发明授权
US06687482B2 Heating apparatus and image forming apparatus incorporating the same
有权
加热装置和包含该加热装置的图像形成装置
- 专利标题: Heating apparatus and image forming apparatus incorporating the same
- 专利标题(中): 加热装置和包含该加热装置的图像形成装置
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申请号: US10268603申请日: 2002-10-10
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公开(公告)号: US06687482B2公开(公告)日: 2004-02-03
- 发明人: Tomohiro Maeda , Toshiaki Kagawa
- 申请人: Tomohiro Maeda , Toshiaki Kagawa
- 优先权: JPP2001-313082 20011010
- 主分类号: G03G1520
- IPC分类号: G03G1520
摘要:
The fixing apparatus which acts as a heating apparatus, includes a heating roller; a pressure-applying roller, arranged face to face with the heating roller, for allowing a recording sheet to be conveyed by the heating and pressure-applying rollers as nipped therebetween; and a heating device for heating the heating roller. The heating roller has a first elastic layer made of an elastic material, a conductive layer disposed in the outer periphery of the first elastic layer, an elasticity-imparted second elastic layer disposed in the outer periphery of the conductive layer, and a peeling layer disposed in the outer periphery of the second elastic layer. The conductive layer of the heating roller is induction-heated by the heating device, thereby reducing the warm-up time. By providing the second elastic layer, adequate elasticity is imparted to the heating roller's surface. The toner image on the recording sheet excels in fixability and gloss property.
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