| Patents for F01L 9 - Valve-gear or valve arrangements actuated non-mechanically (7,196) |
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| 07/19/2000 | EP1020625A2 Intake air control system of internal combustion engine |
| 07/19/2000 | EP1020623A2 Apparatus and method for diagnosing an internal combustion engine |
| 07/19/2000 | EP1020622A1 Method for controlling an internal combustion engine |
| 07/19/2000 | EP1019624A1 Method for controlling an electro mechanical regulating device |
| 07/19/2000 | EP1009921A4 Applied lost motion for optimization of fixed timed engine brake systems |
| 07/18/2000 | US6091314 Piezoelectric booster for an electromagnetic actuator |
| 07/18/2000 | US6089197 Electromagnetic actuator for an engine valve, including an integrated valve slack adjuster |
| 07/18/2000 | US6089196 Cylinder head having a solenoid valve control device for operating a valve of an internal combustion engine |
| 07/13/2000 | WO2000040847A1 Method for placing a cylinder of a multi-cylinder internal combustion engine back into operation |
| 07/11/2000 | US6085705 Variable lost motion valve actuator and method |
| 07/11/2000 | US6085704 Electromagnetically operating actuator for intake and/or exhaust valves |
| 07/06/2000 | WO2000039435A1 Drive unit for a valve of an internal combustion engine |
| 07/06/2000 | DE19935428C1 Actuator for electromagnetic valve control has two electromagnets, oscillating armature plate, two-part screen divided by thin axial gap in which magnetic field sensor is arranged |
| 07/06/2000 | DE19860272A1 Verfahren und Vorrichtung zum Vermindern der Geräuschentwicklung bei elektromagnetisch betätigten Vorrichtungen Method and apparatus for reducing the noise in electromagnetically actuated devices |
| 07/05/2000 | EP1015758A1 A method for operation of a hydraulically actuated fuel pump for an internal combustion engine, and a hydraulically actuated fuel pump |
| 07/04/2000 | US6082315 Electromagnetic valve actuator |
| 06/29/2000 | DE19860451A1 Antrieb für ein Ventil eines Verbrennungsmotors Drive for a valve of an internal combustion engine |
| 06/28/2000 | EP1014395A2 Method and apparatus for reducing the noise of electromagnetically operated devices |
| 06/28/2000 | EP1012447A1 Electromagnetically actuatable adjustment device and operational method therefor |
| 06/28/2000 | EP1012446A2 Engine valve actuator with valve seating control |
| 06/27/2000 | US6081413 Method of controlling armature movements in an electromagnetic circuit |
| 06/27/2000 | US6079609 Method of joining a member of soft magnetic material to a member of hardened material using a friction weld |
| 06/21/2000 | EP1010867A1 A voltage-regulator circuit for the electromagnetic driving of the valves of an internal combustion engine |
| 06/21/2000 | EP1010866A2 Electromagnetic valve actuator |
| 06/21/2000 | EP1010865A1 System and method for controlling internal combustion engine |
| 06/21/2000 | EP1009921A1 Applied lost motion for optimization of fixed timed engine brake systems |
| 06/21/2000 | DE19960816A1 Solenoid-actuated valve for internal combustion engine has cylinder for gradual bleeding of fluid in response to piston movement to reduce valve closure rate |
| 06/20/2000 | US6078235 Electromagnetic actuator and housing therefor |
| 06/20/2000 | US6076490 Electromagnetic assembly with gas springs for operating a cylinder valve of an internal-combustion engine |
| 06/15/2000 | DE19856528A1 Position detector for intake or outlet valve of combustion engine |
| 06/14/2000 | EP1008730A2 Electromagnetic valve actuating system of internal combustion engine |
| 06/14/2000 | EP1007825A1 Device for actuating a gas exchange valve with an electromagnetic actuator |
| 06/14/2000 | CN1256742A Method for operation of hydraulically actuated fuel pump for internal combustion engine, and hydraulically actuated fuel pump |
| 06/14/2000 | CN1256741A Control module for controlling hydraulically actuated intake/exhaut valves and fuel injector |
| 06/13/2000 | US6073596 Method for controlling electromagnetic actuators for operating cylinder valves in piston-type internal combustion engines |
| 06/08/2000 | WO2000033329A1 Electromagnetic actuator with improved lamination core-housing connection |
| 06/08/2000 | WO2000014386A3 Electromagnetic valve actuator |
| 06/08/2000 | DE19954627A1 Valve arrangement for internal combustion engine has oil heating structure that heats oil line whilst energy is passed to electromagnets before initialization of valve arrangement |
| 06/08/2000 | DE19908899A1 Electromagnetic valve e.g. for hydraulic system or camshaft control of i.c. engine has valve control circuit providing damping current for damping impact between valve armature and end stop |
| 06/08/2000 | DE19855932A1 Arrangement for controlling gas replacement valves in an internal combustion engine has inlet valve discs with different diameters from each other |
| 06/07/2000 | EP1005612A1 Method for starting an internal combustion engine |
| 06/06/2000 | US6070853 Arrangement for adjusting an electromagnetic valve actuator |
| 06/02/2000 | WO2000031385A1 Internal combustion engine with combined cam and electro-hydraulic engine valve control |
| 06/02/2000 | WO2000031384A1 Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine |
| 05/31/2000 | EP1004755A2 Production method for rod driven armature in a valve actuator for internal combustion engine |
| 05/31/2000 | EP1004754A2 Connector arrangement for engine control system |
| 05/31/2000 | EP0796402B1 Hinged armature electromagnetically actuated valve |
| 05/31/2000 | DE19957114A1 Solenoid-operated valve for internal combustion engine has movable plate between intermediate position and lower solenoid when valve body in equilibrium under bias of two springs |
| 05/31/2000 | DE19854378A1 Fabrication process for armature of valve actuator for IC engines produces valve lifter of carbon steel alloy and press-fit armature connected to it by electron-beam welding |
| 05/31/2000 | DE19854377A1 Herstellverfahren für einen stößelgeführten Anker eines Aktuators für Hubventile einer Brennkraftmaschine Manufacture for a ram guided armature of an actuator for globe valves of an internal combustion engine |
| 05/31/2000 | DE19853662A1 Process to control electromechanical servo mechanism in automobile |
| 05/31/2000 | DE19851679C1 Electromagnetic valve actuator starting involves periodically stimulating magnet during starting, setting current level so valve disc contacts valve seat without armature reaching magnet |
| 05/31/2000 | DE19843073C1 Verfahren zum Betreiben eines elektromagnetischen Aktuators zur Betätigung eines Gaswechselventils A method of operating an electromagnetic actuator for actuating a gas exchange valve |
| 05/30/2000 | US6067962 Engine having a high pressure hydraulic system and low pressure lubricating system |
| 05/30/2000 | US6067946 Dual-pressure hydraulic valve-actuation system |
| 05/25/2000 | WO2000029723A1 Electromagnetic drive |
| 05/25/2000 | WO2000029722A1 Electromagnetic actuator (actuating drive for a valve of an internal combustion engine) |
| 05/25/2000 | WO2000012895A3 Valve seating control device with variable area orifice |
| 05/25/2000 | DE19955079A1 Electromagnetic drive for operation of i.c. engine valve has armature and cooperating electromagnets each provided with depth to width ratio of greater than 1.5 |
| 05/25/2000 | DE19852655A1 Verfahren zum Betreiben eines elektromagnetischen Aktuators zur Betätigung eines Gaswechselventils A method of operating an electromagnetic actuator for actuating a gas exchange valve |
| 05/25/2000 | DE19852287A1 Electromagnetic actuator for gas exchange valve in combustion engine has surface between armature and electromagnet penetrated more than twice by flux |
| 05/25/2000 | DE19852168A1 Electromagnetic actuator for i.c. engine gas changing valve has energizing coils of opposing electromagnets supplied from common control terminal via oppositely biased diodes |
| 05/24/2000 | EP1002939A2 Intake-air quantity control apparatus for internal combustion engine with variable valve timing system |
| 05/24/2000 | EP1002938A2 Solenoid valve device |
| 05/23/2000 | US6066999 Electromagnetic actuator having magnetic impact-damping means |
| 05/18/2000 | WO2000028198A1 Method of controlling the process of combustion in an internal combustion engine, and engine with means for varying the effective compression ratio of the cylinders |
| 05/18/2000 | WO2000028197A1 Method of controlling the process of combustion in an internal combustion engine, and engine with means for controlling the engine valves |
| 05/18/2000 | WO2000028193A1 Engine having a high pressure hydraulic system and low pressure lubricating system |
| 05/18/2000 | WO2000028192A1 Method of compensation for flux control of an electromechanical actuator |
| 05/18/2000 | WO2000001933A3 Free piston internal combustion engine |
| 05/18/2000 | DE19852610A1 Electromagnetic actuator for intake valve of combustion engine in which additional spring force is intermittently provided by switchable spring tension |
| 05/18/2000 | DE19852605A1 Control drive for internal combustion engine valve has at least partly flexible valve shaft in direct contact with pivotable, reciprocally movable lever via pivot bearing |
| 05/18/2000 | DE19852230A1 Position detection method for oscillating magnetic armature e.g. for engine valve operating device, uses electronic evaluation of voltage signal provided by displacement sensor attached to armature |
| 05/18/2000 | DE19852209A1 Ventilsteuerung für Ein- und Auslaßventile von Verbrennungsmotoren Valve control for intake and exhaust valves of internal combustion engines |
| 05/18/2000 | DE19851009A1 Actuator assembly for electromagnetic valve control in an internal combustion engine is produced by brazing an armature plate to a tappet of different material and final magnetic annealing in same furnace |
| 05/17/2000 | EP1001143A2 Valve control for intake and exhaust valves in internal combustion engines |
| 05/17/2000 | EP1001142A2 Method of operation for an electromagnetically driven valve actuator |
| 05/17/2000 | CN1253231A Internal combustion engine and device for producing signal to control operation of internal combustion engine |
| 05/16/2000 | US6062532 Electric solid-body actuator having a hydraulic amplitude magnifier |
| 05/16/2000 | US6062181 Arrangement for an electromagnetic valve timing control |
| 05/11/2000 | WO2000026510A1 Valve driving device |
| 05/11/2000 | DE19952052A1 Electromagnetic motor valve drive system for internal combustion engine has armature between two electromagnets with neutral position springs, damper mechanism |
| 05/10/2000 | EP0999350A1 Mechanism for generating control signals for driving an internal combustion engine, and internal combustion engine using the same |
| 05/10/2000 | EP0998623A1 Electromagnetic control device |
| 05/04/2000 | DE19951537A1 Valve drive arrangement for internal combustion engine controls electromagnetic force acting on armature in valve closing direction if combustion interrupted as valve is opening |
| 05/04/2000 | DE19947850A1 Actuator for gas exchange valve of internal combustion engine has armature which is unbiased by spring arrangement when in mid position between pole faces, and length compensated coupling element |
| 05/04/2000 | DE19947848A1 Actuator for operating gas exchange valve in internal combustion engine has length compensated coupling element between control elements |
| 05/04/2000 | DE19905492C1 Electromagnetic control of gas exchange valves in combustion engine, producing braking pulse against movement of armature in at least one phase of operating cycle |
| 05/04/2000 | DE19850687A1 Controlling motion of armature of electromagnetic actuator for gas exchange valve of combustion engine |
| 05/04/2000 | DE19849036A1 Regulation of electro-mechanical actuator |
| 05/02/2000 | US6055948 Internal combustion engine control system |
| 04/27/2000 | DE19848659A1 Actuator for the valves in an IC motor has an armature secured to the push rod between two press forged limits for a firm bond while working in a low weight unit |
| 04/27/2000 | DE19843174A1 Verfahren zum Steuern einer Brennkraftmaschine A method for controlling an internal combustion engine |
| 04/27/2000 | DE19835431C1 Method of testing position sensor |
| 04/26/2000 | EP0995884A2 Electromagnetic valve driving apparatus provided in an internal combustion engine |
| 04/26/2000 | EP0995883A1 Valve position detector |
| 04/26/2000 | EP0995015A1 Device for operating a gas shuttle valve by means of an electromagnetic actuator |
| 04/26/2000 | CN1251638A Hydraulically controlled camless valve system for internal combustion engine |
| 04/25/2000 | US6053136 To internal combustion engines with variable valve actuation |
| 04/20/2000 | WO2000022283A1 Method and device for electromagnetic valve actuating |