Electrophotography – Image formation – Transfer
Reexamination Certificate
2007-08-07
2007-08-07
Tran, Hoan (Department: 2852)
Electrophotography
Image formation
Transfer
C399S302000, C399S308000
Reexamination Certificate
active
11052981
ABSTRACT:
A transfer apparatus and an image forming apparatus are disclosed, in which a plurality of photosensitive drums corresponding to the respective colors are arranged along the outer peripheral surface of a transfer belt and a plurality of intermediate transfer rollers for applying a transfer field to the photosensitive drums are arranged offset downstream side from each of the photosensitive drums, respectively. In addition to that, the process, the intermediate transfer rollers are arranged in such positions that each of the nip width are increased progressively downstream side, respectively and each of the nip pressure are decreased progressively downstream side, respectively.
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Iwakura Yoshie
Murakami Susumu
Nakano Kuniaki
Conlin David G.
Edwards Angell Palmer & & Dodge LLP
Sharp Kabushiki Kaisha
Tran Hoan
Tucker David A.
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