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Inflatable insulating liners for shipping containers

  • US 6,513,974 B2
  • Filed: 09/17/1998
  • Issued: 02/04/2003
  • Est. Priority Date: 09/17/1998
  • Status: Expired due to Term
First Claim
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1. An inflatable cargo container liner providing a substantially rectangular footprint when inflated comprising:

  • a substantially rectangular multi-layer sheetform substrate;

    an outer seam extending about a peripheral edge of said sheetform substrate defining an envelope;

    an inflation seam continuously formed within said envelope defining a plurality of inflatable side, top, and bottom panels and a pair of uninflatable panels, each of said uninflatable panels extending between a lateral edge of said inflatable bottom panel and between opposing lateral edges of an adjoining pair of inflatable side panels; and

    a valve in fluid communication with said plurality of inflatable side, top, and bottom panels, whereby said bottom panel, said pair of uninflatable panels, and each of said adjoining pairs of side panels cooperate upon inflation to form a sealed container of substantially rectangular form.

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