发明名称 Charging apparatus having auxiliary charger rubbing against image bearing member
摘要 A charging apparatus has a movable image bearing member, a first charging member for charging the image bearing member, and a second charging member provided upstream of the first charging member with respect to the direction of movement of the image bearing member, the second charging member having an elastic rotary member rubbing against the image bearing member.
申请公布号 US6847797(B2) 申请公布日期 2005.01.25
申请号 US20030617669 申请日期 2003.07.14
申请人 CANON KABUSHIKI KAISHA 发明人 NISHIHAMA TADAYOSHI;OGURA TOKIHIKO;HISAKUNI HISATAKA
分类号 G03G5/147;G03G15/02;G03G21/10;(IPC1-7):G03G15/02 主分类号 G03G5/147
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