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US 2002/0176722 A1Published application
Driving force transmission apparatus and image forming apparatus using the same
AssigneeFuji Xerox Co., Ltd.
InventorsKiichiroh Iijima, Mamoru Kido
Life of this patent
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Abstract
A plurality of columns of through holes 3 are formed in at least one of flat belts 1 along a travel direction thereof and a plurality of columns of projections 4 fitting to the through holes 3 of the flat belt 1 are provided on at least one of tension members 2 over which the flat belt 1 is worn, along a rotation direction thereof.
Claims15
An image forming apparatus comprising:
- a drive source for producing driving force;
- an image carrier driven by said driving force;
- and
- a driving force transmission apparatus for transmitting the driving force produced by said drive source to said image carrier,
- wherein said driving force transmission apparatus comprises:
- a first endless-shaped flat belt having a plurality of through holes along a travel direction thereof;
- and
- a rotation member having a plurality of projections to which said plural through holes of the first flat belt are fitted.
5 more elements
A driving force transmission apparatus comprising:
- a plurality of endless-shaped flat belts having a plurality of through holes along a travel direction thereof, the plurality of endless-shaped flat belts superimposed with each other under a state that said through holes coincide with each other;
- and
- a rotation member having a plurality of projections to which said through holes of said plural flat belts are fitted.
A flat belt,
- where in at least one portions of a plurality of belt members are fixed to each other;
- and
- the plurality of belt members are arranged to be independently extensible from each other.
Dependencies are inferred from the claim text.