Asymmetric AC cleaner for improved toner charge distribution...

Details Asymmetric AC cleaner for improved toner charge distribution... Asymmetric AC cleaner for improved toner charge distribution...

2006-11-08

2008-09-02

Chen, Sophia S (Department: 2852)

Electrophotography

Cleaning of imaging surface

Fibrous brush

C399S044000, C399S071000, C399S349000

Reexamination Certificate

active

07421240

ABSTRACT:
This is a cleaning system useful in an electrophotographic marking system which takes up a small space in space important marking apparatus. It involves applying an asymmetric AC wave-form to a cleaning brush. Wrong sign or unwanted toner will be attracted to this cleaner brush and removed from the system.

REFERENCES:
patent: 5655204 (1997-08-01), Siegel
patent: 5937228 (1999-08-01), Shoji et al.
patent: 6269236 (2001-07-01), Mori et al.
patent: 7257362 (2007-08-01), Facci et al.
patent: 2005/0111893 (2005-05-01), McStravick et al.
patent: 2006/0291885 (2006-12-01), Radulski et al.
patent: 2007/0172274 (2007-07-01), Lundy et al.
patent: 57-060363 (1982-04-01), None

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