发明名称 Charging device including charging roller and cleaning roller
摘要 A charging device, a process cartridge, and an image forming apparatus are provided. The charging device includes a charging roller configured to charge an image carrier and a cleaning roller configured to clean the charging roller while making contact with a surface of the charging roller. The charging device further includes a bearing member including a first portion configured to rotatably support a rotational shaft of the charging roller and a second portion configured to rotatably support a rotational shaft of the cleaning roller. The charging device also includes an elastic member provided outside of the second portion of the bearing member with respect to an axial direction of the rotational shaft of the cleaning roller such that the charging roller makes contact with the image carrier when the first portion of the bearing member is pressed by the elastic member.
申请公布号 US7680429(B2) 申请公布日期 2010.03.16
申请号 US20080273183 申请日期 2008.11.18
申请人 RICOH COMPANY, LTD. 发明人 TAKAYA MURAISHI;NINOMIYA HIROMICHI;SAMPE ATSUSHI;KIMURA YOSHIYUKI;NAGASHIMA HIROYUKI;HOSOKAWA HIROSHI;AMEMIYA KEN;KOIKE TOSHIO;OJIMI TOKUYA;TAWADA TAKAAKI;SHINTANI TAKESHI;ARAI YUJI;YONEDA TAKUJI;KAWASUMI MASANORI;TOMITA MASAMI
分类号 G03G15/02 主分类号 G03G15/02
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