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:
Jun. 30, 2026
Filed:
Nov. 07, 2023
Applicant:
Voith Patent Gmbh, Heidenheim, DE;
Inventors:
Franz Grohmann, Schmidsdorf, AT;
Nina Eggers, Neunkirchen, AT;
Anton Horak, Vienna, AT;
Stefan Pollaschek, Traiskirchen, AT;
Assignee:
Voith Patent GmbH, Heidenheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F 3/08 (2006.01); D21G 1/02 (2006.01);
U.S. Cl.
CPC ...
D21F 3/086 (2013.01); D21G 1/0233 (2013.01);
Abstract
A roll cover and a roll in particular for use in a machine line for the production or processing of a fibrous web is provided, wherein the roll cover includes a radial outer functional layer which provides the surface of the roll cover in contact with the web, and wherein the functional layer has structural elements, in particular in the form of grooves and/or bores, wherein the functional layer is constructed of an elastomer material with a Poisson number greater than 0.4, between 0.45 and 0.5.