The Gnome 7 Gamma was a French designed, seven-cylinder,
air-cooled
Air-cooled engines rely on the circulation of air directly over heat dissipation fins or hot areas of the engine to cool them in order to keep the engine within operating temperatures. Air-cooled designs are far simpler than their liquid-cooled ...
rotary aero engine
An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Aircraft using power components are referred to as powered flight. Most aircraft engines are either piston engines or gas turbin ...
. Powering several pre-
World War I
World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
era aircraft types it produced 70
horsepower
Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors. There are many different standards and types of horsepower. Two common definitions used today are t ...
(52 kW) from its
capacity of 12 litres (680 cubic inches).
[Lumsden 2003, p. 151.]
A 14-cylinder variant was known as the Gnome 14 Gamma-Gamma.
Variants
;Gnome 7 Gamma
:Seven-cylinder, single-row rotary engine.
;Gnome 14 Gamma-Gamma
:14-cylinder, two-row rotary engine using Gamma cylinders. 140 hp (104 kW).
Applications
''List from Lumsden''
Gnome 7 Gamma
*
Blériot XXI
*
Bristol Biplane Type T
*
Bristol Prier-Dickson
*
Henry Farman Biplane
*
Grahame-White Passenger Biplane VIIc
*
Handley Page H.P.3
*
Morane-Borel seaplane
*
Nieuport Monoplane
*
Paulhan Biplane
*
Royal Aircraft Factory B.E.3
*
Royal Aircraft Factory B.E.4
*
Short School Biplane
*
Short S.32
*
Short S.36
*
Short S.38
*
Short S.45
*
Sopwith Three-Seater
*
Vickers No.6 Monoplane
*
Vickers No.8 Monoplane
Gnome 14 Gamma-Gamma
*
Royal Aircraft Factory B.E.7
*
Short S.41
Specifications (Gnome 7 Gamma)
See also
References
Notes
Bibliography
* Lumsden, Alec. ''British Piston Engines and their Aircraft''. Marlborough, Wiltshire: Airlife Publishing, 2003. .
{{Gnome-Rhône aeroengines
Air-cooled aircraft piston engines
1910s aircraft piston engines
Gamma
Gamma (; uppercase , lowercase ; ) is the third letter of the Greek alphabet. In the system of Greek numerals it has a value of 3. In Ancient Greek, the letter gamma represented a voiced velar stop . In Modern Greek, this letter normally repr ...
Rotary aircraft piston engines