Variable valve timing with actuator locking for internal...

Variable valve timing with actuator locking for internal...

Variable valve train apparatus for an internal combustion...

Variable valve train for a cam activated lifting valve of an...

Variable valve train mechanism of internal combustion engine

Variable valve train of an internal combustion engine

Variable valve train of an internal combustion engine

Variable valve train of internal combustion engine

Variable valve train system for internal combustion engine

Variable valve type internal combustion engine and control...

Variable valve type internal combustion engine and control...

Variable valve type internal combustion engine and control...

Variable valve unit for internal combustion engine

Variable valve unit for internal combustion engine

Variable valve unit for vee shape engine

Variable valve-stroke controls

Variable valve-stroke controls

Variable valve-stroke controls

Variable valve-stroke controls

Variable valve-timing apparatus in an internal combustion engine