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Inflatable vtol aircraft

  • US 3,139,244 A
  • Filed: 08/15/1961
  • Issued: 06/30/1964
  • Est. Priority Date: 08/15/1961
  • Status: Expired due to Term
First Claim
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17. AN AIRCRAFT COMPRISING, AN AIR FRAME, SAID AIR FRAME INCLUDING A PLURALITY OF STRUCTURAL ELEMENTS, AT LEAST ONE OF SAID STRUCTURAL ELEMENTS BEING A FLEXIBLE, INFLATABLE, FOLDABLE FLUID STORAGE COMPARTMENT DEFINING PART OF THE AIRCRAFT'"'"''"'"'S FIXED, INHERENT SUPPORTING STRUCTURE, SAID COMPARTMENT BEING SO CONSTRUCTED AS TO HAVE A MAXIMUM VOLUMETRIC CAPACITY THAT IS SUBSTANTIALLY INDEPENDENT OF THE GAS PRESSURE THEREIN;

  • MEANS FOR INJECTING FLUID INTO SAID COMPARTMENT AT GREATER THAN ATMOSPHERIC PRESSURE, FLUID DRIVEN PROPULSION MEANS, AND FLUID CONDUCTING MEANS FOR CONVEYING PRESSURIZED FLUID FROM SAID COMPARTMENT TO SAID PROPULSION MEANS FOR USE AS A POWER SOURCE.

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