Side curtain airbag and method and apparatus for manufacturing a side curtain airbag

摘要

An inflatable cushion for a side of a vehicle is provided, the inflatable cushion having a first portion of material; a second portion of material, the first portion of material being secured to the second portion of material to define the inflatable cushion; wherein at least a portion of a peripheral edge of the inflatable cushion is defined by a seam wherein an inner surface of the first portion is secured to an inner surface of the second portion only by a plurality of stitches; and wherein a strip of a third portion of material is applied to the seam of an outer surface of either the first portion or the second portion when the plurality of stitches are applied.

主权项

1. An inflatable cushion for a side of a vehicle, the inflatable cushion, comprising:
a first portion of material; a second portion of material, the first portion of material being secured to the second portion of material to define the inflatable cushion; wherein at least a portion of a peripheral edge of the inflatable cushion is defined by a seam wherein an inner surface of the first portion is secured to an inner surface of the second portion only by a plurality of stitches and wherein no adhesives are located between the inner surface of the first portion and the inner surface of the second portion; and wherein a strip of a third portion of material is simultaneously applied to the seam on an outer surface of only the first portion or the second portion when the plurality of stitches are applied and wherein the strip of the third portion of material is secured to the seam only by the plurality of stitches, wherein a strip of a fourth portion of material is applied to the seam on an outer surface of only the first portion or the second portion opposite the third portion of material when the plurality of stitches are applied and wherein the strip of the fourth portion of material is secured to the seam only by the plurality of stitches.