Rotary cylinder head for barrel type engine

Rotary motion transformer

Rotary sleeve-valve internal combustion engine

Rotating cylinder valve engine

Rotor engine

Sheet processing apparatus and sheet processing method

Six-stroke internal combustion engine

Slanted internal combustion engine

Sleeve valve system for internal combustion engine having ellipt

Spark ignition engine control device

Spark-ignition engine controller

Spark-ignition engine controller

Staged internal combustion engine with interstage temperature co

Stepped piston engine

Stepped piston internal combustion engine

Stepped piston two-cycle internal combustion engine

Swash plate engine with fixed torque reaction member

Swirl-injection type eight-stroke engine

Two cycle internal combustion engine

Two cycle loop scavenged engine with improved transfer passage f