twin-rotor helicopter
31Dissymmetry of lift — in rotorcraft aerodynamics refers to an uneven amount of lift on opposite sides of the rotor disc. It is a phenomenon that affects single rotor helicopters in lateral flight, whether the direction of flight be forwards, sideways or in reverse.… …
32Boeing CH-47 Chinook — CH 47 Chinook Field artillery section sling loading an M198 howitzer for airlift by a CH 47 Chinook Role …
33Mil V-12 — Mi 12 redirects here. For other uses, see MI 12 (disambiguation). V 12 Mil V 12 at Groning …
34Focke Achgelis Fa 223 — infobox Aircraft name = Fa 223 Drache type = Helicopter manufacturer = Focke Achgelis caption = designer = first flight = introduced = avyear|1941 introduction= retired = status = primary user = Luftwaffe more users = France Czechoslovakia… …
35Bell Boeing V-22 Osprey — V 22 redirects here. For other uses, see V22 (disambiguation). V 22 Osprey …
36MBB Bo 105 — Bo 105 A German registered Bo 105 Role Light utility helicopter Manufacturer …
37Rotorcraft — A rotorcraft is a heavier than air flying machine that uses lift generated by wings that revolve around a mast called rotor blades. Several rotor blades mounted to a single mast is referred to as a rotor. Rotorcraft may also include the use of… …
38Cierva Air Horse — W.11 Air Horse Rear view, the three rotors can be seen Role Single engine three rotor helicopter Manufacturer Cierva Autogiro Company, Ltd …
39Sikorsky CH-37 Mojave — CH 37 Mojave CH 37 Mojave attempting to lift a crashed Piasecki H 21. Role …
40Vertibird — was the name of a line of toy helicopter products made by Mattel between 1971 and the early 1980s. DescriptionGeneralThe VertiBird helicopter flies around a central base containing an electric motor, spring lift assist, pitch control, batteries,… …
