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Airbag system for automotive vehicle including airbag mounting structure with high degree of airtightness

  • US 5,370,416 A
  • Filed: 03/05/1993
  • Issued: 12/06/1994
  • Est. Priority Date: 03/17/1992
  • Status: Expired due to Fees
First Claim
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1. An airbag safety apparatus for an automotive vehicle comprising:

  • an inflatable airbag;

    a gas generator which is operable to generate gas for inflating said airbag;

    a housing having disposed therein said gas generator, said housing being provided with upper and lower members, said lower member having an opening oriented towards said airbag, said upper member being attached to said lower member so as to enclose the opening of said lower member and having a gas passage allowing gas to flow from said gas generator into said airbag, said upper member further including a mounting surface which is formed on a peripheral portion of said gas passage; and

    a retainer including a mounting surface which is contoured to said mounting surface of said upper member, said retainer being fixedly attached to said upper member such that a peripheral edge portion of said airbag is interposed between said mounting surfaces of said upper member and said retainer;

    wherein said airbag and said gas generator are located respectively on opposite sides of said mounting surface of said upper member of said housing;

    wherein said upper member is located outside said lower member; and

    wherein said upper member includes a circumferential sidewall which is fixedly connected to an exterior edge portion of said lower member.

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