Cleaning device and image forming apparatus

Details Cleaning device and image forming apparatus Cleaning device and image forming apparatus

2007-10-22

2010-02-16

Chen, Sophia S (Department: 2852)

Electrophotography

Cleaning of imaging surface

Plural diverse

C399S351000

Reexamination Certificate

active

07664453

ABSTRACT:
A cleaning device includes: a housing; a cleaning roller provided in the housing and operable to come into contact with a photosensitive drum; a cleaning blade operable to come into contact with a surface of the photosensitive drum at a position lower than a nip position between the cleaning roller and the photosensitive drum; and a toner guide plate disposed below the cleaning roller. The toner guide plate includes: a blade proximity portion in proximity to the cleaning blade; and a toner guide portion extending along an outer surface of the cleaning roller, spaced away from the outer surface of the cleaning roller by a predetermined gap. In the cleaning device, the surface of the photosensitive drum can be polished as required.

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patent: 63-254483 (1988-10-01), None
patent: 2005-148609 (2005-06-01), None
patent: 2006-201333 (2006-08-01), None

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