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. 02, 2026

Filed:

Jul. 01, 2022
Applicant:

Valmet Tissue Converting S.p.a., Lucca, IT;

Inventors:

Fabrizio Lorenzi, Lucca, IT;

Leonardo Boschi, Lucca, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31F 1/07 (2006.01);
U.S. Cl.
CPC ...
B31F 1/07 (2013.01); B31F 2201/0715 (2013.01); B31F 2201/0753 (2013.01); B31F 2201/0764 (2013.01); B31F 2201/0766 (2013.01); B31F 2201/0771 (2013.01); B31F 2201/0787 (2013.01); B31F 2201/0789 (2013.01);
Abstract

The embossing device includes—a first path for a first ply of web material; —along the first path, a first embossing roller provided with embossing protrusions; —a first heating device associated with the first embossing roller to heat the surface of the first embossing roller; —at least a first functional roller adapted to perform an action on a ply of web material. The first functional roller is provided with a rotation arrangement, adapted to keep the first functional roller in rotation during a temporary stoppage of the embossing device, with the first functional roller spaced from the first embossing roller and with the first ply of web material stationary in the first path.


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