Did you mean:
keywords:(helicopter motor)
Full-scale-tunnel Performance Tests of the PV-2 Helicopter Rotor
Response of helicopter rotors to periodic forces
Static-Thrust Tests of Six Rotor-Blade Designs on a Helicopter in the Langley Full-Scale Tunnel
Aerodynamic Characteristics of Four NACA Airfoil Sections Designed for Helicopter Rotor Blades
Full-scale Investigation of the Blade Motion of the PV-2 Helicopter Rotor
Effect of rotor-blade twist and plan-form taper on helicopter hovering performance
Response of a helicopter rotor to oscillatory pitch and throttle movements
An analytical study of the steady vertical descent in autorotation of single-rotor helicopters
The application of airfoil studies to helicopter rotor design