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Side curtain airbag for vehicle

  • US 9,914,423 B2
  • Filed: 04/08/2015
  • Issued: 03/13/2018
  • Est. Priority Date: 07/14/2014
  • Status: Active Grant
First Claim
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1. A side curtain airbag for a vehicle, the side curtain airbag comprising:

  • a main chamber for inflation and deployment along an interior side surface of the vehicle;

    a foremost chamber extending from a front end of the main chamber toward a front side of the vehicle to be downwardly deployed from a front pillar of the vehicle;

    a protruding chamber disposed at a front side of the main chamber to further protrude toward an interior of the vehicle relative to the main chamber, the protruding chamber disposed between the main chamber and the foremost chamber; and

    a cutting line arranged between the main chamber and the protruding chamber to partially separate the protruding chamber from the main chamber such that the protruding chamber overlaps with a portion of the main chamber upon non-inflation of the airbag;

    wherein the protruding chamber is defined by a protruding chamber wall, the protruding chamber wall comprising;

    a vertical wall protruding upwardly from a lower portion of the airbag;

    a transverse wall extending from a top end of the vertical wall toward the front side of the vehicle and spaced from an upper end of the curtain airbag by a predetermined distance, andwherein the cutting line is formed in a non-inflation area around the vertical wall and the transverse wall.

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