发明授权
- 专利标题: Fixing device and fixing heater for use in the same
- 专利标题(中): 固定装置和定影加热器用于其中
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申请号: US430437申请日: 1989-11-02
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公开(公告)号: US5083168A公开(公告)日: 1992-01-21
- 发明人: Kensaku Kusaka , Yoshihiko Suzuki , Shigeo Kimura , Atsushi Hosoi , Hiroyuki Adachi , Masahide Kinoshita
- 申请人: Kensaku Kusaka , Yoshihiko Suzuki , Shigeo Kimura , Atsushi Hosoi , Hiroyuki Adachi , Masahide Kinoshita
- 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: JPX63-287940 19881115; JPX63-297369 19881125
- 主分类号: G03G15/20
- IPC分类号: G03G15/20
摘要:
A fixing device includes a heating element fixedly supported during a fixing procedure, a film, apparatus enabling the film to slide against the heating element, and a pressurizing roller for pressing a recording material on which a toner image is supported against the film. The heating element has a substrate, a heat generating layer provided on the substrate, and a heat-melting portion provided on the substrate. The heat-melting portion melts at a temperature higher than the fixing temperature and lower than the withstanding temperature of the substrate and thereby disconnects the heat generating layer from its power source.
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