APPARATUS AND METHOD FOR CUTTING AND FOLDING PRINTED PRODUCTS

摘要

An apparatus for cutting and folding printed products is provided. The apparatus (20) includes a perforator (30, 31), a first cutting device (32, 33), creating first slits (142) in the web a second cutting device (34, 35) creating second slits (144) in the web longitudinally offset from the first slits (142) so as to form a signature with a staggered edge (234), and a folder (60) delta- folding the signature so that the staggered edge (234) engages slots (230) in the signature, the slots (230) created by the perforator (30, 31). A method of folding a printed product and a signature are also provided. Lead edges (123) can be more easily prevented from dislodging and dog-earing and skewing can be minimized.