US Patent 10960841 Seat airbag

An assembly includes a seatback and an airbag. The airbag includes an upper panel and a lower panel spaced from each other and an intermediate panel disposed therebetween. The upper panel and the lower panel are each uninflatable and each supported by the seatback. The intermediate panel is supported by the seatback and inflatable to an inflated position. The intermediate panel in the inflated position includes a valley elongated in a direction from the lower panel towards the upper panel.