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AIR BAG WITH IMPROVED TEAR STITCH

  • US 20120267883A1
  • Filed: 07/02/2012
  • Published: 10/25/2012
  • Est. Priority Date: 07/30/2007
  • Status: Active Grant
First Claim
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1. An apparatus for helping to protect an occupant of a vehicle, the apparatus comprising:

  • an inflatable vehicle occupant protection device having a deflated condition and an inflated condition; and

    tear stitching interconnecting portions of the protection device, the tear stitching comprising first and second stitch lines positioned next to each other, the first stitch line being adapted to rupture in response to tension of a first magnitude exerted on the interconnected portions while inflating to an initially deployed condition, the second stitch line being adapted to remain intact and being capable itself of maintaining the protection device in the initially deployed condition subsequent to rupture of the first stitch line and throughout inflation and deployment of the protection device.

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