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:
Sep. 14, 2021

Filed:

Apr. 23, 2019
Applicant:

Xerox Corporation, Norwalk, CT (US);

Inventors:

Rachel Lynn Tanchak, Rochester, NY (US);

Erwin Ruiz, Rochester, NY (US);

Carlos M Terrero, Ontario, NY (US);

Roberto A Irizarry, Rochester, NY (US);

Glenn Batchelor, Fairport, NY (US);

Ali R Dergham, Fairport, NY (US);

Assignee:

XEROX CORPORATION, Norwalk, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 29/24 (2006.01); B65H 29/58 (2006.01); H04N 1/00 (2006.01); B65H 5/22 (2006.01);
U.S. Cl.
CPC ...
B65H 29/248 (2013.01); B65H 5/228 (2013.01); B65H 29/58 (2013.01); H04N 1/00647 (2013.01); B65H 2406/11 (2013.01); B65H 2801/06 (2013.01); B65H 2801/39 (2013.01); G03G 2215/00662 (2013.01);
Abstract

A system for controlling curl in sheets passing beneath a camera includes applying a thin layer of high velocity air to a curved baffle positioned beneath the camera. The high velocity air layer, which will have a tendency to follow the curved baffle (Coanda effect), will divert sheets (Bernoulli effect) towards the curved baffle. By positioning the curved baffle along the media paper path and by applying a uniform air stream to it, a lower pressure area will be created. This will flatten the trajectory of the sheets and thereby remove curl before the sheets pass the camera.


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