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:
Nov. 09, 2021

Filed:

Jul. 08, 2020
Applicant:

Valmet, Inc., Biddeford, ME (US);

Inventor:

Jan Skawski, Portland, ME (US);

Assignee:

Valmet, Inc., Biddeford, ME (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21F 5/02 (2006.01); D21F 5/18 (2006.01); F26B 13/16 (2006.01);
U.S. Cl.
CPC ...
D21F 5/021 (2013.01); D21F 5/182 (2013.01); F26B 13/16 (2013.01);
Abstract

A through-air apparatus for drying or bonding paper or non-woven products is provided. The apparatus includes a through air roll, a first tension plate configured to hold a wire sleeve which is configured to extend around the roll, the first tension plate including at least one tension arc segment. The apparatus also includes a first cam mechanism associated with the at least one tension arc segment, wherein the first cam mechanism is configured to move the tension arc segment to adjust the position of the tension arc segment relative to the outer circumference of the first end of the roll, so that as the roll and first tension plate rotate about the first axis, the first tension plate is concentric with the roll.


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