Developing apparatus of image forming apparatus and...

Details Developing apparatus of image forming apparatus and... Developing apparatus of image forming apparatus and...

2011-08-09

2011-08-09

Chen, Sophia S (Department: 2852)

Electrophotography

Control of electrophotography process

Control of developing

C399S027000, C399S045000, C399S082000, C399S258000

Reexamination Certificate

active

07995942

ABSTRACT:
A developing unit that includes a stirring roller stirring a developer and a developing roller and develops an electrostatic latent image formed on an image carrier to form a toner image; a drive source that rotationally drives the developing roller and the stirring roller; and a control unit that switches a rotational speed of the developing roller in modes of an image formation mode and an adjustment mode, and rotationally controls the stirring roller at a first speed in the modes are provided.

REFERENCES:
patent: 7630656 (2009-12-01), Endou et al.
patent: 2001/0050706 (2001-12-01), Ishii
patent: 2002/0076226 (2002-06-01), Ishimizu et al.
patent: 2007/0177906 (2007-08-01), Yamanaka et al.
patent: 02-181772 (1990-07-01), None
patent: 03-155577 (1991-07-01), None
patent: 2002-296905 (2002-10-01), None
patent: 2005-024822 (2005-01-01), None
patent: 2006-154193 (2006-06-01), None
Machine translation of JP 2002-296905 A dated Aug. 6, 2010.

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