Cleaning and spots blade lubricating method and apparatus

Details Cleaning and spots blade lubricating method and apparatus Cleaning and spots blade lubricating method and apparatus

2008-04-22

2008-04-22

Tran, Hoan (Department: 2852)

Electrophotography

Cleaning of imaging surface

Including lubricant

C399S350000

Reexamination Certificate

active

07362996

ABSTRACT:
A cleaning and spots blade lubricating apparatus and method, the apparatus for the method includes (a) a pre-clean charging device including a first bias having a first polarity; (b) a cleaning device having (1) a cleaning mode including a second bias having a second polarity opposite the first polarity, and (ii) a non cleaning mode including a third bias having a third polarity; (c) a spots blade for removing random spots from a moving photoreceptor surface being cleaned; and (d) a programmable controller connected to the pre-clean charging device and to the cleaning device for forming a lubricating residual toner stripe on a portion of the moving photoreceptor surface, the programmable controller intermittently and momentarily switching the cleaning device from the cleaning mode to the non-cleaning mode for forming the lubricating residual toner stripe.

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