Helicopter
Videos
A helicopter is a type of rotorcraft in which lift and thrust are supplied by horizontally spinning rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forward, ba
VH-SUF, a McDermott Aviation Bell 214 taking off after refuelling.
Cabin view looking out from a helicopter in flight
Bell 412CF looking forward from the tail, showing its twin turbine engine exhausts
1956 Hiller YROE-1 one-man "Rotorcycle" being tested at NASA Ames Research Center
Helicopter rotor
Videos
On a helicopter, the main rotor or rotor system is the combination of several rotary wings with a control system, that generates the aerodynamic lift force that supports the weight of the helicopter,
A Bell AH-1 SuperCobra with a 2-bladed semirigid main rotor
NOTAR helicopter with a rotorless tail
Tail Rotor of a Sea Lynx, the smaller tail rotor counteracts the torque of the spinning main rotor in many designs, although there are other solutions to this, such as having two counter-rotating main rotors
Looking up at CH-53G, which has 6-blades on its main rotor