Developing unit and image forming apparatus

Details Developing unit and image forming apparatus Developing unit and image forming apparatus

2008-04-22

2008-04-22

Chen, Sophia S. (Department: 2852)

Electrophotography

Image formation

Development

Reexamination Certificate

active

07362992

ABSTRACT:
A developing unit is provided, which includes a developer accommodating section to accommodate developer; a developing member to provide the developer accommodated in the developer accommodating section to an image carrying body by rotating; a developer layer forming member to forming a developer layer by shaving the developer on surface of the developing member; and a restricting member to restrict fluidity of the developer at a upstream side in a rotating direction of the developing member in front of a contact part of the developer layer forming member and the developing member.

REFERENCES:
patent: 5649197 (1997-07-01), Fujita
patent: 5805966 (1998-09-01), Yamada
patent: 6137980 (2000-10-01), Lee
patent: 6259878 (2001-07-01), Sato et al.
patent: 2001/0009618 (2001-07-01), Ohgoshi et al.
patent: 62-017774 (1987-01-01), None
patent: 07-084452 (1995-03-01), None
patent: 2006-003595 (2006-01-01), None

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