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Hawker-Siddeley HS.138 (ducted fans) [2] Hawker-Siddeley HS.145; Hawker Siddeley P.1017 (cancelled supersonic vectored thrust) Hawker Siddeley P.1154 (cancelled supersonic vectored thrust) Hawker Siddeley P.1184-16 Dash 18; Hawker Siddeley P.1217; Heinkel Lerche (coleopter; not built) Hiller VZ-1 Pawnee (ducted fan) Hiller X-18
A quadcopter, also called quadrocopter, or quadrotor [1] is a type of helicopter or multicopter that has four rotors. [ 2 ] Although quadrotor helicopters and convertiplanes have long been flown experimentally, the configuration remained a curiosity until the arrival of the modern unmanned aerial vehicle or drone.
The Hubsan X4 is a series of very small, lightweight, remotely controlled quadcopters (sometimes considered unmanned aerial vehicles or "drones") which utilize four propellers (hence the "X4" designation) powered by a single lithium-polymer battery. Since the marketing of the first model, several upgrades and improvements have taken place, each ...
Rotorcraft manufacturers fall into two categories: . those that can design, certify and manufacture new designs from scratch and; those that can only manufacture extant designs under license.
Gyro 200 ED mini-UAV Quadcopter of the Gyrofly Innovations. [46] [47] Gyro 500 Mini-UAV Quadcopter of the Gyrofly Innovations. [48] Harpia This is a medium size tactical UAV of the Harpia Systems (Joint-Venture of the Embraer Defense and Security, AEL Systems and Avibras), [49] [50] halted in January 2016 [51] Hornet H2 UAV of the BRVANT. [40]
Aircraft whose primary form of thrust is derived from a piston engine, rotary engine or turboshaft driving a ducted fan. Subcategories This category has the following 2 subcategories, out of 2 total.
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