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. 17, 2025
Filed:
Jan. 19, 2021
Applicant:
Hosokawa Alpine Aktiengesellschaft, Augsburg, DE;
Inventor:
Bernd Bayer, Bobingen, DE;
Assignee:
HOSOKAWA ALPINE Aktiengesellschaft, Augsburg, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 55/06 (2006.01); B29C 55/28 (2006.01);
U.S. Cl.
CPC ...
B29C 55/06 (2013.01); B29C 55/28 (2013.01);
Abstract
In the case of a device to permit the monoaxial length change of film webs in machine direction, which comprises at least one processing gap delimited by two rolls via which a film web is routed in machine direction, whereby the first roll in film transport direction exhibits a first peripheral speed and the second roll in film transport direction exhibits a second peripheral speed, in order to produce film webs with low transverse neck-in as well as reduced edge build-up and to improve the flatness of the film web.