Patent ID: 7095978
Filing Date: 2006-08-22
Classification: B65H

Abstract:
1. A sheet processing apparatus, comprising: a sheet tray on which a sheet bundle is discharged; a sensor for detecting the presence or absence of a sheet bundle on said sheet tray; and an offset discharging device for shifting a plurality of sheet bundles in a sheet bundle takeout direction and in a direction opposite thereto, and discharging the shifted sheet bundle onto said sheet tray; wherein when the absence of a sheet bundle in said sheet tray is detected by said sensor, said offset discharging device shifts a sheet bundle in the sheet bundle takeout direction and discharges the shifted sheet bundle, and wherein when the presence of a sheet bundle on said sheet tray is detected by said sensor, said offset discharging device shifts a sheet bundle on the side different from the side for a sheet immediately preceedingly discharged, and discharges the sheet bundle onto the sheet tray.