Patent · US Expired

Igniter for air bag system

US6820557B2 · kind B2 · utility

3Cited by
2References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 24, 2003
Grant dateNov 23, 2004
Priority date
Expiry dateJan 24, 2023

Classification

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

Abstract

The present invention provides an igniter for an air bag system in which the whole weight can be reduced.The present invention provides an igniter for an air bag system which is used in an air bag system comprising an ECU connected to a power source and an impact detecting sensor, and a module case accommodating a gas generator and an air bag and that is incorporated in the gas generator, wherein the system is constituted such that a bus line comprising plural loop wires passing through the ECU to supply currents and the like, and individual gas generators which are connected operationally by plural conductors branched from the bus line, the igniter is an electric igniter provided with a heat generating portion and a priming contacting the heat generating portion, the igniter and the bus line are connected to each other by the conductor, a capacitor and an IC are provided, and a current for igniting the priming is supplied through the capacitor.

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