发明名称 IMAGE FORMING APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of highly precisely detecting defective separation of a recording medium from a rotating body such as an intermediate transfer body, and reducing the trouble caused by the progress of a separation failure condition as much as possible. <P>SOLUTION: A reflection type optical sensor 26 is arranged in a non-contact state with an intermediate transfer body 7, on the downstream side of a secondary transfer part in the advancing direction of the intermediate transfer body 7. Then, the reflection type optical sensor 26 is set so that its optical axis BO has an angle &theta; with respect to the normal direction V of the surface of the intermediate transfer body 7. <P>COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2006308769(A) 申请公布日期 2006.11.09
申请号 JP20050129759 申请日期 2005.04.27
申请人 RICOH CO LTD 发明人 HORIKAWA SEISHI
分类号 G03G15/16;G03G21/00 主分类号 G03G15/16
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