The Righter/Kiekhaefer O-45 was an air-cooled,
two-stroke
A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a Thermodynamic power cycle, power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being comple ...
aircraft engine of
flat-twin
A flat-twin engine is a two-cylinder internal combustion engine with the cylinders on opposite sides of the crankshaft. The most common type of flat-twin engine is the boxer-twin engine, where both pistons move inwards and outwards at the same ti ...
configuration, used extensively for powering
target drone
A target drone is an unmanned aerial vehicle, generally remote controlled, usually used in the training of anti-aircraft crews.
One of the earliest drones was the British DH.82 Queen Bee, a variant of the Tiger Moth trainer aircraft operationa ...
s in the late 1940s.
Kiekhaefer O-45-1
New England Air Museum. Accessed 2013-02-12.
Designed by the Righter Manufacturing Company, the O-45 was also built by the Kiekhaefer Corporation and the Menasco Motors Company
The Menasco Motors Company was an American aircraft engine and component manufacturer.
History
The company was organized by Albert S. Menasco in 1926 to convert World War I surplus Salmson Z-9 water-cooled nine-cylinder radials into air-coole ...
.
Model Designations of USAF Aircraft Engines
'. Air Force-WPAFB-O-6. USAF Air Materiel Command, 1950. Section I., Page 1.
Variants
;O-45-1
: version
;O-45-3
: version
;O-45-35
: Navy version of O-45-3
Applications
* Beecraft Wee Bee
* Frankfort OQ-16/ TD3D
* Globe KD3G Snipe
* Globe KD4G Quail
* OQ-15
* Radioplane OQ-6
* Radioplane OQ-14
* Radioplane OQ-17/ KDR
* Radioplane TDD
* ULM 811 Ultra Cruiser Ultavia
Specifications (O-45-1)
See also
References
{{US military piston aeroengines
Boxer engines
1940s aircraft piston engines
Two-stroke aircraft piston engines