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Hooded heat shield for an automotive air bag cushion

  • US 5,520,415 A
  • Filed: 08/02/1995
  • Issued: 05/28/1996
  • Est. Priority Date: 05/26/1994
  • Status: Expired due to Term
First Claim
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1. A device for protecting the interior surface of a vehicle air bag cushion from hot gases generated by a gas generator during the deployment of said air bag cushion, said air bag cushion having a top section, a bottom section and side sections, said top, bottom and side sections defining an interior volume, and having a gas inlet opening;

  • said device comprising a hooded non-flammable fabric shield folded within said air bag cushion and having a first edge having a center section attached to said cushion adjacent to the gas inlet opening and edge sections attached to the side sections of the cushion, and a second, unattached edge opposite thereof;

    said shield having a middle section and side panels at opposite edges of said middle section and being adapted to being moved against the interior top surface of said air bag cushion adjacent said gas inlet by the hot gases and to falling over said gas generator to insulate the cushion from the inflator after said gas generator has stopped generating hot gases.

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