Patent ID: 8231123
Filing Date: 2012-07-31
Classification: B65H

Abstract:
1. An automatic paper feeder supplying paper to an apparatus, comprising: a separation pad, pressing the paper against a pick roller so as to feed the paper one by one; and pad pressing means, applying pressure to the separation pad so as to press the separation pad against a surface of the pick roller, the pad pressing means having a reverse U-shape to press the separation pad against the surface of the pick roller at two portions, a front portion and a rear portion, along a rotating direction of the pick roller thereof, and the pad pressing means being configured to be rotatable back and forth with respect to the rotating direction of the pick roller about a fulcrum where pressure is applied to the pad pressing means, wherein the fulcrum where the pressure is applied to the pad pressing means is arranged such as to be movable back and forth depending on a type of the paper which is fed between the separation pad and the pick roller.