发明公开
EP0923004A3 Developer container seal, developer container, developing apparatus, process cartridge and image forming apparatus
有权
用于密封显影剂容器的显影剂容器，显影装置，工作单位和图像形成装置
- 专利标题： Developer container seal, developer container, developing apparatus, process cartridge and image forming apparatus
- 专利标题（中）： 用于密封显影剂容器的显影剂容器，显影装置，工作单位和图像形成装置
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申请号： EP98310048.8申请日： 1998-12-08
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公开(公告)号： EP0923004A3公开(公告)日： 2000-07-12
- 发明人: Nagashima, Toshiaki, c/o Canon Kabushiki Kaisha , Sasaki, Teruhiko, c/o Canon Kabushiki Kaisha , Chadani, Kazuo, c/o Canon Kabushiki Kaisha , Koizumi, Toru, c/o Canon Kabushiki Kaisha
- 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： Beresford, Keith Denis Lewis
- 优先权： JP35628697 19971209; JP33950598 19981130
- 主分类号： G03G15/08
- IPC分类号： G03G15/08
摘要：
A seal member for sealing an opening of a developer accommodating container for accommodating a developer, which developer accommodating container is detachably mountable to a main assembly of an image forming apparatus, includes a seal base for sealing the opening; a force receiving portion for receiving force for unsealing the seal base; an electroconductive portion capable of being disconnected by an unsealing operation of the seal base, the electroconductive portion including a contact portion electrically connectable with a contact portion of the main assembly of the image forming apparatus to permit the main assembly of the image forming apparatus to detect whether the electroconductive portion is disconnected or not.
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