Patent ID: 8550458
Filing Date: 2013-10-08
Classification: B65H

Abstract:
1. A paper feeder comprising: a flapper for loading sheets of paper thereon, a paper feed roller arranged to feed the sheets of paper loaded on the flapper to a downstream side in a paper feeding direction, and a paper entrance block formed above the flapper on an upstream side of the paper feed roller in the paper feeding direction; wherein the flapper is configured to be capable of swinging in a vertical direction to alter a position thereof between a first position in which part of a top face thereof on the downstream side in the paper feeding direction is located at a height position where the part of the top face thereof comes into contact with the paper feed roller and a second position in which the part of the top face thereof is located lower than the first position; and wherein the paper entrance block is configured such that when the flapper is in the first position, a lower end of the paper entrance block comes into contact with the top face of the flapper, and when the flapper is in the second position, a clearance is formed in the vertical direction between the lower end of the paper entrance block and the top face of the flapper.