Patent · US Active

Airbag and method of manufacturing an airbag

US8770617B2 · kind B2 · utility

8Cited by

4References

15Claims

0Family size

Assignee

TRW AUTOMOTIVE GMBH · DE

Inventors

Timo Abele · Aalen, DE
Werner Freisler · Schwäbisch Gmünd, DE

Key dates

Filing date	Jan 17, 2012
Grant date	Jul 8, 2014
Priority date	—
Expiry date	Jan 17, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49826
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention relates to an airbag (12) of a vehicle occupant restraint system (10) comprising plural juxtaposed compartments (16) delimited outwardly by opposing external walls (18) and against each other by partitions (20), wherein the airbag (12), in the inflated condition, has a form overall bent and elongate in cross-section. In the bending area the external wall (18) includes a cut-out (22) that is closed by an inserted insert (24) tensioned in the deployed condition which in the longitudinal direction has a length (LE) different in the bending area from the opposing external wall portion (28) of the chamber (16) so as to produce the bending.The invention furthermore relates to a method of manufacturing an airbag of this type.

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