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:
Oct. 07, 2003
Filed:
Dec. 07, 2001
David B. Playfair, Penfield, NY (US);
James J. Franzen, Fairport, NY (US);
Wayne D. Drinkwater, Fairport, NY (US);
Jan M. Enderle, Rochester, NY (US);
Xerox Corporation, Stamford, CT (US);
Abstract
An electrophotographic printing machine, wherein an electrostatic latent image recorded on a photoconductive member is developed to form a visible image thereof, the electrophotographic printing machine including a system, for removing contaminants from toner in a developer housing, the system including a filter system, positioned in a path of flowing developer material, the filter system having a screen for permitting developer material to travel therethrough while inhibiting contaminants from traveling therethrough when vibrated; the screen being inclined to the path of flowing developer material a vibration driver, operatively connected to the screen, for vibrating the screen.