Patents Examined by David M. Grey
  • Patent number: 8948670
    Abstract: A fixing apparatus of the present invention includes a fixing rotation member, a rotation drive portion that rotates the fixing rotation member, a cleaning web sheet that cleans a circumferential surface of the fixing rotation member, a cleaning web sheet roller that takes up or feeds out the cleaning web sheet, a swing cam rotationally driven by the rotation drive portion, a rotation transmission portion that transmits a rotation drive force to the cleaning web sheet roller, a one way clutch provided on an input shaft of the rotation transmission portion, and a swing lever connected to the one way clutch and biased so as to be brought into slide contact with the swing cam.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: February 3, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hirokazu Nakamura, Masatsugu Ohishi, Noriko Inoue, Masaki Amemiya, Masaya Asakawa, Takashi Yamanaka