Dornier Do 19
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The Dornier Do 19 was a
German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ge ...
four-engine
heavy bomber Heavy bombers are bomber aircraft capable of delivering the largest payload of air-to-ground weaponry (usually bombs) and longest range ( takeoff to landing) of their era. Archetypal heavy bombers have therefore usually been among the larg ...
that first flew on 28 October 1936. Only one
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 programming. A prototype is generally used to ...
flew, and it was converted to a
transport Transport (in British English), or transportation (in American English), is the intentional movement of humans, animals, and goods from one location to another. Modes of transport include air, land ( rail and road), water, cable, pipelin ...
in
1938 Events January * January 1 ** The new constitution of Estonia enters into force, which many consider to be the ending of the Era of Silence and the authoritarian regime. ** State-owned railway networks are created by merger, in France ...
. The other two were scrapped. The ''
Luftwaffe The ''Luftwaffe'' () was the aerial-warfare branch of the German '' Wehrmacht'' before and during World War II. Germany's military air arms during World War I, the '' Luftstreitkräfte'' of the Imperial Army and the '' Marine-Fliegerabt ...
'' had a shortcoming in the lack of an efficient heavy bomber fleet. ''Generalleutnant'' Walther Wever, the ''Luftwaffe''s first Chief of Staff, was the most persistent advocate of a German long-range strategic bomber fleet. It was built for the ''Luftwaffe''s
Ural bomber The Ural bomber was the initial aircraft design program/competition to develop a long-range bomber for the Luftwaffe, created and led by General Walther Wever in the early 1930s. Wever died in an air crash on June 3, 1936, and his successor Alber ...
program under General Wever, competing against the Junkers Ju 89. The RLM ''Technisches Amt'' issued a specification for a four-engine heavy bomber. But after Wever's death in an airplane crash in June 1936, Wever's successor,
Albert Kesselring Albert Kesselring (30 November 1885 – 16 July 1960) was a German '' Generalfeldmarschall'' of the Luftwaffe during World War II who was subsequently convicted of war crimes. In a military career that spanned both world wars, Kesselring beca ...
, canceled Germany's long-range
bomber A bomber is a military combat aircraft designed to attack ground and naval targets by dropping air-to-ground weaponry (such as bombs), launching torpedoes, or deploying air-launched cruise missiles. The first use of bombs dropped from an air ...
projects to concentrate on tactical bombers. Both Dornier and Junkers were competitors for the contract, and each received an order for three prototypes in late 1935. The Dornier design was given the project number Do 19, while the Junkers prototype became the Ju 89.


Design and development

The Dornier Do 19 was a mid-wing
cantilever A cantilever is a rigid structural element that extends horizontally and is supported at only one end. Typically it extends from a flat vertical surface such as a wall, to which it must be firmly attached. Like other structural elements, a cant ...
design, and was mostly metal in construction. It had a rectangular-section
fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraft t ...
and the tail had braced twin fins and
rudder A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, aircraft, or other vehicle that moves through a fluid medium (generally air or water). On an aircraft the rudder is used primarily to counter adve ...
s, mounted on the upper surface of the
tailplane A tailplane, also known as a horizontal stabiliser, is a small lifting surface located on the tail ( empennage) behind the main lifting surfaces of a fixed-wing aircraft as well as other non-fixed-wing aircraft such as helicopters and gyropl ...
, itself set low on the rear fuselage. This was quite similar to the tail of the contemporary British
Armstrong Whitworth Whitley The Armstrong Whitworth A.W.38 Whitley was a British medium bomber aircraft of the 1930s. It was one of three twin-engined, front line medium bomber types that were in service with the Royal Air Force (RAF) at the outbreak of the Second World ...
medium bomber A medium bomber is a military bomber Fixed-wing aircraft, aircraft designed to operate with medium-sized Aerial bomb, bombloads over medium Range (aeronautics), range distances; the name serves to distinguish this type from larger heavy bombe ...
. It also had retractable
landing gear Landing gear is the undercarriage of an aircraft or spacecraft that is used for takeoff or landing. For aircraft it is generally needed for both. It was also formerly called ''alighting gear'' by some manufacturers, such as the Glenn L. Mart ...
, including the tailwheel. The powerplant, according to some sources, was supposed to be four
Bramo 322 The Siemens-Halske Sh 22 (also known as SAM 22) was a nine-cylinder aircraft radial engine manufactured by Siemens & Halske in Germany in the 1930s. Following the reorganization of its manufacturer and change in military nomenclature, the engine ...
H-2
radial engine The radial engine is a reciprocating type internal combustion engine configuration in which the cylinders "radiate" outward from a central crankcase like the spokes of a wheel. It resembles a stylized star when viewed from the front, and is ...
s that were mounted in nacelles at the leading edges of the wings. It had a crew of ten, which would have consisted of a pilot, co-pilot, navigator, bombardier, radio operator and five gunners. The V1 prototype flew on 28 October 1936. After ''Generalleutnant'' Wever died in an airplane crash on 3 June 1936, the heavy bomber program lost its momentum, and never recovered. When the ''Luftwaffe'' was given its heavy blow over the skies of England, the error of not having heavy bombers became apparent. By then, however, it was too late to develop the bombers required. Albert Kesselring, Wever's successor, believed that what Germany required were more fighters and tactical bombers. Also Kesselring and Jeschonnek had suggested to Göring that it would be better to drop heavy bomber projects due to material shortages. Around 2.5 tactical bombers could be built with the same material as one heavy bomber. In May 1937 Göring is reported as saying to Milch ‘The Führer does not ask me how big my bombers are, but how many there are’ Irving, D (1973) The Rise and Fall of the Luftwaffe, P 54 London: Cox and Wyman ISBN 0 297 76532 9 Therefore, the V2 and V3 prototypes were scrapped. The original V1 became a transport in 1938. The Dornier Do 19 had a disappointing performance: it was slow, carried only a 1,600 kg bombload, and had only medium range. In fact, the whole Ural bomber concept had already been abandoned, not only because the required range was impossible, but also because existing navigation and bombsights were not up to the task.


Specifications (Do 19 V2)


See also


References


External links


WW2 in Color
{{Authority control Abandoned military aircraft projects of Germany Do 019 1930s German bomber aircraft 1930s German military transport aircraft Four-engined tractor aircraft Mid-wing aircraft World War II heavy bombers of Germany Aircraft first flown in 1936 Four-engined piston aircraft