Patent ID: 7658403
Filing Date: 2010-02-09
Classification: B60R

Abstract:
1. A side airbag apparatus comprising an airbag stored within a vehicle seat, a rear end portion of the airbag being fixed to the vehicle seat, and an inflator arranged within the rear end portion of the airbag and fixed to the vehicle seat, wherein a gas is jetted out from the inflator in correspondence to an impact applied to a vehicle from a side direction, and the airbag is caused to shoot out forward from the vehicle seat by the gas, the airbag is inflated and deployed between a body side portion of the vehicle and the vehicle seat, the airbag has a vent hole for discharging the gas within the airbag, the vent hole is provided between a gas outlet of the inflator and at least one of an upper end and a lower end of a rear portion of the airbag, the airbag is folded so that a portion of the airbag that is in the vicinity of the vent hole and between the vent hole and the gas outlet starts inflation and completes inflation during a final stage of the deployment and inflation of the airbag, and the inflator has the gas outlet in an upper portion, wherein the inflator is arranged in a lower end of the rear portion of the airbag, and wherein the vent hole is provided in the vicinity of an upper end of the rear portion of the airbag.