Aeronautics and astronautics – Aircraft sustentation – Sustaining airfoils
Patent
1975-02-03
1976-10-12
Halvosa, George E. A.
Aeronautics and astronautics
Aircraft sustentation
Sustaining airfoils
B64C 920
Patent
active
039853195
ABSTRACT:
A double segmented airplane flap with the main flap movable by a four-bar linkage and the aft flap programmed with a linkage pivotally mounted to wing support structure. The linkage programming the aft flap segment extends from the wing support structure to an actuating axis point to convert downward movement of the link into rearward movement of a control linkage to control relative movement of the aft segment of the flap.
REFERENCES:
patent: 2137879 (1938-11-01), Ksoll
patent: 2583405 (1952-01-01), Youngman
patent: 3874617 (1975-04-01), Johnson
A.P.C. Application of J. Ksoll, Serial No. 245,580, Published May 25, 1943.
Dean Roy Delmar
Weiland Richard Herschel
Case Morris A.
Donahue Bernard A.
Halvosa George E. A.
Kelmachter Barry L.
The Boeing Company
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