137215 ⎘
Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force; Details relating to the hydraulic feeding circuit; Features or method for avoiding malfunction due to foreign matters in oil Cleaning control of oil control valves
Control Device for Hydraulic Control Valve
#2Variable camshaft timing valve assembly
#3Control screw
#4Method for cleaning continuously variable valve timing system
#5Variable valve timing apparatus
#6Control system of hydraulic pressure control valve
#7VARIABLE VALVE DEVICE AND METHOD OF CONTROLLING THE SAME
#8Hydraulic directional valve
#9Variable valve timing control device
#10SELF CLEANING LOGIC VALVE ASSEMBLY
#11System to release a stuck lock-pin in a cam phaser
#12Oil flow control valve