Thứ Hai, 18 tháng 5, 2020

10 trực thăng trong lịch sử hàng không

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1. Focke-Wulf Fw-61, The First Helicopter Ever Made. First flown on 26th June 1936

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2. Sikorsky R-4, the First Helicopter Mass-Produced. First flown on 24th January 1942

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3. The Bell 47, the Helicopter First Certified for Use by Civilians. First flown on 8th December 1945

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4. Aerospatiale SA-313 Alouette II, The First Helicopter Made With a Jet Engine. First flown on 12th March 1955

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5. Bell UH-1 Iroquois, the Helicopter Used in the Vietnam War. First flown on 20th October 1956

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6. Mil Mi-8, The Helicopter Most-Produced in the World. First flown on 7th July 1961

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7. Bell 206 JetRanger, the Most Popular Civilian Use Helicopter. First flown on 8th December 1962

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8. Westland Lynx, the First Helicopter With Fully Aerobatic Capabilities. First flown on 21st March 1971

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9. Robinson R-22, Most Cost Efficient and Widely Sold Helicopter. First flown in 1975.

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10. Eurocopter X3, the Fastest Helicopter in the World. First flown on 6th September 2010
 

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