Patent · US Expired

Gas Generator

US6474685B1 · kind B1 · utility

16Cited by

21References

13Claims

0Family size

Assignee

TRW Airbag Systems GmbH & Co. KG · DE

Inventors

Rudolf Meixner
Werner Muller · East Greenwich, US
Herbert Ragner · Fürth, DE

Key dates

Filing date	Apr 6, 2000
Grant date	Nov 5, 2002
Priority date	—
Expiry date	Apr 6, 2020

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60R2021/2648
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A gas generator for a vehicle occupant restraint system. The gas generator comprises a housing, a filter chamber, and a combustion chamber which is filled with solid propellant and which has an outflow end. The gas generator further comprises at least one igniter unit which has an igniter and ignites the solid propellant, and comprises at least one filter which adjoins the solid propellant at the outflow end and delimits the combustion chamber. The filter has a central part which at least in sections has the shape of a cone and tapers in a direction towards an interior of the combustion chamber. The solid propellant laterally adjoins the conical section.

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