138654 ⎘
Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging; Engines with oppositely-moving reciprocating working pistons with one piston having a smaller diameter or shorter stroke than the other
Fuel supply system for engine warm-up
Method and means for controlling combustion
STEAM ENHANCED DOUBLE PISTON CYCLE ENGINE
Steam enhanced double piston cycle engine