发明公开
EP0945768A3 Image forming apparatus and cartridge detachable to same
有权
Bilderzeugungsgerätund davon abnehmbarer Arbeitseinheit
- 专利标题： Image forming apparatus and cartridge detachable to same
- 专利标题（中）： Bilderzeugungsgerätund davon abnehmbarer Arbeitseinheit
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申请号： EP99106040.1申请日： 1999-03-25
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公开(公告)号： EP0945768A3公开(公告)日： 2001-02-14
- 发明人: Sasago, Yoshikazu
- 申请人： CANON KABUSHIKI KAISHA
- 申请人地址： 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- 专利权人： CANON KABUSHIKI KAISHA
- 当前专利权人： CANON KABUSHIKI KAISHA
- 当前专利权人地址： 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- 代理机构： Leson, Thomas Johannes Alois, Dipl.-Ing.
- 优先权： JP9859098 19980326
- 主分类号： G03G21/18
- IPC分类号： G03G21/18 ; G03G15/08
摘要：
The present invention provides a cartridge detachably attachable to a main body of an image forming apparatus which comprises a developing device, and the developing device includes a developer containing container, a developing container having a developer bearing member, a removable seal member for covering said opening portion, and a detecting portion for detecting an amount of the developer within the developing container, and the main body of the image forming apparatus detecting whether the seal member is removed or not by detecting the detecting portion by the main body of the image forming apparatus.
公开/授权文献
- EP0945768B1 Image forming apparatus and cartridge detachable to same 公开/授权日：2006-12-27
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