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:
Oct. 26, 2021
Filed:
Sep. 24, 2019
Syntegon Technology Gmbh, Waiblingen, DE;
Peter Knappe, Stuttgart, DE;
Herbert Stotkiewitz, Bietigheim-Bissingen, DE;
Jenny Haase, Allmersbach, DE;
SYNTEGON TECHNOLOGY GMBH, Waiblingen, DE;
Abstract
Pressure relief valve of a packaging container, comprising: a main body () with an edge region () and with a sealing face (), wherein the edge region () is connectable in sealing fashion to a wall () of a packaging container () and wherein at least one passage opening () is formed in the sealing face (), said passage opening extending through the main body (), a first diaphragm () that is arranged over the passage opening () and at least partly covers the sealing face (), a second diaphragm () that at least partly covers the first diaphragm (), and a fluid () that is applied to the sealing face () and by means of which fluid the first diaphragm () is held on the sealing face () in floating fashion.