FLYING VEHICLE MAIN ROTOR BLADE Russian patent published in 1997 - IPC

Abstract RU 2093421 C1

FIELD: aeronautical engineering. SUBSTANCE: change of chord length L and shift of aerodynamic center are of such amount that leading edge 5 and trailing edge 6 of blade 1 have no break in longitudinal direction; common aerodynamic center is located in pitch change axis. EFFECT: enhanced efficiency. 12 cl, 10 dwg

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RU 2 093 421 C1

Authors

Fransua Valenten Tulmehj[Fr]

Daniel' Ann Fal'Shero[Fr]

Dates

1997-10-20Published

1993-04-08Filed