Patent · US Expired

Inflator for an air bag

US6854395B2 · kind B2 · utility

20Cited by
11References
51Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 2002
Grant dateFeb 15, 2005
Priority date
Expiry dateAug 7, 2022

Classification

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

Abstract

An inflator for an air bag has, in a housing having a gas discharging port, a combustion chamber accommodating a molded article of a gas generating composition which is burnt to generate gas and ignition means to ignite the molded article of a gas generating composition. The molded article contains a metal component and meets the requirement: (A) the (theoretical) combustion flame temperature of the molded article of the gas generating composition is 2000° C. or less, and part or the whole of the metal or metal oxide after combustion of the molded article of the gas generating composition has a melting point not lower than the combustion flame temperature; and (B) bulk combustion residues remain in the combustion chamber at the time of combustion of the molded article of the gas generating composition.

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