Le Rhône 9J

E105710

Le Rhône 9J is a widely used French nine-cylinder rotary aircraft engine of World War I, known for powering several iconic fighter planes.

All labels observed (3)

Label Occurrences
Le Rhône 9C 1
Le Rhône 9J canonical 1
Le Rhône 9Jb 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf air‑cooled aircraft engine
piston aircraft engine
rotary aircraft engine
application fighter aircraft
reconnaissance aircraft
trainer aircraft
bore approximately 105 mm
coolingSystem air‑cooled
countryOfOrigin France
cylinderConfiguration single‑row radial
displacement about 15 liters
engineLayout rotary
era World War I
family Le Rhône 9‑cylinder rotary engine family
fuelSystem carburetor with fuel‑air mixture control
fuelType gasoline
historicalSignificance one of the most widely used French rotary engines of World War I
ignitionSystem dual magneto ignition
introducedInDecade 1910s
licenseBuiltAs Clerget‑built and other licensed copies in Allied countries
manufacturer Société des Moteurs Le Rhône
material steel cylinders with aluminum crankcase
notableFeature entire engine rotates with the propeller
widely used Allied rotary engine
numberOfCylinders 9
poweredAircraft Hanriot HD.1
Nieuport 17
Nieuport 17
surface form: Nieuport 23

Nieuport 24
Nieuport 27
Clerget 9B
surface form: SPAD S.A series (early variants)

Sopwith Camel
surface form: Sopwith Camel (early variants and license‑built equivalents)

various training aircraft of World War I
powerOutput 110 hp
approximately 82 kW
propellantMixture gasoline and castor oil lubrication mix
propellerDrive direct drive
stroke approximately 140 mm
successor Le Rhône 9J self-linksurface differs
surface form: Le Rhône 9Jb
usedBy Service Aéronautique
surface form: Aéronautique Militaire (France)

Belgian Air Service
British military aviation
French military aviation
Italian military aviation
Royal Flying Corps
Royal Naval Air Service
other Allied air services
usedInConflict World War I
valvetrain single overhead valve per cylinder

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sopwith Camel typicalEngineModel Le Rhône 9J
Sopwith Pup typicalEngineType Le Rhône 9J
this entity surface form: Le Rhône 9C
Le Rhône 9J successor Le Rhône 9J self-linksurface differs
this entity surface form: Le Rhône 9Jb