137213 ⎘
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
Sub-classes:Contaminant pathway for camshaft phaser
#2Check valve for exhausting flow of fluid from a variable cam timing phaser
#3Camshaft adjusting system with means for catching hydraulic fluid draining from a valve in order to directly recirculate the fluid into the camshaft adjuster
#4Particulate trap for a camshaft phaser
#5Particle separating system
#6Valve opening and closing timing control apparatus
#7Valve opening and closing timing control apparatus
#8Variable valve timing apparatus
#9Camshaft adjusting device
#10Electromagnet for a hydraulic system
#11Electromagnet for a hydraulic system
#12Flow passage partition structure and fluid control valve
#13Control system of hydraulic pressure control valve
#14Internal combustion engine having a device for changing the relative angular position of a camshaft with respect to a crankshaft
#15Valve timing control apparatus
#16Control device for an engine
#17Valve timing control device
#18Oil control valve degradation detection and cleaning strategy
#19Camshaft and phaser assembly
#20Cam cap and oil passage connection structure
#21Cam cap
#22Hydraulic circuit, particularly for camshaft adjusters, and corresponding control element
#23Controller for Oil Control Valve
#24Camshaft adjuster
#25Fluid control valve
#26Camshaft adjuster
#27Camshaft adjuster
#28Camshaft with cams that can be rotated in relation to each other, especially for motor vehicles
#29Hydraulic directional valve
#30Valve timing control apparatus
#31Valve timing control apparatus
#32SELF CLEANING LOGIC VALVE ASSEMBLY
#33Diagnosis system for vane-type variable valve timing controller
#34Valve timing adjusting apparatus
#35Cam angle sensor mounting structure
#36Valve timing controller
#37System to release a stuck lock-pin in a cam phaser
#38Self-cleaning valve assembly
#39Electromagnetic valve unit and engine cover unit
#40Valve timing control apparatus for internal combustion engine
#41Engine with variable value timing device
#42Variable valve timing control system of internal combustion engine
#43Method of automatically flushing debris from an electrically-operated hydraulic valve
#44Oil control valve and installing method thereof
#45Electrically driven camshaft adjuster
#46Valve timing control device
#47Oil flow control valve
#48Oil supply structure for continuously variable valve timing apparatus
#49Method and apparatus for actuating a cam phaser