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Curtain airbag for a vehicle

  • US 9,539,978 B2
  • Filed: 11/21/2012
  • Issued: 01/10/2017
  • Est. Priority Date: 11/30/2011
  • Status: Active Grant
First Claim
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1. A curtain airbag for a vehicle comprising:

  • a main chamber having an upper perimeter for mounting to the vehicle, the main chamber shaped such that in a position mounted on the vehicle in an inflated state, the main chamber is for covering an inner side structure of the vehicle, the main chamber including upper and lower edges and having a length greater than a height;

    an additional chamber which in the position mounted on the vehicle is located on a vehicle front portion of the main chamber in a driving direction of the vehicle, and deploys in a direction of an interior of the vehicle when the curtain airbag is inflated, the additional chamber in fluid communication with the main chamber; and

    an extended section connecting the additional chamber and the main chamber at a rim section at a same side and which limits movement of the additional chamber during an inflation process, the extended section extending from the additional chamber and secured along the lower edge of the main chamber so as to orient the additional chamber generally perpendicular to the main chamber within a horizontal plane upon inflation of the airbag.

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