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Partitioned multi-cell air bag

  • US 5,520,413 A
  • Filed: 09/11/1995
  • Issued: 05/28/1996
  • Est. Priority Date: 09/11/1995
  • Status: Expired due to Term
First Claim
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1. An air bag for cushioning an occupant in a motor vehicle when rapidly inflated with gas said air bag being formed of thin, flexible sheet material having a unitary inlet at a forward end for receiving gas from a single source of gas and a rearwardly facing cushioning surface for engaging the vehicle occupant when the air bag is inflated, a flexible internal wall dividing said inlet into upper and lower inlet sections extending between said inlet and said cushioning surface for dividing said air bag into an upper chamber adapted for engaging the occupant'"'"'s head and a lower chamber adapted for engaging the occupant below the head, and an open vent formed in said sheet material of said upper chamber spaced away from said inlet for reducing the inflation pressure of said upper chamber relative to said lower chamber.

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