发明名称 IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF
摘要 PROBLEM TO BE SOLVED: To reduce unnecessary initial cleaning. SOLUTION: An image forming apparatus includes, for example, a transfer body, a density sensor for detecting the density level of an image on the transfer body, and a density control means for controlling the density in accordance with the density level of a test image formed on the transfer member. The image forming apparatus includes a cleaning means for cleaning the transfer body, and the cleaning means is operated when the state of the transfer body is not suitable for forming the test image. The operation of the cleaning means is suppressed when the state of the transfer member is suitable for forming the test image. COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2007094091(A) 申请公布日期 2007.04.12
申请号 JP20050284410 申请日期 2005.09.29
申请人 CANON INC 发明人 KAIDA YOSHITERU
分类号 G03G15/16 主分类号 G03G15/16
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