Презентация на тему "Вертолёт"

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The first mention of vertical take off the machine appeared in China around 400 AD . The device is a toy in the form of a stick with attached to the end of this stick feathers in the form of a screw , which should promote in his hands clamped to create lift , and then let go. In China

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The unit of Leonardo da Vinci Figure aircraft Leonardo da Vinci in 1483

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Working machine by Lomonosov In 1754, Mikhail Lomonosov tried to create a vertical take-off aircraft , which were to provide twin screws ( parallel to the axes ), but this device is not meant manned flights .

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The first vertical flight ( 1907 ) The first ever vertical flight took place August 24, 1907 and lasted for one minute. The flight was on a leash, without a pilot and was not controlled . The helicopter , built brothers Louis and Jacques Breguet , led by Professor Charles Richet , took to the air on 50 cm . The machine weighed 578 kg and was equipped with an engine capacity of 45 hp . The device has 4 rotors with a diameter of 8.1 m, each screw consisted of eight blades.

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First Pilot ( 13 November 1907 ) The first person to rise into the air in a helicopter , was a French bicycle manufacturer Paul Cornu . November 13, 1907 , he built a helicopter lifting it vertically into the air to a height of 50 cm and was in the air for 20 seconds.

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М i -1 The first serial Soviet helicopter - the Mi-1 design bureau under the guidance of Mil . In 1950 it went into mass production The first production helicopter

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upgrade 18 May 1911 Distinguished Engineer B . N . Yuriev published « S ingle-rotor helicopter scheme with tail rotor blades and the swashplate . » Nowadays the mechanism is used in most helicopters.

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September 14, 1939 in the United States Igor Sikorsky rose the first helicopter VS- 300 in the air. He managed it himself. Sikorsky helicopter

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Ка-52 The Ka-52 Alligator . The Ka-52 (NATO - Hokum B , or "Alligator" ) - Russian command vehicle Army Aviation and Marine Corps , carrying out reconnaissance , target designation and coordination of groups of combat helicopters. The machine is capable of hitting armored and unarmored vehicles , manpower and aerial targets on the battlefield. It Is a further development of the model Ka-50 "Black Shark" . October 29, 2008 mass production of the " Alligator has begun at the " Progress" .

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М i -28 Mi-28 (NATO - Havoc, literally - " spoiler ") - Russian attack helicopter , designed to search for and destruction in the face of strong enemy fire tanks and other armored vehicles , as well as low-speed air targets and enemy personnel . Service entered in 2007 .

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Ми-28 Ка-50 Акула The length of the fuselage 17,05 m 14,21 m height 3,82 4,93 The diameter of the rotor 17,2 m 14,5 m cruising speed 270 km/h 270 km/h Maximum speed 300 km/h 315 km/h Rate of climb 13,6 m / s 30 m / s Ка-50 акула vs. Ми-28