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Side-collision air bag device

  • US 6,386,577 B1
  • Filed: 03/23/2000
  • Issued: 05/14/2002
  • Est. Priority Date: 03/29/1999
  • Status: Expired due to Fees
First Claim
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1. A side-collision air bag device, comprising:

  • an air bag module having an air bag stored in a module case which is adapted for installation in a seat in a vehicle compartment;

    wherein said module case comprises;

    a case body having a lid openable to define a primary opening through which said air bag is deployed from said air bag module into said vehicle compartment upon expansion of said air bag by pressurization thereof; and

    a wall having a frangible portion defined by a tear line disposed in said case body other than said lid and facing in a direction different from that in which said lid faces, said tear line being broken by expansion of said air bag by pressurization thereof to define a secondary opening for deployment of said air bag into said vehicle compartment when deployment through said primary opening closed by said lid is prevented.

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