发明名称 Image forming apparatus having charging rotatable member
摘要 An image forming apparatus includes a rotatable image bearing member; a charging rotatable member, contactable to the image bearing member at a contact position, for electrically charging the image bearing member, the charging rotatable member being rotatable for counterdirectional peripheral movement relative to rotation of the image bearing member at the contact position; developing means for developing an electrostatic image formed on the image bearing member with a developer, the developing means being capable of collecting a residual developer from the image bearing member; and wherein start of rotation of the charging rotatable member is simultaneous with or prior to start of rotation of the image bearing member.
申请公布号 US2002181970(A1) 申请公布日期 2002.12.05
申请号 US20020132373 申请日期 2002.04.26
申请人 CANON KABUSHIKI KAISHA 发明人 SHIMIZU YASUSHI;KATO JUNICHI;SATOH HIROSHI;YOSHIDA MASAHIRO;OBA HIROYUKI
分类号 G03G15/02;G03G15/08;(IPC1-7):G03G15/30 主分类号 G03G15/02
代理机构 代理人
主权项
地址