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Bell 208 – In 1965, Bell experimented with a single twin-engine Model 208 "Twin Huey" prototype, which was a UH-1D fitted with Continental XT67-T-1 twin-pack engine module, consisting of two power turbines driving a common gearbox. This exercise was performed as an experiment using company funds.
The Bell Huey family of helicopters includes a wide range of civil and military aircraft produced since 1956 by Bell Helicopter.This H-1 family of aircraft includes the utility UH-1 Iroquois and the derivative AH-1 Cobra attack helicopter series and ranges from the XH-40 prototype, first flown in October 1956, to the 21st-century UH-1Y Venom and AH-1Z Viper.
Bell certified a civil version of the UH-1B incorporating some minor safety improvements, such as improved door locks. The aircraft was marketed as the Bell 204B. [3] Later on as the "long cabin" Hueys supplanted the Bravo in the transport role, the UH-1B became increasingly used in a "gunship" role equipped with machine guns and rockets.
Bell 211 Huey Tug With up-rated dynamic system and larger wide chord blades, the Bell 211 was offered for use as the US Army's prime artillery mover, but not taken up. [ 9 ] Bell Huey II : A modified and re-engined UH-1H, improvements were an Allison T53-L-703 turboshaft engine providing 1,343 kW (1,800 shp), a vibration-reduction system ...
This page is a list of countries which have used or are current users of the Bell UH-1 Iroquois or are military users of the Bell 204 and 205, along with their military units. Due to the widespread use of this aircraft, the list may not be comprehensive or up to date, it is one of the most widely used helicopters in the late 20th century.
Bell 204B height–velocity diagram, showing the unsafe region on the left, due to insufficient airspeed for autorotation, the takeoff profile, and the unsafe region on the lower right due to limited pilot reaction time.
UH-1B serial number 60-3601 on display at Lackland Air Force Base, Texas. This is an incomplete list of displayed Bell UH-1 Iroquois helicopters. The Bell UH-1 Iroquois experienced a production number in the thousands (both short and long-frame types), and many are in service in nations around the world.
The Bell AH-1 Cobra is a single-engined attack helicopter developed and manufactured by the American rotorcraft manufacturer Bell Helicopter. A member of the prolific Huey family, the AH-1 is also referred to as the HueyCobra or Snake. The AH-1 was rapidly developed as an interim gunship in response to the United States Army's needs in the ...