Tags: Aircraft.
The Cierva W.9 was a British 1940s experimental helicopter with a three-blade tilting-hub controlled main rotor and torque compensation achieved using a jet of air discharged from the rear port side of the fuselage.
Tags: Aircraft.
The Cierva W.9 was a British 1940s experimental helicopter with a three-blade tilting-hub controlled main rotor and torque compensation achieved using a jet of air discharged from the rear port side of the fuselage.
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