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Airbag

  • US 7,654,567 B2
  • Filed: 11/01/2007
  • Issued: 02/02/2010
  • Est. Priority Date: 05/04/2005
  • Status: Expired due to Fees
First Claim
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1. An airbag comprising:

  • an airbag fabric skin enclosing a gas space, with a first edge extending from a first end to a second end, whereby an accommodation area for a gas generator is located adjacent the first edge separated from the gas space extending generally parallel to the first edge, the accommodation area having deflector element which accommodates the gas generator and directs the flow of gas emitted by the gas generator upon deployment of the airbag,the deflector element in the form of a tubular, flexible element having an upper area and a lower area that are each formed longitudinally across the tubular, flexible element and are separated from each other by an intermediate area, the lower area is located inside the gas space and the upper area is located outside the part of the airbag formed by the airbag fabric skin to receive the gas generator, the upper area of the deflector element is configured with a double wall so as to surround the gas generator directing the flow of the gas toward the lower area, andthe deflector element is connected with the airbag fabric skin in the intermediate area that is located between the upper and lower areas, the intermediate area is sewn together with the airbag fabric skin, wherein one or more seams are arranged in the intermediate area of the deflector element by means of which a narrowed overflow opening is formed between the upper and lower areas, and the deflector element consists of a fabric material that is rolled to form a tube with overlapping fabric sections which form the double wall in the upper area but not in the lower area located inside the gas space.

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