Electrophotography – Image formation – Transfer
Reexamination Certificate
2009-01-14
2011-12-13
Gray, David (Department: 2852)
Electrophotography
Image formation
Transfer
Reexamination Certificate
active
08078090
ABSTRACT:
A transfer device includes: a first transfer belt; a first and second roller on which the first transfer belt is wound; a second transfer belt which makes contact with the first transfer belt; a third roller on which the second transfer belt is wound, and which makes contact with the first roller via the first transfer belt and the second transfer belt; a fourth roller on which the second transfer belt is wound, and which makes contact with the second roller via the first transfer belt and the second transfer belt; a first drive force transmission mechanism which transmits a drive force to the first roller; and a second drive force transmission mechanism which transmits a drive force to the third roller.
REFERENCES:
patent: 7937016 (2011-05-01), Kamijo et al.
patent: 2005/0123326 (2005-06-01), Ito et al.
patent: 2008/0019717 (2008-01-01), Soshiroda
patent: 2001-166611 (2001-06-01), None
DLA Piper (LLP) US
Gray David
Labombard Ruth
Seiko Epson Corporation
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