发明授权
US5272505A Charging device, process unit having same and image forming apparatus
using process unit
失效
充电装置，具有其的处理单元和使用处理单元的图像形成装置
- 专利标题： Charging device, process unit having same and image forming apparatus using process unit
- 专利标题（中）： 充电装置，具有其的处理单元和使用处理单元的图像形成装置
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申请号： US780474申请日： 1991-10-22
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公开(公告)号： US5272505A公开(公告)日： 1993-12-21
- 发明人: Kazuo Shishido , Yasushi Sato , Shinichi Sasaki , Hiroaki Miyake , Yoshiya Nomura
- 申请人： Kazuo Shishido , Yasushi Sato , Shinichi Sasaki , Hiroaki Miyake , Yoshiya Nomura
- 申请人地址： JPX Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX2-287558 19901024
- 主分类号： G03G15/02
- IPC分类号： G03G15/02
摘要：
A charging apparatus includes a charging member contactable to a member to be charged to charge the member to be charged; a power source for supplying a voltage between the charging member and the member to be charged; and a conductive member for covering a contact portion between the charging member and the member to be charged, the conductive member being electrically grounded.
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