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Air bag assembly with selectively variable volume

  • US 6,076,854 A
  • Filed: 12/16/1998
  • Issued: 06/20/2000
  • Est. Priority Date: 12/16/1998
  • Status: Expired due to Term
First Claim
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1. An air bag assembly comprising an air bag and a primary inflator for inflating the air bag upon actuation thereof, characterized bythe air bag having a full inflated volume and a lesser partial inflated volume, andincluding a plurality of tethers, and means for anchoring the tethers to reduce the inflated volume of the air bag to the partial inflated volume which includes a secondary inflator that is selectively operable to release the tethers and coact with the primary inflator to inflate the air bag to full volume,whereby actuation of only the primary inflator will inflate the air bag to only partial volume as constrained by the tethers, and further actuation of the secondary inflator will release the tethers and inflate the air bag to full volume.

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