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:
Jul. 29, 2025
Filed:
Mar. 30, 2020
Applicant:
Windmöller & Hölscher KG, Lengerich, DE;
Inventor:
Jens Althermeler, Lengerich, DE;
Assignee:
Windmöller & Hölscher KG, Lengerich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/00 (2019.01); B26D 1/02 (2006.01); B29C 48/10 (2019.01); B29C 48/25 (2019.01); B29C 48/28 (2019.01); B29C 48/355 (2019.01); B29C 48/92 (2019.01); B29L 23/00 (2006.01);
U.S. Cl.
CPC ...
B29C 48/0022 (2019.02); B26D 1/025 (2013.01); B29C 48/0017 (2019.02); B29C 48/0018 (2019.02); B29C 48/0019 (2019.02); B29C 48/10 (2019.02); B29C 48/2528 (2019.02); B29C 48/28 (2019.02); B29C 48/355 (2019.02); B29C 48/92 (2019.02); B29C 2793/0036 (2013.01); B29C 2793/0054 (2013.01); B29C 2793/0063 (2013.01); B29C 2948/92295 (2019.02); B29C 2948/92438 (2019.02); B29C 2948/92447 (2019.02); B29L 2023/001 (2013.01);
Abstract
The invention relates to a system () for transporting a film tube () in a blown film line () along a transport direction, having a guiding unit () for guiding the film tube (), a bottleneck () at which a width () of the film tube () can be reduced, a severing apparatus () having at least one severing element () for severing the film tube (), wherein the guiding unit () is arranged downstream of the bottleneck () in the transport direction of the film tube (). The invention furthermore relates to a blown film line () and to a method () for producing a film.