Low weight reciprocating engine

Modular engine construction

Motion conversion mechanism for converting between rotating and

Motorcycle engine

Motorcycle type internal combustion engine having optimally disp

Multi-cylinder engine

Multi-cylinder engines

Multi-cylinder internal combustion engine

Multi-piston camwheel engine

Multicylinder, two-stroke, radial engine for model airplanes and

Multiple circular slider crank reciprocating piston internal com

Narrow angle V-type engine

Odd-cylinder V-type internal combustion engine

Opposed piston combustion engine

Opposed reciprocating piston internal combustion engine

Oscillatory motion apparatus

Oscillatory motion apparatus

Oscillatory motion apparatus

Overhead camshaft V-2 engine

Paired beam engines and pumps