发明名称 COLOR IMAGE FORMING APPARATUS
摘要 PROBLEM TO BE SOLVED: To minimize a transfer omission phenomenon in a primary transfer section. SOLUTION: The color image forming apparatus includes: image carriers for forming toner images according to image information and holding them thereon; an intermediate transfer body disposed in contact with the image carriers; and primary transfer means for transferring the toner images on the image carriers to the intermediate transfer body. The color image forming apparatus has a linear velocity difference between each image carrier and the intermediate transfer body. In the image forming apparatus, the linear velocity difference between the intermediate transfer body and the black image carrier and the linear velocity difference between the intermediate transfer body and the color image carrier located furthest upstream in the rotating direction of the intermediate transfer body are smaller than the linear velocity difference between the intermediate transfer body and each of the other color image carriers. COPYRIGHT: (C)2008,JPO&INPIT
申请公布号 JP2007304405(A) 申请公布日期 2007.11.22
申请号 JP20060133724 申请日期 2006.05.12
申请人 RICOH CO LTD 发明人 YOSHIDA KEN
分类号 G03G15/01;G03G15/16;G03G21/00 主分类号 G03G15/01
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