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： US12556062申请日： 2009-09-09
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公开(公告)号： US08068757B2公开(公告)日： 2011-11-29
- 发明人: Shinji Hashiguchi
- 申请人： Shinji Hashiguchi
- 申请人地址： JP 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： JP Tokyo
- 代理机构： Fitzpatrick, Cella, Harper & Scinto
- 优先权： JP2008-244274 20080924; JP2009-182097 20090805
- 主分类号： G03G15/20
- IPC分类号： G03G15/20
摘要：
In an image forming apparatus including a fixing portion in which a fixing nip portion is defined between a heater and a pressure roller via an endless belt, a pressure setting portion, which sets a pressure to be exerted on the fixing nip portion, sets a first pressure during fixing, sets a second pressure lower than the first pressure when the apparatus is not used, and sets a third pressure lower than the first pressure and higher than the second pressure when a recording material is jammed.
公开/授权文献
- US20100074661A1 IMAGE FORMING APPARATUS 公开/授权日：2010-03-25
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