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:
Jan. 16, 2024
Filed:
Sep. 20, 2019
Benteler Steel/tube Gmbh, Paderborn, DE;
Daniel Lücke, Paderborn, DE;
Michael Markert, Lichtenau, DE;
Dirk Tegethoff, Salzkotten, DE;
Marcel Wellpott, Paderborn, DE;
Abstract
This invention concerns a tubular element for a gas pressure vessel of an airbag module, in particular of a vehicle, wherein the tubular element () consists of high-strength steel, has a first and a second end () and from the first end () to the second end () the tubular element () has an undeformed section (), a transition section () and a tapering section () and on the tapering section () at least one radially outwardly extending collar () is formed, characterized in that the collar () is separated from the transition section () by a first length section () having an outer diameter (A) smaller than the outer diameter (A) of the collar () and the wall thickness of the collar () is greater than the wall thickness of the first length section (). Furthermore, the invention concerns a gas pressure vessel and a process for manufacturing a tubular element according to the invention ().