Fluid Propelled Airplane

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Fluid Propelled Airplane

This design is for a Fluid Sustained and Fluid Propelled Aircraft. "This invention pertains to wingless aircraft or aerodynes in which propellers are enclosed within the air ducts and particularly to aircraft having a plurality of air ducts." The patent was issued in December, 1959 to Alexander M. Lippisch for the Collins Radio Company.
View Patent: USPTO | Google

Comments

Fluid

The 'Fluid' part of the patent refers to just the air. 15, is a downward facing venturi which provides lift, 17 is an aft facing thrust nozzle. It propells and lifts itself ie, with air, without requiring wings.