发明名称 Image forming apparatus
摘要 An image forming apparatus including a cleaning device for removing toner, paper dust and other impurities left on an image carrier after image transfer with a cleaning member is disclosed. The cleaning member contacts the surface of the image carrier with variable pressure and remains, about the time when the image carrier stops moving after image formation, in contact with the surface with pressure lower than pressure capable of scrapping off the impurities. Before movement for image formation, the image carrier is driven in a reverse direction opposite to a forward direction assigned to image formation, stopped, and again moved in the forward direction and then in the reverse direction at least one time.
申请公布号 US6813467(B2) 申请公布日期 2004.11.02
申请号 US20030452295 申请日期 2003.06.03
申请人 RICOH COMPANY, LTD. 发明人 KAWAHARA SHINICHI;TAKANO SATOSHI;SUGIYAMA TOSHIHIRO;SAITOH HIROSHI;ISHII HIROKAZU;ARAI YUJI;YOSHIKI SHIGERU
分类号 G03G21/00;(IPC1-7):G03G21/00 主分类号 G03G21/00
代理机构 代理人
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