140389 ⎘
the engine being of the reciprocating-piston type
Sub-classes:System with multiple forced induction engines
#2System with multiple forced induction engines
#3Turbine engine system utilizing an augmented combustion module
#4USE OF HOT GASES AND DEVICES
#5Pulsed detonation engine
#6Piston-jet engine
#7Seal for pulse detonation engine
#8Aircraft combination engines exhaust thrust recovery
#9Vibration isolation engine mount system and method for ducted fans