16258" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16258</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16262" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16262</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16266" definition-exists="false" ipc-concordant="B23B31/177" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16266</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/16258</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/1627" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/1627</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16275" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16275</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Form of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16279" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16279</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixation on the master jaw</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/16283" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16283</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Indivudually adjustable jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16287" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16287</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16291" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16291</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a centre</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/16295" definition-exists="false" ipc-concordant="B23B31/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/16295</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with means preventing the ejection of the jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/18" definition-exists="false" ipc-concordant="B23B31/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>pivotally movable in planes containing the axis of the chuck</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/185" definition-exists="false" ipc-concordant="B23B31/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>moving first parallel to the axis then pivotally in planes containing the axis of the chuck</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/19" definition-exists="false" ipc-concordant="B23B31/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/19</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>moving parallel to the axis of the chuck </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B31/185</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/20" definition-exists="false" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Longitudinally-split sleeves, e.g. collet chucks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/20</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/2012</class-ref>, <class-ref scheme="cpc">B23B31/20125</class-ref>, <class-ref scheme="cpc">B23B31/2025</class-ref>, <class-ref scheme="cpc">B23B31/206</class-ref>, <class-ref scheme="cpc">B23B31/2072</class-ref>, and <class-ref scheme="cpc">B23B31/2073</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/201" definition-exists="false" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/201</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Characterized by features relating primarily to remote control of the gripping means</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/201</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/2012</class-ref>, <class-ref scheme="cpc">B23B31/20125</class-ref>, <class-ref scheme="cpc">B23B31/206</class-ref>, <class-ref scheme="cpc">B23B31/2072</class-ref>, and <class-ref scheme="cpc">B23B31/2073</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/2012" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/2012</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Threaded cam actuator</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B31/2012</class-ref> and <class-ref scheme="cpc">B23B31/20125</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/20</class-ref> and <class-ref scheme="cpc">B23B31/201</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/20125" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/20125</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Axially fixed cam, moving jaws</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/202" definition-exists="false" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/202</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B31/2025</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/202</class-ref> and <class-ref scheme="cpc">B23B31/2025</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/2025" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/2025</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Wherein the sleeve is split into two relatively movable parts</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/2025</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/20</class-ref> and <class-ref scheme="cpc">B23B31/202</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/20</class-ref>, <class-ref scheme="cpc">B23B31/202</class-ref>, and <class-ref scheme="cpc">B23B31/2025</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/204" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/204</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means </text><reference><text><class-ref scheme="cpc">B23B31/207</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/206" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/206</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Reciprocating cam actuator </text><reference><text><class-ref scheme="cpc">B23B31/207</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/206</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/20</class-ref> and <class-ref scheme="cpc">B23B31/201</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/20</class-ref>, <class-ref scheme="cpc">B23B31/201</class-ref>, and <class-ref scheme="cpc">B23B31/206</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B23B31/207" definition-exists="false" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/207</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B31/207</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B31/2072</class-ref>, <class-ref scheme="cpc">B23B31/2073</class-ref>, <class-ref scheme="cpc">B23B2270/025</class-ref>, and <class-ref scheme="cpc">B23B2270/027</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/2072" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/2072</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Axially moving cam, fixed jaws</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/2072</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/20</class-ref>, <class-ref scheme="cpc">B23B31/201</class-ref>, and <class-ref scheme="cpc">B23B31/207</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B23B31/2073" definition-exists="true" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B31/2073</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Axially fixed cam, moving jaws </text><reference><text><class-ref scheme="cpc">B23B31/20125</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B31/2073</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/20</class-ref>, <class-ref scheme="cpc">B23B31/201</class-ref>, and <class-ref scheme="cpc">B23B31/207</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/208" definition-exists="false" ipc-concordant="B23B31/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a tool positioning stop </text><reference><text>axial positioning of the tool being adjustable <class-ref scheme="cpc">B23B31/028</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/22" definition-exists="false" ipc-concordant="B23B31/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jaws in the form of balls </text><CPC-specific-text><reference><text>retention by balls <class-ref scheme="cpc">B23B31/1071</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/223" definition-exists="false" ipc-concordant="B23B31/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B31/223</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Jaws in the form of cylindrical elements </text><reference><text>retention by cylindrical elements <class-ref scheme="cpc">B23B31/1072</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/226" definition-exists="false" ipc-concordant="B23B31/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B31/226</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Jaws in the form of conical elements </text><reference><text>retention by conical elements <class-ref scheme="cpc">B23B31/1073</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/24" definition-exists="false" ipc-concordant="B23B31/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by features relating primarily to remote control of the gripping means </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B31/201</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/26" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using mechanical transmission through the working-spindle </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B31/16</class-ref> and <class-ref scheme="cpc">B23B31/40</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/261" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/261</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>clamping the end of the toolholder shank</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/263" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of balls</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/265" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of collets</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/266" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/266</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a threaded spindle</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B23B31/268" definition-exists="false" ipc-concordant="B23B31/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/268</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a bayonet connection</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/28" definition-exists="false" ipc-concordant="B23B31/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using electric or magnetic means in the chuck</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/30" definition-exists="false" ipc-concordant="B23B31/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using fluid-pressure means in the chuck </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B31/10</class-ref> and <class-ref scheme="cpc">B23B31/40</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/302" definition-exists="false" ipc-concordant="B23B31/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/302</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hydraulic equipment, e.g. pistons, valves, rotary joints</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/305" definition-exists="false" ipc-concordant="B23B31/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the gripping means is a deformable sleeve</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/307" definition-exists="true" ipc-concordant="B23B31/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/307</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Vacuum chucks</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/32" definition-exists="false" ipc-concordant="B23B31/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with jaws carried by diaphragm</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/34" definition-exists="false" ipc-concordant="B23B31/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with means enabling the workpiece to be reversed or tilted</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/36" definition-exists="false" ipc-concordant="B23B31/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with means for adjusting the chuck with respect to the working-spindle</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/38" definition-exists="false" ipc-concordant="B23B31/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with overload clutches </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B31/086</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/39" definition-exists="false" ipc-concordant="B23B31/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jaw changers</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B31/40" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Expansion mandrels</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/4006" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Gripping the work or tool by a split sleeve </text><reference><text>collet chucks <class-ref scheme="cpc">B23B31/20</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/4013" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4013</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/402" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/402</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/4026" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/4033" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/4026</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/404" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/404</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Gripping the work or tool by jaws moving radially controlled by conical surfaces </text><reference><text><u>see</u> also <class-ref scheme="cpc">B23B31/16158</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/4046" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details of the jaws</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/4053" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4053</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using fluid-pressure means to actuate the gripping means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B23B31/406" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/406</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B31/4066" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using mechanical transmission through the spindle </text><reference><text><class-ref scheme="cpc">B23B31/406</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/4073" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4073</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Gripping the work or tool between planes almost perpendicular to the axis</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/408" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/408</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Work or tool supported by two conical surfaces</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/4086" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Work or tool gripped by a roller movable on an inclined plane</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/4093" definition-exists="false" ipc-concordant="B23B31/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/4093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tube supporting means including a centerhole</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B31/42" definition-exists="false" ipc-concordant="B23B31/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B31/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by features relating primarily to remote control of the gripping means</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B33/00" definition-exists="true" ipc-concordant="B23B33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drivers</text></title-part><title-part><text>Driving centres, Nose clutches, e.g. lathe dogs</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B33/005" definition-exists="false" ipc-concordant="B23B33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B33/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drivers with driving pins or the like</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B23B35/00" date-revised="2013-01-01" status="published"><classification-symbol>B23B35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring</text></title-part><title-part><text>Drilling </text><reference><text>for surgical purposes <class-ref scheme="cpc">A61B17/16</class-ref>; in metal using electric current <class-ref scheme="cpc">B23H9/14</class-ref>; by laser beam <class-ref scheme="cpc">B23K26/00</class-ref>; earth or rock drilling <class-ref scheme="cpc">E21B</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B35/00" definition-exists="true" ipc-concordant="B23B35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B35/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines</text></title-part><title-part><text>Use of auxiliary equipment in connection with such methods</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B35/005" definition-exists="false" ipc-concordant="B23B35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B35/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Measures for preventing splittering</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B37/00" definition-exists="true" ipc-concordant="B23B37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B37/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring by making use of ultrasonic energy </text><reference><text>essentially using abrasive material <class-ref scheme="cpc">B24B</class-ref>, e.g. <class-ref scheme="cpc">B24B1/04</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B39/00" definition-exists="true" ipc-concordant="B23B39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>General-purpose boring or drilling machines or devices</text></title-part><title-part><text>Sets of boring and/or drilling machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/003" definition-exists="false" ipc-concordant="B23B39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drilling machine situated underneath the workpiece</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/006" definition-exists="false" ipc-concordant="B23B39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Portal drilling machines</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/02" definition-exists="false" ipc-concordant="B23B39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring machines</text></title-part><title-part><text>Combined horizontal boring and milling machines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/04" definition-exists="false" ipc-concordant="B23B39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Co-ordinate boring or drilling machines</text></title-part><title-part><text>Machines for making holes without previous marking</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/06" definition-exists="false" ipc-concordant="B23B39/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Equipment for positioning work</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/08" definition-exists="false" ipc-concordant="B23B39/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for programme control</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/10" definition-exists="false" ipc-concordant="B23B39/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the drive, e.g. by fluid-pressure drive pneumatic power drive</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/12" definition-exists="false" ipc-concordant="B23B39/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Radial drilling machines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/14" definition-exists="false" ipc-concordant="B23B39/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with special provision to enable the machine or the drilling or boring head to be moved into any desired position, e.g. with respect to immovable work</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/16" definition-exists="true" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling machines with a plurality of working-spindles</text></title-part><title-part><text>Drilling automatons</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/161" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with parallel work spindles</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/162" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having gear transmissions</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/163" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having crank pin transmissions</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/165" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having universal joint transmissions</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/166" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/166</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having flexible shaft transmissions</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/167" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having belt and chain transmissions</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/168" definition-exists="false" ipc-concordant="B23B39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/168</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with the work spindles being oblique to each other</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/18" definition-exists="false" ipc-concordant="B23B39/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Setting work or tool carrier along a straight index line</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/20" definition-exists="false" ipc-concordant="B23B39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Setting work or tool carrier along a circular index line</text></title-part><title-part><text>Turret head drilling machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B39/205" definition-exists="false" ipc-concordant="B23B39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turret head drilling machines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/22" definition-exists="false" ipc-concordant="B23B39/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with working-spindles in opposite headstocks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B39/24" definition-exists="false" ipc-concordant="B23B39/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>designed for programme control</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/26" definition-exists="false" ipc-concordant="B23B39/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in which the working position of tool or work is controlled by copying discrete points of a pattern </text><reference><text>features of copying devices <class-ref scheme="cpc">B23Q35/02</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B39/28" definition-exists="false" ipc-concordant="B23B39/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B39/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Associations of only boring or drilling machines directed to a particular metal-working result </text><reference><text>if not producing a particular metal-working result <class-ref scheme="cpc">B23Q39/00</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B41/00" definition-exists="true" ipc-concordant="B23B41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring or drilling machines or devices specially adapted for particular work </text><CPC-specific-text><reference><text>surgical drilling machines <class-ref scheme="cpc">A61B17/16</class-ref></text></reference></CPC-specific-text></title-part><title-part><text>Accessories specially adapted therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/003" definition-exists="false" ipc-concordant="B23B41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for drilling elongated pieces, e.g. beams</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B41/006" definition-exists="false" ipc-concordant="B23B41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the machining device being moved along a fixed workpiece</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/02" definition-exists="false" ipc-concordant="B23B41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for boring deep holes</text></title-part><title-part><text>Trepanning, e.g. of gun or rifle barrels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/04" definition-exists="false" ipc-concordant="B23B41/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for boring polygonal or other non-circular holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/06" definition-exists="false" ipc-concordant="B23B41/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for boring conical holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/10" definition-exists="false" ipc-concordant="B23B41/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for boring holes in steam boilers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/12" definition-exists="false" ipc-concordant="B23B41/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for forming working surfaces of cylinders, of bearings, e.g. in heads of driving rods, or of other engine parts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/14" definition-exists="false" ipc-concordant="B23B41/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for very small holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B41/16" definition-exists="false" ipc-concordant="B23B41/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B41/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for boring holes with high-quality surface</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B43/00" definition-exists="true" ipc-concordant="B23B43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B43/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring or drilling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool </text><reference><text>if specially adapted for particular work <class-ref scheme="cpc">B23B41/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B43/02" definition-exists="false" ipc-concordant="B23B43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B43/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to the tailstock of a lathe</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B45/00" definition-exists="true" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hand-held or like portable drilling machines, e.g. drill guns</text></title-part><title-part><text>Equipment therefor </text><reference><text>details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed <class-ref scheme="cpc">B25F5/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/001" definition-exists="false" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Housing of the drill, e.g. handgrip</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/003" definition-exists="false" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Attachments</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/005" definition-exists="false" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Flexible shafts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/006" definition-exists="false" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Keys for operating the chucks</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/008" definition-exists="false" ipc-concordant="B23B45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Gear boxes, clutches, bearings, feeding mechanisms or like equipment</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/02" definition-exists="true" ipc-concordant="B23B45/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>driven by electric power</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/04" definition-exists="false" ipc-concordant="B23B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>driven by fluid-pressure or pneumatic power</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/042" definition-exists="false" ipc-concordant="B23B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turbine motors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/044" definition-exists="false" ipc-concordant="B23B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Rotary vane type motors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/046" definition-exists="false" ipc-concordant="B23B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Piston engines</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B45/048" definition-exists="false" ipc-concordant="B23B45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Internal combustion piston engines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B45/06" definition-exists="false" ipc-concordant="B23B45/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>driven by man-power</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/08" definition-exists="false" ipc-concordant="B23B45/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for drilling rails or profiled stock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/10" definition-exists="false" ipc-concordant="B23B45/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by using a fiddle bow or a belt</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B45/12" definition-exists="false" ipc-concordant="B23B45/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B45/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by using a ratchet brace</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B23B47/00" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Components or accessories for boring or drilling machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B47/00" definition-exists="true" ipc-concordant="B23B47/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B47/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Constructional features of components specially designed for boring or drilling machines</text></title-part><title-part><text>Accessories therefor </text><reference><text>working-spindles, bearing sleeves therefor <class-ref scheme="cpc">B23Q1/70</class-ref>; for machine tools in general <class-ref scheme="cpc">B23Q</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B47/26" definition-exists="false" ipc-concordant="B23B47/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Liftable or lowerable drill heads or headstocks</text></title-part><title-part><text>Balancing arrangements therefor </text><CPC-specific-text><reference><text>weight and flexion compensation <class-ref scheme="cpc">B23Q11/001</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B47/28" definition-exists="true" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drill jigs for workpieces </text><reference><text>equipment for setting or guiding the drill <class-ref scheme="cpc">B23B49/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B47/281" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/281</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jigs for drilling cylindrical parts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B47/282" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/282</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jigs for drilling spherical parts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B47/284" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/284</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jigs for drilling rivets or bolts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B47/285" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jigs for drilling ski bindings</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B47/287" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Jigs for drilling plate-like workpieces </text><reference><text>templates for marking the position of fittings on wings or frames <class-ref scheme="cpc">E05D11/0009</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B47/288" definition-exists="false" ipc-concordant="B23B47/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/288</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving dowelling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B47/30" definition-exists="false" ipc-concordant="B23B47/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Additional gear with one or more working-spindles attachable to the main working-spindle and mounting the additional gear </text><CPC-specific-text><reference><text>multi-spindle drilling machines <class-ref scheme="cpc">B23B39/16</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B47/32" definition-exists="false" ipc-concordant="B23B47/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for preventing the running-out of drills or fracture of drills when getting through</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B47/34" definition-exists="true" ipc-concordant="B23B47/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B47/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for removing chips out of the holes made</text></title-part><title-part><text>Chip- breaking arrangements attached to the tool </text><CPC-specific-text><reference><text>chip-breaking in turning machines <class-ref scheme="cpc">B23B25/02</class-ref>; in turning tools <class-ref scheme="cpc">B23B27/22</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B49/00" definition-exists="true" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring or gauging equipment on boring machines for positioning or guiding the drill</text></title-part><title-part><text>Devices for indicating failure of drills during boring</text></title-part><title-part><text>Centering devices for holes to be bored </text><reference><text>marking-out equipment <class-ref scheme="cpc">B25H7/00</class-ref>; measuring devices, gauges <class-ref scheme="cpc">G01B</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B49/001" definition-exists="false" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices for detecting or indicating failure of drills</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B49/003" definition-exists="true" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stops attached to drilling tools, tool holders or drilling machines </text><reference><text><class-ref scheme="cpc">B23B51/104</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B49/005" definition-exists="false" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Attached to the drill</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B49/006" definition-exists="false" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Attached to drilling machines</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B49/008" definition-exists="false" ipc-concordant="B23B49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Attached to the nose of the drilling machines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B49/02" definition-exists="true" ipc-concordant="B23B49/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring templates or bushings</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B49/023" definition-exists="false" ipc-concordant="B23B49/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Bushings and their connection to the template</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B49/026" definition-exists="false" ipc-concordant="B23B49/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boring bushing carriers attached to the workpiece by glue, magnets, suction devices or the like</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B49/04" definition-exists="false" ipc-concordant="B23B49/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for boring or drilling centre holes in workpieces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B49/06" definition-exists="false" ipc-concordant="B23B49/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B49/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for drilling holes in brake bands or brake linings</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B23B51/00" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/00</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Tools for drilling machines</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/00</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0002</class-ref>, <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/00035</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref>, <class-ref scheme="cpc">B23B51/0005</class-ref>, <class-ref scheme="cpc">B23B51/0006</class-ref>, <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref>, <class-ref scheme="cpc">B23B51/0011</class-ref>, <class-ref scheme="cpc">B23B51/0095</class-ref>, <class-ref scheme="cpc">B23B51/011</class-ref> and <class-ref scheme="cpc">B23B2251/249</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0002" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0002</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0002</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0003" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0003</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with exchangeable heads or inserts</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref> and <class-ref scheme="cpc">B23B51/0005</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref>, <class-ref scheme="cpc">B23B2251/02</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/00035" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/00035</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Spade drills</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/00035</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0004" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0004</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with cutting heads or inserts attached by screw means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0005" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0005</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with cutting heads or inserts attached by wedge means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0006" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0006</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Drills with cutting inserts </text><reference><text><class-ref scheme="cpc">B23B51/0002</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0006</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0007" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0007</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with exchangeable cutting insert</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B51/0007</class-ref> and <class-ref scheme="cpc">B23B51/0008</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref>, <class-ref scheme="cpc">B23B51/04</class-ref>, <class-ref scheme="cpc">B23B51/0426</class-ref>, <class-ref scheme="cpc">B23B51/044</class-ref>, <class-ref scheme="cpc">B23B51/0453</class-ref>, <class-ref scheme="cpc">B23B51/0466</class-ref>, <class-ref scheme="cpc">B23B51/0493</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0008" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0008</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with indexable or reversible cutting inserts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0011" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0011</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with radially inner and outer cutting inserts</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0011</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref>, <class-ref scheme="cpc">B23B2251/50</class-ref> and <class-ref scheme="cpc">B23B2251/505</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0018" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0018</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drills for enlarging a hole</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0027" definition-exists="false" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by tool swivelling</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0036" definition-exists="false" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0036</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a tool-carrying eccentric</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0045" definition-exists="false" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by expanding or tilting the toolhead</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0054" definition-exists="false" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0054</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drill guiding devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0063" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Centerdrills</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0072" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0072</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drills for making non-circular holes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0081" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/0081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Conical drills</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/009" definition-exists="false" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stepped drills</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/0095" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0095</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Spade drills </text><reference><text><class-ref scheme="cpc">B23B51/00035</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0095</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B51/00</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/00</class-ref> and <class-ref scheme="cpc">B23B51/0095</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/011" definition-exists="true" ipc-concordant="B23B51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/011</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Micro drills</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/011</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref> and <class-ref scheme="cpc">B23B51/02</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref> and <class-ref scheme="cpc">B23B51/011</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/02" definition-exists="true" ipc-concordant="B23B51/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Twist drills</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/02</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0002</class-ref>, <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref>, <class-ref scheme="cpc">B23B51/0005</class-ref>, <class-ref scheme="cpc">B23B51/0006</class-ref>, <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref>, <class-ref scheme="cpc">B23B51/0011</class-ref>, <class-ref scheme="cpc">B23B51/011</class-ref> and <class-ref scheme="cpc">B23B2251/249</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/04" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/04</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Drills</text></CPC-specific-text><text> for trepanning</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/04</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>Group <class-ref scheme="cpc">B23B51/04</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref>, <class-ref scheme="cpc">B23B51/0411</class-ref>, <class-ref scheme="cpc">B23B51/0417</class-ref>, <class-ref scheme="cpc">B23B51/0426</class-ref>, <class-ref scheme="cpc">B23B51/044</class-ref>, <class-ref scheme="cpc">B23B51/0461</class-ref>, <class-ref scheme="cpc">B23B51/0467</class-ref>, <class-ref scheme="cpc">B23B51/0468</class-ref> and <class-ref scheme="cpc">B23B51/0469</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0411" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0411</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with stepped tubular cutting bodies</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0411</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/04</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0413" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0413</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with core-cutting-off devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0417" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0417</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>including chamfer or spot bore cutter</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0417</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/04</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/042" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with lubricating or cooling equipment</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0426" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0426</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with centering devices</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0426</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/04</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>Group <class-ref scheme="cpc">B23B51/0426</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/044" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with core holding devices</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/044</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/04</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>Group <class-ref scheme="cpc">B23B51/044</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0453" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0453</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ejecting devices</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/0453</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0461" definition-exists="false" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0461</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with exchangeable cutting heads or crowns</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0466" definition-exists="false" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0466</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with exchangeable cutting inserts, e.g. able to be clamped</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/0466</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/0426</class-ref>, <class-ref scheme="cpc">B23B51/044</class-ref> and <class-ref scheme="cpc">B23B51/0453</class-ref>.<br/>Group <class-ref scheme="cpc">B23B51/0466</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref>, <class-ref scheme="cpc">B23B51/04</class-ref>, <class-ref scheme="cpc">B23B51/0411</class-ref>, <class-ref scheme="cpc">B23B51/0417</class-ref>, <class-ref scheme="cpc">B23B51/0426</class-ref>, <class-ref scheme="cpc">B23B51/044</class-ref>, <class-ref scheme="cpc">B23B51/0467</class-ref>, <class-ref scheme="cpc">B23B51/0468</class-ref> and <class-ref scheme="cpc">B23B51/0469</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0467" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0467</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Details of the tubular body sidewall</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B51/0467</class-ref> - <class-ref scheme="cpc">B23B51/0469</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/04</class-ref> and <class-ref scheme="cpc">B23B51/0466</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0468" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0468</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Internal grooves</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0469" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0469</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Eccentric or non-circular</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0473" definition-exists="true" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0473</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Details about the connection between the driven shaft and the tubular cutting part; Arbors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/0486" definition-exists="false" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="frozen"><classification-symbol>B23B51/0486</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with lubricating or cooling equipment </text><reference><text><class-ref scheme="cpc">B23B51/042</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/0486</class-ref> is no longer used for the classification of documents as of <reclassification-date>2022-01-01</reclassification-date>.<br/>The content of this group is being reclassified into groups <class-ref scheme="cpc">B23B51/063</class-ref> and <class-ref scheme="cpc">B23B51/066</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/0486</class-ref>, <class-ref scheme="cpc">B23B51/063</class-ref> and <class-ref scheme="cpc">B23B51/066</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0493" definition-exists="false" ipc-concordant="B23B51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="frozen"><classification-symbol>B23B51/0493</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with exchangeable cutting inserts, e.g. able to be clamped</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/0493</class-ref> is no longer used for the classification of documents as of <reclassification-date>2022-01-01</reclassification-date>.<br/>The content of this group is being reclassified into groups <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref>, <class-ref scheme="cpc">B23B51/06</class-ref>, <class-ref scheme="cpc">B23B51/063</class-ref>, <class-ref scheme="cpc">B23B51/066</class-ref>, <class-ref scheme="cpc">B23B51/068</class-ref>, <class-ref scheme="cpc">B23B51/0682</class-ref>, <class-ref scheme="cpc">B23B51/0684</class-ref> and <class-ref scheme="cpc">B23B51/0686</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/05" definition-exists="true" ipc-concordant="B23B51/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for cutting discs from sheet</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/06" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/06</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills with lubricating or cooling equipment </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23B51/042</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/06</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B51/0493</class-ref>.<br/>Group <class-ref scheme="cpc">B23B51/06</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">B23B51/063</class-ref>, <class-ref scheme="cpc">B23B51/066</class-ref>, <class-ref scheme="cpc">B23B51/068</class-ref>, <class-ref scheme="cpc">B23B51/0682</class-ref>, <class-ref scheme="cpc">B23B51/0684</class-ref> and <class-ref scheme="cpc">B23B51/0686</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/063" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/063</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Deep hole drills, e.g. ejector drills</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B51/063</class-ref> and <class-ref scheme="cpc">B23B51/066</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/0486</class-ref>, <class-ref scheme="cpc">B23B51/0493</class-ref> and <class-ref scheme="cpc">B23B51/06</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/066" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/066</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Gun drills</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/068" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/068</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Details of the lubricating or cooling channel</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B51/068</class-ref> - <class-ref scheme="cpc">B23B51/0686</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/0493</class-ref> and <class-ref scheme="cpc">B23B51/06</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0682" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0682</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Coolant moves along outside of tool periphery toward cutting edges</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0684" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0684</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Deflector or nozzle on drill to point the coolant in a desired direction</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/0686" definition-exists="true" ipc-concordant="B23B51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/0686</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Cross-sectional shape of coolant hole</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/08" definition-exists="false" ipc-concordant="B23B51/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills combined with tool parts or tools for performing additional working </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B23G5/20</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/10" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bits for countersinking</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/10</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B51/109</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/10</class-ref> and <class-ref scheme="cpc">B23B51/109</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/101" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/101</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Deburring tools </text><reference><text><class-ref scheme="cpc">B23B51/103</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/102" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/102</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Back spot-facing or chamfering</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/103" definition-exists="false" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Deburring or chamfering tools for the ends of tubes or rods</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/104" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/104</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with stops</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/105" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Deburring or countersinking of radial holes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/106" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/106</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with a cutting edge adjustable along a direction oblique to the axis</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/107" definition-exists="false" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/107</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having a pilot</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/107</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B51/109</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/107</class-ref> and <class-ref scheme="cpc">B23B51/109</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/108" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/108</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>having a centering drill</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B51/108</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B51/1085</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/108</class-ref> and <class-ref scheme="cpc">B23B51/1085</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B23B51/1085" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/1085</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>countersink in the form of an attachment to the drill</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/1085</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B51/108</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B51/108</class-ref> and <class-ref scheme="cpc">B23B51/1085</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/109" definition-exists="true" ipc-concordant="B23B51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B51/109</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Counterboring tools </text><reference><text><class-ref scheme="cpc">B23B51/102</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B51/109</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/10</class-ref>, <class-ref scheme="cpc">B23B51/107</class-ref> and <class-ref scheme="cpc">B23B51/108</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B23B51/12" definition-exists="true" ipc-concordant="B23B51/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adapters for drills or chucks</text></title-part><title-part><text>Tapered sleeves</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/123" definition-exists="false" ipc-concordant="B23B51/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Conical reduction sleeves</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/126" definition-exists="false" ipc-concordant="B23B51/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tool elongating devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B23B51/14" definition-exists="false" ipc-concordant="B23B51/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B51/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adapters for broken drills</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="B23B200/00" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/00</classification-symbol>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B200/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of cutting inserts</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Overall shape</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0404" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0404</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexagonal</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0409" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0409</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>irregular</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0414" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0414</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0419" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0419</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>trigonal</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0423" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0423</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Irregular</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0428" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0428</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lozenge</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0433" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0433</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0438" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0438</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Octagonal</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0442" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0442</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0447" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0447</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Parallelogram</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0452" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0452</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0457" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0457</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pentagonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0461" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0461</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Round</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0466" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0466</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Segment or sector of a circle</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0471" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0471</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Square</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0476" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0476</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/048" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Star form</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/0485" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0485</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Trapezium</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/049" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/049</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Triangular</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/0495" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/0495</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rake or top surfaces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/081" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/081</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with projections </text><reference><text>chip breaking projections in general <class-ref scheme="cpc">B23B2200/321</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/082" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with elevated clamping surface</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/083" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>curved</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/085" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>discontinuous</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/086" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one or more grooves</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/087" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for chip breaking </text><reference><text>chip breaking depressions in general <class-ref scheme="cpc">B23B2200/323</class-ref>, multiple chip breaking grooves <class-ref scheme="cpc">B23B2200/325</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/088" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/088</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for clamping</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Side or flank surfaces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/121" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/121</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with projections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/123" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>curved</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>discontinuous</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/126" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>stepped</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/128" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one or more grooves</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supporting or bottom surfaces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/161" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/161</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with projections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/162" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>curved</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/163" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>discontinuous</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/164" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/164</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>ground</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/165" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one or more grooves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/166" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/166</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polygonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/167" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with serrations</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/168" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/168</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>star form</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Top or side views of the cutting edge</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of the nose radius and immediately surrounding area</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/202" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with curved cutting edge</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/204" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with discontinuous cutting edge</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/205" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cutting edge having a wave form</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/207" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for cutting a particular form corresponding to the form of the cutting edge</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/208" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with wiper, i.e. an auxiliary cutting edge to improve surface finish</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cross section of the cutting edge</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/242" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>bevelled or chamfered</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/245" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rounded</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/247" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>sharp</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Angles</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/283" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/283</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Negative cutting angles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/286" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/286</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Positive cutting angles</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chip breaking or chip evacuation</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/321" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/321</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by chip breaking projections </text><reference><text>with projections on rake surface <class-ref scheme="cpc">B23B2200/081</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/323" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/323</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by chip breaking depressions </text><reference><text>with one or more grooves on top surface for chip breaking <class-ref scheme="cpc">B23B2200/087</class-ref>, with multiple chip breaking grooves <class-ref scheme="cpc">B23B2200/325</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/325" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by multiple chip-breaking grooves </text><reference><text>with one or more grooves on top surface for chip breaking <class-ref scheme="cpc">B23B2200/087</class-ref>, with chip breaking depression <class-ref scheme="cpc">B23B2200/323</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/326" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/326</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by chip breaking-plates</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/328" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/328</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of chip evacuation</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B200/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B23B2200/36</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Other features of cutting inserts not covered by <class-ref scheme="cpc">B23B2200/04</class-ref> - <class-ref scheme="cpc">B23B2200/32</class-ref></text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/3609" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3609</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chamfers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/3618" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3618</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixation holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/3627" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3627</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indexing </text><reference><text>with grooves on bottom surfaces <class-ref scheme="cpc">B23C2200/165</class-ref>, with polygonal bottom surfaces <class-ref scheme="cpc">B23B2200/166</class-ref>, with star form bottom surfaces <class-ref scheme="cpc">B23C2200/167</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/3636" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3636</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with cutting geometries differing according to the indexed position</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/3645" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3645</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lands, i.e. the outer peripheral section of the rake face</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/3654" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3654</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being variable </text><reference><text>negative lands of variable width <class-ref scheme="cpc">B23B2200/3672</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B200/3663" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3663</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having negative cutting angles </text><reference><text>with bevelled cutting edge <class-ref scheme="cpc">B23C2200/243</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B23B200/3672" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3672</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being variable </text><reference><text>lands with variable width <class-ref scheme="cpc">B23B2200/3654</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/3681" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/3681</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Split inserts, i.e. comprising two or more sections roughly equal in size and having similar or dissimilar cutting geometries</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B200/369" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2200/369</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mounted tangentially, i.e. where the rake face is not the face with the largest area</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B205/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixation of cutting inserts in holders</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixation using an elastically deformable clamping member</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixation screws, bolts or pins of particular form</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B205/045" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>orientated obliquely to the hole in the insert or to the seating surface</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using an eccentric</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using two or more fixation screws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Seats for cutting inserts</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B205/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>One or more walls of the seat being elastically deformable</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shims</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Systems for indexing the cutting insert automatically</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B205/21" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Systems for changing the cutting insert automatically</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B205/215" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2205/215</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a magazine</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B210/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of turning tools</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B210/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool holders having multiple cutting inserts</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B210/022" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooving tools</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B210/025" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooving inserts arranged on a turret</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B210/027" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for adjusting the grooving inserts</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B210/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Self-sharpening tools</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B210/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chip breakers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B210/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tools comprising intermediary toolholders</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B210/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2210/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tools comprising weakened spot on the tool at a preferred breakage location </text><reference><text>break points on shanks of tools <class-ref scheme="cpc">B23B2231/0212</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B215/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of workpieces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aircraft components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Automobile wheels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ammunition cartridge cases</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bearing races</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Camshafts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crankshafts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Components of internal combustion engines </text><reference><text><class-ref scheme="cpc">B23B2215/16</class-ref> and <class-ref scheme="cpc">B23B2215/20</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B215/242" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cylinder liners</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B215/245" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pistons</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B215/247" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Piston rings</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Firearms, guns</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Railway tracks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Railway wheels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spectacles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Springs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Steel wool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thin walled components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Threaded components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tubes, pipes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B215/76" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Components for turbines</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B215/81" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2215/81</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turbine blades</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B220/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of turning, boring or drilling processes</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chamferring </text><reference><text><class-ref scheme="cpc">B23B2220/28</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deburring</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooving</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B220/123" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing internal grooves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B220/126" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing ring grooves</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Finishing </text><reference><text>roughing and finishing <class-ref scheme="cpc">B23B2220/445</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Parting off and chamferring simultaneously</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling holes from both sides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning, boring or drilling at high speeds</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Peeling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Roughing</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B220/445" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/445</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and finishing</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B220/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2220/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Whirling</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B222/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Materials of tools or workpieces composed of metals, alloys or metal matrices</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Brass</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cast iron </text><reference><text>iron <class-ref scheme="cpc">B23B2222/44</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cermet</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/21" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Copper</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gold</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of hard metal, i.e. cemented carbide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of high speed steel </text><reference><text>stainless steel <class-ref scheme="cpc">B23B2222/80</class-ref>, steel <class-ref scheme="cpc">B23B2222/84</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nickel chrome alloys, e.g. Inconel®</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/41" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nickel steel alloys, e.g. invar®</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Iron </text><reference><text>cast iron <class-ref scheme="cpc">B23B2222/14</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lead</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnesium</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Non-specified metals</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/61" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metal matrices with non-metallic particles or fibres</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nickel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Palladium</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Platinum</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/76" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silver</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/80" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stainless steel </text><reference><text>high speed steel <class-ref scheme="cpc">B23B2222/32</class-ref>, steel <class-ref scheme="cpc">B23B2222/84</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/84" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Steel </text><reference><text>high speed steel <class-ref scheme="cpc">B23B2222/32</class-ref>, stainless steel <class-ref scheme="cpc">B23B2222/80</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/88" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/92" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tungsten</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B222/98" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2222/98</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Zinc</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B224/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Materials of tools or workpieces composed of a compound including a metal</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium oxide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aluminium nitride</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chromium carbide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Molybdenum disulphide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tantalum carbide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium aluminium nitride</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium carbide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium carbide nitride (TiCN)</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Titanium nitride</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B224/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2224/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tungsten disulphide</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B226/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Materials of tools or workpieces not comprising a metal</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Aromatic polyamides</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/09" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Asbestos</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boron nitride</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B226/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>cubic [CBN]</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/15" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cardboard</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ceramic</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/27" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/27</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Composites</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B226/275" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/275</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbon fibre reinforced carbon composites</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/31" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/31</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diamond</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B226/315" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/315</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>polycrystalline [PCD]</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/33" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/33</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elastomers, e.g. rubber</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Epoxy</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/39" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Foam</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gem, i.e. precious stone</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/45" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/45</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glass </text><reference><text>turning glass <class-ref scheme="cpc">B28D1/16</class-ref>, drilling glass <class-ref scheme="cpc">B28D1/14</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ice</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Paper</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/57" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/57</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Plasterboard, i.e. sheetrock</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/61" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Plastics not otherwise provided for, e.g. nylon</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/63" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/63</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polyurethane</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/66" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polytetrafluoroethylene</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/69" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/69</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sapphire</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/72" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Silicon carbide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/75" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/75</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stone, rock or concrete </text><reference><text>working of stone <class-ref scheme="cpc">B28D</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B226/78" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2226/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Textile</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B228/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>applied by chemical vapour deposition [CVD]</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>applied by physical vapour deposition [PVD]</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Coatings</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B228/105" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with specified thickness</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Abrasive</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shape memory alloys</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/21" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cast, i.e. In the form of a casting</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hard, i.e. after being hardened</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Soft</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Explosive</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Multi-layered</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/41" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/41</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Highly conductive</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B23B2228/44</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Materials having grain size less than 1 micrometre, e.g. nanocrystalline</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Self-luminous, i.e. light-emitting, e.g. fluorescent</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Solid lubricants</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Two phase materials</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B228/61" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2228/61</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Materials comprising whiskers</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B229/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2229/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of boring bars or boring heads</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B229/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2229/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Guiding pads</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B229/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2229/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting edges of different lengths or at different axial positions</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B229/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2229/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting inserts located on different radii</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B229/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2229/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Boring, facing or grooving heads with integral electric motor</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B231/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of chucks, toolholder shanks or tool shanks</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Features of shanks of tools not relating to the operation performed by the tool</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0204" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Connection of shanks to working elements of tools</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0208" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0208</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bores</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0212" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0212</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shanks of tools having a reduced cross section at a position where breakage of the tool is preferred </text><reference><text>break points on tools not in shank area <class-ref scheme="cpc">B23B2210/12</class-ref>, shanks with reduced cross sections in general <class-ref scheme="cpc">B23B2231/0252</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0216" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>B23B2231/0216</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Overall cross sectional shape of the shank</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/022" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Triangular</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B23B231/0224" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0224</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rounded triangular</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0228" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0228</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Square</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0232" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0232</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexagonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0236" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0236</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Octagonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/024" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Star form</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0244" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0244</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special forms not otherwise provided for</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0248" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0248</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Codes for diameters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0252" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0252</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shanks having a section of reduced diameter </text><reference><text>to provide a preferred breaking point <class-ref scheme="cpc">B23B2231/0212</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0256" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0256</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flats</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/026" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooves </text><reference><text>keyways <class-ref scheme="cpc">B23B2231/0276</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0264" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0264</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Axial grooves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0268" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0268</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Radial grooves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/0272" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0272</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooves on conical clamping surfaces</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0276" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0276</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Keyways </text><reference><text>axial grooves <class-ref scheme="cpc">B23B2231/0264</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/028" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lugs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0284" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0284</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Notches</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0288" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0288</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conical shanks of tools in which the cone is not formed as one continuous surface</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0292" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0292</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flanges of conical shanks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/0296" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/0296</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ends of conical shanks, e.g. pull studs, tangs</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adapters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks for handtools having means for opening and closing the jaws using the driving motor of the handtool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks for shanks of tools having means for reducing the bending of the retained shanks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks having data storage chips</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks having means to amplify the force produced by the actuating means to increase the clamping force</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks with clamping force limitation means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collet chucks</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collets having blade-like jaws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2005" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2005</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Keys preventing rotation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2008" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2008</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bores holding the collet having a slightly conical profile</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Operating surfaces of collets, i.e. the surface of the collet acted on by the operating means</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2013" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-07-01" status="published"><classification-symbol>B23B2231/2013</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Non-cylindrical </text><reference><text>polygonal <class-ref scheme="cpc">B23B2231/2016</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2016" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2016</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polygonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2018" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2018</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a saw-tooth profile</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2021" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2021</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising two different cones</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2024" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Non-circular surfaces of collets for the transmission of torque</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2027" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2027</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gripping surfaces, i.e. the surface contacting the tool or workpiece</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2029" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2029</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conical</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2032" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2032</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with non-cylindrical cross section</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2035" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2035</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polygonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2037" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2037</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Roughened</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/204" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with saw tooth profiles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2043" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2043</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Discontinuous, interrupted or split</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2045" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising two or more diameters, e.g. stepped</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2048" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2048</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collets comprising inserts</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2051" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2051</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>brazed in position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2054" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2054</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>glued in position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2056" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2056</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>where the insert forms part of the surface gripping the workpiece or tool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2059" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2059</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hard inserts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2062" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2062</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Inserts mechanically clamped in the collet</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2064" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2064</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Inserts in the form of a roll</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2067" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2067</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Soft inserts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/207" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Inserts welded in position</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2072" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jaws of collets</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2075" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2075</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of special form</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2078" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2078</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jaw carriers, i.e. components retaining the collet itself</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2081" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2081</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Keys, spanners or wrenches to operate the collet chuck</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2083" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2083</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collets comprising screw threads</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2086" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2086</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collets in which the jaws are formed as separate elements, i.e. not joined together</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/2089" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2089</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Slits of collets</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2091" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2091</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>extending from both axial ends of the collet</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2094" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2094</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Helical</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B231/2097" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/2097</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a special form not otherwise provided for</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compensating chucks, i.e. with means for the compensation of irregularities of form or position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cooling or lubrication means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Detection of clamping </text><reference><text>in general <class-ref scheme="cpc">B23Q17/006</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dust covers </text><reference><text>nose pieces in chucks <class-ref scheme="cpc">B23B2231/44</class-ref>, dust covers for turning, boring or drilling in general <class-ref scheme="cpc">B23B2260/058</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks with four jaws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Guideways for jaws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jaws</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2231/34</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2231/341</class-ref> and <class-ref scheme="cpc">B23B2231/342</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B2231/34</class-ref>, <class-ref scheme="cpc">B23B2231/341</class-ref>, and <class-ref scheme="cpc">B23B2231/342</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/341" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/341</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Jaws with hard inserts</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2231/341</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2231/34</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B2231/34</class-ref> and <class-ref scheme="cpc">B23B2231/341</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/342" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/342</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Padded or cushioned jaws</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2231/342</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2231/34</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B2231/34</class-ref> and <class-ref scheme="cpc">B23B2231/342</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/345" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Different jaws</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sealed joints</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/365" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/365</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using O-rings</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Keyless chucks for hand tools</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks having a pivotal retention element in the form of a laterally acting cam</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks operated by a motor which is movable to engage with, or disengage from, the chuck operating means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nose pieces </text><reference><text>dust covers in chucks <class-ref scheme="cpc">B23B2231/28</class-ref>, dust covers for turning, boring or drilling in general <class-ref scheme="cpc">B23B2260/058</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pins</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polygonal cross sections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices to counteract clamping forces exerted within the spindle in order to release the tool or workpiece</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks with means to loosely retain the tool or workpiece in the unclamped position</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2231/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chucks for taps</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/56" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/56</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Chucks with more than one set of gripping means</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">B23B2231/56</class-ref> and <class-ref scheme="cpc">B23B2231/565</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/00</class-ref> and <class-ref scheme="cpc">B23B31/02</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B231/565" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/565</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Wherein only one means is usable at a time</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B231/58" definition-exists="true" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2231/58</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Self-grasping, i.e., automatic grasping upon insertion of tool or workpiece</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2231/58</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B31/00</class-ref> and <class-ref scheme="cpc">B23B31/02</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B31/00</class-ref>, <class-ref scheme="cpc">B23B31/02</class-ref>, and <class-ref scheme="cpc">B23B2231/58</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B233/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of centres or drivers</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means to allow the facing of the axial end of the workpiece near the axis of rotation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers comprising a ball</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers with a special arrangement of bearings or with special bearings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers comrprising chucks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers with convex surfaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers with inserts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centres or drivers supporting the workpiece at three points around the circumference</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B233/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2233/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Yieldable centres</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B235/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning of brake discs, drums or hubs</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B235/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Machining of brake discs</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B235/045" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Simultaneous machining of both sides of the brake disc</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B235/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Machining of brake drums</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B235/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Machining of hubs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B235/21" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2235/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compensation of run out</text></title-part></class-title></classification-item></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B240/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of connections of tools or workpieces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bayonet connections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Brazed connections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/11" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Soldered connections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Welded connections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/21" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glued connections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Connections using hollow screws, e.g. for the transmission of coolant</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shrink-fitted connections, i.e. using heating and cooling to produce interference fits </text><reference><text>shrink fits chucks <class-ref scheme="cpc">B23B31/1179</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Press fits</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B240/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2240/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Connections using a tongue and a hollow of corresponding prismatic form</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B247/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of drilling jigs</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling spectacles </text><reference><text>machines for drilling spectacle lenses <class-ref scheme="cpc">B28D1/143</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs using one or more holes as datums for drilling further holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling holes for lock sets for doors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling overlapping or interfering holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling inclined holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling jigs with means to affix the jig to the workpiece</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling flanges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling stairs and associated components, e.g. banisters or handrails</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs comprising V-blocks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B247/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2247/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Jigs for drilling holes for lock wires in bolts or nuts</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B250/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compensating adverse effects during turning, boring or drilling</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2250/00</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B2250/18</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/00</class-ref> and <class-ref scheme="cpc">B23B2250/18</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B250/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/04</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Balancing rotating components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B250/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/08</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Compensation of centrifugal force</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B250/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cooling and lubrication</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2250/12</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2250/121</class-ref>, <class-ref scheme="cpc">B23B2250/122</class-ref>, <class-ref scheme="cpc">B23B2250/123</class-ref> and <class-ref scheme="cpc">B23B2250/124</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B250/121" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/121</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Insert with coolant channels</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2250/121</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2250/12</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/12</class-ref> and <class-ref scheme="cpc">B23B2250/121</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B250/122" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/122</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Internal coolant reservoir</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2250/122</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2250/12</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/12</class-ref> and <class-ref scheme="cpc">B23B2250/122</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B250/123" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/123</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Meltable lubricant</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2250/123</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2250/12</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/12</class-ref> and <class-ref scheme="cpc">B23B2250/123</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B250/124" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/124</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Coolant trapping reservoir, e.g. recesses, pockets on external surface of tool</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2250/124</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2250/12</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/12</class-ref> and <class-ref scheme="cpc">B23B2250/124</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B250/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2250/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Improving heat transfer away from the working area of the tool by conduction</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B250/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Damping of vibrations</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B250/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2250/18</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Surface of tool modified by roughening, scratching, etc. to modify friction or other adverse effect</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2250/18</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2250/00</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2250/00</class-ref> and <class-ref scheme="cpc">B23B2250/18</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B251/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of tools for drilling machines</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/00</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2251/16</class-ref>, <class-ref scheme="cpc">B23B2251/51</class-ref> and <class-ref scheme="cpc">B23B2251/74</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="frozen"><classification-symbol>B23B2251/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Connections between shanks and removable cutting heads</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/02</class-ref> is no longer used for the classification of documents as of <reclassification-date>2022-01-01</reclassification-date>.<br/>The content of this group is being reclassified into groups <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref> and <class-ref scheme="cpc">B23B51/0005</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Angles, e.g. cutting angles</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/04</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2251/047</class-ref> and <class-ref scheme="cpc">B23B2251/048</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/04</class-ref>, <class-ref scheme="cpc">B23B2251/047</class-ref> and <class-ref scheme="cpc">B23B2251/048</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/043" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Helix angles</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/046" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Variable</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/047" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/047</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Axial clearance angles</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/047</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B2251/04</class-ref> and <class-ref scheme="cpc">B23B2251/14</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/04</class-ref>, <class-ref scheme="cpc">B23B2251/14</class-ref> and <class-ref scheme="cpc">B23B2251/047</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/048" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/048</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Radial clearance angles</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/048</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B2251/04</class-ref> and <class-ref scheme="cpc">B23B2251/14</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/04</class-ref>, <class-ref scheme="cpc">B23B2251/14</class-ref> and <class-ref scheme="cpc">B23B2251/048</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Side or plan views of cutting edges</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/082" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Curved cutting edges</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/082</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B2251/0825</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/082</class-ref> and <class-ref scheme="cpc">B23B2251/0825</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/0825" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/0825</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Curved in the axial direction</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/0825</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/082</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/082</class-ref> and <class-ref scheme="cpc">B23B2251/0825</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/085" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Discontinuous or interrupted cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/087" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting edges with a wave form</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cross sectional views of the cutting edges</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/122" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bevelled cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rounded cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/127" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sharp cutting edges</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Configuration of the cutting part, i.e. the main cutting edges</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/14</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2251/047</class-ref> and <class-ref scheme="cpc">B23B2251/048</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/14</class-ref>, <class-ref scheme="cpc">B23B2251/047</class-ref> and <class-ref scheme="cpc">B23B2251/048</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>New cutting edge by fracture, wear, or recycling</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/16</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/00</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/00</class-ref> and <class-ref scheme="cpc">B23B2251/16</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Configuration of the drill point</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/18</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2251/182</class-ref>, <class-ref scheme="cpc">B23B2251/185</class-ref> and <class-ref scheme="cpc">B23B2251/188</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/182" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/182</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Web thinning</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/182</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/18</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/18</class-ref> and <class-ref scheme="cpc">B23B2251/182</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/185" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/185</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Point angles less than 90 degrees</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/185</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/18</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/18</class-ref> and <class-ref scheme="cpc">B23B2251/185</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/188" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/188</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Variable point angles</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/188</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/18</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/18</class-ref> and <class-ref scheme="cpc">B23B2251/188</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Number of cutting edges</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Single cutting edge</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/202" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Three cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/204" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Four cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/205" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Five cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/207" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Six cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/208" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Eight cutting edges</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Overall form of drilling tools</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/24</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B2251/249</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/24</class-ref> and <class-ref scheme="cpc">B23B2251/249</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/241" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/241</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cross sections of the diameter of the drill</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/242" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>increasing in a direction towards the shank from the tool tip</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/244" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/244</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>decreasing in a direction towards the shank from the tool tip</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/245" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Variable cross sections</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/247" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling tools having a working portion at both ends of the shank</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/248" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/248</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills in which the outer surface is of special form</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/249" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/249</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills in which the shank is flexible</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/249</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">B23B51/00</class-ref>, <class-ref scheme="cpc">B23B51/02</class-ref> and <class-ref scheme="cpc">B23B2251/24</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of teeth</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/282" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/282</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Unequal spacing of cutting edges in the circumferential direction</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/285" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting teeth arranged at different heights</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/287" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting edges having different lengths</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flutes, i.e. chip conveying grooves</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/40</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">B23B2251/4011</class-ref> and <class-ref scheme="cpc">B23B2251/4012</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/40</class-ref>, <class-ref scheme="cpc">B23B2251/4011</class-ref> and <class-ref scheme="cpc">B23B2251/4012</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/4011" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/4011</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Two flutes merge into one flute</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/4011</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/40</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/40</class-ref> and <class-ref scheme="cpc">B23B2251/4011</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/4012" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/4012</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Flutes with sleeves</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/4012</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/40</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/40</class-ref> and <class-ref scheme="cpc">B23B2251/4012</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/402" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/402</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with increasing depth in a direction towards the shank from the tool tip</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/404" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/404</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with decreasing depth in a direction towards the shank from the tool tip</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/406" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/406</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of special form not otherwise provided for</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/406</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B2251/4062</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/406</class-ref> and <class-ref scheme="cpc">B23B2251/4062</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/4062" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/4062</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Reverse flutes</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/4062</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/406</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/406</class-ref> and <class-ref scheme="cpc">B23B2251/4062</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/408" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/408</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spiral grooves</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/44</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/44</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">B23B2251/448</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/44</class-ref> and <class-ref scheme="cpc">B23B2251/448</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/443" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/443</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Double margin drills</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/446" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/446</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills with variable margins</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/448" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/448</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills with axial cutting edge extending along margin</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/448</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/44</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/44</class-ref> and <class-ref scheme="cpc">B23B2251/448</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills having a centre free from cutting edges or with recessed cutting edges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chip breakers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="frozen"><classification-symbol>B23B2251/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling tools comprising cutting inserts</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/50</class-ref> is no longer used for the classification of documents as of <reclassification-date>2022-01-01</reclassification-date>.<br/>The content of this group is being reclassified into groups <class-ref scheme="cpc">B23B51/0002</class-ref>, <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/00035</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref>, <class-ref scheme="cpc">B23B51/0005</class-ref>, <class-ref scheme="cpc">B23B51/0006</class-ref>, <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref> and <class-ref scheme="cpc">B23B51/0011</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/505" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="frozen"><classification-symbol>B23B2251/505</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>set at different heights</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">B23B2251/505</class-ref> is no longer used for the classification of documents as of <reclassification-date>2022-01-01</reclassification-date>.<br/>The content of this group is being reclassified into groups <class-ref scheme="cpc">B23B51/0002</class-ref>, <class-ref scheme="cpc">B23B51/0003</class-ref>, <class-ref scheme="cpc">B23B51/00035</class-ref>, <class-ref scheme="cpc">B23B51/0004</class-ref>, <class-ref scheme="cpc">B23B51/0005</class-ref>, <class-ref scheme="cpc">B23B51/0006</class-ref>, <class-ref scheme="cpc">B23B51/0007</class-ref>, <class-ref scheme="cpc">B23B51/0008</class-ref> and <class-ref scheme="cpc">B23B51/0011</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/51" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/51</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills with means for feeding cable</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/51</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/00</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/00</class-ref> and <class-ref scheme="cpc">B23B2251/51</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Depth indicators</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Guiding pads</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/58" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Guiding rolls</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills with pilots</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B251/603" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/603</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Detachable pilots, e.g. in the form of a drill</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B23B251/606" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/606</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>being a twist drill</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/62" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drilling tools having means to reinforce the shank, e.g. drills having small shanks being gripped by devices having a larger shank</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/64" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills operating in the reverse direction, i.e. in the unscrewing direction of a right-hand thread</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/66" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills with provision to be used as a screwdriver</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/68" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/68</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills with provision for suction</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/70" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2251/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drills with vibration suppressing means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B251/74" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>B23B2251/74</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Drills for drilling a flat bottomed hole</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2251/74</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B2251/00</class-ref>.<br/>Groups <class-ref scheme="cpc">B23B2251/00</class-ref> and <class-ref scheme="cpc">B23B2251/74</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B260/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of constructional elements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Accumulators</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/004" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Adjustable elements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0045" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Two elements adjustable relative to each other in three mutually perpendicular directions</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/008" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bearings</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0082" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0082</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sliding contact bearings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0085" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0085</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Needle roller bearings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0087" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preloading of bearings</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/016" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/016</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bolts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/018" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/018</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Brushes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cams</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/022" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Balls</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/024" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Batteries</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/026" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bushings, e.g. adapter sleeves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/028" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chains</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/03" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Clamps</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/032" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/032</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Diaphragms</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/034" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/034</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drawbars</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/036" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/036</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cables</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/038" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/038</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cartridges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centre drills of known configuration, e.g. the provision of a centre drill in centres or chucks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/042" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collets of known configuration, i.e. devices using a collet</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/044" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Clutches</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0445" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0445</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Overload clutches</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/048" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices to regulate the depth of cut</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0482" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0482</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Depth controls, e.g. depth stops </text><reference><text>stops <class-ref scheme="cpc">B23B2260/12</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0485" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0485</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Depth gauges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0487" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0487</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Depth indicators </text><reference><text>indication scales <class-ref scheme="cpc">B23B2260/088</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/056" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/056</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Differential screw threads</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/058" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-07-01" status="published"><classification-symbol>B23B2260/058</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dust covers </text><reference><text>dust covers in chucks <class-ref scheme="cpc">B23B2231/28</class-ref>, nose pieces in chucks <class-ref scheme="cpc">B23B2231/44</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/062" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/062</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electric motors</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0625" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0625</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Linear motors</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/066" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electrostrictive elements</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/068" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flexible members</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/07" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gears</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/072" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Grooves</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0725" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0725</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spiral</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/076" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/076</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Harmonic drive gearboxes, i.e. reduction gearing including wave generator, flex spline and a circular spline</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/078" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/078</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hand tools used to operate chucks or to assemble, adjust or disassemble tools or equipment used for turning, boring or drilling</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/0785" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/0785</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for unclamping cutting inserts</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/082" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Holes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/084" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/084</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hirth couplings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/088" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/088</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indication scales</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/09" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Knurled surfaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/092" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/092</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lasers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/094" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/094</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Levels, e.g. spirit levels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/096" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/096</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Levers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/098" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/098</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magazines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnets</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/102" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/102</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnetostrictive elements</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/104" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/104</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Markings, i.e. symbols or other indicating marks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/106" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nuts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/108" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/108</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Piezoelectric elements</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/11" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Planetary drives</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/112" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/112</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Projections</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/114" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/114</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/116" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/116</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rollers or rolls</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/118" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/118</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Suction pads or vacuum cups, e.g. for attachment of guides to workpieces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stops </text><reference><text>depth controls <class-ref scheme="cpc">B23B2260/0482</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/122" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Safety devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/124" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/124</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Screws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/126" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Seals</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/128" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sensors</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1285" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1285</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vibration sensors</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/132" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/132</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Serrations </text><reference><text>cutting inserts with serrated bottom surfaces <class-ref scheme="cpc">B23B2200/167</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/134" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/134</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spacers or shims </text><reference><text>shims for supporting cutting inserts <class-ref scheme="cpc">B23B2205/16</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/136" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/136</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Springs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/138" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/138</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Screw threads</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1381" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1381</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conical</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1383" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1383</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with round thread profile</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1385" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1385</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with square thread profile</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1386" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1386</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with trapezoidal thread profile</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B260/1388" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/1388</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with special profile not otherwise provided for</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/142" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Valves</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/144" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/144</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wear indicators</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/146" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wedges</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B260/158" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2260/158</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Worms and worm wheels</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B265/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of general geometric configurations</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conical</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Eccentric</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elliptical</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Polygonal</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B265/322" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/322</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Square</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B265/324" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/324</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pentagonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B265/326" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/326</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hexagonal</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B265/328" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/328</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Octagonal</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Round</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B265/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2265/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spherical</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B23B270/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of turning, boring or drilling machines, processes or tools not otherwise provided for</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of a particular power source</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/022" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electricity</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/025" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>B23B2270/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hydraulics</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">B23B2270/025</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">B23B31/207</class-ref>. <br/>Groups <class-ref scheme="cpc">B23B31/207</class-ref> and <class-ref scheme="cpc">B23B2270/025</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/027" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pneumatics</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of centrifugal force </text><reference><text>compensating centrifugal force <class-ref scheme="cpc">B23B2250/08</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of elastic deformation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Clamping mechanisms</text></title-part><title-part><text>Provisions for clamping </text><reference><text><class-ref scheme="cpc">B23B2210/00</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/09" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details relating to unclamping</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of ultrasound</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centering of two components relative to one another</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Constructions comprising exactly two similar components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Constructions comprising three or more similar components</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Internally located features, machining or gripping of internal surfaces</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/205" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Machining or gripping both internal and external surfaces</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Externally located features, machining or gripping of external surfaces </text><reference><text>machining or gripping of both internal and external surfaces <class-ref scheme="cpc">B23B2270/205</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/24" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tool, chuck or other device activated by the coolant or lubrication system of the machine tool</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Burnishing</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cleaning</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chip guiding or removal </text><reference><text>use of suction <class-ref scheme="cpc">B23B2270/62</class-ref>, drilling tools with provision for suction <class-ref scheme="cpc">B23B2251/68</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of electronics</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for guiding</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Identification of tooling or other equipment</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Using magnetic fields </text><reference><text>magnets <class-ref scheme="cpc">B23B2260/10</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring or detecting</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/483" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/483</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measurement of force</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B23B270/486" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/486</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measurement of rotational speed</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methods of turning, boring or drilling not otherwise provided for</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Turning, boring or drilling tools or machines with provision for milling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/58" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Oblique elements</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/60" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Prevention of rotation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B23B270/62" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B23B2270/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Use of suction </text><reference><text>suction pads or vacuum cups <class-ref scheme="cpc">B23B2260/118</class-ref>, drilling tools with provision for suction <class-ref scheme="cpc">B23B2251/68</class-ref>, chip removal <class-ref scheme="cpc">B23B2270/30</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |