发明授权
- 专利标题: Image forming apparatus
- 专利标题(中): 图像形成装置
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申请号: US69384申请日: 1993-06-01
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公开(公告)号: US5659842A公开(公告)日: 1997-08-19
- 发明人: Takashi Hasegawa , Masahiro Inoue , Nobuhiko Takekoshi , Yoichi Kimura
- 申请人: Takashi Hasegawa , Masahiro Inoue , Nobuhiko Takekoshi , Yoichi Kimura
- 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: JPX4-161688 19920529; JPX4-161689 19920529
- 主分类号: G03G15/01
- IPC分类号: G03G15/01 ; G03G15/16 ; G03G15/14
摘要:
An image forming apparatus includes an image bearing member; recording material carrying member for carrying a recording material; a transfer charging member for transferring a toner image formed on the image bearing member onto the recording material carried on the recording material carrying member; a controller for controlling an electric current supplied from the transfer charger to the recording material carrying member to be a predetermined level; and potential applying device for applying a potential of the same polarity as that of the toner image to a backside of the recording material carrying member prior to transfer operation of the transfer charger.
公开/授权文献
- USD403261S Scale 公开/授权日:1998-12-29