Aeronautics and astronautics – Aircraft control – Rudders and empennage
Patent
1975-12-15
1977-02-22
Blix, Trygve M.
Aeronautics and astronautics
Aircraft control
Rudders and empennage
244 43, B64C 502
Patent
active
040088677
ABSTRACT:
Aircraft having supersonic and subsonic flight capabilities which utilize variable geometry tail units and fixed front planes to generally improve airworthiness and safety of aircraft during takeoff and landing, and which additionally have a reduced air resistance during high-speed flight and thus save propulsion energy.
REFERENCES:
patent: 1916813 (1933-07-01), Sessa
patent: 2376636 (1945-05-01), Thompson
patent: 2941752 (1960-06-01), Gluhareff
patent: 3181820 (1965-05-01), Burnelli
patent: 3478989 (1969-11-01), Bielefeldt
patent: 3493197 (1970-02-01), Spearman
patent: 3902686 (1975-09-01), Wykes et al.
Barefoot Galen L.
Blix Trygve M.
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