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The Societe Nationale Industrielle Aerospatiale , was ranked at the top of the european aerospace industry in terms of turnover, manpower and the range and quality of its products.
It designs and build a comprehensive line of aerospace hardware, from the light utility plane to the Airbus widebody, from light helicopters to the heavy lift twin-engine troop carrying version, from the man-portable antitank missile to the strategic ballistic missile, from weather satellites to the Ariane launcher and the Hermes spacecraft. In 1992, merged with german Daimler Benz Aerospace AG (DASA) to create Eurocopter and in 2000, becomes part of the European Aeronautic Defence and Space Company ( EADS ).

1947: Sud-Est SE 3000 A twin-rotor six-seat model developed from the German Focke-Achgelis Fa 223. Used a welded steel-tube fuselage with cantilever outriggers extending outward and upward from each side of the fuselage to carry the twin-three blades rotors. The power plant was a Bramo Fafnir BMW 323 R2 fourteen-cylinder two-row radial air-cooled engine developing 1000 hp. The crew of two was accommodated in a fully-glazed cockpit with the four passenger cabin behind. A small power-driven crane was fitted for lifting or for rescue work

1947: Sud-Ouest SO 1100 Ariel The first Sud-Ouest helicopter, was an all metal, two-seat with Tip jet powered rotors.

June 1948: Sud-Est SE 3101 / 3110 Experimental models for testing a new twin-rotor anti-torque stabilizer. Were the ancestors of the Alouettes

March 23, 1949: Sud-Ouest SO 1110 Ariel II

The Ariel still used the 190 hp piston engine with Turbomeca compressor but with a modified tail

1951: Sud-Ouest SO 1120 Ariel III

The last Ariel got a 275 hp Artouste I Turbomeca turbine

July 31, 1952: Sud-Est SE 3120 Alouette One unit was built and used as the Alouette II 's prototype. Made world record in close-circuit for a helicopter remaining 13 hs 56 minutes in flight.

January 2, 1953: Sud-Ouest SO 1220 First flight of the Djinn prototype.

December 16, 1953: Sud-Ouest SO 1221 Djinn
Developed from the Ariel models, the Djinn was one of the first successes of the French aeronautical industry with 178 units built for 10 countries.
The Engine was a Palouste gas generator to power the tip jets. The aircraft had no electrics and the engine was started by hand with a large starting handle sticking out of the starboard side. .

1954 : The US Army received 3 Djinn called YHO-1

March 12, 1955: Sud-Est SE 3130 Alouette II

First world's turbine helicopter to enter production

Alouette 2 Production List

Continue - Part II

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