Patent ID: 7837186
Filing Date: 2010-11-23
Classification: B42B,B42C,B65H

Abstract:
1. A sheet finishing apparatus, comprising: an inlet roller to receive a sheet; a sheet introduction unit configured to align the sheet received by the inlet roller; a finishing unit configured to perform finishing on the sheet conveyed by the sheet introduction unit; a sheet ejection unit configured to guide the sheet performed to the finishing by the finishing unit to an ejection port and to eject the sheet from the ejection port; a storage tray that move up and down and receives the sheet ejected from the ejection port; a drive unit configured to drive respective devices existing between the inlet roller and the storage tray and including a plurality of motors having sound pressure levels not less than a previously set reference level; and a control unit configured to control the drive unit in a trial operation of the sheet finishing apparatus, and to alternatively drive the plurality of motors to prevent the plurality of motors from simultaneously operating.