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.

Date of Patent:
Jun. 05, 2012

Filed:

Apr. 11, 2011
Applicants:

Liam S. Cummings, Macedon, NY (US);

Robert L. Dengler, Webster, NY (US);

John M. Viavattine, Rochester, NY (US);

Inventors:

Liam S. Cummings, Macedon, NY (US);

Robert L. Dengler, Webster, NY (US);

John M. Viavattine, Rochester, NY (US);

Assignee:

Xerox Corporation, Norwalk, CT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B65H 1/08 (2006.01); B65H 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for maintaining level media stack in a media tray used in an image production device is disclosed. The method may include receiving a stack of media sheets on top of a plurality of selectively-controllable inflatable bladders located in the media tray, and maintaining a level media stack by inflating or deflating one or more of the plurality of selectively-controllable inflatable bladders.


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