Almost zero combustion chamber

Compression or spark ignition four-stroke internal combustion en

Contra-rotating twin crankshaft internal combustion engine

High-performance internal-combustion engine, particularly of the

Hybrid electric powertrain

Internal combustion engine

Internal combustion engine

Internal combustion engine system

Internal combustion engine with arced connecting rods

Internal combustion engine with rail spark plugs and rail fuel i

Linear to rotational motion converter

Method and devices for controlling the combustion of a four stro

Modular engine

Motorcycle with twin crankshaft mechanism

Power machine lubrication

Reciprocating machine

Siamese piston arrangement internal combustion engine

Torque balanced opposed-piston engine

Twin crankshaft mechanism with arced connecting rods

V shaped multi-cylinder engine of crankcase compression type