Patent ID: 6113526
Filing Date: 2000-09-05
Classification: B65H

Abstract:
An apparatus for folding individual sheets of material received from an associated infeed, comprising:at least one carrier means along which each said individual sheet is carried as it is received from said associated indeed;at least one pair of nip rollers positioned in respective operative association with each of said carrier means;at least one pair of opposed, substantially flat belts respectively trained about said pair of nip rollers; andat least one directing means for directing an intermediate portion of each said sheet from a respective one of said carrier means between the respective pair of said nip rollers and said flat belts to effect folding of each said sheet therebetween,at least one of said flat belts including means for abating lamination-like adhesion of said sheet to said one flat belt, comprising a plurality of longitudinally extending grooves defined in a sheet-contacting surface thereof.