Patent ID: 7661702

Claim:
An airbag apparatus for a vehicle, comprising: an inflator that emits gas in response to an impact experienced by the vehicle; and an airbag that is developed along an inner surface of the vehicle by the gas that is emitted by said inflator, said developed airbag including a first bag body section and a second bag body section superposed on each other in a lateral direction of the vehicle to provide a predetermined overall thickness, the first bag body section facing in a lateral inward direction of the vehicle, the second bag body section being disposed between the first bag body section and the inner surface of the vehicle, the first bag body section having a gas flow-in portion adjacent to a first edge thereof, the gas flow-in portion being connected to the inflator, wherein a communicating hole is formed in said first and second bag body sections at a location that is opposite from the first edge to allow said first and second bag body sections to communicate with each other, and whereby, after the impact is experienced by the vehicle, the first bag body section is inflated before the second bag body section is inflated.