| B | SK | PERFORMING OPERATIONS; TRANSPORTING |
| B42 | KL | BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER |
| B42B | UKL | PERMANENTLY ATTACHING TOGETHER SHEETS, QUIRES, OR SIGNATURES, OR PERMANENTLY ATTACHING OBJECTS THERETO (nailing or stapling in general B25C, B27F; machines for both collating or gathering and permanently attaching together sheets or signatures B42C 1/12; temporarily attaching sheets together B42F) |
| B42B 2/00 | HGR | Permanently attaching together sheets, quires, or signatures by stitching with filamentary material, e.g. textile threads (discontinuously B42B 4/00) [2, 2006.01] |
| B42B 2/02 | UGR1 | | . | Machines for stitching with thread [2, 2006.01] |
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| B42B 2/04 | UGR2 | | . . | with straight needles [2, 2006.01] |
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| B42B 2/06 | UGR2 | | . . | with curved needles [2, 2006.01] |
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| B42B 2/08 | UGR2 | | . . | with devices for forming safety knots or with tying mechanisms [2, 2006.01] |
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| B42B 2/10 | UGR1 | | . | Hand-stitching tools [2, 2006.01] |
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| B42B 4/00 | HGR | Permanently attaching together sheets, quires or signatures by discontinuous stitching with filamentary material, e.g. wire [2, 2006.01] |
| B42B 4/02 | UGR1 | | . | Rotary-type stitching machines [2, 2006.01] |
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| B42B 5/00 | HGR | Permanently attaching together sheets, quires, or signatures otherwise than by stitching (by deformation thereof B31F; by adhesive peculiar to bookbinding B42C 9/00) [1, 2006.01] |
| B42B 5/02 | UGR1 | |
| B42B 5/04 | UGR1 | | . | by laces or ribbons [1, 2006.01] |
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| B42B 5/06 | UGR1 | |
| B42B 5/08 | UGR1 | | . | by finger, claw, or ring-like elements passing through the sheets, quires, or signatures [1, 2006.01] |
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| B42B 5/10 | UGR2 | | . . | the elements being of castellated or comb-like form [1, 2006.01] |
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| B42B 5/12 | UGR2 | | . . | the elements being coils [1, 2006.01] |
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| B42B 7/00 | HGR | Permanently attaching objects, e.g. map sections, to sheets [1, 2006.01] |
| B42B 9/00 | HGR | Devices common to machines for carrying out the processes according to more than one of main groups B42B 2/00-B42B 7/00 (auxiliary equipment in making paper articles B31F; auxiliary equipment in printing machines B41; conveyors in general B65G) [1, 2006.01] |
| B42B 9/02 | UGR1 | | . | for opening quires or signatures [1, 2006.01] |
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| B42B 9/04 | UGR1 | | . | for conveying downwardly-open signatures [1, 2006.01] |
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| B42B 9/06 | UGR1 | | . | for pasting (applying glue or adhesive peculiar to bookbinding B42C 9/00) [1, 2, 2006.01] |
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