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:
Dec. 20, 2022
Filed:
Mar. 06, 2019
Zf Automotive Safety Germany Gmbh, Aschaffenburg, DE;
Stefan Sapountzis, Erlenbach a. Main, DE;
Bartolomeu Franco, Viana do Castelo, PT;
Tiago Cardoso, Caminha, PT;
Dominik Schütz, Heimbuchenthal, DE;
ZF AUTOMOTIVE SAFETY GERMANY GMBH, Aschaffenburg, DE;
Abstract
The invention relates to an airbag () for unfolding between a vehicle part () and a vehicle occupant (), comprising an impact wall () which, in the installed and unfolded state of the airbag (), faces a vehicle occupant () and a circumferential wall () which is connected to the impact wall () and, in the installed and unfolded state of the airbag (), extends between the impact wall () and the vehicle part (), wherein the circumferential wall () is made with multiple layers, at least in some sections, and forms at least one annular tube () which delimits an annular inflatable first airbag volume (V), and wherein a radially inner layer () of the circumferential wall (), together with the impact wall (), delimits an inflatable second airbag volume (V) that is separate from the first airbag volume (V). The invention further relates to an airbag module () having such an airbag ().