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Configurable inflatable support devices

  • US 7,328,472 B2
  • Filed: 07/10/2002
  • Issued: 02/12/2008
  • Est. Priority Date: 07/10/2001
  • Status: Expired due to Term
First Claim
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1. An inflatable device comprising:

  • an inflatable bladder comprising a plurality of channels, each having a corresponding length and width; and

    at least one shape-defining member in contact with at least two of said channels, the at least one shape-defining member extending in a direction substantially perpendicularly to each of said lengths and spanning a distance equal to the width of at least two of said channels such that the overall shape of the inflatable bladder in an inflated condition and in combination with the at least one shape-defining member, is substantially different from an inflated shape of the inflatable bladder alone,wherein the inflatable bladder includes two layers sealed by a perimeter seam and sealed internally at regular intervals by a plurality of internal seams formed at a plurality of regions of the inflatable bladder,wherein the at least one shape-defining member is connected to at least one of the regions,wherein the inflatable bladder has a first width when deflated, the at least one shape-defining member has a second width, andwherein the second width is substantially smaller than the first width.

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