| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 01/16/2002 | CN2471931Y Common gate structure of IC engine cylinder |
| 01/15/2002 | US6338324 Lubricating structure for a four-stroke engine |
| 01/15/2002 | US6338323 Vane type variable valve timing control apparatus and control method |
| 01/15/2002 | US6338322 Valve timing control device |
| 01/15/2002 | US6338321 Electronic device for controlling gas exchange valves of an internal combustion engine with variable opening functions |
| 01/10/2002 | WO2001051774A3 Method of fabricating camshafts and other products |
| 01/10/2002 | US20020004696 Process and device for electronically controlling actuators of a combustion engine with variable gas exchange control |
| 01/10/2002 | US20020002959 Variable valve timing and lift structure for four cycle engine |
| 01/10/2002 | DE10031974A1 Hydraulic angle-of-rotation adjustment device for combustion engine cam-shaft, has drive-side rotor and cam shaft-side rotor forming separate adjustment compartments by end-face vanes |
| 01/10/2002 | DE10031618A1 Gas exchange valve unit for internal combustion engine has operating device acting on free end of valve stem forming one guide surface, other being formed by guide body |
| 01/10/2002 | DE10031552A1 Electronic controler for selective control of various types/modes of internal combustion engine has changeover devices for mode-dependent association of computing arrangement inputs |
| 01/09/2002 | EP1170466A2 Camshaft for engine valve drive |
| 01/09/2002 | EP1170465A2 Camshaft for engine valve drive |
| 01/09/2002 | EP1169558A1 Exhaust and intake rocker arm assemblies for modifying valve lift and timing during positive power |
| 01/08/2002 | US6336882 Chain wheel with damping |
| 01/08/2002 | US6336881 Chain drive for internal-combustion engines |
| 01/08/2002 | US6336433 Apparatus for adjusting the relative angle of a cam shaft |
| 01/08/2002 | US6336432 Valve timing control system for internal combustion engine |
| 01/03/2002 | US20020002091 Mounting device of cam chain guide |
| 01/03/2002 | US20020000224 Four stroke engine having blow-by ventilation system and lubrication system |
| 01/03/2002 | US20020000214 Rocker arm |
| 01/03/2002 | US20020000213 Valve timing adjusting apparatus for internal combustion engine |
| 01/03/2002 | US20020000212 Apparatus and method for controlling variable valve timing of internal combustion engine |
| 01/03/2002 | DE10128622A1 Steuersystem für Ventil-Timing und Ventilhub Control system for valve timing and valve lift |
| 01/03/2002 | DE10049048C1 Method, for shaping to shape end of hollow shaft, involves positioning element in hollow shaft, using medium to generate pressure and expand shaft and die to push element to connect it to shaft |
| 01/03/2002 | DE10030341A1 Lever tappet producing process involves forming guide cheeks of valve shaft fitting by cold forging |
| 01/03/2002 | DE10029292A1 Internal combustion engine for controlling valves electromagnetically incorporates a generator fitted directly on a cylinder head to supply electromagnetic valve control and driven by a crankshaft |
| 01/03/2002 | DE10028587A1 Ventilbetrieb einer Verbrennungskraftmaschine Valve operation of an internal combustion engine |
| 01/02/2002 | EP1167714A2 Combustion chamber system having an improved valve arrangement |
| 01/02/2002 | EP1167701A1 Internal combustion engine valve lock assembly |
| 01/02/2002 | EP1167699A1 Valve rotating device |
| 01/01/2002 | US6334429 Integrated lost motion rocker brake with control valve for lost motion clip/reset |
| 01/01/2002 | US6334416 Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
| 01/01/2002 | US6334415 Valve timing variation device |
| 01/01/2002 | US6334414 Valve timing adjusting apparatus |
| 12/27/2001 | WO2001098651A2 Device for transmitting a movement with compensation for play |
| 12/27/2001 | WO2001098636A1 Variable lost motion valve actuator and method |
| 12/27/2001 | WO2001098020A1 Method for producing a cam for a camshaft |
| 12/27/2001 | US20010055924 Engine arrangement for small planing watercraft |
| 12/27/2001 | US20010054410 Monovalve with integrated fuel injector and port control valve, and engine using same |
| 12/27/2001 | US20010054409 Auxialiary machinery mounting structure of an engine |
| 12/27/2001 | US20010054406 Valve timing adjusting device |
| 12/27/2001 | US20010054405 Variable valve control apparatus for an internal combustion engine |
| 12/27/2001 | US20010054404 Variable valve control apparatus for an internal combustion engine |
| 12/27/2001 | US20010054403 Valve moving apparatus of an internal combustion engine |
| 12/27/2001 | US20010054402 Variable valve timing with actuator locking for internal combustion engine |
| 12/25/2001 | US6332441 Assembling arrangement for tensioner and hydraulic control valve |
| 12/25/2001 | US6332440 Four-stroke cycle internal combustion engine |
| 12/25/2001 | US6332439 Vane type hydraulic actuator |
| 12/25/2001 | US6332438 Vane-type variable valve timing control apparatus and control method |
| 12/25/2001 | US6332437 Adjusting unit for actuating a device for variable control of valves of an internal combustion engine |
| 12/25/2001 | US6332256 Holding device |
| 12/25/2001 | CA2221548C Valve operating system in internal combustion engine |
| 12/20/2001 | US20010053640 Four stroke engine with valve train arrangement |
| 12/20/2001 | US20010052340 Four stroke engine having a supercharger |
| 12/20/2001 | US20010052331 Valve timing and lift control system |
| 12/20/2001 | US20010052330 Valve timing adjusting device |
| 12/20/2001 | DE10128694A1 Variable valve timing system has relative rotation control mechanism that limits relative rotation of housing and rotary elements to central angular phase, hydraulic pressure circuit |
| 12/20/2001 | DE10127928A1 Variable valve timing control device for internal combustion engines, executes exhaust valve advanced closing control, to regulate exhaust valve closing timing to advance side of intake top dead center |
| 12/20/2001 | DE10101328A1 Vorrichtung zur relativen Drehwinkelverstellung einer Nockenwelle einer Brennkraftmaschine zu einem Antriebsrad Device for the relative rotational angle adjustment of a camshaft of an internal combustion engine to a drive wheel |
| 12/20/2001 | DE10029261A1 Camshaft pivoting device has electrically activated control valve for hydraulic fluid integrated into camshaft pivoting device to feed hydraulic fluid to working chambers alternately |
| 12/20/2001 | DE10028995A1 Procedure for testing of phase adjustment of camshaft of IC engine, especially for car has value detected corresponding to noise level of engine during given evaluation window and compared with second value after phase adjustment |
| 12/20/2001 | DE10028100A1 Hydraulic valve tappet for road vehicle engine has circumferential fluid channel which prevents failure due to suspended particles |
| 12/20/2001 | DE10027857A1 Hydraulic adjuster motor gearing interposes elastomer spring or damping element between engaging pairs of gears to lie in axial inter-gear cavities. |
| 12/20/2001 | DE10019458A1 Kettentrieb, insbesondere Nockenwellen/Nockenwellentrieb für einen Kraftfahrzeugmotor Chain drive, in particular camshaft / camshaft drive for an automotive engine |
| 12/19/2001 | EP1164259A1 Variable valve operating system of internal combustion engine enabling variation of working angle and phase |
| 12/19/2001 | EP1164258A2 Valve driving apparatus for engine |
| 12/19/2001 | EP1164257A1 Valve drive for internal combustion engine |
| 12/19/2001 | EP1164256A1 Valve timing adjusting device |
| 12/19/2001 | EP1164255A1 Apparatus for changing of phase angle between a cam shaft and a driving wheel of an internal combustion engine |
| 12/18/2001 | US6330870 Variable valve timing control system |
| 12/18/2001 | US6330869 Control device of an internal combustion engine |
| 12/13/2001 | WO2001049977A3 Chain drive for driving two parallel shafts located close to each other |
| 12/13/2001 | US20010050067 Variable valve timing control device for internal combustion engine |
| 12/13/2001 | US20010050066 Variable valve operating system of internal combustion engine enabling variation of working angle and phase |
| 12/13/2001 | US20010049937 High efficiency engine |
| 12/13/2001 | DE10062195A1 Ventilzeitsteuerungssystem für eine Brennkraftmaschine Valve timing control system for an internal combustion engine |
| 12/13/2001 | DE10028873A1 Reducing rotation speed of camshaft in internal combustion engine, by using camshaft to open valve two times for each camshaft rotation |
| 12/13/2001 | DE10024760A1 Rotationskolbenversteller zum hydraulischen Verstellen der Phasenlage einer Welle gegenüber einem Antriebsrad Rotary piston adjuster for hydraulically adjusting the phase position of a shaft relative to a drive wheel |
| 12/13/2001 | DE10013631A1 Fitting tool for dismantling valves of four stroke engines has magnet in non-slip handle to attract metal rings and washers to prevent loss |
| 12/12/2001 | EP1162353A2 High efficiency engine |
| 12/12/2001 | EP1162350A2 Variable valve timing device of internal combustion engine |
| 12/12/2001 | EP0925377B1 Wear-resistant camshaft and method of producing the same |
| 12/11/2001 | US6328009 Valve lifter apparatus |
| 12/11/2001 | US6328008 Valve timing control system for internal combustion engine |
| 12/11/2001 | US6328006 Device for adjusting the phase angle of a camshaft of an internal combustion engine |
| 12/06/2001 | WO2001092705A1 Variable timing mechanism for a rotary valve |
| 12/06/2001 | US20010047782 Engine valve assembly for internal combustion engine |
| 12/06/2001 | US20010047781 Valve timing adjusting device |
| 12/05/2001 | EP1160420A2 Engine valve assembly for internal combustion engine |
| 12/05/2001 | EP1159513A1 Valve control for an internal combustion engine |
| 12/04/2001 | US6325034 Hydraulic lash adjuster |
| 12/04/2001 | US6325032 Valve timing regulation device |
| 12/04/2001 | US6325031 Engine cam shaft drive incorporating VVT |
| 12/04/2001 | US6325030 Roller finger follower for valve deactivation |
| 12/04/2001 | US6325029 Valve timing control system for internal combustion engine |
| 12/04/2001 | US6324902 Apparatus and method for inspecting phase angle error of camshaft for an internal combustion engine |
| 11/29/2001 | WO2001090538A1 Valve lift adjusting device |
| 11/29/2001 | US20010045198 Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
| 11/29/2001 | US20010045197 Mechanical assist actuation bracket for deactivation and two-step roller finger followers |