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<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="B31F" definition-exists="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER </text><reference><text>making layered products not composed wholly of paper or cardboard <class-ref scheme="cpc">B32B</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="B31F1/00" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B31F1/00" definition-exists="true" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Mechanical deformation without removing material, e.g. in combination with laminating</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F1/0003" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Shaping by bending, folding, twisting, straightening, flattening or rim-rolling; Shaping by bending, folding or rim-rolling combined with joining; Apparatus therefor </text><reference><text>shaping of tube ends <class-ref scheme="cpc">B31F1/008</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="B31F1/0006" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/0006</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Bending or folding; Folding edges combined with joining; Reinforcing edges during the folding thereof; </text><reference><text>creasing <class-ref scheme="cpc">B31F1/08</class-ref>, cr&#234;ping paper <class-ref scheme="cpc">B31F1/12</class-ref>, corrugating <class-ref scheme="cpc">B31F1/20</class-ref>; bending and joining <class-ref scheme="cpc">B31F1/0045</class-ref>; reinforcing edges <u>per se</u> <class-ref scheme="cpc">B31F5/08</class-ref>; making wound articles <class-ref scheme="cpc">B31C</class-ref>, folding thin material <u>per se</u> <class-ref scheme="cpc">B65H45/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/0009" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of plates, sheets or webs</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B31F1/0012" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0012</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with making folding lines </text><reference><text><class-ref scheme="cpc">B31F1/0022</class-ref> takes precedence</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="B31F1/0016" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0016</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Folding edges; Folding edges combined with joining; Reinforcing edges during the folding thereof, e.g. by introducing a thread; Folding the edges of a sheathing </text><reference><text><class-ref scheme="cpc">B31F1/0029</class-ref> takes precedence</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="B31F1/0019" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0019</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the plates, sheets or webs moving continuously </text><reference><text><class-ref scheme="cpc">B31F5/08</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/0022" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with making folding lines</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/0025" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making the folding lines using rotary tools</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/0029" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0029</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Folding edges; Folding edges combined with joining; Reinforcing edges during the folding thereof, e.g. by introducing a thread; Folding the edges of a sheathing</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/0032" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0032</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of tubes</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="B31F1/0035" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0035</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Straightening or flattening</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="B31F1/0038" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0038</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Rim-rolling</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/0041" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>B31F1/0041</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with joining</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="B31F1/0045" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/0045</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Bending or folding combined with joining </text><reference><text>folding edges combined with joining <class-ref scheme="cpc">B31F1/0016</class-ref>, <class-ref scheme="cpc">B31F1/0029</class-ref></text></reference></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/0048" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0048</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Bending plates, sheets or webs at right angles to the axis of the article being formed and joining the edges</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B31F1/0051" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0051</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for making articles of definite lentgh</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/0054" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0054</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using internal forming surfaces, e.g. mandrels</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/0058" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0058</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Machines therefor having additional mandrels, e.g. mounted on a turntable, or on chains </text><reference><text><class-ref scheme="cpc">B31F1/0064</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="11" additional-only="false" sort-key="B31F1/0061" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0061</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for making articles of indefinite length</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/0064" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>B31F1/0064</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>using internal forming surfaces, on, e.g. mandrels</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/0067" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0067</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using only external forming surfaces, e.g. sleeves</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B31F1/007" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for making articles with multilayered walls</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="B31F1/0074" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0074</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making essentially non-hollow profiles, e.g. rods, ropes, cords</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F1/0077" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0077</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Shaping by methods analogous to moulding, e.g. deep drawing techniques</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="B31F1/008" definition-exists="true" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>B31F1/008</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Shaping of tube ends, e.g. flanging, belling, closing, rim-rolling or corrugating; Fixing elements to tube ends</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F1/0083" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0083</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 breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F1/0087" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Rim-rolling</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/009" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>B31F1/009</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with joining, e.g. for fixing a closure element</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="B31F1/0093" definition-exists="false" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Fixing elements to tube ends</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="B31F1/0096" definition-exists="true" ipc-concordant="B31F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/0096</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Lining or sheathing </text><reference><text>folding the edge of the sheathing <class-ref scheme="cpc">B31F1/0016</class-ref>, <class-ref scheme="cpc">B31F1/0029</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="B31F1/07" definition-exists="true" ipc-concordant="B31F1/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-01-01" status="published"><classification-symbol>B31F1/07</classification-symbol><class-title date-revised="2016-01-01"><title-part><text>Embossing </text><CPC-specific-text><text>, i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles</text></CPC-specific-text><reference><CPC-specific-text><text><class-ref scheme="cpc">B31F1/128</class-ref> takes precedence;</text></CPC-specific-text><text> corrugating <class-ref scheme="cpc">B31F1/20</class-ref>; embossing in combination with printing <class-ref scheme="cpc">B41F19/02</class-ref>, <class-ref scheme="cpc">B41M1/24</class-ref>; typewriters for embossing <class-ref scheme="cpc">B41J3/38</class-ref>; stamping in combination with deforming <class-ref scheme="cpc">B41K3/36</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="B31F1/08" definition-exists="true" ipc-concordant="B31F1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Creasing </text><reference><text>corrugating <class-ref scheme="cpc">B31F1/20</class-ref>; zig-zag folding <class-ref scheme="cpc">B65H45/20</class-ref> </text><CPC-specific-text><text>; combined with folding <class-ref scheme="cpc">B31F1/0012</class-ref>, <class-ref scheme="cpc">B31F1/0022</class-ref>; grooving by cutting <class-ref scheme="cpc">B26D3/06</class-ref>, <class-ref scheme="cpc">B26D3/08</class-ref>; by milling grooves <class-ref scheme="cpc">B23C3/30</class-ref>; of plastics material <class-ref scheme="cpc">B29C53/06</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="B31F1/10" definition-exists="false" ipc-concordant="B31F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by rotary tools</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F1/12" definition-exists="true" ipc-concordant="B31F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/12</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Cr&#234;ping</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F1/122" definition-exists="false" ipc-concordant="B31F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the paper being submitted to an additional mechanical deformation other than cr&#234;ping, e.g. for making it elastic in all directions</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="B31F1/124" definition-exists="false" ipc-concordant="B31F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/124</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Multiple cr&#234;ping, e.g. forming cr&#234;pes under different angles</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="B31F1/126" definition-exists="false" ipc-concordant="B31F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>including making of the paper to be cr&#234;ped</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="B31F1/128" definition-exists="false" ipc-concordant="B31F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making paper elastic in all directions, other than by cr&#234;ping </text><reference><text><class-ref scheme="cpc">B31F1/122</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="B31F1/14" definition-exists="false" ipc-concordant="B31F1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by doctor blades arranged crosswise to the web</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/145" definition-exists="false" ipc-concordant="B31F1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Blade constructions</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="B31F1/16" definition-exists="false" ipc-concordant="B31F1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by elastic belts </text><CPC-specific-text><reference><text><class-ref scheme="cpc">B31F1/18</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="B31F1/18" definition-exists="false" ipc-concordant="B31F1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by tools arranged in the direction of web feed </text><CPC-specific-text><text>; Longitudinal cr&#234;ping, i.e. providing paper with cr&#234;pes parallel to the direction of web movement, e.g. for making paper elastic transversely to this direction</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="B31F1/20" definition-exists="true" ipc-concordant="B31F1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/20</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Corrugating</text></title-part><title-part><text>Corrugating combined with laminating to other layers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F1/205" definition-exists="false" ipc-concordant="B31F1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/205</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Corrugating tubes </text><reference><text>corrugating tube ends <class-ref scheme="cpc">B31F1/008</class-ref>; making tubes, not otherwise provided for, <class-ref scheme="cpc">B31F7/004</class-ref>; corrugating metal tubes <class-ref scheme="cpc">B21D15/00</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="B31F1/22" definition-exists="false" ipc-concordant="B31F1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making webs in which the channel of each corrugation is longitudinal with the web feed</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/225" definition-exists="false" ipc-concordant="B31F1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with uniting the corrugated web to flat webs; Making corrugated-web structures</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="B31F1/24" definition-exists="false" ipc-concordant="B31F1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Making webs in which the channel of each corrugation is transverse to the web feed</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/242" definition-exists="false" ipc-concordant="B31F1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the corrugations being obliquely inclined to the web feed </text><reference><text><class-ref scheme="cpc">B31F1/247</class-ref>, <class-ref scheme="cpc">B31F1/30</class-ref> take precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/245" definition-exists="false" ipc-concordant="B31F1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by feeding the webs in a channel larger than the thickness of the webs by means of rollers, e.g. involving prefolding</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="B31F1/247" definition-exists="false" ipc-concordant="B31F1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by reciprocating members</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="B31F1/26" definition-exists="false" ipc-concordant="B31F1/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by interengaging toothed cylinders </text><CPC-specific-text><text>cylinder constructions </text><reference><text><class-ref scheme="cpc">B31F1/242</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="B31F1/28" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F1/28</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>combined with uniting the corrugated webs to flat webs </text><CPC-specific-text><text>; Making double-faced corrugated cardboard</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2804" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2804</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Methods</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2809" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2809</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the chemical composition of the glue</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2813" definition-exists="true" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2813</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making corrugated cardboard of composite structure, e.g. comprising two or more corrugated layers</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2818" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2818</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Glue application specially adapted therefor</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2822" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2822</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving additional operations</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2827" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2827</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Edge treatment</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2831" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2831</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Control</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2836" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2836</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Guiding, e.g. edge alignment; Tensioning</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/284" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/284</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Warp prevention</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2845" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2845</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details, e.g. provisions for drying, moistening, pressing</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/285" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Heating or drying equipment</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2854" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2854</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Means for keeping the sheet in contact with one of the corrugating rollers after corrugating, but before applying the facer sheet, e.g. by air pressure, suction or pressing fingers</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B31F1/2859" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2859</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pressing fingers</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2863" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2863</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Corrugating cylinders; Supporting or positioning means therefor; Drives therefor</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B31F1/2868" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2868</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Exchangeable corrugating cylinders </text><reference><text>means for changing cutting members in shearing devices <class-ref scheme="cpc">B23D35/008</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2872" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2872</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spraying devices, e.g. for moistening purposes; Lubricating devices</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="B31F1/2877" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2877</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pressing means for bringing facer sheet and corrugated webs into contact or keeping them in contact, e.g. rolls, belts</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="B31F1/2881" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2881</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for bringing a second facer sheet into contact with an already single faced corrugated web</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2886" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2886</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Additionally reinforcing, e.g. by applying resin or wire</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/289" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/289</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from discrete sheets</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="B31F1/2895" definition-exists="false" ipc-concordant="B31F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/2895</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from corrugated webs having corrugations of particular shape</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F1/29" definition-exists="false" ipc-concordant="B31F1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/29</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by making use of rods, e.g. co-operating with a toothed cylinder </text><CPC-specific-text><text>combined with uniting the corrugated web to flat webs </text><reference><text><class-ref scheme="cpc">B31F1/30</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="B31F1/30" definition-exists="false" ipc-concordant="B31F1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>B31F1/30</classification-symbol><class-title date-revised="2016-08-01"><title-part><text>Tools secured to endless chains </text><CPC-specific-text><text>, e.g. toothed belts; combined with uniting the corrugated web to flat webs</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B31F1/305" definition-exists="false" ipc-concordant="B31F1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with sets of interengaging tools each secured to endless chains</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="B31F1/32" definition-exists="false" ipc-concordant="B31F1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Corrugating already corrugated webs</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F1/36" definition-exists="true" ipc-concordant="B31F1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Moistening and heating webs to facilitate mechanical deformation and drying deformed webs </text><CPC-specific-text><reference><text>during corrugating <class-ref scheme="cpc">B31F1/28</class-ref></text></reference></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="B31F5/00" definition-exists="true" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>B31F5/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Attaching together sheets, strips or webs</text></title-part><title-part><text>Reinforcing edges</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F5/001" definition-exists="false" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by stapling or riveting</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="B31F5/003" definition-exists="false" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by stitching</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="B31F5/005" definition-exists="false" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by folding </text><reference><text>rim-rolling <class-ref scheme="cpc">B31F1/0041</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="B31F5/006" definition-exists="false" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a strip, e.g. profiled </text><reference><text><class-ref scheme="cpc">B31F5/06</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F5/008" definition-exists="false" ipc-concordant="B31F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by friction, e.g. obtained ultrasonic vibrations</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="B31F5/02" definition-exists="false" ipc-concordant="B31F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by crimping or slotting </text><CPC-specific-text><text>or perforating</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F5/022" definition-exists="false" ipc-concordant="B31F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a rotary tool</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="B31F5/025" definition-exists="false" ipc-concordant="B31F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by slotting</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="B31F5/027" definition-exists="false" ipc-concordant="B31F5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by perforating, e.g. by folding over the partially cut part</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="B31F5/04" definition-exists="false" ipc-concordant="B31F5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by exclusive use of adhesives</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F5/06" definition-exists="false" ipc-concordant="B31F5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by adhesive tape</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="B31F5/08" definition-exists="false" ipc-concordant="B31F5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F5/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>for reinforcing edges </text><CPC-specific-text><text>; Applying a strip or tape to an edge, e.g. for decorating, for protecting</text></CPC-specific-text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B31F5/085" definition-exists="false" ipc-concordant="B31F5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F5/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with folding the strip around the edge, or applying an already folded strip on </text><reference><text>folding edges <class-ref scheme="cpc">B31F1/0016</class-ref>, <class-ref scheme="cpc">B31F1/0029</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B31F7/00" definition-exists="true" ipc-concordant="B31F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F7/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Processes not otherwise provided for</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B31F7/002" definition-exists="false" ipc-concordant="B31F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F7/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>tubular articles, e.g. changing the cross-section</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="B31F7/004" definition-exists="false" ipc-concordant="B31F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F7/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Making tubes</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="B31F7/006" definition-exists="false" ipc-concordant="B31F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F7/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>edges, e.g. sheet edges</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="B31F7/008" definition-exists="false" ipc-concordant="B31F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F7/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Repairing</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="B31F7/02" definition-exists="false" ipc-concordant="B31F7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>B31F7/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Breaking coatings, e.g. on paper or cardboard</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="B31F201/00" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/00</classification-symbol>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B31F201/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mechanical deformation of paper or cardboard without removing material</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="B31F201/07" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/07</classification-symbol><class-title date-revised="2019-01-01"><title-part><text>Embossing</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0702" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0702</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by tools working discontinuously</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0705" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0705</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hand operated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0707" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0707</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by tools working continuously</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0715" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0715</classification-symbol><class-title date-revised="2019-01-01"><title-part><text>The tools being rollers</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0717" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0717</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Methods and means for forming the embossments</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/072" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Laser engraving</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0723" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0723</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Characteristics of the rollers</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0725" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0725</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hardness</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0728" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0728</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Material</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/073" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/073</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rollers having a multilayered structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0733" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0733</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pattern</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="B31F201/0735" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0735</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pattern inclined with respect to the axis of the roller</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0738" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0738</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cross sectional profile of the embossments</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0741" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0741</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Roller cooperating with a non-even counter roller</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0743" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0743</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a matching profile</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="B31F201/0746" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0746</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and having a self-centering profile</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="B31F201/0748" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0748</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a dissimilar profile</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="13" additional-only="true" sort-key="B31F201/0751" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0751</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>and having a self-centering profile</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0753" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0753</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Roller supporting, positioning, driving means</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0754" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>B31F2201/0754</classification-symbol><class-title date-revised="2019-01-01"><title-part><text>The tools being other than rollers, e.g. belts or plates</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0756" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0756</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Characteristics of the incoming material, e.g. creped, embossed, corrugated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0758" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0758</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Characteristics of the embossed product</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0761" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0761</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Multi-layered</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0764" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0764</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the layers being nested</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0766" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0766</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the layers being superposed tip to tip</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="B31F201/0769" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0769</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the layers being shifted</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0771" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0771</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other aspects of the embossing operations</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0774" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0774</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Multiple successive embossing operations</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0776" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0776</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Exchanging embossing tools</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0779" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0779</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Control</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0782" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0782</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Layout of the complete embossing machine, of the embossing line</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="B31F201/0784" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0784</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Auxiliary operations</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0787" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0787</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Applying adhesive</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0789" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0789</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Joining plies without adhesive</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0792" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0792</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Printing</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0794" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0794</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cutting</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="B31F201/0797" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B31F2201/0797</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Perforating</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></classification-item></class-scheme>