Zhou Enlai was the first China-made helicopter ride straight-5 (Figure)
straight -5 is China’s Harbin Aircraft Manufacturing Company production piston single-rotor helicopter, the new China’s first production helicopter.
straight -5 China Harbin Aircraft Manufacturing Company production piston single-rotor helicopter, the new China’s first production helicopter.
the helicopter is based on the former Soviet Union production of rice -4 helicopter made of imitation. January 19, 1958, China’s Harbin Aircraft Manufacturing Company began to imitate, on December 14 the same year the first test flight, test pilot for the money Guang, Cheng Shaoying.
1963 年 9 21, straight -5 helicopter allowed mass production and the armed forces. Subsequently, the technical staff for a number of technical improvements to their work. Are: the original design made of wood rotor, but also for the most demanding specifications required for wood, metal straight -5 replaced by raw material manufacturers for the rotor. Practice has proved that this change not only extended the life of the rotor, but also improve the helicopter’s flight performance.
straight -5 also abolished the original design activities in the fuel tank installed inside the cabin, increasing the effective volume of cargo; open on the floor in the cabin of a 650 × 900 mm, hatch, easy to hang up or delivery of goods .
through a series of technical improvements, straight -5 maximum level flight speed from 185 km/h to 210 km/h, cruising speed from 140 km/h to 170 km/h, the highest rise flight limited by the 5500 meters to 6,000 meters.
straight -5 is a multi-purpose helicopter, with passenger transport, agriculture, forestry, aerial, water rescue and many other modifications can be complicated weather conditions day and night flying, for airborne, transport, ambulance, water life-saving, geological prospecting, forest fire, border patrol and other missions. The helicopter can carry 11 fully equipped paratroopers, overloading can transport 15, and can carry 1200 kg of small equipment or cargo, ambulance stretcher when transported eight wounded and a medical staff. Can lift 1350 kilograms of goods outside.
straight -5 helicopter in Treasure Island, Paracel Islands, Vietnam border war in self-defense had to perform military transport and rescue missions, disaster relief work throughout the country also repeated construction feats.
1966 年 3 8, Xingtai earthquake in China, Premier Zhou Enlai is the helicopter ride straight -5 visited the disaster area disaster. Helicopter No. 3889 this aircraft existing in the China Aviation Museum, is a national key cultural relics.
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