Patent attributes
In a side airbag device, a base member in which an airbag and an inflator are accommodated is fixed to a vehicle body. An outer covering member covers at least a front side of the base member to form a front-facing interior surface. The base member comprises: an inner portion located laterally farther inward within the vehicle body relative to the airbag; an outer portion located laterally farther outward within the vehicle body relative to the airbag; a rear portion located farther rearward relative to the airbag with respect to a front-rear direction of the seat, the rear portion connecting the inner portion and the outer portion; and a bridging portion made of a metal rod, and located apart from and farther frontward relative to the rear portion, the bridging portion connecting the inner portion and the outer portion.