Bell 47. A photo. Characteristics. History.
US, UK, Japan and Italy
A type: Light utility helicopters and trainer
Capacity: The pilot and two passengers
This miniature helicopter model 47 company "Bell" - the world's first truly successful helicopter - was built at the end of 1940-- early 1970-ies in the number 5000 copies. Production lines have been installed in Italy by "Agusta" in the UK company "Westland" and the company "Kawasaki" in Japan. This helicopter can trace their ancestry from the helicopter model 30 1943, the sample, which is in the amount of ten units ordered for evaluation US Army.
Following the recommendations on the overall improvement of the army helicopter company "Bell" created at the end of the model year 1945 47, which became the first helicopter certified by the US Office of Civil Aeronautics. Military orders followed in 1947 year. US Air Force helicopters acquired under the designation YR-13, and the US Navy - under the designation of HTL-1. The US Army has also "got into the suit," acquired the following year 65 helicopters H-13V. , Bell continued to improve its model 13, as reported more and more civilian and military orders and 1953, the company focused on the production model of the helicopter I 47G.
Military helicopter H-13 widely used to evacuate the wounded in Korea, taking the dangerous task of aircraft "Grsskhopper" since World War II. The armed forces of many countries for the first time got the experience of multiple use helicopters, "Bell» 47, and today it is still in operation, albeit in significantly reduce the number. Many former military helicopter "Bell» 47 were in civil registers across the globe, but in recent years a small number regain psevdovoennuyu coloring and joined the collection of fans of historical movements of military aircraft.
Bell 47 - American light helicopter. «Bell» Designed by the firm Arthur Young designer on the basis of Bell 30. For the first time in the United States received a certificate in flight 1946. Widely used during the Korean War (1950-1953) as a coherent and search and rescue helicopter.
Manufactured in various military and civilian versions (more than 30 options). Depending on the version and release, was made with different types of cabin and the fuselage was equipped with different variants of piston engines (power 200-305l.s.).
Bell 47. A photo.
It was the best helicopter in its class until the end of 1960-x. Remained in serial production to 1973, 5600 cumulatively produced more helicopters. Manufactured by the Italian company Agusta at 1954-1976 license, as well as KawasakiHeavyIndustries (Japan) and WestlandAircraft (UK). In the registry, the FAA (United States Aviation Administration) registered 1068 Bell47 helicopters.
Used in countries
- Republic of China
- Dominican Republic
- New Zealand
- Sri Lanka
- United Kingdom
Bell 47. Photo booths.
Features helicopter Bell 47:
The greatest number of passengers: 1-3 passengers (depending on version), or 2 injured on stretchers
Fuselage length: 9,2m
The diameter of the rotor: 10,71m
The diameter of the tail rotor: 1,73m
The area swept rotor: 89,65kv.m.
Profile wing: NACA.0011- ending (rotor blade), NACA.0017- root
The base chassis 2,286m
Track chassis 1,784m
Empty weight: 701kg
Curb weight: 798kg
Normal takeoff weight: 963kg
The highest take-off weight: 1066kg
Volume of fuel tanks: 109,8l
Mass fuel in internal tanks: 78,9kg
Powerplant: 1 × piston AircooledMotors O3355
Engine power: 1 × 200l.s. (1 × 147kVt)
at the ground: 148km / h
at an altitude of 579m: 152km / h
The speed at FL: 120km / h
Practical range: 194,5km
Flight duration: 1,9ch
Static ceiling: 457m (out of ground effect)
Rate of climb: 5m / s
The vertical rate of climb: 1,73m / s
The load on the drive: 10,74kg / m (under normal takeoff weight)
Thrust-to-weight ratio: 152Vt / kg (in the normal takeoff weight)
Bell 47. Gallery.
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