Patent ID: 7159896

Claim:
An occupant restraint system, comprising: an air bag having a folded state and an unfolded state, said air bag having mounting portions provided longitudinally at a plurality of locations, said mounting portions being fixable to a side portion of a roof; an air bag cover covering the air bag in the folded state; a belt formed from a first extending portion extending from said air bag and a second extending portion extending from said air bag cover, said first and second extending portions being fastened together with a sewing so as to form said belt with said first and second extending portions extending away from said sewing; and an inflator for generating gas during a collision of a vehicle to expand said air bag to the unfolded state; wherein said air bag is inflatable to be deployed as a curtain along an inner side of a passenger compartment by gas generated from the inflator, and wherein a twisting of the air bag in the folded state is prevented by said belt which extends longitudinally along an external portion of said air bag.