Patent ID: 7217232
Filing Date: 2007-05-15
Classification: B31F

Abstract:
1. An automatic paper folder is claimed comprising: a paper feed assembly, a first fold table assembly, a second fold table assembly, a exit conveyor table assembly, and a roller drive assembly, a feed wheel, the feed wheel pivotably disposed on said paper feed table assembly, a back housing, and a lever, the lever pivotably disposed on said back housing, said lever having a slot-shaped opening, a front housing, a pressure bar, the pressure bar slidably disposed on the inside of said front housing, a pressure bar spring, the pressure bar spring disposed directly above said pressure bar and urging said pressure bar downward, a leaf spring, the leaf spring affixed the bottom portion of said pressure bar above, and contiguously to, said feed wheel, a base, the base disposed on said back housing, an adjustment screw, the adjustment screw helically disposed on said base, a carrier spring, the carrier spring disposed on said base, a carrier, the carrier disposed on said base, urged downward by said carrier spring, and vertically adjustable with said adjustment screw, a retarder, the retarder adjustably disposed on the base at a predetermined distance to said feed wheel, and a spacer, the spacer sandwiched between said pressure bar and said front housing on one side, and said retarder and said base on another side.