发明名称 IMAGE FORMING APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of restraining the occurrence of an abnormal image caused by a specified pattern even in the case of using small-diameter or spherical toner. <P>SOLUTION: The image forming apparatus is provided with an image carrier 1, image forming means 2, 3 and 4 for forming an image on the image carrier, a transfer means 6 for transferring the image formed on the image carrier to transfer material transported along the surface of the image carrier, and pattern forming means 2, 3 and 4 for forming a specified pattern on the image carrier by using developer for forming the image. The pattern is formed at a part in which the transfer material does not interfere on the surface of the image carrier. <P>COPYRIGHT: (C)2004,JPO
申请公布号 JP2004117430(A) 申请公布日期 2004.04.15
申请号 JP20020276586 申请日期 2002.09.24
申请人 RICOH CO LTD 发明人 MATSUMOTO KENTARO
分类号 G03G9/08;G03G9/087;G03G15/00;G03G15/16 主分类号 G03G9/08
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