Electrophotography – Control of electrophotography process – Control of cleaning
Reexamination Certificate
2008-04-24
2011-10-11
Gray, David (Department: 2852)
Electrophotography
Control of electrophotography process
Control of cleaning
C399S343000, C399S353000
Reexamination Certificate
active
08036561
ABSTRACT:
Aspects of the disclosure provided a method to improve performance of a cleaning device to extend a usage life of the cleaning device. The method can include obtaining a performance characteristic of an electrostatic brush that degrades operations of the electrostatic brush, determining at least one parameter that compensates for the degradation, and controlling the electrostatic brush by the at least one parameter to maintain the electrostatic brush operating within a failure boundary.
REFERENCES:
patent: 5175584 (1992-12-01), Usui
patent: 5546177 (1996-08-01), Thayer
patent: 5740495 (1998-04-01), Maher et al.
patent: 2007/0147878 (2007-06-01), Mori
patent: 55163565 (1980-12-01), None
Gross Robert A.
Pozniakas Robert S.
Soures Michael N.
Gray David
Oliff & Berridg,e PLC
Xerox Corporation
Yi Roy Y
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