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Roof-mounted air bag

  • US 5,775,726 A
  • Filed: 05/29/1996
  • Issued: 07/07/1998
  • Est. Priority Date: 05/29/1996
  • Status: Expired due to Fees
First Claim
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1. A passive vehicle occupant restraint system for an automotive vehicle having a front seat including a seat back defining generally a front passenger area to one side thereof and a rear passenger area to an opposite side thereof, an outer roof surface, a quantity of insulation material inside of said outer roof surface and a headliner covering said insulation material, said restraint system comprising:

  • a first inflatable cushion mounted between said quantity of insulation material and said headliner and overlying at least a portion of the front passenger area of said vehicle;

    said inflatable cushion being inflatable to an increased thickness while still being retained between said quantitv of insulation material and said headliner in such a manner as to provide a cushion, when inflated, between a head of a passenger and the outer roof surface, and an inflator operatively connected with said inflatable cushion and responsive to a predetermined triggering signal for producing a quantity of gas for inflating said cushion.

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