Air bag gas inflator

Details Air bag gas inflator Air bag gas inflator

1998-08-17

2000-11-07

Swann, J. J.

Land vehicles

Wheeled

Attachment

280741, 280737, B60R 2126

Patent

active

061425141

ABSTRACT:
A gas generator for an air bag that can adjust gas providing amount according to circumstances is provided. The gas generator includes an outer shell vessel, an ignition unit disposed within the vessel, a gas generating material for generating a gas in response to the operation of the ignition unit, a gas generating material accommodation chamber for accommodating the gas generating unit therein, and a gas discharge chamber adjacent to the gas generating material accommodation chamber with a partition wall in between, wherein the gas discharge chamber includes an opening that communicates with the gas generating material accommodation chamber and a discharge port that communicates with the atmosphere, the opening is sealed with a gas sealing plate which is ruptured above a predetermined gas pressure within the gas generating material accommodation chamber, and the gas discharge chamber has, therein, gas discharge stopping unit including a pyrotechnic which is operative upon receiving an operating signal, and a piston member, which is driven by the ammunition to close the opening.

REFERENCES:
patent: 5078422 (1992-01-01), Hamilton et al.
patent: 5330226 (1994-07-01), Gentry et al.
patent: 5351988 (1994-10-01), Bishop et al.
patent: 5413378 (1995-05-01), Steffens, Jr. et al.
patent: 5439249 (1995-08-01), Steffens, Jr. et al.
patent: 5664802 (1997-09-01), Harris et al.
patent: 5700030 (1997-12-01), Goetz
patent: 5851029 (1998-12-01), Klinger et al.

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