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Avro 671 "Rota" Mk.1 (licence-built Cierva C.30A) (general purpose autogyro - used for radar station testing) Bristol "Heliogyro" RI/II (experimental helicopter) Cierva W.5 - 2-seater twin outrigger rotor helicopter, first flight 1938. Cierva W.6 - twin rotor helicopter, flown in 1939; Cierva W.9 - jet efflux torque compensation design. Built ...
In this image taken in 1944, one of Langley Research Center's Sikorsky YR-4B/HNS-1 helicopters is seen in the 30 × 60 full-scale tunnel. The Sikorsky R-4 is a two-seat helicopter that was designed by Igor Sikorsky with a single, three-bladed main rotor and powered by a radial engine.
Helicopters like this H-19 were used in the Korean war. [107] [108] The Korean war was the first time the helicopter was used extensively in a conflict. [107] While helicopters such as the Sikorsky YR-4 were used in World War II, [109] their use was rare, and Jeeps like the Willys MB were the main method of
German infantry weapons in the Askifou War Museum, Crete Lists of World War II military equipment are lists of military equipment in use during World War II (1939–1945). ). They include lists of aircraft, ships, vehicles, weapons, personal equipment, uniforms, and other equi
The scout helicopter, flying at low level in a nap-of-the-earth approach, attempts to both locate the enemy armoured columns and to map out approaches and ambush positions for the attack helicopters. Late-model scout helicopters include laser designators to guide missiles fired from the attack helicopters.
In all, Sikorsky produced over 400 helicopters before the end of World War II. [96] While LePage and Sikorsky built their helicopters for the military, Bell Aircraft hired Arthur Young to help build a helicopter using Young's two-blade teetering rotor design, which used a weighted stabilizer bar placed at a 90° angle to the rotor blades.
Most nations used obsolete combat types for advanced training, although large scale training programs such as the British Commonwealth Air Training Plan (BCATP) required more aircraft than were available and aircraft were designed and built specifically to fulfill training roles. Intermediate trainers were used in several countries but ...
The early marks of Spitfire and Hurricane had machine guns that were, however, of the .30 calibre (7.62mm) class, with less hitting power than heavier calibre weapons firing non-explosive bullets - the Germans' MG 131 machine gun, the Japanese Ho-103 machine gun, the Soviets' Berezin UB and particularly the "light-barrel" AN/M2 version of the ...