HELICOPTER DISK-TYPE WING Russian patent published in 2007 - IPC B64C39/00

Abstract RU 2299835 C2

FIELD: aviation; disk-type wings.

SUBSTANCE: proposed disk-type wing for helicopter has through horizontal holes whose walls are airtight and watertight; these holes may be opened or closed. Through vertical holes are located symmetrically around central hole or around center of disk-type wing when there is no central hole. Lower surface of disk-type wing may be flat or ellipsoid in shape. Through vertical holes of helicopter disk-type wing are made in form of Laval nozzles.

EFFECT: enhanced efficiency.

2 cl, 5 dwg

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RU 2 299 835 C2

Authors

Kulikov Evgenij Alekseevich

Dates

2007-05-27—Published

2005-07-27—Filed