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Method and apparatus for stratospheric and space structures

  • US 7,913,948 B2
  • Filed: 10/07/2008
  • Issued: 03/29/2011
  • Est. Priority Date: 09/09/2004
  • Status: Active Grant
First Claim
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1. A method for launching a high-altitude balloon craft utilizing a lighter-than-air lifting gas, said method comprising(a) storing at least a major portion of said lifting gas in liquid containers in liquid form on board said craft,(b) converting said liquid form into gaseous form and releasing the gas into a balloon to provide lift, and(c) controlling a rate of release of said gas to regulate a rate of rise of said balloon craft;

  • andin which said balloon has an electrostatically inflatable skin, and electrically charging said skin to inflate said skin at a pre-determined height.

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