The Junkers K 47 was a two-seater
fighter aircraft
Fighter aircraft are fixed-wing military aircraft designed primarily for air-to-air combat. In military conflict, the role of fighter aircraft is to establish air superiority of the battlespace. Domination of the airspace above a battlefield ...
developed in
Sweden
Sweden, formally the Kingdom of Sweden,The United Nations Group of Experts on Geographical Names states that the country's formal name is the Kingdom of SwedenUNGEGN World Geographical Names, Sweden./ref> is a Nordic country located on ...
by the Swedish subsidiary of the German firm Junkers during the late 1920s, a civil development of which was designated the A 48.
Design and development
Designed to meet a requirement of the Turkish government for a new fighter, the K 47 was a
strut
A strut is a structural component commonly found in engineering, aeronautics, architecture and anatomy. Struts generally work by resisting longitudinal compression, but they may also serve in tension.
Human anatomy
Part of the functionality o ...
-braced, low-wing
monoplane
A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple planes.
A monoplane has inherently the highest efficiency and lowest drag of any wing confi ...
of conventional design. Two open
cockpit
A cockpit or flight deck is the area, usually near the front of an aircraft or spacecraft, from which a Pilot in command, pilot controls the aircraft.
The cockpit of an aircraft contains flight instruments on an instrument panel, and the ...
s accommodated the pilot and tail-gunner, and the
empennage
The empennage ( or ), also known as the tail or tail assembly, is a structure at the rear of an aircraft that provides stability during flight, in a way similar to the feathers on an arrow.Crane, Dale: ''Dictionary of Aeronautical Terms, third ed ...
was designed with twin vertical surfaces to maximise the rearward field of fire. The main units of the fixed,
tailskid undercarriage shared part of the truss structure that braced the wings. The design was originally undertaken by
Karl Plauth
Leutnant Karl Plauth was a German World War I flying ace credited with 17 aerial victories. He would crash a Junkers A 32 to his death on a test flight.
Biography
See also Aerial victory standards of World War I
Karl Plauth was born on 27 August ...
, but completed after his death by
Hermann Pohlmann
Hermann Pohlmann (26 June 1894 – 7 July 1991) was a German aerospace engineer.
He was the principal designer of the Junkers Ju 87 ''Stuka'', a dive bomber used during World War II, before becoming Deputy Chief Designer at Blohm & Voss.
Aft ...
. The aircraft had to be built at first in Sweden, because it was patently a military-type aircraft and therefore banned in Germany according to the terms of the Versailles Treaty.
Operational history
By the time the K 47
prototype
A prototype is an early sample, model, or release of a product built to test a concept or process. It is a term used in a variety of contexts, including semantics, design, electronics, and Software prototyping, software programming. A prototyp ...
was complete, Turkey had already lost interest in the type, but with the
Soviet Union
The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, it was nominally a federal union of fifteen national ...
indicating interest, work continued. Eventually, however, the Soviet government only purchased two or three examples.
The only operational use of the type was
China
China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
(Nanking government), which bought ten aircraft in 1931, and was presented one more in 1934 (the last one was named the ''T'ien C'hu No.1'', after the factory, which had funded it).
[Andersson, Lennart (2008). ''A History of Chinese Aviation - Encyclopedia of Aircraft and Aviation in China until 1949''. AHS. , p. 273.] With the flare-up of the
Shanghai Incident of 1932, the
Chinese Air Force
The People's Liberation Army Air Force (PLAAF; ), also known as the Chinese Air Force (中国空军) or the People's Air Force (人民空军), is an Air force, aerial service branch of the People's Liberation Army, the regular army, regular ...
dispatched various fighter-attack planes to the Shanghai
Hongqiao Aerodrome and the Hangzhou
Qiaosi Airbase, while the
Imperial Japanese Navy
The Imperial Japanese Navy (IJN; Kyūjitai: Shinjitai: ' 'Navy of the Greater Japanese Empire', or ''Nippon Kaigun'', 'Japanese Navy') was the navy of the Empire of Japan from 1868 to 1945, when it was dissolved following Japan's surrender ...
dispatched planes from aircraft carriers ''
Hōshō'' and ''
Kaga''; a surprise attack by a 15-aircraft formation composed of
Nakajima Type 3 fighters and
Mitsubishi Type 13 attack-bombers saw a Chinese Junkers K 47 with pilot Shi Bangfan and his rear-seat gunner Shen Yanshi just managing to takeoff from Qiaosi as the Japanese raid commenced, and although gunner Shen's gun jammed, pilot Shi would continue to dogfight the Japanese, eventually pilot Shi was shot and his engine damaged, and had to force-land his Junkers.
Demonstrations were also carried out in
Romania
Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...
,
Portugal
Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...
, and
Latvia
Latvia ( or ; lv, Latvija ; ltg, Latveja; liv, Leţmō), officially the Republic of Latvia ( lv, Latvijas Republika, links=no, ltg, Latvejas Republika, links=no, liv, Leţmō Vabāmō, links=no), is a country in the Baltic region of ...
without any resulting orders, although one aircraft may have been purchased by
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
. Three aircraft were used by the ''
Reichswehr
''Reichswehr'' () was the official name of the German armed forces during the Weimar Republic and the first years of the Third Reich. After Germany was defeated in World War I, the Imperial German Army () was dissolved in order to be reshaped ...
'' clandestine
training
Training is teaching, or developing in oneself or others, any skills and knowledge or Physical fitness, fitness that relate to specific practicality, useful Competence (human resources), competencies. Training has specific goals of improving on ...
facility at
Lipetsk
Lipetsk ( rus, links=no, Липецк, p=ˈlʲipʲɪtsk), also romanized as Lipeck, is a city and the administrative center of Lipetsk Oblast, Russia, located on the banks of the Voronezh River in the Don basin, southeast of Moscow. Populatio ...
and a small number of the unarmed civil version were purchased by the
DVS.
K 47s were also used in trials to investigate
dive bombing
A dive bomber is a bomber aircraft that dives directly at its targets in order to provide greater accuracy for the bomb it drops. Diving towards the target simplifies the bomb's trajectory and allows the pilot to keep visual contact throughou ...
, experiments that would be formative of Pohlmann's thinking in designing the
Ju 87
The Junkers Ju 87 or Stuka (from ''Sturzkampfflugzeug'', "dive bomber") was a German dive bomber and ground-attack aircraft. Designed by Hermann Pohlmann, it first flew in 1935. The Ju 87 made its combat debut in 1937 with the Luftwaffe's Cond ...
. Indeed, the second Ju 87 prototype was fitted with a K 47 tail.
Operators
;
*
Soviet Air Force
The Soviet Air Forces ( rus, Военно-воздушные силы, r=Voyenno-vozdushnyye sily, VVS; literally "Military Air Forces") were one of the air forces of the Soviet Union. The other was the Soviet Air Defence Forces. The Air Forces ...
- Two or three aircraft, used for tests and trials.
;
Republic of China
Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the northeast ...
*
Chinese Nationalist Air Force
Chinese can refer to:
* Something related to China
* Chinese people, people of Chinese nationality, citizenship, and/or ethnicity
**''Zhonghua minzu'', the supra-ethnic concept of the Chinese nation
** List of ethnic groups in China, people of va ...
- eleven used since 1931.
[
]
Specifications (K 47)
References
Bibliography
* Andersson, Lennart. "Chinese 'Junks': Junkers Aircraft Exports to China 1925-1940". ''Air Enthusiast'', No. 55, Autumn 1994, pp. 2–7.
*
*
External links
The Hugo Junkers Homepage
External links
{{RLM aircraft designations
1920s German fighter aircraft
K 47