blabla/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-B21D.xml

<?xml version="1.0" encoding="UTF-8"?>
<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="B21D" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>B21D</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL</text></title-part><title-part><text>PUNCHING METAL </text><reference><text>working or processing of wire <class-ref scheme="cpc">B21F</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> This subclass <u>covers</u> cutting or perforating of sheet metal or other stock material </note-paragraph><note-paragraph> This subclass <u>does not cover</u> the working of metal foils in a manner analogous to the working of paper, which is covered by classes  <class-ref scheme="cpc">B26</class-ref>, <class-ref scheme="cpc">B31</class-ref></note-paragraph></note><note type="warning"><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>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B21D1/00" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straightening</text></title-part><title-part><text>Restoring form</text></title-part><title-part><text>Bending</text></title-part><title-part><text>Corrugating</text></title-part><title-part><text>Flanging</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D1/00" definition-exists="true" ipc-concordant="B21D1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom </text><reference><text><class-ref scheme="cpc">B21D3/00</class-ref> takes precedence</text></reference></title-part><title-part><text>Stretching sheet metal combined with rolling </text><reference><text>working sheet metal of limited length by stretching <class-ref scheme="cpc">B21D25/00</class-ref>; by localised hammering <class-ref scheme="cpc">B21D31/06</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D1/02" definition-exists="false" ipc-concordant="B21D1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rollers </text><reference><text><class-ref scheme="cpc">B21D1/06</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D1/05" definition-exists="false" ipc-concordant="B21D1/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stretching combined with rolling</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D1/06" definition-exists="false" ipc-concordant="B21D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Removing local distortions</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D1/065" definition-exists="false" ipc-concordant="B21D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by hammering</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D1/08" definition-exists="false" ipc-concordant="B21D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B21D1/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>of hollow bodies made from sheet metal </text><reference><text>of substantially open bodies <class-ref scheme="cpc">B21D1/10</class-ref>  </text><CPC-specific-text><text>; flattening hollow objects for transport and reforming <class-ref scheme="cpc">B21D51/14</class-ref></text></CPC-specific-text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D1/10" definition-exists="false" ipc-concordant="B21D1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of specific articles made from sheet metal, e.g. mudguards</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D1/12" definition-exists="false" ipc-concordant="B21D1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straightening vehicle body parts or bodies </text><reference><text><class-ref scheme="cpc">B21D1/14</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D1/14" definition-exists="false" ipc-concordant="B21D1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straightening frame structures</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D1/145" definition-exists="false" ipc-concordant="B21D1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D1/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Clamps therefor</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D3/00" definition-exists="true" ipc-concordant="B21D3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts </text><reference><text>straightening of well casings <u>in situ</u> <class-ref scheme="cpc">E21B</class-ref>; </text><CPC-specific-text><text>straightening rails or rail joints <class-ref scheme="cpc">E01B31/08</class-ref></text></CPC-specific-text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/005" definition-exists="false" ipc-concordant="B21D3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by eccentric turning members</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/02" definition-exists="false" ipc-concordant="B21D3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rollers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D3/04" definition-exists="false" ipc-concordant="B21D3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>arranged on axes skew to the path of the work</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D3/045" definition-exists="false" ipc-concordant="B21D3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Workpiece feed channels therefor</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D3/05" definition-exists="false" ipc-concordant="B21D3/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>arranged on axes rectangular to the path of the work</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D3/06" definition-exists="false" ipc-concordant="B21D3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>arranged inclined to a revolving flier rolling frame</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D3/08" definition-exists="false" ipc-concordant="B21D3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>which move in an orbit without rotating round the work</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/10" definition-exists="false" ipc-concordant="B21D3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>between rams and anvils or abutments</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/12" definition-exists="false" ipc-concordant="B21D3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by stretching with or without twisting </text><reference><text>by twisting only <class-ref scheme="cpc">B21D11/14</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/14" definition-exists="false" ipc-concordant="B21D3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recontouring</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D3/16" definition-exists="false" ipc-concordant="B21D3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D3/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of specific articles made from metal rods, tubes, or profiles, e.g. crankshafts, by specially adapted methods or means</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D5/00" definition-exists="true" ipc-concordant="B21D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D5/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Bending sheet metal along straight lines, e.g. to form simple curves </text><reference><text><class-ref scheme="cpc">B21D11/06</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D11/18</class-ref> take precedence; corrugating sheet metal <class-ref scheme="cpc">B21D13/00</class-ref>; as edge treatment <class-ref scheme="cpc">B21D19/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/002" definition-exists="false" ipc-concordant="B21D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Positioning devices</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/004" definition-exists="false" ipc-concordant="B21D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with program control</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/006" definition-exists="false" ipc-concordant="B21D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with measuring of bends</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/008" definition-exists="false" ipc-concordant="B21D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with heating or cooling of the bends</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/01" definition-exists="false" ipc-concordant="B21D5/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>between rams and anvils or abutments</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/015" definition-exists="false" ipc-concordant="B21D5/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/015</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for making tubes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/02" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on press brakes without making use of clamping means</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/0209" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0209</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tools therefor</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/0218" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0218</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Length adjustment of the punch</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/0227" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0227</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Length adjustment of the die</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/0236" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0236</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tool clamping</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D5/0245" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fluid operated</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/0254" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0254</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tool exchanging</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/0263" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0263</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Die with two oscillating halves</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/0272" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0272</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Deflection compensating means</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/0281" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/0281</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Workpiece supporting devices</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/029" definition-exists="false" ipc-concordant="B21D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/029</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with shearing devices</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/04" definition-exists="false" ipc-concordant="B21D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on brakes making use of clamping means on one side of the work</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/042" definition-exists="false" ipc-concordant="B21D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>With a rotational movement of the bending blade</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/045" definition-exists="false" ipc-concordant="B21D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>With a wiping movement of the bending blade</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/047" definition-exists="false" ipc-concordant="B21D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/047</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Length adjustment of the clamping means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/06" definition-exists="false" ipc-concordant="B21D5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by drawing procedure making use of dies or forming-rollers, e.g. making profiles</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/08" definition-exists="false" ipc-concordant="B21D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>making use of forming-rollers </text><reference><text><class-ref scheme="cpc">B21D5/12</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/083" definition-exists="false" ipc-concordant="B21D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/083</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for obtaining profiles with changing cross-sectional configuration</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/086" definition-exists="false" ipc-concordant="B21D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for obtaining closed hollow profiles</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/10" definition-exists="false" ipc-concordant="B21D5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making tubes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D5/12" definition-exists="false" ipc-concordant="B21D5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>making use of forming-rollers</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/14" definition-exists="false" ipc-concordant="B21D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by passing between rollers </text><reference><text><class-ref scheme="cpc">B21D5/06</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/143" definition-exists="false" ipc-concordant="B21D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/143</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>making use of a mandrel</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D5/146" definition-exists="false" ipc-concordant="B21D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>one roll being covered with deformable material</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D5/16" definition-exists="false" ipc-concordant="B21D5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D5/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Folding</text></title-part><title-part><text>Pleating</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D7/00" definition-exists="true" ipc-concordant="B21D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D7/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Bending rods, profiles, or tubes </text><reference><text><class-ref scheme="cpc">B21D11/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D11/18</class-ref> take precedence; using mandrels or the like <class-ref scheme="cpc">B21D9/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/02" definition-exists="false" ipc-concordant="B21D7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>over a stationary forming member</text></title-part><title-part><text>by use of a swinging forming member or abutment</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/021" definition-exists="false" ipc-concordant="B21D7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Construction of forming members having more than one groove</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/022" definition-exists="false" ipc-concordant="B21D7/022" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>over a stationary forming member only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D7/0225" definition-exists="false" ipc-concordant="B21D7/022" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/0225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using pulling members</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/024" definition-exists="false" ipc-concordant="B21D7/024" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by a swinging forming member</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D7/025" definition-exists="false" ipc-concordant="B21D7/025" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and pulling or pushing the ends of the work</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D7/028" definition-exists="false" ipc-concordant="B21D7/028" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and altering the profile at the same time, e.g. forming bumpers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/03" definition-exists="false" ipc-concordant="B21D7/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus with means to keep the profile in shape</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/04" definition-exists="false" ipc-concordant="B21D7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>over a movably-arranged forming menber </text><reference><text><class-ref scheme="cpc">B21D7/02</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/06" definition-exists="false" ipc-concordant="B21D7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in press brakes or between rams and anvils or abutments</text></title-part><title-part><text>Pliers with forming dies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/063" definition-exists="false" ipc-concordant="B21D7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pliers with forming dies</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/066" definition-exists="false" ipc-concordant="B21D7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with oscillating members</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/08" definition-exists="false" ipc-concordant="B21D7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by passing between rollers or through a curved die</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/085" definition-exists="false" ipc-concordant="B21D7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by passing through a curved die</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/10" definition-exists="false" ipc-concordant="B21D7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by abutting members and flexible bending means, e.g. with chains, ropes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/12" definition-exists="false" ipc-concordant="B21D7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with programme control</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/14" definition-exists="false" ipc-concordant="B21D7/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with measuring of bends or lengths</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D7/16" definition-exists="false" ipc-concordant="B21D7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Auxiliary equipment, e.g. for heating or cooling of bends</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/162" definition-exists="false" ipc-concordant="B21D7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/162</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heating equipment</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/165" definition-exists="false" ipc-concordant="B21D7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cooling equipment</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D7/167" definition-exists="false" ipc-concordant="B21D7/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D7/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Greasing</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D9/00" definition-exists="true" ipc-concordant="B21D9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D9/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Bending tubes using mandrels or the like </text><reference><text><class-ref scheme="cpc">B21D11/02</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D11/18</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/01" definition-exists="false" ipc-concordant="B21D9/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the mandrel being flexible and engaging the entire tube length</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/03" definition-exists="false" ipc-concordant="B21D9/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and built-up from loose elements, e.g. series of balls</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/04" definition-exists="false" ipc-concordant="B21D9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the mandrel being rigid</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/05" definition-exists="false" ipc-concordant="B21D9/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>co-operating with forming members</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/055" definition-exists="false" ipc-concordant="B21D9/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Construction of forming members having more than one groove</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/07" definition-exists="false" ipc-concordant="B21D9/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with one or more swinging forming members engaging tube ends only</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D9/073" definition-exists="false" ipc-concordant="B21D9/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/073</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with one swinging forming member</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D9/076" definition-exists="false" ipc-concordant="B21D9/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/076</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with more swinging forming members</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/08" definition-exists="false" ipc-concordant="B21D9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in press brakes or between rams and anvils or abutments</text></title-part><title-part><text>Pliers with forming dies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/085" definition-exists="false" ipc-concordant="B21D9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pliers with forming dies</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/10" definition-exists="false" ipc-concordant="B21D9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by passing between rollers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/12" definition-exists="false" ipc-concordant="B21D9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pushing over a curved mandrel</text></title-part><title-part><text>by pushing through a curved die</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/125" definition-exists="false" ipc-concordant="B21D9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by pushing through a curved die</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/14" definition-exists="false" ipc-concordant="B21D9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wrinkle-bending, i.e. bending by corrugating</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/15" definition-exists="false" ipc-concordant="B21D9/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using filling material of indefinite shape, e.g. sand, plastic material </text><reference><text>filling of tubes with such material <class-ref scheme="cpc">B21D9/16</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D9/16" definition-exists="false" ipc-concordant="B21D9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Auxiliary equipment, e.g. machines for filling tubes with sand</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/165" definition-exists="false" ipc-concordant="B21D9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Machines for filling tubes with sand</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D9/18" definition-exists="false" ipc-concordant="B21D9/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D9/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for heating or cooling of bends</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D11/00" definition-exists="true" ipc-concordant="B21D11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D11/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Bending not restricted to forms of material mentioned in only one of groups <class-ref scheme="cpc">B21D5/00</class-ref>, <class-ref scheme="cpc">B21D7/00</class-ref>, <class-ref scheme="cpc">B21D9/00</class-ref></text></title-part><title-part><text>Bending not provided for in groups <class-ref scheme="cpc">B21D5/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D9/00</class-ref> </text><reference><text>corrugating or bending into wave form <class-ref scheme="cpc">B21D13/00</class-ref>, <class-ref scheme="cpc">B21D15/00</class-ref>; flanging <class-ref scheme="cpc">B21D19/00</class-ref></text></reference></title-part><title-part><text>Twisting</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/02" definition-exists="false" ipc-concordant="B21D11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending by stretching or pulling over a die </text><reference><text>working sheet metal of limited length by stretching <class-ref scheme="cpc">B21D25/00</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/06" definition-exists="false" ipc-concordant="B21D11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending into helical or spiral form</text></title-part><title-part><text>Forming a succession of return bends, e.g. serpentine form </text><reference><text>making helically seamed tubing <class-ref scheme="cpc">B21C37/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/07" definition-exists="false" ipc-concordant="B21D11/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making serpentine-shaped articles by bending essentially in one plane</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/08" definition-exists="false" ipc-concordant="B21D11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending by altering the thickness of part of the cross-section of the work </text><reference><text><class-ref scheme="cpc">B21D11/06</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/085" definition-exists="false" ipc-concordant="B21D11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by locally stretching or upsetting</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/10" definition-exists="false" ipc-concordant="B21D11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending specially adapted to produce specific articles, e.g. leaf springs </text><CPC-specific-text><reference><text>making or bending leaf springs <class-ref scheme="cpc">B21D53/886</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/12" definition-exists="false" ipc-concordant="B21D11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the articles being reinforcements for concrete</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D11/125" definition-exists="false" ipc-concordant="B21D11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Bending wire nets</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/14" definition-exists="false" ipc-concordant="B21D11/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Twisting</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/15" definition-exists="false" ipc-concordant="B21D11/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reinforcing rods for concrete</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/16" definition-exists="false" ipc-concordant="B21D11/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Crankshafts</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/18" definition-exists="false" ipc-concordant="B21D11/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Joggling</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/20" definition-exists="false" ipc-concordant="B21D11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending sheet metal, not otherwise provided for</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/203" definition-exists="false" ipc-concordant="B21D11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Round bending</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D11/206" definition-exists="false" ipc-concordant="B21D11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Curving corrugated sheets</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D11/22" definition-exists="false" ipc-concordant="B21D11/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D11/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Auxiliary equipment, e.g. positioning devices</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D13/00" definition-exists="true" ipc-concordant="B21D13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Corrugating sheet metal, rods or profiles</text></title-part><title-part><text>Bending sheet metal, rods or profiles into wave form </text><reference><text>tubes <class-ref scheme="cpc">B21D15/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D13/02" definition-exists="false" ipc-concordant="B21D13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pressing</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D13/04" definition-exists="false" ipc-concordant="B21D13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rolling</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D13/045" definition-exists="false" ipc-concordant="B21D13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the corrugations being parallel to the feeding movement</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D13/06" definition-exists="false" ipc-concordant="B21D13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by drawing</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D13/08" definition-exists="false" ipc-concordant="B21D13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by combined methods</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D13/10" definition-exists="false" ipc-concordant="B21D13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D13/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>into a peculiar profiling shape</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D15/00" definition-exists="true" ipc-concordant="B21D15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Corrugating tubes </text><reference><text>wrinkle-bending using mandrels or the like <class-ref scheme="cpc">B21D9/14</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D15/02" definition-exists="false" ipc-concordant="B21D15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>longitudinally</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D15/03" definition-exists="false" ipc-concordant="B21D15/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by applying fluid pressure</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D15/04" definition-exists="false" ipc-concordant="B21D15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>transversely, e.g. helically</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D15/06" definition-exists="false" ipc-concordant="B21D15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>annularly </text><CPC-specific-text><reference><text>with thinning <class-ref scheme="cpc">B21C37/205</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D15/10" definition-exists="false" ipc-concordant="B21D15/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by applying fluid pressure</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D15/105" definition-exists="false" ipc-concordant="B21D15/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by applying elastic material</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D15/12" definition-exists="false" ipc-concordant="B21D15/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D15/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bending tubes into wave form</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D17/00" definition-exists="true" ipc-concordant="B21D17/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Forming single grooves in sheet metal or tubular or hollow articles</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D17/02" definition-exists="false" ipc-concordant="B21D17/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D17/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pressing </text><reference><text>grooving or notching of bolts, studs, or the like <class-ref scheme="cpc">B21K1/54</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D17/025" definition-exists="false" ipc-concordant="B21D17/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D17/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by pressing tubes axially</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D17/04" definition-exists="false" ipc-concordant="B21D17/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D17/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rolling</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D19/00" definition-exists="true" ipc-concordant="B21D19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flanging or other edge treatment, e.g. of tubes </text><reference><text>connecting by making use of folds <class-ref scheme="cpc">B21D39/00</class-ref>; flaring-out tube ends <class-ref scheme="cpc">B21D41/02</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D19/005" definition-exists="false" ipc-concordant="B21D19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Edge deburring or smoothing</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D19/02" definition-exists="false" ipc-concordant="B21D19/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by continuously-acting tools moving along the edge </text><reference><text>edge-curling <class-ref scheme="cpc">B21D19/12</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D19/04" definition-exists="false" ipc-concordant="B21D19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>shaped as rollers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D19/043" definition-exists="false" ipc-concordant="B21D19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for flanging edges of plates</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D19/046" definition-exists="false" ipc-concordant="B21D19/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for flanging edges of tubular products</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D19/06" definition-exists="false" ipc-concordant="B21D19/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>working inwardly</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D19/08" definition-exists="false" ipc-concordant="B21D19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by single or successive action of pressing tools, e.g. vice jaws</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D19/082" definition-exists="false" ipc-concordant="B21D19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for making negative angles</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D19/084" definition-exists="false" ipc-concordant="B21D19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with linear cams, e.g. aerial cams</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D19/086" definition-exists="false" ipc-concordant="B21D19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with rotary cams</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D19/088" definition-exists="false" ipc-concordant="B21D19/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/088</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for flanging holes</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D19/10" definition-exists="false" ipc-concordant="B21D19/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>working inwardly</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D19/12" definition-exists="false" ipc-concordant="B21D19/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Edge-curling</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D19/14" definition-exists="false" ipc-concordant="B21D19/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reinforcing edges, e.g. armouring same</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D19/16" definition-exists="false" ipc-concordant="B21D19/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D19/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reverse flanging of tube ends</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D21/00" definition-exists="true" ipc-concordant="B21D21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D21/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Combined processes according to methods covered by groups <class-ref scheme="cpc">B21D1/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D19/00</class-ref></text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B21D22/00" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stamping, Spinning, Deep-drawing</text></title-part><title-part><text>Working sheet metal of limited length by stretching</text></title-part><title-part><text>Punching</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D22/00" definition-exists="true" ipc-concordant="B21D22/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shaping without cutting, by stamping, spinning, or deep-drawing </text><reference><text>otherwise than using rigid devices or tools or yieldable or resilient pads <class-ref scheme="cpc">B21D26/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D22/02" definition-exists="false" ipc-concordant="B21D22/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stamping using rigid devices or tools</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/022" definition-exists="false" ipc-concordant="B21D22/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by heating the blank or stamping associated with heat treatment </text><reference><text><class-ref scheme="cpc">C21D</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/025" definition-exists="false" ipc-concordant="B21D22/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for tubular articles</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/027" definition-exists="false" ipc-concordant="B21D22/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for flattening the ends of corrugated sheets</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/04" definition-exists="false" ipc-concordant="B21D22/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for dimpling </text><reference><text>combined with perforating <class-ref scheme="cpc">B21D28/24</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/06" definition-exists="false" ipc-concordant="B21D22/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having relatively-movable die parts</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/08" definition-exists="false" ipc-concordant="B21D22/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with die parts on rotating carriers</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D22/10" definition-exists="false" ipc-concordant="B21D22/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stamping using yieldable or resilient pads</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/105" definition-exists="false" ipc-concordant="B21D22/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of tubular products</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/12" definition-exists="false" ipc-concordant="B21D22/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using enclosed flexible chambers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D22/125" definition-exists="false" ipc-concordant="B21D22/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of tubular products</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D22/14" definition-exists="false" ipc-concordant="B21D22/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spinning</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/16" definition-exists="false" ipc-concordant="B21D22/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>over shaping mandrels or formers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/18" definition-exists="false" ipc-concordant="B21D22/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using tools guided to produce the required profile</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D22/185" definition-exists="false" ipc-concordant="B21D22/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/185</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>making bombed objects</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D22/20" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deep-drawing </text><reference><text>special deep-drawing arrangements in, or in connection with, presses <class-ref scheme="cpc">B21D24/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/201" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Work-pieces; preparation of the work-pieces, e.g. lubricating, coating</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/203" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of compound articles</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/205" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hydro-mechanical deep-drawing</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/206" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>articles from a strip in several steps, the articles being coherent with the strip during the operation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/208" definition-exists="false" ipc-concordant="B21D22/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by heating the blank or deep-drawing associated with heat treatment </text><reference><text><class-ref scheme="cpc">C21D</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/21" definition-exists="false" ipc-concordant="B21D22/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>without fixing the border of the blank</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/22" definition-exists="false" ipc-concordant="B21D22/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D22/22</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>with devices for holding the edge of the blanks </text><reference><text><class-ref scheme="cpc">B21D22/24</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D22/30</class-ref> take precedence; shaping over a die without external former <class-ref scheme="cpc">B21D11/02</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D22/225" definition-exists="false" ipc-concordant="B21D22/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with members for radially pushing the blanks</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/24" definition-exists="false" ipc-concordant="B21D22/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>involving two drawing operations having effects in opposite directions with respect to the blank</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/26" definition-exists="false" ipc-concordant="B21D22/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making peculiarly, e.g. irregularly, shaped articles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/28" definition-exists="false" ipc-concordant="B21D22/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of cylindrical articles using consecutive dies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D22/283" definition-exists="false" ipc-concordant="B21D22/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/283</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ram and dies aligning means</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D22/286" definition-exists="false" ipc-concordant="B21D22/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/286</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with lubricating or cooling means</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D22/30" definition-exists="false" ipc-concordant="B21D22/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D22/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to finish articles formed by deep-drawing</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D24/00" definition-exists="true" ipc-concordant="B21D24/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special deep-drawing arrangements in, or in connection with, presses</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D24/005" definition-exists="false" ipc-concordant="B21D24/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Multi-stage presses</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D24/02" definition-exists="false" ipc-concordant="B21D24/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Die-cushions</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D24/04" definition-exists="false" ipc-concordant="B21D24/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Blank holders</text></title-part><title-part><text>Mounting means therefor</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D24/06" definition-exists="false" ipc-concordant="B21D24/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mechanically spring-loaded blank holders</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D24/08" definition-exists="false" ipc-concordant="B21D24/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pneumatically or hydraulically loaded blank holders</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D24/10" definition-exists="false" ipc-concordant="B21D24/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices controlling or operating blank holders independently, or in conjunction with dies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D24/12" definition-exists="false" ipc-concordant="B21D24/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mechanically</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D24/14" definition-exists="false" ipc-concordant="B21D24/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D24/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>pneumatically or hydraulically</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D24/16" definition-exists="false" ipc-concordant="B21D24/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>B21D24/16</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Additional equipment in association with the tools, e.g. for shearing, for trimming</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D25/00" definition-exists="true" ipc-concordant="B21D25/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D25/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Working sheet metal of limited length by stretching, e.g. for straightening</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D25/02" definition-exists="false" ipc-concordant="B21D25/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D25/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pulling over a die</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D25/04" definition-exists="false" ipc-concordant="B21D25/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D25/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Clamping arrangements</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D26/00" definition-exists="true" ipc-concordant="B21D26/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces </text><reference><text>stamping using resilient pads <class-ref scheme="cpc">B21D22/10</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D26/02" definition-exists="true" ipc-concordant="B21D26/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by applying fluid pressure</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D26/021" definition-exists="true" ipc-concordant="B21D26/021" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deforming sheet bodies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/023" definition-exists="true" ipc-concordant="B21D26/023" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>including an additional treatment performed by fluid pressure, e.g. perforating</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/025" definition-exists="true" ipc-concordant="B21D26/025" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for controlling the clamping or opening of the moulds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/027" definition-exists="true" ipc-concordant="B21D26/027" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for controlling fluid parameters, e.g. pressure or temperature</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/029" definition-exists="true" ipc-concordant="B21D26/029" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/029</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Closing or sealing means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/031" definition-exists="true" ipc-concordant="B21D26/031" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/031</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mould construction </text><reference><text><class-ref scheme="cpc">B21D26/025</class-ref> - <class-ref scheme="cpc">B21D26/029</class-ref> take precedence</text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D26/033" definition-exists="true" ipc-concordant="B21D26/033" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/033</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deforming tubular bodies </text><reference><text>corrugating tubes by applying fluid pressure <class-ref scheme="cpc">B21D15/03</class-ref>, <class-ref scheme="cpc">B21D15/10</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/035" definition-exists="true" ipc-concordant="B21D26/035" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/035</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>including an additional treatment performed by fluid pressure, e.g. perforating</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/037" definition-exists="true" ipc-concordant="B21D26/037" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/037</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Forming branched tubes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/039" definition-exists="true" ipc-concordant="B21D26/039" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/039</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for controlling the clamping or opening of the moulds</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/041" definition-exists="true" ipc-concordant="B21D26/041" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/041</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for controlling fluid parameters, e.g. pressure or temperature</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/043" definition-exists="true" ipc-concordant="B21D26/043" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Means for controlling the axial pusher</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/045" definition-exists="true" ipc-concordant="B21D26/045" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Closing or sealing means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/047" definition-exists="true" ipc-concordant="B21D26/047" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/047</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mould construction </text><reference><text><class-ref scheme="cpc">B21D26/037</class-ref> - <class-ref scheme="cpc">B21D26/045</class-ref> take precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/049" definition-exists="true" ipc-concordant="B21D26/049" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/049</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deforming bodies having a closed end</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/051" definition-exists="true" ipc-concordant="B21D26/051" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/051</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deforming double-walled bodies</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D26/053" definition-exists="true" ipc-concordant="B21D26/053" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/053</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the material of the blanks</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/055" definition-exists="true" ipc-concordant="B21D26/055" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Blanks having super-plastic properties</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/057" definition-exists="true" ipc-concordant="B21D26/057" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/057</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tailored blanks</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/059" definition-exists="true" ipc-concordant="B21D26/059" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/059</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Layered blanks</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D26/06" definition-exists="false" ipc-concordant="B21D26/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by shock waves</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/08" definition-exists="false" ipc-concordant="B21D26/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>generated by explosives, e.g. chemical explosives</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/10" definition-exists="false" ipc-concordant="B21D26/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>generated by evaporation, e.g. of wire, of liquids</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D26/12" definition-exists="false" ipc-concordant="B21D26/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>initiated by spark discharge</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D26/14" definition-exists="false" ipc-concordant="B21D26/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D26/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>applying magnetic forces</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D28/00" definition-exists="true" ipc-concordant="B21D28/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shaping by press-cutting</text></title-part><title-part><text>Perforating</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D28/002" definition-exists="false" ipc-concordant="B21D28/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Drive of the tools </text><reference><text><class-ref scheme="cpc">B21D28/007</class-ref> and <class-ref scheme="cpc">B21D28/20</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/005" definition-exists="false" ipc-concordant="B21D28/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Adjustment of the punch stroke for compensating wear</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D28/007" definition-exists="false" ipc-concordant="B21D28/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Explosive cutting or perforating</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D28/02" definition-exists="false" ipc-concordant="B21D28/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Punching blanks or articles with or without obtaining scrap </text><reference><text>cutting nails or pins from strips or sheet material <class-ref scheme="cpc">B21G3/26</class-ref></text></reference></title-part><title-part><text>Notching</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/04" definition-exists="false" ipc-concordant="B21D28/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Centering the work</text></title-part><title-part><text>Positioning the tools</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/06" definition-exists="false" ipc-concordant="B21D28/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making more than one part out of the same blank</text></title-part><title-part><text>Scrapless working</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/08" definition-exists="false" ipc-concordant="B21D28/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Zig-zag sequence working</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/10" definition-exists="false" ipc-concordant="B21D28/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Incompletely punching in such a manner that the parts are still coherent with the work</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/12" definition-exists="false" ipc-concordant="B21D28/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Punching using rotatable carriers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/125" definition-exists="false" ipc-concordant="B21D28/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with multi-tools</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/14" definition-exists="false" ipc-concordant="B21D28/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dies </text><reference><text>ejecting or stripping-off devices arranged in punching machines or tools <class-ref scheme="cpc">B21D45/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/145" definition-exists="false" ipc-concordant="B21D28/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with means for slug retention, e.g. a groove</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/16" definition-exists="false" ipc-concordant="B21D28/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Shoulder or burr prevention </text><CPC-specific-text><text>, e.g. fine-blanking</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/18" definition-exists="false" ipc-concordant="B21D28/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Yieldable, e.g. rubber, punching pads</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/20" definition-exists="false" ipc-concordant="B21D28/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Applications of drives </text><CPC-specific-text><text>for reducing noise or wear</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/22" definition-exists="false" ipc-concordant="B21D28/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Notching the peripheries of circular blanks, e.g. laminations for dynamo-electric machines</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D28/24" definition-exists="false" ipc-concordant="B21D28/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Perforating, i.e. punching holes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/243" definition-exists="false" ipc-concordant="B21D28/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/243</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in profiles</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/246" definition-exists="false" ipc-concordant="B21D28/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/246</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Selection of punches</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/26" definition-exists="false" ipc-concordant="B21D28/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in sheets or flat parts</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/265" definition-exists="false" ipc-concordant="B21D28/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with relative movement of sheet and tools enabling the punching of holes in predetermined locations of the sheet, e.g. holes punching with template</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/28" definition-exists="false" ipc-concordant="B21D28/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in tubes or other hollow bodies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/285" definition-exists="false" ipc-concordant="B21D28/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>punching outwards</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/30" definition-exists="false" ipc-concordant="B21D28/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in annular parts, e.g. rims</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/32" definition-exists="false" ipc-concordant="B21D28/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in other articles of special shape</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/325" definition-exists="false" ipc-concordant="B21D28/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using cam or wedge mechanisms, e.g. aerial cams</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/34" definition-exists="false" ipc-concordant="B21D28/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Perforating tools</text></title-part><title-part><text>Die holders</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/343" definition-exists="false" ipc-concordant="B21D28/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/343</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Draw punches</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D28/346" definition-exists="false" ipc-concordant="B21D28/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/346</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>length adjustable perforating tools</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D28/36" definition-exists="false" ipc-concordant="B21D28/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D28/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using rotatable work or tool holders</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D31/00" definition-exists="true" ipc-concordant="B21D31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other methods for working sheet metal, metal tubes, metal profiles </text><reference><text>deforming one surface of tubes helically by rolling <class-ref scheme="cpc">B21H3/00</class-ref>; upsetting <class-ref scheme="cpc">B21J5/08</class-ref>; working metal by removing material therefrom <class-ref scheme="cpc">B23</class-ref>; embossing <class-ref scheme="cpc">B44B</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D31/005" definition-exists="false" ipc-concordant="B21D31/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Incremental shaping or bending, e.g. stepwise moving a shaping tool along the surface of the workpiece </text><reference><text><class-ref scheme="cpc">B21D22/14</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D31/02" definition-exists="false" ipc-concordant="B21D31/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stabbing or piercing, e.g. for making sieves </text><reference><text>dimpling <class-ref scheme="cpc">B21D22/04</class-ref>; perforating by punching <class-ref scheme="cpc">B21D28/24</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D31/04" definition-exists="false" ipc-concordant="B21D31/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D31/04</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Expanding other than provided for in groups <class-ref scheme="cpc">B21D1/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D28/00</class-ref>, e.g. for making expanded metal </text><reference><text><class-ref scheme="cpc">B21D47/00</class-ref> takes precedence; enlarging tube ends <class-ref scheme="cpc">B21D41/02</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D31/043" definition-exists="false" ipc-concordant="B21D31/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making use of slitting discs or punch cutters</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D31/046" definition-exists="false" ipc-concordant="B21D31/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>making use of rotating cutters</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D31/06" definition-exists="false" ipc-concordant="B21D31/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D31/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deforming sheet metal, tubes or profiles by sequential impacts, e.g. hammering, beating, peen forming </text><reference><text>forging hammers <class-ref scheme="cpc">B21J7/00</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D33/00" definition-exists="true" ipc-concordant="B21D33/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D33/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special measures in connection with working metal foils, e.g. gold foils </text><reference><text>cutting or perforating of metal foil analogous to paper <class-ref scheme="cpc">B26</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D35/00" definition-exists="true" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D35/00</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Combined processes according to </text><CPC-specific-text><text>or processes combined with</text></CPC-specific-text><text> methods covered by groups <class-ref scheme="cpc">B21D1/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D31/00</class-ref> </text><reference><text><class-ref scheme="cpc">B21D21/00</class-ref> takes precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D35/001" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Shaping combined with punching, e.g. stamping and perforating</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D35/002" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D35/002</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Processes combined with methods covered by groups <class-ref scheme="cpc">B21D1/00</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D31/00</class-ref></text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D35/003" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Simultaneous forming, e.g. making more than one part per stroke </text><reference><text><class-ref scheme="cpc">B21D26/06</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D35/005" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterized by the material of the blank or the workpiece </text><reference><text><class-ref scheme="cpc">B21D26/053</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D35/006" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Blanks having varying thickness, e.g. tailored blanks</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D35/007" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Layered blanks </text><reference><text><class-ref scheme="cpc">B21D22/203</class-ref> takes precedence; joining superposed plates <class-ref scheme="cpc">B21D39/031</class-ref>, <class-ref scheme="cpc">B21D39/034</class-ref>, <class-ref scheme="cpc">B21D39/035</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D35/008" definition-exists="false" ipc-concordant="B21D35/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D35/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving vibration, e.g. ultrasonic</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D37/00" definition-exists="true" ipc-concordant="B21D37/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tools as parts of machines covered by this subclass </text><reference><text>forms or constructions of tools uniquely adapted for particular operations, <u>see</u> the relevant groups for the operations</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/01" definition-exists="false" ipc-concordant="B21D37/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Selection of materials</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/02" definition-exists="false" ipc-concordant="B21D37/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Die constructions enabling assembly of the die parts in different ways </text><reference><text><class-ref scheme="cpc">B21D37/06</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/04" definition-exists="false" ipc-concordant="B21D37/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Movable or exchangeable mountings for tools</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/06" definition-exists="false" ipc-concordant="B21D37/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pivotally-arranged tools, e.g. disengageable </text><reference><text>die sets with dies pivoted to one another <class-ref scheme="cpc">B21D37/12</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/08" definition-exists="false" ipc-concordant="B21D37/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dies with different parts for several steps in a process</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/10" definition-exists="false" ipc-concordant="B21D37/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Die sets</text></title-part><title-part><text>Pillar guides</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/12" definition-exists="false" ipc-concordant="B21D37/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B21D37/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Particular guiding equipment, </text><CPC-specific-text><text>e.g. pliers</text></CPC-specific-text></title-part><title-part><text>Special arrangements for interconnection or cooperation of dies</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/14" definition-exists="false" ipc-concordant="B21D37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Particular arrangements for handling and holding in place complete dies</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/142" definition-exists="false" ipc-concordant="B21D37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spotting presses</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/145" definition-exists="false" ipc-concordant="B21D37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Die storage magazines</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/147" definition-exists="false" ipc-concordant="B21D37/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/147</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tool exchange carts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/16" definition-exists="false" ipc-concordant="B21D37/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heating or cooling</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/18" definition-exists="false" ipc-concordant="B21D37/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B21D37/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Lubricating </text><CPC-specific-text><text>, e.g. lubricating tool and workpiece simultaneously </text><reference><text>lubricating workpieces for deep-drawing <class-ref scheme="cpc">B21D22/201</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D37/20" definition-exists="false" ipc-concordant="B21D37/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making tools by operations not covered by a single other subclass</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D37/205" definition-exists="false" ipc-concordant="B21D37/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D37/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making cutting tools</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D39/00" definition-exists="true" ipc-concordant="B21D39/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B21D39/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating </text><reference><CPC-specific-text><text>joining mitred profiles <class-ref scheme="cpc">B21D53/745</class-ref>; </text></CPC-specific-text><text> riveting <class-ref scheme="cpc">B21J</class-ref>; uniting components by forging or pressing to form integral members <class-ref scheme="cpc">B21K25/00</class-ref>; welding <class-ref scheme="cpc">B23K</class-ref>; press-fitting, force-fitting, or shrinking in general <class-ref scheme="cpc">B23P11/00</class-ref>, <class-ref scheme="cpc">B21D19/00</class-ref>; by adhesives <class-ref scheme="cpc">F16B11/00</class-ref>  </text><CPC-specific-text><text>; Connections as such <class-ref scheme="cpc">F16L</class-ref>, <class-ref scheme="cpc">F16B</class-ref></text></CPC-specific-text></reference></title-part><title-part><text>Tube expanders</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D39/02" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/021" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for panels, e.g. vehicle doors</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D39/023" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using rollers</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/025" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hand tools</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/026" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reinforcing the connection by locally deforming</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/028" definition-exists="false" ipc-concordant="B21D39/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reinforcing the connection otherwise than by deforming, e.g. welding</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D39/03" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sheet metal otherwise than by folding</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/031" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/031</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Joining superposed plates by locally deforming without slitting or piercing</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D39/032" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/032</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by fitting a projecting part integral with one plate in a hole of the other plate</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/034" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/034</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Joining superposed plates by piercing</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/035" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/035</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Joining superposed plates by slitting</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/037" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/037</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Interlocking butt joints</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/038" definition-exists="false" ipc-concordant="B21D39/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/038</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Perpendicular plate connections</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D39/04" definition-exists="false" ipc-concordant="B21D39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of tubes with tubes</text></title-part><title-part><text>of tubes with rods </text><CPC-specific-text><reference><text>crimped pipe joints as such <class-ref scheme="cpc">F16L13/14</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/042" definition-exists="false" ipc-concordant="B21D39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using explosives </text><reference><text>by explosive welding <class-ref scheme="cpc">B23K20/08</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/044" definition-exists="false" ipc-concordant="B21D39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>perpendicular</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/046" definition-exists="false" ipc-concordant="B21D39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Connecting tubes to tube-like fittings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/048" definition-exists="false" ipc-concordant="B21D39/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/048</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using presses for radially crimping tubular elements</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D39/06" definition-exists="false" ipc-concordant="B21D39/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of tubes in openings, e.g. rolling-in</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/063" definition-exists="false" ipc-concordant="B21D39/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for assembling ladders</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/066" definition-exists="false" ipc-concordant="B21D39/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using explosives</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D39/08" definition-exists="false" ipc-concordant="B21D39/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tube expanders</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/10" definition-exists="false" ipc-concordant="B21D39/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rollers for expanding only</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/12" definition-exists="false" ipc-concordant="B21D39/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with rollers for expanding and flanging</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/14" definition-exists="false" ipc-concordant="B21D39/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with balls</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/16" definition-exists="false" ipc-concordant="B21D39/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with torque limiting devices</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/18" definition-exists="false" ipc-concordant="B21D39/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rollers of special shape</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D39/20" definition-exists="false" ipc-concordant="B21D39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with mandrels, e.g. expandable</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D39/203" definition-exists="false" ipc-concordant="B21D39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>expandable by fluid or elastic material</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D39/206" definition-exists="false" ipc-concordant="B21D39/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D39/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by axially compressing the elastic material</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D41/00" definition-exists="true" ipc-concordant="B21D41/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B21D41/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Application of procedures in order to alter the diameter of tube ends </text><reference><text><class-ref scheme="cpc">B21D39/00</class-ref> takes precedence </text><CPC-specific-text><text>; plastic tubes <class-ref scheme="cpc">B29C57/08</class-ref></text></CPC-specific-text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D41/02" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Enlarging</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D41/021" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of tube-flaring hand tools</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D41/023" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising rolling elements</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D41/025" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of impact-type swaging hand tools</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D41/026" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of mandrels</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D41/028" definition-exists="false" ipc-concordant="B21D41/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>expandable mandrels</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D41/04" definition-exists="false" ipc-concordant="B21D41/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reducing</text></title-part><title-part><text>Closing</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D41/045" definition-exists="false" ipc-concordant="B21D41/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D41/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Closing</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D43/00" definition-exists="true" ipc-concordant="B21D43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles</text></title-part><title-part><text>Associations therewith of cutting devices </text><reference><text>cutting devices associated with the tool, <u>see</u> the relevant group for the tool</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/003" definition-exists="false" ipc-concordant="B21D43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Positioning devices </text><reference><text><class-ref scheme="cpc">B21D28/04</class-ref> and <class-ref scheme="cpc">B21D28/265</class-ref> take precedence; stops <class-ref scheme="cpc">B21D43/26</class-ref>; centering moving strips <class-ref scheme="cpc">B21D43/023</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/006" definition-exists="false" ipc-concordant="B21D43/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Feeding elongated articles, such as tubes, bars, or profiles</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/02" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Advancing work in relation to the stroke of the die or tool</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/021" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Control or correction devices in association with moving strips</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/022" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Loop-control</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/023" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Centering devices, e.g. edge guiding</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/025" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fault detection, e.g. misfeed detection</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/026" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>B21D43/026</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Combination of two or more feeding devices provided for in <class-ref scheme="cpc">B21D43/04</class-ref>&#160;-&#160;<class-ref scheme="cpc">B21D43/18</class-ref></text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/027" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Combined feeding and ejecting devices</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/028" definition-exists="false" ipc-concordant="B21D43/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Tools travelling with material, e.g. flying punching machines</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/04" definition-exists="false" ipc-concordant="B21D43/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by means in mechanical engagement with the work</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/05" definition-exists="false" ipc-concordant="B21D43/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>specially adapted for multi-stage presses </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B21D43/145</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/052" definition-exists="false" ipc-concordant="B21D43/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/052</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices having a cross bar</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/055" definition-exists="false" ipc-concordant="B21D43/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/055</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices comprising a pair of longitudinally and laterally movable parallel transfer bars</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/057" definition-exists="false" ipc-concordant="B21D43/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/057</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices for exchanging transfer bars or grippers; Idle stages, e.g. exchangeable</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/06" definition-exists="false" ipc-concordant="B21D43/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by positive or negative engaging parts co-operating with corresponding parts of the sheet or the like to be processed, e.g. carrier bolts or grooved section in the carriers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/08" definition-exists="false" ipc-concordant="B21D43/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rollers </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B21D43/145</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/09" definition-exists="false" ipc-concordant="B21D43/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by one or more pairs of rollers for feeding sheet or strip material</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/10" definition-exists="false" ipc-concordant="B21D43/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by grippers </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B21D43/055</class-ref>, <class-ref scheme="cpc">B21D43/057</class-ref>, <class-ref scheme="cpc">B21D43/145</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/105" definition-exists="false" ipc-concordant="B21D43/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/11" definition-exists="false" ipc-concordant="B21D43/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for feeding sheet or strip material</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/12" definition-exists="false" ipc-concordant="B21D43/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by chains or belts </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B21D43/145</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/13" definition-exists="false" ipc-concordant="B21D43/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by linearly moving tables</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D43/14" definition-exists="false" ipc-concordant="B21D43/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by turning devices, e.g. turn-tables</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D43/145" definition-exists="false" ipc-concordant="B21D43/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Turnover devices, i.e. by turning about a substantially horizontal axis</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/16" definition-exists="false" ipc-concordant="B21D43/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by gravity, e.g. chutes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/18" definition-exists="false" ipc-concordant="B21D43/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by means in pneumatic or magnetic engagement with the work</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/20" definition-exists="false" ipc-concordant="B21D43/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Storage arrangements</text></title-part><title-part><text>Piling or unpiling </text><reference><text>in general <class-ref scheme="cpc">B65G</class-ref>, </text><CPC-specific-text><text><class-ref scheme="cpc">B65H</class-ref></text></CPC-specific-text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/22" definition-exists="false" ipc-concordant="B21D43/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for piling sheets</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/24" definition-exists="false" ipc-concordant="B21D43/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices for removing sheets from a stack</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/26" definition-exists="false" ipc-concordant="B21D43/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stops</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D43/28" definition-exists="false" ipc-concordant="B21D43/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Associations of cutting devices therewith</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/282" definition-exists="false" ipc-concordant="B21D43/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/282</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Discharging crop ends or the like</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/285" definition-exists="false" ipc-concordant="B21D43/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices for handling elongated articles, e.g. bars, tubes or profiles </text><reference><text><class-ref scheme="cpc">B21D43/282</class-ref>, <class-ref scheme="cpc">B21D43/287</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D43/287" definition-exists="false" ipc-concordant="B21D43/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D43/287</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices for handling sheet or strip material </text><reference><text><class-ref scheme="cpc">B21D43/282</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D45/00" definition-exists="true" ipc-concordant="B21D45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D45/003" definition-exists="false" ipc-concordant="B21D45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in punching machines or punching tools</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D45/006" definition-exists="false" ipc-concordant="B21D45/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stripping-off devices</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D45/02" definition-exists="false" ipc-concordant="B21D45/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ejecting devices</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D45/04" definition-exists="false" ipc-concordant="B21D45/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>interrelated with motion of tool</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D45/06" definition-exists="false" ipc-concordant="B21D45/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stripping-off devices</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D45/065" definition-exists="false" ipc-concordant="B21D45/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>B21D45/065</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>for deep-drawn cans, e.g. using stripping fingers</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D45/08" definition-exists="false" ipc-concordant="B21D45/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>interrelated with motion of tool</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D45/10" definition-exists="false" ipc-concordant="B21D45/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D45/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Combined ejecting and stripping-off devices</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B21D47/00" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processing sheet metal or metal tubes, or processing metal profiles according to any of groups <class-ref scheme="cpc">B21D1/00</class-ref> - <class-ref scheme="cpc">B21D45/00</class-ref>, in the manufacture of finished or semi-finished articles</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D47/00" definition-exists="true" ipc-concordant="B21D47/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making rigid structural elements or units, e.g. honeycomb structures</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D47/005" definition-exists="false" ipc-concordant="B21D47/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making gratings</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D47/01" definition-exists="false" ipc-concordant="B21D47/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>beams or pillars</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D47/02" definition-exists="false" ipc-concordant="B21D47/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by expanding</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D47/04" definition-exists="false" ipc-concordant="B21D47/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D47/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>composite sheet metal profiles</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D49/00" definition-exists="true" ipc-concordant="B21D49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D49/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Sheathing or stiffening objects </text><reference><text>by winding wire or tape thereon <class-ref scheme="cpc">B65H54/00</class-ref>, <class-ref scheme="cpc">B65H81/00</class-ref>; specially adapted for manufacturing conductors or cables <class-ref scheme="cpc">H01B13/26</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D49/005" definition-exists="false" ipc-concordant="B21D49/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D49/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hollow objects</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D51/00" definition-exists="true" ipc-concordant="B21D51/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making hollow objects </text><reference><text>from thick-walled or non uniform tubes <class-ref scheme="cpc">B21K21/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D51/02" definition-exists="false" ipc-concordant="B21D51/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the structure of the objects </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B21D51/26</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> Making hollow objects characterised both by their structure and by their use is classified only in group <class-ref scheme="cpc">B21D51/16</class-ref></note-paragraph></note></notes-and-warnings>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/04" definition-exists="false" ipc-concordant="B21D51/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>built-up objects, e.g. objects with rigidly-attached bottom or cover</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/06" definition-exists="false" ipc-concordant="B21D51/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>folded objects</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/08" definition-exists="false" ipc-concordant="B21D51/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>ball-shaped objects</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/10" definition-exists="false" ipc-concordant="B21D51/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>conically or cylindrically shaped objects</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/12" definition-exists="false" ipc-concordant="B21D51/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>objects with corrugated walls</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/14" definition-exists="false" ipc-concordant="B21D51/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flattening hollow objects for transport or storage</text></title-part><title-part><text>Re-forming same </text><reference><text>making tubes from doubled flat material <class-ref scheme="cpc">B21C37/14</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D51/16" definition-exists="false" ipc-concordant="B21D51/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by the use of the objects </text><reference><text>making heat exchangers <class-ref scheme="cpc">B21D53/02</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/18" definition-exists="false" ipc-concordant="B21D51/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>vessels, e.g. tubs, vats, tanks, sinks, or the like</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/20" definition-exists="false" ipc-concordant="B21D51/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>barrels</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/22" definition-exists="false" ipc-concordant="B21D51/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>pots, e.g. for cooking</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/24" definition-exists="false" ipc-concordant="B21D51/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>high-pressure containers, e.g. boilers, bottles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/26" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>cans or tins</text></title-part><title-part><text>Closing same in a permanent manner </text><reference><text>making outlet arrangements <class-ref scheme="cpc">B21D51/38</class-ref>; welding or soldering <class-ref scheme="cpc">B23K</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2607" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2607</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Locally embossing the walls of formed can bodies </text><reference><text><class-ref scheme="cpc">B44B5/00</class-ref>, <class-ref scheme="cpc">B44C1/24</class-ref>, <class-ref scheme="cpc">B44C3/085</class-ref> take precedence; bulging <class-ref scheme="cpc">B21D51/2646</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2615" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2615</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Edge treatment of cans or tins</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/2623" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2623</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Curling</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/263" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/263</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Flanging</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/2638" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2638</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Necking</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2646" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2646</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Of particular non cylindrical shape, e.g. conical, rectangular, polygonal, bulged</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2653" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2653</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Methods or machines for closing cans by applying caps or bottoms</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/2661" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2661</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sealing or closing means therefor</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2669" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2669</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Transforming the shape of formed can bodies; Forming can bodies from flattened tubular blanks; Flattening can bodies</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2676" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2676</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cans or tins having longitudinal or helical seams</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2684" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2684</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cans or tins having circumferential side seams</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/2692" definition-exists="false" ipc-concordant="B21D51/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/2692</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manipulating, e.g. feeding and positioning devices; Control systems</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/28" definition-exists="false" ipc-concordant="B21D51/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Folding the longitudinal seam</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/30" definition-exists="false" ipc-concordant="B21D51/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Folding the circumferential seam</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/32" definition-exists="false" ipc-concordant="B21D51/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rolling</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/34" definition-exists="false" ipc-concordant="B21D51/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by pressing</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/36" definition-exists="false" ipc-concordant="B21D51/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>collapsible or like thin-walled tubes, e.g. for toothpaste</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/365" definition-exists="false" ipc-concordant="B21D51/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/365</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving fixing closure members to the tubes, e.g. nozzles</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/38" definition-exists="false" ipc-concordant="B21D51/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels</text></title-part><title-part><text>Making can ends</text></title-part><title-part><text>Making closures</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/383" definition-exists="false" ipc-concordant="B21D51/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/383</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>scoring lines, tear strips or pulling tabs</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/386" definition-exists="false" ipc-concordant="B21D51/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/386</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>on the side-wall of containers</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/40" definition-exists="false" ipc-concordant="B21D51/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making outlet openings, e.g. bung holes</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/42" definition-exists="false" ipc-concordant="B21D51/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making or attaching spouts</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D51/44" definition-exists="false" ipc-concordant="B21D51/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making closures, e.g. caps </text><reference><text>folded of thin metal foils in the way of making paper caps <class-ref scheme="cpc">B31D5/00</class-ref>; making closures in conjunction with applying same <class-ref scheme="cpc">B67B</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/443" definition-exists="false" ipc-concordant="B21D51/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/443</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>easily removable closures, e.g. by means of tear strips</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/446" definition-exists="false" ipc-concordant="B21D51/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Feeding or removal of material</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/46" definition-exists="false" ipc-concordant="B21D51/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Placing sealings or sealing material </text><CPC-specific-text><reference><text>moulding plastic sealing material into closure members <class-ref scheme="cpc">B29C70/80</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/48" definition-exists="false" ipc-concordant="B21D51/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making crown caps</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B21D51/50" definition-exists="false" ipc-concordant="B21D51/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making screw caps</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/52" definition-exists="false" ipc-concordant="B21D51/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>boxes, cigarette cases, or the like</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D51/54" definition-exists="false" ipc-concordant="B21D51/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D51/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>cartridge cases, e.g. for ammunition, for letter carriers in pneumatic-tube plants</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D53/00" definition-exists="true" ipc-concordant="B21D53/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making other particular articles </text><reference><text>making wire fabrics <class-ref scheme="cpc">B21F</class-ref>; making chains or chain parts <class-ref scheme="cpc">B21L</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/02" definition-exists="false" ipc-concordant="B21D53/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>heat exchangers </text><CPC-specific-text><text>or parts thereof</text></CPC-specific-text><text>, e.g. radiators, condensers </text><CPC-specific-text><text>fins, headers</text></CPC-specific-text><reference><text>making finned or ribbed tubes by fixing strip material or the like to tubes <class-ref scheme="cpc">B21C37/22</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/022" definition-exists="false" ipc-concordant="B21D53/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making the fins</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/025" definition-exists="false" ipc-concordant="B21D53/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Louvered fins</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/027" definition-exists="false" ipc-concordant="B21D53/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by helically or spirally winding elongated elements</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/04" definition-exists="false" ipc-concordant="B21D53/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of sheet metal</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/045" definition-exists="false" ipc-concordant="B21D53/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by inflating partially united plates</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/06" definition-exists="false" ipc-concordant="B21D53/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of metal tubes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/08" definition-exists="false" ipc-concordant="B21D53/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of both metal tubes and sheet metal </text><reference><text>connecting tubes in openings <class-ref scheme="cpc">B21D39/06</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/085" definition-exists="false" ipc-concordant="B21D53/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with fins places on zig-zag tubes or parallel tubes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/10" definition-exists="false" ipc-concordant="B21D53/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>parts of bearings</text></title-part><title-part><text>sleeves</text></title-part><title-part><text>valve seats or the like</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/12" definition-exists="false" ipc-concordant="B21D53/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>cages for bearings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/14" definition-exists="false" ipc-concordant="B21D53/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>belts, e.g. machine-gun belts</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/16" definition-exists="false" ipc-concordant="B21D53/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rings, e.g. barrel hoops</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/18" definition-exists="false" ipc-concordant="B21D53/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of hollow or C-shaped cross-section, e.g. for curtains, for eyelets</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/20" definition-exists="false" ipc-concordant="B21D53/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>washers, e.g. for sealing</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/22" definition-exists="false" ipc-concordant="B21D53/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with means for preventing rotation</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/24" definition-exists="false" ipc-concordant="B21D53/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>nuts or like thread-engaging members</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/26" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>wheels or the like</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/261" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/261</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>pulleys</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/262" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/262</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with inscriptions or the like, e.g. printing wheels</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/264" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/264</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>wheels out of a single piece </text><reference><text><class-ref scheme="cpc">B21D53/261</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/265" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>parts of wheels </text><reference><text><class-ref scheme="cpc">B21D53/28</class-ref>, <class-ref scheme="cpc">B21D53/30</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/267" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/267</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>blower wheels, i.e. wheels provided with fan elements</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/268" definition-exists="false" ipc-concordant="B21D53/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/268</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>wheels having spokes</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/28" definition-exists="false" ipc-concordant="B21D53/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>gear wheels</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/30" definition-exists="false" ipc-concordant="B21D53/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>wheel rims</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/32" definition-exists="false" ipc-concordant="B21D53/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>wheel covers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/34" definition-exists="false" ipc-concordant="B21D53/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>brake drums</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/36" definition-exists="false" ipc-concordant="B21D53/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>clips, clamps, or like fastening or attaching devices, e.g. for electric installation</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/38" definition-exists="false" ipc-concordant="B21D53/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>locksmith&apos;s goods, e.g. handles</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/40" definition-exists="false" ipc-concordant="B21D53/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>hinges, e.g. door hinge plates</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/42" definition-exists="false" ipc-concordant="B21D53/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>keys </text><CPC-specific-text><reference><text>making keys by combined operations <class-ref scheme="cpc">B23P15/005</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/44" definition-exists="false" ipc-concordant="B21D53/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>fancy goods, e.g. jewellery products</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/46" definition-exists="false" ipc-concordant="B21D53/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>haberdashery, e.g. buckles, combs</text></title-part><title-part><text>pronged fasteners, e.g. staples</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/48" definition-exists="false" ipc-concordant="B21D53/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>buttons, e.g. press-buttons, snap fasteners</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/50" definition-exists="false" ipc-concordant="B21D53/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>metal slide-fastener parts</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/52" definition-exists="false" ipc-concordant="B21D53/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>fastener elements</text></title-part><title-part><text>Attaching such elements so far as this procedure is combined with the process for making the elements</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/54" definition-exists="false" ipc-concordant="B21D53/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>slides</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/56" definition-exists="false" ipc-concordant="B21D53/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>stops</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/58" definition-exists="false" ipc-concordant="B21D53/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>end-pieces for laces or ropes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/60" definition-exists="false" ipc-concordant="B21D53/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>cutlery wares</text></title-part><title-part><text>garden tools or the like</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/62" definition-exists="false" ipc-concordant="B21D53/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>spoons</text></title-part><title-part><text>table forks</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/64" definition-exists="false" ipc-concordant="B21D53/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>knives</text></title-part><title-part><text>scissors</text></title-part><title-part><text>cutting blades </text><reference><text><class-ref scheme="cpc">B21D53/72</class-ref> takes precedence; handle portions <class-ref scheme="cpc">B21D53/70</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/642" definition-exists="false" ipc-concordant="B21D53/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/642</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>scissors</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/645" definition-exists="false" ipc-concordant="B21D53/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/645</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>safety razor blades</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B21D53/647" definition-exists="false" ipc-concordant="B21D53/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/647</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>mower blades</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/66" definition-exists="false" ipc-concordant="B21D53/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>spades</text></title-part><title-part><text>shovels </text><reference><text>handle portions <class-ref scheme="cpc">B21D53/70</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/68" definition-exists="false" ipc-concordant="B21D53/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rakes, garden forks, or the like </text><reference><text>handle portions <class-ref scheme="cpc">B21D53/70</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/70" definition-exists="false" ipc-concordant="B21D53/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>handle portions </text><reference><text><class-ref scheme="cpc">B21D53/72</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/72" definition-exists="false" ipc-concordant="B21D53/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>sickles</text></title-part><title-part><text>scythes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/74" definition-exists="false" ipc-concordant="B21D53/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>frames for openings, e.g. for windows, doors, handbags</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/745" definition-exists="false" ipc-concordant="B21D53/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/745</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Joining mitred profiles comprising punching the profiles on a corner-angle connecting piece</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/76" definition-exists="false" ipc-concordant="B21D53/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>writing or drawing instruments, e.g. writing pens, erasing pens</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/78" definition-exists="false" ipc-concordant="B21D53/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>propeller blades</text></title-part><title-part><text>turbine blades</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/80" definition-exists="false" ipc-concordant="B21D53/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>dustproof covers</text></title-part><title-part><text>safety covers</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/82" definition-exists="false" ipc-concordant="B21D53/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>perforated music sheets</text></title-part><title-part><text>pattern sheets, e.g. for control purposes, stencils</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/84" definition-exists="false" ipc-concordant="B21D53/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>other parts for engines, e.g. connecting-rods</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/845" definition-exists="false" ipc-concordant="B21D53/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/845</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making camshafts</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/86" definition-exists="false" ipc-concordant="B21D53/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>other parts for bicycles or motorcycles</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/88" definition-exists="false" ipc-concordant="B21D53/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>other parts for vehicles, e.g. cowlings, mudguards</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/883" definition-exists="false" ipc-concordant="B21D53/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/883</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>reflectors</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/886" definition-exists="false" ipc-concordant="B21D53/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/886</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>leaf springs</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B21D53/90" definition-exists="false" ipc-concordant="B21D53/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>axle-housings</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B21D53/92" definition-exists="false" ipc-concordant="B21D53/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D53/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>other parts for aircraft</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B21D55/00" definition-exists="true" ipc-concordant="B21D55/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B21D55/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass </text><reference><text>for presses in general <class-ref scheme="cpc">B30B</class-ref>; safety devices in general <class-ref scheme="cpc">F16P</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></class-scheme>