Sud-Ouest Aviation V/STOL Aircraft
Société Nationale de Constructions Aéronautiques du Sud-Ouest (SNCASO) or Sud-Ouest Aviation
Sud-Ouest Aviation -> Sud Aviation (1957) -> Aérospatiale (1970)

Sud-Ouest compound helicopter model



Compound
Perspex model of a Sud-Ouest compound helicopter with two turboprop engines was shown at the 1955 Paris Air Show.
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DEVER Lift + Lift/Cruise
Study in 1954-1955 called the DEVER (Décollage Vertical = vertical take-off). The pilot stood for take-off; after transition, he was prone. The armament was a single air-to-air missile. The details on the landing system are unknown.
    DEVER
  • Power: three afterburning jet engines arranged in pods at 120° intervals around the base of the tail-sitting fuselage.
  • Thrust: 1,440 kg (3,175 lb) with afterburner
  • Maximum Speed: 1.5 Mach
  • Wing span: 4 m (13.1 ft)
  • Length: 10.5 m (34.4 ft)
  • Empty Weight: 2,515 kg (5,545 lb)
  • Maximum VTO Weight: 4,000 kg (8,818 lb)
  • 3-side-view
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    Sources:
  • The V/STOL Encyclopedia Series: Volume 2 France 10 December 2002.

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