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
  • 申请号: US10268603
    申请日: 2002-10-10
  • 公开(公告)号: US06687482B2
    公开(公告)日: 2004-02-03
  • 发明人: Tomohiro MaedaToshiaki Kagawa
  • 申请人: Tomohiro MaedaToshiaki Kagawa
  • 优先权: JPP2001-313082 20011010
  • 主分类号: G03G1520
  • IPC分类号: G03G1520
Heating apparatus and image forming apparatus incorporating the same
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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