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:
Jul. 09, 2002
Filed:
Oct. 27, 2000
Applicant:
Inventors:
James M. Casella, Webster, NY (US);
Nero R. Lindblad, Ontario, NY (US);
James C. Diehl, Webster, NY (US);
Rene Sanchez, Berkley, CA (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 2/100 ;
U.S. Cl.
CPC ...
G03G 2/100 ;
Abstract
An apparatus for controlling velocity variations in a belt wrapped about at least a first driven roller and a support structure, including a drive for driving the first driven roller so as to provide torque to the belt; and a dampener, in contact with the belt, for minimizing variations of the velocity of the belt, the dampener including a power supply for applying an electrical bias to generate a drag force on the belt.