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. 06, 2017

Filed:

Nov. 23, 2015
Applicant:

Georgia-pacific Consumer Products Lp, Atlanta, GA (US);

Inventors:

David Drew Raines, Stone Mountain, GA (US);

Kenneth C. Henderson, Baton Rouge, LA (US);

Anthony C. Jelks, Norwood, LA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 7/00 (2006.01); D21F 5/00 (2006.01); D21G 1/02 (2006.01); B65H 23/24 (2006.01); D21F 5/18 (2006.01); D21G 1/00 (2006.01); B65H 23/022 (2006.01);
U.S. Cl.
CPC ...
D21F 7/00 (2013.01); B65H 23/022 (2013.01); D21F 5/187 (2013.01); D21G 1/00 (2013.01); B65H 2406/122 (2013.01); B65H 2515/842 (2013.01); B65H 2801/84 (2013.01);
Abstract

Described herein are methods and systems for reducing, preventing, or eliminating wrinkles in a paper sheet during papermaking. The systems may include a dryer configured to dry a continuous paper sheet having a travel direction. The system may also include at least one roll configured to receive the dried continuous paper sheet. The systems may also include an air spreader located downstream of the dryer and upstream of the at least one roll. The at least one roll may include one or more calendering rolls. The air spreader may include a plurality of nozzles configured to expel a gas toward the dried sheet. The nozzles may be oriented in a direction at least partially opposed to the travel direction of the dried sheet.


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