US Patent 11292422 Airbag assembly

A restraint system includes a reaction surface and an airbag supported by the reaction surface. The airbag is inflatable along an axis away from the reaction surface to an inflated position. The airbag includes an inner portion and an outer portion concentric with the inner portion about the axis. The inner portion and the outer portion define a gap therebetween in the inflated position. The airbag includes a panel extending radially across the gap from the inner portion to the outer portion. The panel is uninflatable.