发明授权
US5357325A Image forming apparatus having transfer member rotating faster than image bearing member 失效
具有转印构件的图像形成装置比图像承载部件旋转得更快

  • 专利标题: Image forming apparatus having transfer member rotating faster than image bearing member
  • 专利标题(中): 具有转印构件的图像形成装置比图像承载部件旋转得更快
  • 申请号: US652222
    申请日: 1991-02-06
  • 公开(公告)号: US5357325A
    公开(公告)日: 1994-10-18
  • 发明人: Hideshi Kawaguchi
  • 申请人: Hideshi Kawaguchi
  • 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: JPX63-021633 19880130
  • 主分类号: G03G15/16
  • IPC分类号: G03G15/16 G03G15/00
Image forming apparatus having transfer member rotating faster than
image bearing member
摘要:
An image forming apparatus having an image bearing member for carrying an image, a transfer member for urging a recording sheet against the image bearing member and transferring an image onto the recording sheet, a driving means for rotationally driving the image bearing member, and a driving force transmission means for transmitting a driving force from the driving means to the transfer member through the image bearing member. The transfer member is then rotated so that the peripheral speed of a portion of the transfer member which urges the sheet against the image bearing member is higher than the peripheral speed of the image bearing member. The image forming apparatus satisfies the following inequality: R.sub.D W.sub.D
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