Patent ID: 7445232

Claim:
An elongate airbag for being inflated along an exterior surface of an elongate pillar of a vehicle, the elongate airbag comprising: an airbag body having a generally elongate, narrow tubular configuration upon inflation thereof for extending longitudinally along the exterior surface of the vehicle pillar; a pair of elongate chambers in the airbag body that are inflated upon airbag deployment to extend in a longitudinal direction in the generally elongate, narrow tubular airbag body; a pair of material panels of the airbag body that are each formed into an elongate configuration extending in the longitudinal direction with one of the material panels defining one of the elongate chambers without the other material panel and both of the material panels cooperating to completely form the other elongate chamber; one panel portion of the one material panel extends in the longitudinal direction and acts to tether the airbag for limiting inflation thereof in a direction transverse to the longitudinal direction and away from the exterior surface of the vehicle pillar; at least one vent port in the one panel portion; and a duct connected to only one or the other of the elongate chambers for directing inflation gas therein.