Image forming apparatus with surface potential adjustment...

Details Image forming apparatus with surface potential adjustment... Image forming apparatus with surface potential adjustment...

2007-02-27

2010-11-09

Porta, David P (Department: 2884)

Electrophotography

Control of electrophotography process

Control of charging

Reexamination Certificate

active

07831162

ABSTRACT:
The present invention is an image forming apparatus containing an image holding body, a developer holding body for holding developer that forms a developer image by being affixed to the electrostatic latent image formed on the image holding body, a transfer unit for transferring the developer image to a medium, a fusion apparatus for fusing the transferred developer image onto the medium, an idle time judgment process section for making a judgment as to whether an idle time, from when printing is completed to when printing is initiated, of the image forming apparatus is long, and a surface potential setting process section for changing and setting a surface potential of the image holding body to a reference value at which fogging is not generated in a case where the idle time is long.

REFERENCES:
patent: 4474455 (1984-10-01), Hirakura et al.
patent: 5708915 (1998-01-01), Noguchi et al.
patent: 5878298 (1999-03-01), Nakano
patent: 2000347531 (2000-12-01), None
patent: 2002-169343 (2002-06-01), None

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