The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2010
Filed:
Jun. 09, 2006
Nobuyuki Furuya, Ibaraki, JP;
Yoshihiko Sano, Ibaraki, JP;
Nobuyuki Furuya, Ibaraki, JP;
Yoshihiko Sano, Ibaraki, JP;
Ricoh Company Ltd., Tokyo, JP;
Abstract
A belt conveyor includes: an endless belt that is looped over a plurality of rollers, the plurality of rollers including a drive roller and a meandering correction roller; a drive unit that rotates the drive roller to drive the endless belt; a meandering correction unit that adjusts an inclination of the meandering correction roller to correct meandering of the endless belt in a width direction thereof; a plurality of position detection units that detect positions of the endless belt in the width direction thereof and output detection signals; and a meandering correction control unit that selectively uses the detection signals from the plurality of detection units to control the meandering correction unit.