Electrophotography – Having particular structure – Modular or displaceable
Reexamination Certificate
2011-06-21
2011-06-21
Gray, David M (Department: 2852)
Electrophotography
Having particular structure
Modular or displaceable
C399S302000, C399S313000, C399S314000
Reexamination Certificate
active
07965959
ABSTRACT:
A transfer apparatus includes a transfer belt that conveys a toner image which has been transferred to an outer periphery face thereof; a transfer member that, at a contact portion, causes the toner image to be transferred from the outer periphery face of the transfer belt to a recording medium; an opposing roller that is disposed to oppose the transfer member at an inner periphery side of the transfer belt; an opposing belt that is wound round the opposing roller; and a tension member that is disposed at an upstream side of a conveyance direction of the transfer belt relative to the opposing roller, the opposing belt being wound round the tension member, and the tension member causing the opposing belt to touch against the inner side of the transfer belt at the upstream side relative to the contact portion.
REFERENCES:
patent: 5884133 (1999-03-01), Morimoto et al.
patent: 2002/0159801 (2002-10-01), Nakashima et al.
patent: 03-192283 (1991-08-01), None
patent: 2003-149953 (2003-05-01), None
patent: 2004/333521 (2004-11-01), None
Fekete Barnabas T
Fuji 'Xerox Co., Ltd.
Gray David M
Morgan & Lewis & Bockius, LLP
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