发明名称 Image forming apparatus
摘要 An image forming apparatus is provided with sensors for detecting existence of sheets of paper at a plurality of positions in transport paths within the image forming apparatus. A circuit part counts a number of sheets of paper remaining within the image forming apparatus when a transport abnormality occurs based on outputs of the sensors. This number of sheets of paper remaining within the image forming apparatus when the transport abnormality occurs is displayed on a display.
申请公布号 US5034780(A) 申请公布日期 1991.07.23
申请号 US19890412286 申请日期 1989.09.25
申请人 RICOH COMPANY, LTD. 发明人 KOTABE, HIROAKI;NAKAZATO, YASUSHI
分类号 G03G21/00;B41J11/00;B41J11/42;B65H7/06;G03G15/00 主分类号 G03G21/00
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