The Take Off TBM 12 is an
aircraft engine
An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Most aircraft engines are either piston engines or gas turbines, although a few have been rocket powered and in recent years many ...
, designed and produced by
Take Off GmbH of
Hamm
Hamm (, Latin: ''Hammona'') is a city in North Rhine-Westphalia, Germany. It is located in the northeastern part of the Ruhr area. As of 2016 its population was 179,397. The city is situated between the A1 motorway and A2 motorway. Hamm railwa ...
,
Germany
Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...
, for use in
ultralight and
homebuilt aircraft
Homebuilt aircraft, also known as amateur-built aircraft or kit planes, are constructed by persons for whom this is not a professional activity. These aircraft may be constructed from "scratch", from plans, or from assembly kits.Armstrong, Kenn ...
.
[Tacke, Willi; Marino Boric; et al: ''World Directory of Light Aviation 2015-16'', pages 262-263. Flying Pages Europe SARL, 2015. ]
Design and development
The TBM 12 engine is a twin-cylinder
four-stroke
A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...
,
horizontally-opposed, displacement, air-oil-cooled, gasoline engine design, with a
helical gear mechanical gearbox
reduction drive with reduction ratios of 3.5:1, 2.58:1, 2.13:1 and 1.8:1. It employs
electronic ignition and produces at 7200 rpm, with a
compression ratio
The compression ratio is the ratio between the volume of the cylinder and combustion chamber in an internal combustion engine at their maximum and minimum values.
A fundamental specification for such engines, it is measured two ways: the stati ...
of 13.1:1.
The engine is based upon a
BMW motorcycle engine design.
The engine specifications carry a manufacturer's warning that the engine has not been tested, nor is certified for aircraft use, and that neither BMW nor Take Off accept any liability for aircraft use or consequential damages.
Specifications (TBM 12)
See also
References
External links
*
{{Take Off aircraft
Take Off aircraft engines
Air-cooled aircraft piston engines
2000s aircraft piston engines