Method and apparatus for fastening sheets of paper together...

Details Method and apparatus for fastening sheets of paper together... Method and apparatus for fastening sheets of paper together...

B - Operations, Transporting

27

F

B27F 7/17 (2006.01) B41F 13/62 (2006.01) B42B 4/02 (2006.01) B65H 45/16 (2006.01)

Patent

CA 2071753

16 ABSTRACT In an apparatus for fastening together with the aid of staples a sheet signature comprising a plurality of sheets of papers laid one upon the other, a stitching unit (15, 16) is adapted for carrying staple blanks (54) and for movement relative a die (20, 21, 22) to urge said staple blanks through the sheet signature (12) such as to form a stitch fastening. Said die is arranged on the edge of a reciprocating folding knife (2), this edge facing towards the sheet signature, said knife coac- ting with a gap (27) or the like into which the knife urges the sheet signature for folding and simultaneous stitching. With an apparatus in accordance with the invention there is achieved that stitching, particularly of quarter folded pro- ducts, can take place in-line in the same operation as fol- ding, which enables building the apparatus into the printing press. The invention also relates to a method of using staples to fasten together the papers in a sheet signature.

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