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:
Feb. 25, 2025
Filed:
Jan. 17, 2020
Applicants:
Zf Automotive Germany Gmbh, Alfdorf, DE;
Audi Ag, Ingolstadt, DE;
Inventor:
Sven Tamme, Alfdorf, DE;
Assignees:
ZF AUTOMOTIVE GERMANY GMBH, Alfdorf, DE;
AUDI AG, Ingolstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60R 21/239 (2006.01); B60R 21/231 (2011.01); B60R 21/233 (2006.01); B60R 21/2338 (2011.01);
U.S. Cl.
CPC ...
B60R 21/239 (2013.01); B60R 21/233 (2013.01); B60R 2021/23169 (2013.01); B60R 2021/23324 (2013.01); B60R 2021/23382 (2013.01); B60R 2021/2395 (2013.01);
Abstract
A knee airbag module, comprising an airbag () which has plural vertical chambers superimposed in the inflated state, including a middle, upper and lower chamber (), is filled directly via the middle chamber (), wherein the lower chamber () can be fluid-communicated with the middle chamber via plural overflow openings () and a valve device is configured on the overflow openings () so that the overflow openings () are open at the beginning of the deployment operation and the valve device closes the overflow openings () in the course of the deployment operation.