Patent ID: 8226535
Filing Date: 2012-07-24
Classification: B65C,B65H,G09F,Y10S,Y10T

Abstract:
1. A web creasing station in a narrow web press comprising: a rotary die roll having a longitudinally extending projection; a rotary base roll having a plurality of longitudinally extending, circumferentially spaced projection-receiving recesses for receiving the projection of the die roll, each of said projection-receiving recesses cooperating with the projection of the die roll when the projection is received therein in order to form a transverse crease in one side of a web of material passing between the rolls, said base roll having a smaller circumference than the die roll, with one rotation of the die roll corresponding to more than one rotation of the base roll, said rolls being configured and dimensioned so that the projection is received in a first corresponding one of the recesses two or fewer times during the course of every two rotations of the die roll.