Cleaning patch for an image forming apparatus

Details Cleaning patch for an image forming apparatus Cleaning patch for an image forming apparatus

2007-08-21

2007-08-21

Gray, David M. (Department: 2852)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S149000, C399S222000, C399S249000, C399S273000, C399S283000

Reexamination Certificate

active

11337621

ABSTRACT:
The present invention discloses a cleaning patch and method thereof for cleaning a residual toner in a developing unit. The cleaning patch is composed of a plurality of cleaning regions. Each cleaning region includes a plurality of cleaning toner point alternately arranged in a row, which may reduce the absorbed toner in each cleaning region to improve the image quality.

REFERENCES:
patent: 6687473 (2004-02-01), Wang et al.
patent: 63303384 (1988-12-01), None

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