Vehicular impact protection device

摘要

An impact protection device for arrangement in a steering wheel of a truck vehicle is provided. The steering wheel has a rim that is located in a plane inclined at an angle of less than 45° to a horizontal plane. The device has an inflatable gas bag mounted in a folded condition and an inflator activatable as a function of vehicle deceleration. The gas bag, in an inflated condition, has the shape of a mushroom with an annular outer edge portion engaging about and behind said steering wheel rim.