Patent ID: 7959184

Claim:
A front passenger seat air bag apparatus comprising: an air bag which is housed folded inside an instrument panel, and inflates and deploys toward a passenger who is seated in a front passenger seat with a supply of gas during a frontal collision of a vehicle, and which has a vent hole of which the state is switched between an open state and a closed state; a first strap which is connected to both an area around the vent hole and a lower portion of a passenger-side base cloth of the air bag, and which closes the vent hole as the air bag inflates and deploys; and a second strap which is connected to an edge portion of the vent hole, and pulls on the edge portion of the vent hole and on the first strap around the vent hole so as to open the vent hole when the passenger who is wearing a seatbelt is restrained by the air bag.