Patent ID: 6595511
Filing Date: 2003-07-22
Classification: B65H

Abstract:
A paper feeder comprising:a paper-stacking means on which the papers are to be stacked; a suction/feed means having a drive roller and a driven roller arranged above said paper-stacking means in parallel with each other and spaced out in a direction in which the paper is conveyed, a suction duct arranged between said drive roller and said driven roller and having suction ports in the bottom wall thereof, and conveyer belts arranged wrapped round said drive roller, said driven roller and said suction port in said suction duct and having plural holes; and an air-blowing means including an air duct with plural floatation nozzles for jetting the air against an upper portion at the front end of the papers stacked on said paper-stacking means and plural separation nozzles for jetting the air toward the lower surface of said suction/feed means, and a fan connected to an end of said air duct; wherein said suction duct has ribs formed on the lower surface of the bottom wall on the upstream sides of said suction ports in the direction in which the paper is conveyed to come into contact with the conveyer belts.