Color image forming apparatus and method for stabilizing...

Electrophotography – Control of electrophotography process – Control of developing

Reexamination Certificate

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C399S237000

Reexamination Certificate

active

07809295

ABSTRACT:
A color image forming apparatus includes, for each of liquid developers of plural colors, a photosensitive member, a developing roller, an agitating device that agitates a liquid developer having a viscosity characteristic dependent on a shearing force, and a developer supplying unit that supplies the liquid developer to the developing roller. In development, agitation start timing is varied depending on the color of the liquid developer.

REFERENCES:
patent: 5821041 (1998-10-01), Okutsu et al.
patent: 2004/0105702 (2004-06-01), Kurotori et al.
patent: 09-026704 (1997-01-01), None
patent: 2001-075365 (2001-03-01), None
patent: 2001075365 (2001-03-01), None
Machine English Translation of JP2001075365.

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