FIELD: vertical take-off and landing flying vehicles. SUBSTANCE: helicopter rotor consists of hub fitted on shaft and blades terminating in swivel cantilevers mounted for control by swashplate. Lower side of cantilevers are provided with aerodynamic plates-compensators. EFFECT: cyclic variable of sweep angle and respective shift of propeller area relative to axis of rotation for increase of forward speed. Increased forward speed. 3 dwg
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