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Title:
BELT CONVEYING DEVICE AND IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2010217301
Kind Code:
A
Abstract:

To provide a belt conveying device that is not affected by the shape of a belt edge during belt skew sensing, and enables highly accurate detection not causing a time delay.

The belt conveying device includes an endless belt stretched by a plurality of rollers; a drive means that is connected to one of the plurality of rollers and drives the roller; a plurality of belt velocity detectors that are arranged at a plurality of locations along a belt width direction perpendicular to a moving direction of the endless belt and detect the conveyance velocity of the endless belt; and a belt-inclination calculating means that calculates an inclination of the endless belt in the moving direction of the endless belt from a difference between the conveyance velocities of the endless belt detected by the plurality of belt velocity detectors.


Inventors:
Kudo, Koichi
Kifune, Hideaki
Kamiya, Takuro
Takigawa, Junya
Takagi, Hiroaki
Hirose, Yuichi
Nagao, Kazuya
Okamoto, Toshihiro
Application Number:
JP2009000061363
Publication Date:
September 30, 2010
Filing Date:
March 13, 2009
Export Citation:
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Assignee:
RICOH CO LTD
International Classes:
G03G13/16
Domestic Patent References:



 
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