Cleaning unit for roller member supporting belt and image...

Details Cleaning unit for roller member supporting belt and image... Cleaning unit for roller member supporting belt and image...

2007-05-15

2010-10-05

Gray, David M (Department: 2852)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S302000, C399S303000, C399S349000

Reexamination Certificate

active

07809305

ABSTRACT:
A felt that cleans the surface of a drive roller or secondary transfer supporting roller that stretches an intermediate transfer belt is supported by a Mylar at its one free end, the other end thereof being fixed to a bracket. The felt is swingably brought into contact with the drive roller or secondary transfer supporting roller by an elastic force of the Mylar.

REFERENCES:
patent: 4314756 (1982-02-01), Amitani et al.
patent: 6128460 (2000-10-01), Ito et al.
patent: 7509074 (2009-03-01), Yokoyama et al.
patent: 1628168 (2006-02-01), None
patent: 2001-192136 (2001-07-01), None
patent: 2003-091175 (2003-03-01), None
patent: 2006-071836 (2006-03-01), None
Chinese Office Action dated Sep. 5, 2008 for Chinese application No. 200710097362.7 corresponding to U.S. Appl. No. 11/748,554, filed May 15, 2007.

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