2-4 Cycle change-over engine and its control system

Combustion control apparatus for engine

Control system for controlling variable valve type internal...

Cycle changeable engine

Double cycle internal combustion engine

Dual cycle engine

Dual cycle engine process

Engine cycle control system

Engine cycles

Engine selectively operable in two- and four-cycle modes

Four stroke thermal engine capable of temporary boost

Heat engine

Hydro-mechanical overhead for internal combustion engine

Internal combustion engine and method for operating an...

Internal combustion engine of compression ignition type

Internal-combustion engine

Method and apparatus for multiple cycle internal combustion engi

Method for extending HCCI load range using a two-stroke...

Method for operating a direct injection internal combustion...

Method of torque modulation