Reusable developer cartridge and image forming apparatus for...

Details Reusable developer cartridge and image forming apparatus for... Reusable developer cartridge and image forming apparatus for...

2007-06-26

2007-06-26

Gray, David M. (Department: 2852)

Electrophotography

Image formation

Development

C399S258000, C399S260000, C399S262000, C399S263000

Reexamination Certificate

active

11338721

ABSTRACT:
A developer cartridge includes a casing, an agitator, and a developing roller. The casing has a first inner space serving as a developer accommodating chamber that accommodates developer and a second inner space serving as a developing chamber in communication with the developer accommodating chamber. The agitator is disposed in the developer accommodating chamber and has a shaft portion that is rotatably supported in the casing. The agitator is rotatable about the shaft portion. The developing roller is disposed in the developing chamber and is rotatably supported in the casing. The casing is formed with a developer opening located at a position closer to the developing chamber than the shaft portion is.

REFERENCES:
patent: 7163032 (2007-01-01), Itabashi
patent: 2001/0043826 (2001-11-01), Mizoguchi et al.
patent: 2004/0134560 (2004-07-01), Sato et al.
patent: 2006/0093399 (2006-05-01), Okabe et al.
patent: A 2000-47466 (2000-02-01), None
patent: A 2004-37779 (2004-02-01), None

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