发明名称 CLEANING DEVICE AND IMAGE FORMING APPARATUS
摘要 PROBLEM TO BE SOLVED: To provide a cleaning device capable of satisfactorily cleaning a transfer belt while preventing a filming phenomenon, and to provide an image forming apparatus.SOLUTION: The cleaning device includes: a foam roller 200 which removes toner 230; a cleaning counter roller 222 abutting on the foam roller 200; a hard roller 202 which is disposed on an upstream side of the foam roller 200 and removes the toner 230; a cleaning counter roller 224 abutting on the hard roller 202; a hard roller 204 which is disposed on an upstream side of the hard roller 202 and removes the toner 230; and a cleaning counter roller 226 abutting on the hard roller 204. A bias voltage to remove the toner 230 is applied to the foam roller 200. A positive bias voltage is applied to the hard roller 202 and a negative bias voltage is applied to the hard roller 204 to remove the toner 230.
申请公布号 JP2014134666(A) 申请公布日期 2014.07.24
申请号 JP20130002566 申请日期 2013.01.10
申请人 KONICA MINOLTA INC 发明人 OSAWA SATORU
分类号 G03G21/10 主分类号 G03G21/10
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