Patent ID: 7543806
Filing Date: 2009-06-09
Classification: B42C,B65H,G03G

Abstract:
1. A sheet processing apparatus comprising: a processing tray which stacks sheets to process the sheets; a storing unit provided above said processing tray, in which a sheet supplied while the sheets are processed on said processing tray is stored; a sheet stacker which stacks a sheet bundle after the sheets are processed; and a sheet conveying rotary member which conveys the sheet bundle stacked on said processing tray to said sheet stacker, wherein said sheet conveying rotary member conveys the sheet bundle stacked on said processing tray and the sheet stored in the storing unit together in a state where an upstream edge in a conveying direction of the sheet bundle stacked on said processing tray precedes an upstream edge of the sheet stored in the storing unit, wherein after the upstream edge of the sheet bundle passes through said sheet conveying rotary member and the sheet bundle is stacked on the sheet stacker, said sheet conveying rotary member conveys the sheet stored in the storing unit to said processing tray.