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The Potez IX was an early airliner produced in France in the 1920s, a further development of the
764
/ref> but other aspects of the construction were conventional for the day; wooden structures skinned in plywood (the passenger cabin) or fabric (the rest of the aircraft)."The Paris Aero Show 1921" 22 December 1921, p.842 The pilot sat in an open cockpit aft of the cabin. The prototype flew in 1920,Stroud 1966, p. 176 and was followed by around thirty production examples that differed from it in having a larger tail fin and rudder. The
SEA IV
The SEA IV was a French two-seat military aircraft of World War I and the immediate post-war era.
Development
The SEA IV was designed and built in 1917 by Henry Potez, Louis Coroller, and Marcel Bloch. It was a derivative of their previous SE ...
that Henry Potez
Henry Potez (Méaulte, 30 September 1891 – Paris, 9 November 1981) was a French aircraft industrialist.
He studied in the French Aeronautics School '' Supaéro''. With Marcel Dassault, he was the inventor of the Potez-Bloch propeller which, aft ...
had co-designed during the First World War.Taylor 1989, p.747''The Illustrated Encyclopedia of Aircraft'', p.2760
Design and development
The design mated an entirely new fuselage to the wing and tail structures of the earlier military aircraft."The Paris Aero Show 1921" 22 December 1921, p.841 This fuselage was very deep, nearly filling the interplane gap, and carried within it a fully enclosed cabin with seating for four passengers. The nose area was carefully streamlined with curved aluminium,"The Paris Aero Show 1921" 17 November 1921, p764
/ref> but other aspects of the construction were conventional for the day; wooden structures skinned in plywood (the passenger cabin) or fabric (the rest of the aircraft)."The Paris Aero Show 1921" 22 December 1921, p.842 The pilot sat in an open cockpit aft of the cabin. The prototype flew in 1920,Stroud 1966, p. 176 and was followed by around thirty production examples that differed from it in having a larger tail fin and rudder. The
Compagnie générale transaérienne
The ''Compagnie générale transaérienne'' (CGT: General Trans-Air Company) was a predecessor of Air France, founded in 1909. At first it operated airships in France and Switzerland, then added float planes and direct flights from Paris to London. ...
operated Potez IXs on cross-channel air services between Paris and London. The Compagnie Franco-Roumaine de Navigation Aérienne
CFRNA ("The French-Romanian Company for Air Transport"; french: Compagnie franco-roumaine de navigation aérienne; ro, Compania franco-română de navigație aeriană) was a French Third Republic, French–Kingdom of Romania, Romanian airline, Po ...
flew these on routes linking Paris to Warsaw
Warsaw ( pl, Warszawa, ), officially the Capital City of Warsaw,, abbreviation: ''m.st. Warszawa'' is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland, and its population is officia ...
via Strasbourg
Strasbourg (, , ; german: Straßburg ; gsw, label=Bas Rhin Alsatian, Strossburi , gsw, label=Haut Rhin Alsatian, Strossburig ) is the prefecture and largest city of the Grand Est region of eastern France and the official seat of the Eu ...
and Prague
Prague ( ; cs, Praha ; german: Prag, ; la, Praga) is the capital and largest city in the Czech Republic, and the historical capital of Bohemia. On the Vltava river, Prague is home to about 1.3 million people. The city has a temperate ...
, and from Paris to Budapest
Budapest (, ; ) is the capital and most populous city of Hungary. It is the ninth-largest city in the European Union by population within city limits and the second-largest city on the Danube river; the city has an estimated population ...
via Strasbourg and Vienna
en, Viennese
, iso_code = AT-9
, registration_plate = W
, postal_code_type = Postal code
, postal_code =
, timezone = CET
, utc_offset = +1
, timezone_DST ...
, later extending its services to Bucharest
Bucharest ( , ; ro, București ) is the capital and largest city of Romania, as well as its cultural, industrial, and financial centre. It is located in the southeast of the country, on the banks of the Dâmbovița River, less than north of ...
and Constantinople
la, Constantinopolis ota, قسطنطينيه
, alternate_name = Byzantion (earlier Greek name), Nova Roma ("New Rome"), Miklagard/Miklagarth (Old Norse), Tsargrad ( Slavic), Qustantiniya (Arabic), Basileuousa ("Queen of Cities"), Megalopolis (" ...
. Franco-Roumaine, and its successor airline CIDNA operated the Potez IX until 1928.Stroud 1966, p. 177
The Potez IX S, a one-off modified version with wings of larger area, flew in the Grand Prix de l'Aéro Club de France in June 1921 with Gustave Douchy at the controls."The French Aero Club Grand Prix", p.430 Douchy was disqualified in the third stage of the competition.
Specifications
Notes
References
* * * * * * * * {{Potez aircraft R09 1920s French airliners Aircraft first flown in 1921 Single-engined tractor aircraft Biplanes