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Vehicle occupant restraint with auto ignition material

  • US 5,556,132 A
  • Filed: 04/13/1995
  • Issued: 09/17/1996
  • Est. Priority Date: 04/13/1995
  • Status: Expired due to Fees
First Claim
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1. An apparatus for inflating a vehicle occupant restraint, said apparatus comprising:

  • (a) an inflator housing;

    (b) gas generating material within said housing;

    (c) an initiator for igniting said gas generating material, said initiator comprising a container containing an output charge, which when ignited, ignites said gas generating material, said initiator also having electrical conductor means extending into said container for igniting said output charge when a predetermined current travels through said electrical conductor means, said initiator further including a heat conductive member extending into said container and having a surface external to said container and said housing; and

    (d) auto ignition material in said container and in physical contact with said heat conductive member, said auto ignition material being ignitable at a temperature lower than the ignition temperature of said gas generating material and ignitable to ignite said output charge which in turn ignites said gas generating material.

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