Patent ID: 7353669

Claim:
A coated vehicle air bag adapted to inflate upon occurrence of a collision event, the air bag comprising: (a) one single panel of knitted material having two opposed sides, the panel comprising a fibrous substrate of weft inserted warp knit construction, wherein the fibrous substrate comprises a plurality of warp yarns disposed in a first plane and a plurality of weft yarns disposed in a second plane adjacent the first plane, wherein the warp yarns and the weft yarns are tied together by weft knitted stitching yarns, and wherein at least a portion of the stitching yarns form a double column pattern of stitches, said double column pattern of stitches being disposed on opposite sides of individual warp yarns at rows of stitch formation along the length of the warp yarns, further wherein stitches on the opposite sides of the warp yarns are formed by interlocking loops of the same yarn; (b) a coating applied to one side of the single panel of material; (c) wherein the coated air bag is substantially impermeable to air, the air bag being adapted for inflation during a collision event.