Swiss Copter Americas Dragonfly: The Ecological Helicopter Without Engine

The helicopters are fascinating flying machines where the rotation of a motor blade to generate a movement in the contradiction direction of the fuselage which must be counteracted by a tail rotor.

The Dragonfly ultra light of Swiss copter Americas rather do without the engine and uses two small rockets positioned directly on the blade tip, so the small tail rotor is used merely to change the direction of the aircraft.

The two rockets produced by Tecaeromex are powered by a mixture of water and Hydrogen peroxide (H2O2), as used Jetpack, Emitting merely water vapor exhaust.

The Dragonfly DF1 seater weighs just over 100 kilograms and can reach speeds of 185 km / h, though the autonomy of 65 km / h is 50 minutes flight with standard tanks.