Statements (61)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
aircraft engine
|
| gptkbp:application |
gptkb:World_War_I_aircraft
|
| gptkbp:bore |
5.5 in
|
| gptkbp:compressionRatio |
5.2:1
|
| gptkbp:coolingSystem |
liquid cooling
water-cooled |
| gptkbp:displacement |
12.0 L
|
| gptkbp:drivetrain |
overhead valve
|
| gptkbp:engine |
longitudinal
aircraft engine design |
| gptkbp:engineConfiguration |
V-type
|
| gptkbp:engineType |
dual ignition system
|
| gptkbp:firstFlight |
1917
|
| gptkbp:fuelType |
aviation gasoline
magneto carburetor |
| https://www.w3.org/2000/01/rdf-schema#label |
Liberty L-12R engine
|
| gptkbp:is_used_in |
military aircraft
|
| gptkbp:manufacturer |
gptkb:Liberty_Engine_Company
|
| gptkbp:maximum_speed |
1,800 RPM
|
| gptkbp:notableUsers |
gptkb:De_Havilland_DH.4
gptkb:Boeing_MB-1 gptkb:Handley_Page_O/400 gptkb:Martin_MB-1 Vickers Vimy |
| gptkbp:performances |
high reliability
high power-to-weight ratio naturally aspirated moderate maintenance requirements approximately 1,000 hours |
| gptkbp:powerOutput |
400 hp
|
| gptkbp:produces |
over 20,000
|
| gptkbp:productionYears |
1917-1920
|
| gptkbp:related_engine |
thermostat
exhaust system fuel pump fuel tank water pump spark plugs intake manifold radiator magneto oil cooler carburetor starter motor engine mounts oil tank engine cowling valve covers timing gears engine control levers engine gauges propeller reduction gear radiator cap |
| gptkbp:setting |
liquid-cooled
|
| gptkbp:stroke |
6.0 in
|
| gptkbp:successor |
gptkb:Liberty_L-12_engine
|
| gptkbp:torque |
high torque output
pressure lubrication |
| gptkbp:type |
gptkb:V12_engine
|
| gptkbp:weight |
600 lb
|