Developing unit and electrophotographic image forming...

Electrophotography – Image formation – Development

Reexamination Certificate

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Details

C399S120000, C399S106000

Reexamination Certificate

active

07319837

ABSTRACT:
A developing unit to develop an image by supplying a developer to a photosensitive medium on which an electrostatic latent image is formed, the developing unit includes a container containing a developer and barriers to partition a portion from other portions of an inside of the container, and a space defined by the barrier is not filled with the developer. Also, an electrophotographic image forming apparatus equipped with a photosensitive medium, on which an electrostatic latent image is formed on an outer surface of the photosensitive medium by light scanning, and a developing unit to develop an image by supplying a developer to the photosensitive medium, the apparatus includes the developing unit as described above.

REFERENCES:
patent: 5960238 (1999-09-01), Ohgami
patent: 6272298 (2001-08-01), Yamaguchi et al.
patent: 6330411 (2001-12-01), Suzuki
patent: 6463243 (2002-10-01), Boogert et al.
patent: 03-69974 (1991-03-01), None
patent: 03-87776 (1991-04-01), None
patent: 09-230684 (1997-09-01), None
patent: 11-174816 (1999-07-01), None
patent: 2002-49291 (2002-02-01), None
patent: 2002-108079 (2002-04-01), None
patent: 2002-108084 (2002-04-01), None

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