发明授权
US08364066B2 Image forming apparatus including a fixing apparatus with regulation member
有权
图像形成装置包括具有调节构件的定影装置
- 专利标题： Image forming apparatus including a fixing apparatus with regulation member
- 专利标题（中）： 图像形成装置包括具有调节构件的定影装置
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申请号： US12540499申请日： 2009-08-13
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公开(公告)号： US08364066B2公开(公告)日： 2013-01-29
- 发明人: Hirokazu Nakamura , Kousuke Namisaki , Takashi Yamanaka , Kimihide Tsukamoto
- 申请人： Hirokazu Nakamura , Kousuke Namisaki , Takashi Yamanaka , Kimihide Tsukamoto
- 申请人地址： JP Osaka
- 专利权人： Sharp Kabushiki Kaisha
- 当前专利权人： Sharp Kabushiki Kaisha
- 当前专利权人地址： JP Osaka
- 代理机构： Renner, Otto, Boisselle & Sklar, LLP
- 优先权： JP2008-212031 20080820
- 主分类号： G03G15/20
- IPC分类号： G03G15/20
摘要：
A fixing apparatus 12 in one embodiment of the present invention includes a fixing roller 31, a pressure roller 32, a pressing apparatus 100 for pressing the pressure roller 32 toward the fixing roller 31, a pressure cancellation apparatus 200 that cancels pressure applied by the pressing apparatus 100 to the pressure roller 32 against the fixing roller 31, an external heating apparatus 300 that presses the fixing roller 31 from the outside on an opposite side to the pressure roller 32, and a regulation member 400 that regulates the amount of pressure the external heating apparatus 300 applies to the fixing roller 31.