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Air bag for use in a motor vehicle and method of producing same

  • US 5,566,434 A
  • Filed: 06/15/1994
  • Issued: 10/22/1996
  • Est. Priority Date: 06/15/1994
  • Status: Expired due to Fees
First Claim
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1. A method of producing a fabric having a preselected permeability for use in a vehicle air bag, said method comprising the steps of:

  • (a) providing a fabric constructed substantially entirely of synthetic yarn;

    (b) calendering the fabric at a selected temperature and a selected pressure to achieve a low reference permeability; and

    (c) processing the fabric having the low reference permeability to selectively increase a porosity thereof such that the preselected permeability is achieved.

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