Electrophotography – Image formation – Transfer
Reexamination Certificate
2011-06-21
2011-06-21
Tran, Hoan (Department: 2884)
Electrophotography
Image formation
Transfer
C399S302000
Reexamination Certificate
active
07965968
ABSTRACT:
The image forming apparatus includes a plurality of photosensitive members, a plurality of exposure portions to perform exposure on the plurality of photosensitive members, a development portion to form a toner image at the plurality of photosensitive members, a transfer medium to which the respective toner images formed on the plurality of photosensitive members are sequentially transferred so as to form an image, and a position correction portion to perform position correction by moving at least one photosensitive member among the plurality of photosensitive members, and the position correction of the photosensitive member is performed by swinging the photosensitive member by the position correction portion having a line on a circumference surface of the photosensitive member corresponding to an exposure position of the exposure portion as the center axis.
REFERENCES:
patent: 5160946 (1992-11-01), Hwang
patent: 5534984 (1996-07-01), Inoue
patent: 7684734 (2010-03-01), Sato
patent: 7844196 (2010-11-01), Kita et al.
patent: 1-006981 (1989-01-01), None
patent: 5-241457 (1990-09-01), None
patent: 2004-145077 (2004-05-01), None
Ito Hiroshi
Shigemura Yoshihiro
Shihoh Makoto
Canon Kabushiki Kaisha
Fitzpatrick ,Cella, Harper & Scinto
Tran Hoan
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