Patents Represented by Attorney, Agent or Law Firm Fitpatrick, Cella, Harper, Scinto
  • Developing apparatus, magnetic seal mounting method and process cartridge
    Patent number: 6185393
    Abstract: A developing apparatus includes a developing roller; a magnetic seal provided at a longitudinal end of the developing roller; a positioning surface between a developing frame supporting the developing roller and a bottom end of the magnetic seal, the positioning surface being in contact with the developing frame and the magnetic seal; an end seal provided between the developing frame and the bottom end of the magnetic seal.
    Type: Grant
    Filed: November 9, 1998
    Date of Patent: February 6, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshiyuki Karakama, Atsushi Numagami