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:
Sep. 22, 1992
Filed:
Aug. 01, 1991
Applicant:
Inventors:
Venkatesh H Kamath, Fairport, NY (US);
Michael A Malachowski, Webster, NY (US);
David R Kamprath, Webster, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355319 ; 271218 ; 355322 ;
Abstract
A copying and or printing apparatus including a duplex feeder for feeding sheets having had page image information copied/printed on one side thereof, back to a copying/printing station for transferring page image information to the other side thereof. The duplex feeder includes a buffer tray that can be positioned above and slightly upstream of a feeder tray. The buffer tray stores copy sheets exceeding the maximum capacity of the feeder tray such that the copier/printer can process a greater number of duplex copies in a single run.