Air vehicle

Aeronautics and astronautics – Aircraft – lighter-than-air – Airship and fluid sustained

Patent

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Details

244 23C, B64B 134

Patent

active

046856404

ABSTRACT:
An air vehicle for lifting loads generates lift forces from helium gas within a torus-shaped envelope having a central passageway, and from a fan arrangement designed to direct air downwardly through the passageway. Lateral propulsion units are provided on the envelope. In one embodiment, the fan arrangement comprises two fans carried by a saddle supported on the envelope, while in another embodiment a single fan is carried by a gondola suspended from the envelope.

REFERENCES:
patent: 1332787 (1920-03-01), Whalen
patent: 3410507 (1968-11-01), Moller
patent: 3658278 (1972-04-01), Batchelor
patent: 4114837 (1978-09-01), Pavlecka et al.
patent: 4269375 (1981-05-01), Hickey

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