Image forming apparatus with cleaning device that does not...

Details Image forming apparatus with cleaning device that does not... Image forming apparatus with cleaning device that does not...

2011-07-19

2011-07-19

Royer, William J (Department: 2852)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S297000

Reexamination Certificate

active

07983588

ABSTRACT:
In an image forming apparatus including a cleaning device having a cleaning blade arranged so as to make contact with and separate from a cleaned surface, an occurrence of excessive cutting when the cleaning blade makes contact with the cleaned surface is prevented. The image forming apparatus includes the cleaning blade for making contact with and separating from the cleaned surface and scraping off toner adhered onto the cleaned surface and a regulation member for regulating a movement of the cleaning blade in the direction of contact with the cleaned surface up to a position where a pressing force to the cleaned surface by the cleaning blade does not exceed a predetermined pressing force.

REFERENCES:
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patent: 5708928 (1998-01-01), Fukunaga
patent: 6865361 (2005-03-01), Abe et al.
patent: 7113733 (2006-09-01), Ito et al.
patent: 7277657 (2007-10-01), Uchida et al.
patent: 7383001 (2008-06-01), Fukao
patent: 7542695 (2009-06-01), Fujiwara
patent: 7773908 (2010-08-01), Fujiwara
Office Action for U.S. Appl. No. 12/428,598 mailed on Nov. 16, 2009.
Office Action for U.S. Appl. No. 11/447,346 mailed on Sep. 22, 2008.

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