The Tupolev ANT-29 (military designation DIP – ''Dvukhmotorny istrebitel pushechny'', "twin-engined cannon fighter") was a 1930s twin-engined,

cannon A cannon is a large- caliber gun classified as a type of artillery, which usually launches a projectile using explosive chemical propellant. Gunpowder ("black powder") was the primary propellant before the invention of smokeless powder ...

-armed fighter designed by Alexander Arkhangelsky and built by

Tupolev Tupolev (russian: Ту́полев, ), officially Joint Stock Company Tupolev, is a Russian aerospace and defence company headquartered in Basmanny District, Moscow. Tupolev is successor to the Soviet Tupolev Design Bureau (OKB-156, design off ...

. Design work started in 1932 on a twin-engined aircraft capable of carrying two APK-100 cannon. The resulting design was the ANT-29 and it first flew in February 1935.It was a

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 ...

with a tall and narrow

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 ...

, powered by two

Hispano-Suiza 12Y The Hispano-Suiza 12Y was an aircraft engine produced by Hispano-Suiza for the French Air Force before the Second World War. The 12Y became the primary French 1,000 hp (750 kW) class engine and was used in a number of famous aircraft, ...

brs engines. The cannon were mounted at the bottom of the fuselage, and unusually they were accessible to the crew in flight for loading and maintenance. During tests the machine had reasonable performance but was longitudinally unstable. The aircraft did not enter production.

Specifications

References

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Bibliography

* {{Soviet fighter designations 1930s Soviet fighter aircraft ANT-29 Low-wing aircraft Aircraft first flown in 1935 Twin piston-engined tractor aircraft