Patent ID: 8210519
Filing Date: 2012-07-03
Classification: B65H

Abstract:
1. A sheet feeding apparatus comprising: a tray that supports sheets and that can be lifted and lowered; an air blowing portion configured to blow air toward the upstream in a sheet feeding direction from a downstream end of the sheets supported on the tray in the sheet feeding direction to blow the sheets upward; an absorption conveyance portion configured to absorb and convey an uppermost sheet which is blown upward by the air blown by the air blowing portion; a trailing end restricting portion configured to restrict the position of trailing ends of the sheet in the sheet feeding direction; and an upper air blowing portion provided above the tray between the trailing end restricting portion and the absorption conveyance portion and configured to apply pressure downward on the top surface of the uppermost sheet of the sheets supported on the tray by blowing air to the top surface of the uppermost sheet from above to restrict the movement of the sheets supported on the tray in the direction reverse to the sheet feeding direction with the air blown by the air blowing portion; and a controlling portion configured to control the operation of the upper air blowing portion.