Multiple piston expansion chamber engine

Multiple piston expansion chamber engine

Multiple piston expansion chamber engine

Multiple throttle mechanism for internal combustion engines

Multiple-cycle, piston-type internal combustion engine

Multiport manifold

Narrow angle V-type engine

Naturally aspirated eight cylinder internal combustion engine

Non-return valve of the flap type for flow concentration

Nutating disc engine

Nutating spider crank reciprocating piston machine

Odd-cylinder V-type internal combustion engine

Offset crankshaft mechanism for an internal combustion engine

One-piece lost foam pattern for an intake manifold

One-piece wave deflector for I.C. engine intake system

Opposed piston combustion engine

Opposed piston internal combustion engine with special scavengin

Opposed piston swash plate engine

Opposed reciprocating piston internal combustion engine

Oscillatory motion apparatus