Engineering:Lioré et Olivier LeO 9
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Short description: 1920s French fighter aircraft
| LeO 9 | |
|---|---|
| Role | Fighter |
| National origin | France |
| Manufacturer | Lioré et Olivier |
| First flight | 1923 |
| Number built | 1 |
The Lioré et Olivier LeO 9 was a French monoplane fighter built in 1923.
Design and development
The LeO 9 was a low wing monoplane fighter of all-metal construction using a Joukowski aerofoil.[1] Despite excelling in flight tests, the LeO 9 was not ordered into production.[2]
Specifications
Data from [3]
General characteristics
- Crew: one
- Length: 6.59 m (21 ft 7 in)
- Wingspan: 10.94 m (35 ft 11 in)
- Height: 2.18 m (7 ft 2 in)
- Wing area: 17 m2 (180 sq ft)
- Airfoil: Joukowski airfoil[1]
- Gross weight: 1,175 kg (2,590 lb)
- Powerplant: 1 × Hispano-Suiza 8Fb 8-cylinder V-shaped liquid cooled, 220 kW (300 hp)
- Propellers: 2-bladed
Performance
- Maximum speed: 280 km/h (170 mph, 150 kn)at sea level
- Service ceiling: 7,000 m (23,000 ft)
References
- ↑ 1.0 1.1 "Joukowski Airfoils". Caltech. http://brennen.caltech.edu/fluidbook/basicfluiddynamics/potentialflow/complexvariables/joukowskiairfoils.pdf. Retrieved 3 February 2019.
- ↑ "Liore et Olivier LeO 9". http://aviadejavu.ru/Site/Crafts/Craft33290.htm.
- ↑ "Lioré et Olivier LeO-9 - avion de chasse - Un siècle d'aviation française". Aviafrance.com. https://www.aviafrance.com/liore-et-olivier-leo-9-aviation-france-154.htm. Retrieved 2019-01-31.
Bibliography
- Hartmann, Gérard. Les Avions Lioré Et Olivier. Boulogne-Billancourt, France: ETAI. 2002. ISBN:2-7268-8607-8 (in French)
- Riccio, Philippe (November–December 2019). "De l'avion Eiffel au LeO 9: Le chasseur trop en avance sur son temps" (in French). Avions (232): 67–79. ISSN 1243-8650.
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