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Hybrid inflator retention in automotive airbag module

  • US 5,405,164 A
  • Filed: 03/04/1994
  • Issued: 04/11/1995
  • Est. Priority Date: 03/04/1994
  • Status: Expired due to Term
First Claim
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1. A reaction canister assembly for use in a vehicle airbag module which comprises:

  • a reaction canister in the form of a trough having a floor and spaced first and second sidewalls and first and second endwalls defining an open mouth;

    a substantially cylindrical inflator positioned within said canister below said open mouth and against said floor, said inflator having gas emission ports located substantially solely at one end thereof;

    a substantially rectangular diffuser sheet having first and second mounting edges extending substantially the length of said trough, first and second ends substantially abutting the respective first and second endwalls of said canister, said sheet further including gas diffusing openings therethrough;

    means for securing the first mounting edge of said diffuser sheet to the first sidewall; and

    means for bringing the second mounting edge of said diffuser sheet into engagement with a portion of the reaction canister on the opposite side of said inflator while simultaneously tensioning said sheet to grip said inflator while leaving the gas diffusing openings free of blockage by the inflator.

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