发明授权
- 专利标题： Image forming apparatus with a plurity of adjustable developing units
- 专利标题（中）： 具有可调整显影单元的成像装置
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申请号： US485476申请日： 1990-02-27
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公开(公告)号： US5294967A公开(公告)日： 1994-03-15
- 发明人: Atsushi Munakata , Masahiro Itoh , Akira Watanabe , Yuji Sakemi
- 申请人： Atsushi Munakata , Masahiro Itoh , Akira Watanabe , Yuji Sakemi
- 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： JPX1-047585 19890228; JPX1-138782 19890531
- 主分类号： G03G13/09
- IPC分类号： G03G13/09 ; G03G15/01
摘要：
A developing apparatus having a supporting frame for supporting plural developing units. The supporting frame is movable to present a selected one of the developing units to a development operating position. The supporting frame is provided with positioning members for positioning the developing units. The positioning members are fixed on the movable frame in the manner that the position of the positioning member is adjustable. Each of the developing units is faced to an image bearing member at the operating position without contact to the image bearing member.
公开/授权文献
- US5745055A Foot-operated multi-directional sensing device 公开/授权日：1998-04-28