A helicopter is a type of rotorcraft where lift and also thrust are provided by rotors. This allows the helicopter to take off and land vertically, to hover, and also to fly forward, in reverse, as well as laterally. These attributes enable helicopters to be used in congested or isolated locations where fixed-wing plane and many types of upright takeoff as well as landing plane could not perform. The word helicopter is adapted from the French language hélicoptère, created by Gustave Ponton d’Amaourt in 1861, which originates from the Greek helix/helik “twisted, rounded” as well as pteron “wing”. English-language labels for helicopter consist of “chopper”, “helicopter”, “helo“, “heli” and “whirlybird“. Helicopters were established as well as constructed during the first half-century of flight, with the Focke-Wulf Fw 61 being the first operational helicopter in 1936. Some helicopters reached minimal production, but it was not up until 1942 that a helicopter developed by Igor Sikorsky got to full-blown manufacturing, AW-139_SASEMARwith 131 aircraft constructed. [6] Though the majority of earlier styles utilized more than one main rotor, it is the solitary main blades when it comes to anti-torque tail blades setup that has actually come to be one of the most usual helicopter configuration. Tandem rotor helicopters are also in extensive use as a result of their higher payload ability. Co-axial helicopters, Tiltrotor, and hybrid rotorcraft are all flying today. Quadrotor helicopters pioneered as early as 1907 in France, and also various other types of multicopter have been created for specificed applications such as unmanned drones.