Electrophotography – Internal machine environment – Particle or contaminant control
Reexamination Certificate
2007-12-18
2007-12-18
Gray, David M. (Department: 2852)
Electrophotography
Internal machine environment
Particle or contaminant control
C399S105000, C399S162000, C399S303000, C399S312000
Reexamination Certificate
active
10962876
ABSTRACT:
A belt device includes an endless belt, a plurality of rollers around which the endless belt is wound, and a foreign material entry preventing member disposed on at least one side of the endless belt in the width direction. The foreign material entry preventing member prevents the entry of the foreign material into a region surrounded by the endless belt.
REFERENCES:
patent: 5179412 (1993-01-01), Yamada et al.
patent: 6052548 (2000-04-01), Yamamoto
patent: 6510941 (2003-01-01), Schermutzki et al.
patent: 09-258568 (1997-10-01), None
Akin Gump Strauss Hauer & Feld & LLP
Gray David M.
Oki Data Corporation
Roth Laura K
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