WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

B42B　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 Permanently attaching together sheets, quires or signatures by stitching with filamentary material, e.g. textile threads (discontinuously B42B 4/00)

B42B 2/02 ・Machines for stitching with thread

B42B 2/04 ・・with straight needles

B42B 2/06 ・・with curved needles

B42B 2/08 ・・with devices for forming safety knots or with tying mechanisms

B42B 2/10 ・Hand-stitching tools

B42B 4/00 Permanently attaching together sheets, quires or signatures by discontinuous stitching with filamentary material, e.g. wire {(by stapling B25C 5/00; staples F16B 15/00)}

B42B 4/02 ・Rotary type stitching machines

B42B 5/00 Permanently attaching together sheets, quires or signatures otherwise than by stitching (by deformation thereof B31F; by adhesive peculiar to bookbinding B42C 9/00)

B42B 5/02 ・by eyelets (for garments A41H 37/02; for shoes A43D 100/00)

B42B 5/04 ・by laces or ribbons

B42B 5/06 ・by clips

B42B 5/08 ・by finger, claw or ring-like elements passing through the sheets, quires or signatures

B42B 5/10 ・・the elements being of castellated or comb-like form

B42B 5/103 ・・・{Devices for assembling the elements with the stack of sheets}

B42B 5/106 ・・・・{combined with manufacturing of the elements (manufacturing from wire per se B21F 1/04, B21F 45/16)}

B42B 5/12 ・・the elements being coils

B42B 5/123 ・・・{Devices for assembling the elements with the stack of sheets}

B42B 5/126 ・・・・{combined with manufacturing of the elements (manufacturing from wire per se B21F 3/04, B21F 45/16)}

B42B 7/00 Permanently attaching objects, e.g. map sections, to sheets

B42B 9/00 Devices common to machines for carrying out the processes according to more than one of the preceding main groups (auxiliary equipment in making paper articles B31F; auxiliary equipment in printing machines B41; conveyers in general B65G; {handling sheets in general B65H})

B42B 9/02 ・for opening quires or signatures

B42B 9/04 ・for conveying downwardly-open signatures

B42B 9/06 ・for pasting (applying glue or adhesive peculiar to bookbinding B42C 9/00)