The Gnome 9 Delta was a French designed, nine-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. In all combustion engines, a great percentage of the heat ge ...
rotary aero engine that was produced under license in Britain. Powering several
World War I
World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...
era aircraft types it produced from its
capacity of .
Variants
;Delta:The baseline 9-cylinder rotary engine.
;Delta-Delta:An 18-cylinder two-row rotary engine - Two Deltas on a common crankshaft.
Applications
''List from Lumsden''
*
Avro Type 500
*
Caudron Type L
The Caudron Type L was a two-seat French pusher configuration amphibious biplane, flown around 1913 and intended for naval use.
Design
With unequal span, two bay, unstaggered wings and an open frame fuselage the Type L had much in common ...
*
Pemberton-Billing P.B.25
The Pemberton-Billing P.B.25 was a First World War British single-seat scout aircraft built by Pemberton-Billing Limited, later Supermarine Aviation Works Limited.
Design and development
The P.B.23 was designed in 1915 as a single-seat bipl ...
*
Royal Aircraft Factory S.E.2
The Royal Aircraft Factory S.E.2 (Scout Experimental) was an early British single-seat scout aircraft. Designed and built at the Royal Aircraft Factory in 1912–13 as the B.S.1, the prototype was rebuilt several times before serving with the R ...
*
Vickers No.7 Monoplane
*
Vickers F.B.9 Gunbus
Engines on display
*A preserved Gnome 9 Delta engine is on public display at the
Musée des Arts et Métiers
The Musée des Arts et Métiers () (French for Museum of Arts and Crafts) is an industrial design museum in Paris that houses the collection of the Conservatoire national des arts et métiers, which was founded in 1794 as a repository for the pr ...
,
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), ma ...
Specifications (9 Delta)
See also
References
{{Gnome-Rhône aeroengines
Air-cooled aircraft piston engines
1900s aircraft piston engines
Delta
Delta commonly refers to:
* Delta (letter) (Δ or δ), a letter of the Greek alphabet
* River delta, at a river mouth
* D ( NATO phonetic alphabet: "Delta")
* Delta Air Lines, US
* Delta variant of SARS-CoV-2 that causes COVID-19
Delta may also ...
Rotary aircraft piston engines