Cleaning apparatus

Details Cleaning apparatus Cleaning apparatus

2011-07-19

2011-07-19

Porta, David P (Department: 2884)

Electrophotography

Cleaning of imaging surface

Blade

C399S110000, C399S123000, C399S343000, C399S350000

Reexamination Certificate

active

07983608

ABSTRACT:
A cleaning apparatus for cleaning toner on an image bearing member includes a cleaning blade for collecting the toner by contacting an edge portion thereof with the image bearing member, a container for storing the toner, a first rotation axis for rotatably supporting the cleaning blade, an urging member for urging the cleaning blade, a positioning portion for positioning the cleaning blade so that the cleaning blade urged by the urging member stands by at a predetermined position when the cleaning blade is not in contact with the image bearing member, and a second rotation axis for rotatably supporting the cleaning apparatus while contacting a part of a main body when the cleaning apparatus is mounted on the main body, wherein the edge portion is positioned on a straight line or away from the image bearing member with respect to the straight line connecting rotation centers of the first rotation axis and of the second rotation axis when the cleaning blade is located at the predetermined position.

REFERENCES:
patent: 6137973 (2000-10-01), Nishiuwatoko et al.
patent: 2005/0196205 (2005-09-01), Osawa
patent: 2007/0230990 (2007-10-01), Ogasawara et al.
patent: 2007/0286653 (2007-12-01), Watanabe et al.
patent: 09-152823 (1997-06-01), None
patent: 2003-122228 (2003-04-01), None
patent: 2004-109799 (2004-04-01), None

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