Aeronautics and astronautics – Aircraft sustentation – Sustaining airfoils
Patent
1971-11-09
1976-04-27
Blix, Trygve M.
Aeronautics and astronautics
Aircraft sustentation
Sustaining airfoils
244 40R, B64C 310
Patent
active
039529711
ABSTRACT:
An airfoil having an upper surface shaped to control flow accelerations and pressure distribution over the upper surface and to prevent separation of the boundary layer due to shock wave formulation at high subsonic speeds well above the critical Mach number. A highly cambered trailing edge section improves overall airfoil lifting efficiency.
REFERENCES:
patent: 1889864 (1932-12-01), Merrill
patent: 2833492 (1958-05-01), Fowler
"NASA Supercritical Wing", NASA Release No. 69-27, Feb. 7, 1969.
"New Wing Designed for Faster Planes", Richard Witkin, New York Times, pp. 1, 65, Feb. 9, 1969.
"New Design for Transonic Wing to be Tested on Modified F-8", Warren C. Wetmore, Aviation Week and Space Technology, Feb. 17, 1969, pp. 22-23.
"Advanced Airfoils Studied for Transports," David A. Brown, Aviation Week & Space Technology, June 22, 1970, pp. 55-57, 60.
"Ultimate Wing for Subsonic Jets may be Major Breakthrough," Product Engineering, July 6, 1970, pp. 92-93.
Thomas, B. K., Jr., "New Wing Promises Design Breakthrough" Aviation Week & Space Technology, July 24, 1967, pp. 25-26.
"The Upside--Down Wing," Time, Feb. 21, 1969, p. 66.
Blix Trygve M.
Kelmachter Barry L.
Manning John R.
Osborn Howard J.
The United States of America as represented by the Administrator
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