Patent · US Active

Airbag system

US7661699B2 · kind B2 · utility

8Cited by

6References

34Claims

0Family size

Assignee

TAKATA-PETRI AG · DE

Inventors

Karl-Heinz Bührlen · Erbach, DE
Reiner Söll · Artern, DE
Martin Spath · Usingen, DE
Holger Rist · Blaustein, DE

Key dates

Filing date	May 29, 2008
Grant date	Feb 16, 2010
Priority date	—
Expiry date	May 29, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60R21/233
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An airbag system for a motor vehicle including a gas bag having first and second chambers. The system includes an inflator and a arranged in the connecting portion so that gas is guided into both the first and second chambers. The system includes at least one protective layer extending from the mass flow divider into the first chamber. Upon inflation of the gasbag, an inner pressure in the first chamber is significantly higher than an inner pressure in the second chamber, and wherein the protective layer comprises a flexible material deformed by the inner pressure in the first chamber to prevent gas from flowing from the first chamber through the connecting portion into the second chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.