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Combination of an air bag device and a vehicle

  • US 5,584,508 A
  • Filed: 06/06/1995
  • Issued: 12/17/1996
  • Est. Priority Date: 11/05/1993
  • Status: Expired due to Term
First Claim
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1. A combination comprising an air bag device for an occupant and a vehicle,said vehicle having an instrument panel, andsaid air bag device including a casing disposed in the instrument panel;

  • an inflator disposed in the casing, andan air bag folded and disposed in the casing, said air bag being formed of first and second panels superposed on each other and connected at respective peripheral portions thereof to form a main portion having a first end near the instrument panel and a second end opposite to the first end, said first and second panels being formed of cloth and connected by sewing, said first panel having a length longer than that of the second panel in a longitudinal direction of the vehicle, an opening located near the first end, said first panel being connected to the casing around the opening for introducing gas from the inflator into the air bag, and a middle portion situated between the opening and the second end and disposed near the opening, said middle portion being folded and connected at side edges thereof to form a protrusion adjacent the opening extending downwardly from the main portion so that when the air bag is inflated, said protrusion deploys in front of and adjacent to a front surface of the instrument panel of the vehicle to protect knees of the occupant and the main portion restrains a body of the occupant, said protrusion having inlet portions superposed and sewn up by a thread having a strength to snap after said first panel is extended in the longitudinal direction of the vehicle.

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