Engineering:Farman HF.10

Short description: 1910s French reconnaissance aircraft

HF.10
Role	Reconnaissance aircraft
Manufacturer	Farman
Designer	Henri Farman
First flight	1912
Number built	2

The Farman HF.10 was a reconnaissance aircraft built in France shortly before the First World War.

Development

The HF.10 was developed in 1911 for the military aircraft competition (Concours Militaire), held in Reims. The HF.10 had a Gnome Rhone engine, but the subsequent HF.10bis had a slightly more powerful Gnome Gamma engine with a power of 70 hp.

Specifications

Data from

General characteristics

• Crew: 3
• Length: 10.20 m (33 ft 6 in)
• Wingspan: 16.00 m (52 ft 6 in)
• Height: 2.70 m (8 ft 10 in)
• Wing area: 72 m² (780 sq ft)
• Empty weight: 350 kg (772 lb)
• Max takeoff weight: 550 kg (1,213 lb)
• Powerplant: 1 × Gnome Omega 7-cylinder air-cooled rotary piston engine, 37 kW (50 hp)
• Propellers: 2-bladed fixed-pitch wooden pusher propeller

Performance

• Maximum speed: 80 km/h (50 mph, 43 kn)
• Range: 315 km (196 mi, 170 nmi)

Bibliography

• Liron, Jean (1984). Les avions Farman. Collection Docavia. 21. Paris: Éditions Larivière. OCLC 37146471. 

Further reading

• Hartmann, Gérard. "Le grand concours d'aviation militaire de Reims 1911". Gérard Hartmann. https://www.hydroretro.net/etudegh/grand_concours_d_aviation_militaire__reims_1911.pdf. 
• Moulin, Jean (October 2004). "Reims 1911, le premier concours d'appareils militaires au monde!" (in fr). Avions: Toute l'aéronautique et son histoire (139): 51–58. ISSN 1243-8650. 
• Opdycke, Leonard E. (1999). French Aeroplanes before the Great War. Atglen, Pennsylvania: Schiffer Publishing. ISBN 0-7643-0752-5.