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Ultrarapid gas generator with increased safety

  • US 4,690,063 A
  • Filed: 08/28/1985
  • Issued: 09/01/1987
  • Est. Priority Date: 09/05/1984
  • Status: Expired due to Term
First Claim
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1. An ultrarapid gas generator, utilizable in particular on a motor vehicle, which comprises a mechanically resistant body (1) forming a combustion chamber (2), a closure means (8) for the combustion chamber, a gas generating charge (3) within the combustion chamber, an initiation plug (4) which comprises an ignition bead (5) fired by means of a resistant filament and which is fixed on the body (1) and penetrates into the combustion chamber, wherein the initiation plug (4) has a hood (6) forming a leaktight initiation chamber (7) around said ignition bead (5), whereby said ignition bead is separated from the gas generating charge (3), the gas generating charge is composed of grains of powder based on nitrocellulose and of a pulverulent oxidoreduction powder containing at least one metal and said gas charge, is disposed entirely outside the hood.

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