The Bell 533 was a research helicopter built by Bell Helicopter under contract with the United States Army during the 1960s, to explore the limits and conditions experienced by helicopter …

The Bell 533 was a research helicopter built by Bell Helicopter under contract with the United States Army during the 1960s, to explore the limits and conditions experienced by helicopter …

On 6 April, 1965, the Model 533 flew at 402km/h in level flight and 409km/h in a shallow dive. It showed also its outstanding manoeuvrability in performing 2g turns and 60deg banks at …

Dec 13, 2017 · An early-model Huey was outfitted with wing mainplanes and fuselage-mounted jet engines for added propulsion to become the Bell Model 533 - also known as the "High …

Jun 28, 2021 · The Bell 533 was referred to as the High Performance Helicopter (HPH) by the Army, and reached a top speed of 274.6 knots (508.6 km/h; 316.0 mph) in 1969, before being …

Aug 13, 1976 · The Bell 533, 56-9723, in on3 of its many configurations. It was flown with two- and four-bladed main rotors, with and without wings, and with and without turbojet engines. …

Army to test the limits of high-speed rotorcraft with combined engine configurations. Early Huey models were fitted with wing main aircraft and fuselage mounted jet engines to provide …

The Bell 533 was built in 1959 from the first YH-40 (one of six pre-production aircraft that led to the UH-1) in response to a request from the United States Army's Transportation Research …

Converted by Bell with modified rotor mast inside a redesigned fairing, a modified vertical tail unit, and extensive streamiling, resulting in level flight speeds of over 170 mph and 180 mph in …

Aug 10, 2021 · As a leader in HSVTOL technology, Bell has pioneered innovative VTOL prototypes like the X-14, X-22, XV-3, XV-15, Bell 533, TR911X and many others.