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:
May. 11, 1999
Filed:
Aug. 15, 1997
Matthew P Daniels, Rochester, NY (US);
Dennis G Gerbasi, Webster, NY (US);
Thomas A Prentiss, Fairport, NY (US);
David R Stookey, Rochester, NY (US);
James J Teich, Penfield, NY (US);
Bruce E Thayer, Webster, NY (US);
Moritz P Wagner, Walworth, NY (US);
Ralph J Weber, Fairport, NY (US);
Xerox Corporation, Stamford, CT (US);
Abstract
A method, apparatus and printing machine are disclosed that contain a monitoring system that includes a sensor and artificial stress conditions to determine the cleaner brush life. A comparative analysis is performed from the data provided by the monitoring system of a normal cleaning residual toner particle mass and artificial stress conditions cleaning residual toner particle mass to predict brush cleaner life reliably.