Patent ID: 8425389
Filing Date: 2013-04-23
Classification: B31F,B41G,B42C

Abstract:
1. A method of manufacturing printed products, such as books having different sizes wherein each book comprises a plurality of text pages constituting a book block, the method comprising: sequentially printing a web of material having a given width and having a longitudinal direction in a digital printing station; selecting to process the web of material with either with one weakening line extending parallel to a longitudinal direction of the web of material or with two weakening lines arranged spaced apart and extending parallel to the longitudinal direction of the web of material, wherein the selecting is based on a size of a printed product currently being printed; transversely cutting the printed web of material to produce individual text sheets being provided with the either one weakening line or the two weakening lines; longitudinally folding the text sheets along the either one weakening line or in sequence along each of the two weakening lines; and collecting the folded text sheets belonging to a particular book block to a stack.