The BMW IV was a
six-cylinder
A straight-six engine (also referred to as an inline-six engine; abbreviated I6 or L6) is a piston engine with six cylinders arranged in a straight line along the crankshaft. A straight-six engine has perfect primary and secondary engine balanc ...
,
water-cooled
Cooling tower and water discharge of a nuclear power plant
Water cooling is a method of heat removal from components and industrial equipment. Evaporative cooling using water is often more efficient than air cooling. Water is inexpensive and no ...
inline aircraft engine built in Germany in the 1920s. Power was in the 180 kW (250 hp) range.
World record
On 17 June 1919
Franz Zeno Diemer
Franz Zeno Diemer (3 July 1889, in Oberammergau – 17 April 1954, in Friedrichshafen) was a flight pioneer in Bavaria, setting a number of world records, and Flight Officer for Bavarian Lifeguard Regiment.
Early life
He was born in Oberammerga ...
flew a
DFW F37, powered by a BMW IV engine to an unofficial world record height of from
Oberwiesenfeld
Oberwiesenfeld is a station on the Munich U-Bahn which opened on October 28, 2007. It is located at the Moosacher Straße at the northern end of the Olympiapark, near the Olympic Village in Am Riesenfeld
Am Riesenfeld is the westernmost of th ...
, reaching that altitude in 89 minutes.
Diemer stated at the time, "I could have gone much higher, but I didn't have enough oxygen."
Applications
*
Arado SC I
*
Albatros L 72
The Albatros L 72 was a German transport aircraft of the 1920s, designed to carry newspapers between German cities for Ullstein Verlag. A single revised example was built for the ''Hamburger Fremdenblatt''.
Design and development
The L 72 was a ...
*
Albatros L 74
The Albatros L 74 was a two-seated German training biplane, produced by Albatros Flugzeugwerke
Albatros Flugzeugwerke GmbH was a German aircraft manufacturer best known for supplying the German Luftstreitkräfte during World War I.
The company ...
*
Caspar C 27 __NOTOC__
The Caspar C 27 was a training seaplane aircraft developed in Germany
Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alp ...
*
DFW F37
*
Heinkel HD 22
*
Heinkel HD 24
The Heinkel HD 24 was a training seaplane developed in Germany in the late 1920s. It was a conventional single-bay biplane with equal- span, staggered wings. The fuselage was braced to both the upper and lower wings with a number of struts on ...
*
Heinkel HD 39
The Heinkel HD 39 was a special-purpose cargo aircraft developed in Germany in the 1920s to distribute the Berlin newspaper '' B.Z.''. It was a conventional single-bay biplane with staggered wings of equal span, and a fuselage that nearly fille ...
*
Junkers A 35
Junkers A 35 was a two-seater cantilever monoplane, used for postal, training and military purposes. The aircraft was designed in the 1920s by Junkers (Aircraft), Junkers in Germany and manufactured at Dessau and by AB Flygindustri in Limhamn, Swe ...
*
Junkers F 13
The Junkers F 13 is the world's first all-metal transport aircraft, designed and produced by the German aircraft manufacturer Junkers.
Produced shortly after the end of the First World War, it was a cantilever-wing monoplane with enclosed accom ...
*
LFG V 59
The LFG V 59 and the LFG V 61 were single engine, twin float passenger seaplanes designed and built in Germany in 1926 by the Luft-Fahrzeug-Gesellschaft. They differed only in their engines.
Design and development
The V 59 and V 61 we ...
*
LFG V 60
The LFG V 60 was a small, single engine, tandem seat floatplane training aircraft, designed and built in Germany in the mid-1920s. About five were constructed.
Design and development
The LFG V 60 was a biplane floatplane, with wings of constan ...
*
Polikarpov R-1 BMW (Soviet unlicensed copy of
Airco DH.9A
The Airco DH.9A is a British single-engined light bomber that was designed and first used shortly before the end of the First World War. It was a development of the unsuccessful Airco DH.9 bomber, featuring a strengthened structure and, cruciall ...
)
*
Kalinin K-Series
*
Rohrbach Ro VII Robbe
The Rohrbach Ro VII Robbe () was an all-metal, twin engine flying boat built in Germany in the 1920s. It could be adapted to commercial or military rôles.
Design and development
As the full company name (Rohrbach Metall-Flugzeugbau) makes clea ...
*
Rohrbach Ro VIII Roland I
*
Type 91 Heavy Tank
*
Type 95 Heavy Tank
The Type 95 heavy tank (, kyūgo-shiki jūsensha) was the final result of Japanese multi-turreted tank design and was in commission during the time period between World War I and World War II. The main armament being a Type 94 70 mm cannon ...
Specifications
See also
References
External links
{{BMW aeroengines
BMW aircraft engines
1910s aircraft piston engines
Straight-six engines