Inflatable woven tubular webbing for safety belt of vehicle to serve as impact cushion for passenger during collision, has upper web layer with warp yarns, whose number is preset times larger than number of warp yarns of lower web layer

摘要

The webbing (1) has an upper web layer (O) with a set of warp yarns (O1), and a lower web layer (U) with another set of warp yarns (U1), where the number of warp yarns of the upper web layer is 1.5 times to three times larger than the number of warp yarns of the lower web layer. The titre of the warp yarns of the upper web layer is 1.5 times to three times larger than the titre of the warp yarns of the lower web layer.