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Inflatable cushion with upstanding pyramidal air cells

  • US 5,369,828 A
  • Filed: 02/03/1993
  • Issued: 12/06/1994
  • Est. Priority Date: 02/20/1992
  • Status: Expired due to Term
First Claim
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1. An integral inflatable cushion comprising a flexible bottom wall and a plurality of upstanding air cells having flexible generally vertical side walls sealed to the bottom wall, each of said air cells being substantially pyramidal in shape, and having a substantially rectangular shaped lower section defined by the flexible vertical side walls, and a domed tapered upper section formed from side panels connected to the vertical side walls, the vertical side walls of adjacent cells being separated and spaced apart to define lateral and longitudinal paths and being independently upstanding when inflated.

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