Patent · US Expired

Airbag gas generator and an airbag apparatus

US6942249B2 · kind B2 · utility

18Cited by
62References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2003
Grant dateSep 13, 2005
Priority date
Expiry dateMar 4, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2021/26029
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An airbag gas generator has a housing having gas discharge ports, an ignition unit provided within the housing for generating a combustion product upon activation thereof, the ignition unit including an igniter having an output pressure of 700 psi or higher at 20° C. atmosphere when said igniter is burned within a hermetically closed cylinder having a volume of 10 cc, and a seal device for closing the gas discharge ports to prevent fluid communication between an inside and outside of the housing before activation of the gas generator, the seal means being ruptured by an inner pressure increased as a result of the generation of the combustion product.

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