Electrophotography – Internal machine environment – Particle or contaminant control
Reexamination Certificate
2008-01-29
2008-01-29
Beatty, Robert (Department: 2852)
Electrophotography
Internal machine environment
Particle or contaminant control
Reexamination Certificate
active
07324775
ABSTRACT:
A developing device for developing a latent image borne on an image bearing body using a developer borne on a developer bearing roller, is provided with: a housing that is for containing the developer and that has an opening; the developer bearing roller that is for bearing the developer and that is provided facing the opening; a sealing member that abuts against the developer bearing roller to prevent the developer from spilling; a supporting member that is attached to the housing and that is for supporting the developer bearing roller and the sealing member; and an urging member that is for urging the sealing member toward the developer bearing roller and that is provided between the supporting member and a surface of the sealing member on an opposite side from an abutting surface of the sealing member with which the sealing member abuts against the developer bearing roller.
REFERENCES:
patent: 4616919 (1986-10-01), Adley et al.
patent: 5389732 (1995-02-01), Sekino
patent: 5585895 (1996-12-01), Yashiro et al.
patent: 5697021 (1997-12-01), Watanabe et al.
patent: 6049689 (2000-04-01), Ishii et al.
patent: 6125250 (2000-09-01), Kamio et al.
patent: 6356723 (2002-03-01), Sato et al.
patent: 6496669 (2002-12-01), Sato et al.
patent: 6574445 (2003-06-01), Higeta et al.
patent: 6606469 (2003-08-01), Kikuchi et al.
patent: 7076185 (2006-07-01), Okamoto
patent: 7155151 (2006-12-01), Okamoto
patent: 2002/0028086 (2002-03-01), Fumikazu er al.
patent: 07-253740 (1995-10-01), None
patent: 09-185250 (1997-07-01), None
patent: 11-143326 (1999-05-01), None
patent: 2000-267437 (2000-09-01), None
patent: 2001-100525 (2001-04-01), None
patent: 2002-014537 (2002-01-01), None
patent: 2002-214906 (2002-07-01), None
patent: 2002214906 (2002-07-01), None
patent: 2002-251068 (2002-09-01), None
patent: 2003-076144 (2003-03-01), None
patent: 2003-280371 (2003-10-01), None
patent: 2003-295609 (2003-10-01), None
Beatty Robert
Hogan & Hartson LLP
Seiko Epson Corporation
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