Electrophotography – Image formation – Transfer
Reexamination Certificate
2008-09-12
2010-06-08
Ngo, Hoang (Department: 2852)
Electrophotography
Image formation
Transfer
C399S121000
Reexamination Certificate
active
07734236
ABSTRACT:
According to an aspect of the present invention, there is provided a belt unit including: a belt that is formed in an endless shape; a first roller that supports the belt from an inner side of the belt; a second roller that supports the belt from the inner side of the belt; regulation walls that are disposed on both sides of the second roller and that each includes a boss protruding outwardly, the boss having a tapered portion; and plate frames that are disposed on both sides of the belt and that each includes: a first groove portion that supports the first roller; and a second groove portion that supports the second roller, the second groove portion having a rounded edge formed to be run on by the boss through the tapered portion.
REFERENCES:
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McGinn IP Law Group PLLC
Ngo Hoang
Ricoh & Company, Ltd.
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