Junkers F.13

Junkers F.13

PaysGermany
RôleTransport de petites voyageurs
Premier vol25 juin 1919
Construit322

Lla Junkers F.13 (également connu sous le nom de F 13) était le monde’premier avion de transport entièrement métallique, développé en Allemagne à la fin de la Première Guerre mondiale. Il s’agissait d’un monoplan avancé à aile en porte-à-faux, pouvant accueillir quatre passagers. Plus de 300 ont été vendus. Il a été en production pendant treize ans et en service commercial pendant près de vingt ans.

Source: Junkers F.13 sur Wikipédia

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Voir aussi :

Seconde Guerre mondiale : l’histoire visuelle définitive de la Blitzkrieg à la bombe atomique (DK Definitive Visual Histories) - Amazon Carte par carte de la Seconde Guerre mondiale (carte par carte de l’histoire du Danemark) - Amazon


A Revolution in Civil Aviation

Lla Junkers F.13 was a landmark in aviation history. Developed immediately after WWI by Hugo Junkers, it was the first aircraft designed specifically as a commercial passenger plane rather than a converted bomber. While other 1919-era planes were made of wood and fabric, the F.13 was built entirely of duralumin. Its cantilever wing design—meaning it had no drag-inducing external struts or wires—set the template for every modern airliner flying today.

Attribute Technical Specification (F.13ge)
Rôle Civil Passenger / Transport Aircraft
Crew 2 (Open cockpit)
Capacité 4 Passengers (Enclosed cabin)
First Flight June 25, 1919
Groupe motopropulseur 1 × BMW IV 6-cylinder water-cooled inline
Horsepower 250 hp (186 kW)
Vitesse maximale 106 mph (170 km/h)
Range 870 miles (1,400 km)

Corrugated Strength & Comfort

  • Corrugated Duralumin Skin: The F.13s most famous feature is its « washboard » skin. The corrugation provided immense structural rigidity without adding significant weight, making the aircraft incredibly durable in harsh environments from the Arctic to the Tropics.
  • The Cantilever Wing: Unlike biplanes of the era, the F.13s wing was internally braced. This « clean » wing allowed for much higher efficiency and speed, a direct result of Hugo Junkerspioneering research into aerodynamics.
  • Luxury for Passengers, Elements for Pilots: In a strange twist of 1920s logic, the passengers sat in a heated, upholstered, and enclosed cabin with large windows. Meanwhile, the pilots sat in an open-air cockpit just behind the engine, exposed to the wind and rain.
  • Modular Landing Gear: The F.13 was designed to be versatile. It could be fitted with standard wheels, large wooden skis for snow, or twin duralumin floats for water operations.

A Global Legacy

  • Founding of Airlines: The F.13 was the primary aircraft used to establish many of the worlds early airlines, including Lufthansa (Germany), SCADTA (Colombia), and Ad Astra Aero (Switzerland).
  • Longevity: Over 300 F.13s were built. Because of their metal construction, they outlasted their wooden competitors by decades, with some remaining in commercial service well into the late 1940s.
  • The American Connection: John Larsen imported F.13s to the US as the « JL-6. » One of these was used by the US Post Office to pioneer transcontinental airmail routes.
  • Modern Rebirth: The design is so legendary that a Swiss team (RIMOWA) built a 1:1 flying replica of the F.13 in 2016, using the original drawings to bring the « Annelise » back to the skies.

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