Electrophotography – Control of electrophotography process – Control of developing
Reexamination Certificate
2007-05-29
2007-05-29
Tran, Hoan (Department: 2852)
Electrophotography
Control of electrophotography process
Control of developing
C399S291000
Reexamination Certificate
active
11090727
ABSTRACT:
An improved development system for an electrophotographic system includes a reload defect detector for generating a signal corresponding to a potential for reload defect detected in an image to be developed by an electrophotographic system; and a magnetic roll speed selector for selecting a rotational speed for a magnetic roll in a development system of the electrophotographic system, the selected rotational speed corresponding to the generated reload defect potential signal. The speed of the magnetic roll is selected to be a lower speed in response to the potential for reload defect being relatively low. The slower rotation of the magnetic roll prolongs the life of the developer and extends the operational life of the development system before corrective action is needed.
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Bray Daniel M.
Burry Aaron M.
Julien Paul C.
Maginot Moore & Beck
Tran Hoan
Xerox Corporation
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