Akira Hidaka

Engine valve control mechanism

Cam shaft assembly for use in internal combustion engine

Engine cylinder valve control system

Application of a Variable Valve Event and Timing System to Automotive Engines

Intake/exhaust valve driving controller of internal combustion engine

Valve-operating device for engine with two banks and variable valve timing and working angle mechanism

Variable Ventilbetätigungseinrichtung für einen Verbrennungskraftmotor Variable valve actuator for an internal combustion engine

Ventilbetätigungsvorrichtung für eine Brennkraftmaschine mit zwei Zylinderreihen und mit veränderbarem Ventilsteuerzeit- und Arbeitswinkel-Einstellmechanismus The valve operating device for an internal combustion engine with two rows of cylinders and variable valve timing and working angle adjustment

A valve operating device for an internal combustion engine with two cylinder banks and a variable valve timing with and operation angle adjustment mechanism

Steuersystem für Ventile eines Motorzylinders A control system for an engine cylinder valves