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. 16, 2025

Filed:

Feb. 02, 2021
Applicant:

Pulpac Ab, Västra Frölunda, SE;

Inventors:

Martin Ljungberg, Gothenburg, SE;

Björn Arlerot, Gothenburg, SE;

Assignee:

PulPac AB, Västra Frölunda, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 33/22 (2006.01); B29C 43/00 (2006.01); B29C 43/10 (2006.01); B29C 43/36 (2006.01); B29C 43/52 (2006.01); B31D 5/02 (2017.01); B31F 1/00 (2006.01); D21J 3/00 (2006.01); B29K 1/00 (2006.01); B29K 105/04 (2006.01); B31B 50/59 (2017.01);
U.S. Cl.
CPC ...
B31D 5/02 (2013.01); B29C 33/22 (2013.01); B29C 43/003 (2013.01); B29C 43/10 (2013.01); B29C 43/36 (2013.01); B29C 43/52 (2013.01); B31F 1/0077 (2013.01); D21J 3/00 (2013.01); B29K 2001/00 (2013.01); B29K 2105/04 (2013.01); B31B 50/592 (2018.05);
Abstract

A forming mould system () for forming a cellulose product () from an air-formed cellulose blank structure (), where the forming mould system () comprises a first mould part () and a second mould part (). The first mould part () and the second mould part () are configured for moving in relation to each other in a pressing direction (DP). The second mould part () comprises a forming cavity section () and an inlet section (), where the inlet section () is arranged in connection to the forming cavity section () and configured for facilitating displacement of the cellulose blank structure () into a forming cavity () of the forming cavity section (). The inlet section () comprises a transition surface () defining an inlet opening (), and the inlet opening () is having a tapered configuration towards the forming cavity (). The disclosure further relates to a method for forming a cellulose product () from an air-formed cellulose blank structure () in a forming mould system ().


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