Patent ID: 8641043
Filing Date: 2014-02-04
Classification: B65H

Abstract:
1. A paper feed unit for a printer to form an image on a print paper by an image former, the paper feed unit comprising: a paper feed tray that stacks print papers to be fed; a paper transfer route that transfers print papers; a register roller that is provided upstream of the image former in a paper transfer direction in the paper transfer route and holds a fed print paper to adjust a timing to transfer the fed print paper to the image former; a pick-up roller that transmits a print paper stacked in the paper feed tray directly to the register roller without intervening rollers, the pick-up roller being smaller in width than a width of a print paper transmittable in the paper feed unit; and a regulator having a front edge configured to come into contact with a loose portion of a print paper loosened in a paper feed route in between the pick-up roller and the register roller, wherein the regulator includes a surface that is extended circumferentially along a rolling surface of the pick-up roller, and wherein the front edge bends towards the rolling surface of the pick-up roller.