Patent ID: 8437683
Filing Date: 2013-05-07
Classification: B65H,G03G

Abstract:
1. A sheet feeding device comprising: a sheet feeding tray on which a sheet bundle including a plurality of sheets is stacked; a sheet adsorption conveyance section which adsorbs by air suction and conveys sheets one by one from an uppermost sheet of the sheet bundle; wherein in cases where the sheet adsorption detecting section detects that the sheet is adsorbed by the sheet adsorption conveyance section, the control section controls the movement of the shielding state switching section such that in cases where a size of the sheet is less than a prescribed size, to make the partial shielding of the ventilating path for blowing a small amount of the air; and in cases where the size of the sheet is not less than the prescribed size, to make the overall shielding of the ventilating path for not blowing air.