| Patents for F01L 9 - Valve-gear or valve arrangements actuated non-mechanically (7,196) |
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| 08/08/2002 | US20020104509 Variable valve timing of an engine compression brake |
| 08/08/2002 | US20020104500 Internal Combustion engine compression reduction system |
| 08/08/2002 | US20020104495 Control device for switching intake and exhaust valves of internal combustion engines |
| 08/08/2002 | US20020104494 Controller for controlling an electromagnetic actuator |
| 08/08/2002 | DE10104754A1 Verfahren zum Betreiben eines elektromagnetischen Ventils A method of operating an electromagnetic valve |
| 08/08/2002 | CA2436155A1 System and method for servo control of nonlinear electromagnetic actuators |
| 08/07/2002 | EP1229560A1 Electromagnetic valve actuator with electromagnet for an internal combustion engine |
| 08/07/2002 | EP1229421A1 Securing device for securing a gearwheel against rotation |
| 08/07/2002 | EP1229233A2 Apparatus and method for engine cylinder intake air quantity calculation |
| 08/06/2002 | US6427971 System for controlling electromagnetically actuated valve |
| 08/06/2002 | US6427651 Method for controlling the final position of a gas exchange valve actuated by an electromagnetic actuator in an internal combustion piston engine |
| 08/06/2002 | US6427650 Electromagnetic actuator for the control of the valves of an internal combustion engine |
| 08/06/2002 | US6427649 Electromagnetic actuator of an improved type for controlling the valves of an internal-combustion engine |
| 08/06/2002 | US6427648 Electromagnetically-powered valve operating apparatus of automotive internal combustion engine |
| 08/01/2002 | WO2002038928A3 Camless engine with crankshaft position feedback |
| 08/01/2002 | US20020100439 Control method for an electromagnetic actuator for the control of an engine valve |
| 07/31/2002 | EP1227225A1 Method of controlling an electromagnetic valve actuator in a camless combustion engine |
| 07/30/2002 | US6425369 Control apparatus for internal combustion engines |
| 07/25/2002 | WO2002057609A1 Valve gear control device of internal combustion engine |
| 07/25/2002 | US20020097120 Method for determining the position of an armature |
| 07/25/2002 | DE10201301A1 Electromagnetic actuator control device e.g. for motor vehicle or boat engine valve drive, has voltage applied to electromagnet corresponding to end position for given period |
| 07/25/2002 | DE10157659A1 Einlassventil-Zeitsteuerung für nockenlose Mehrventilmotoren Intake valve timing for multi-valve engines camless |
| 07/25/2002 | DE10156309A1 Variabler Ventiltrieb für ein nockenbetätigtes Hubventil einer Brennkraftmaschine Variable valve train for a cam-operated lift valve of an internal combustion engine |
| 07/25/2002 | DE10101584A1 Druckspeicher zur Druckbeaufschlagung einer Hydraulikvorrichtung, mit der vorzugsweise ein Gaswechselventil einer Brennkraftmaschine betätigt wird Pressure accumulators for pressurizing a hydraulic device, is operated with a preferably gas-exchange valve of an internal combustion engine |
| 07/24/2002 | CN1360137A Device and method for drive control of engine valve |
| 07/24/2002 | CN1088150C Hydraulic stepped piston arrangement and its use in drive with variable thrust force |
| 07/24/2002 | CN1088145C Hydraulic valve drive |
| 07/23/2002 | US6422185 Method for operating a piston-type internal-combustion engine in the event of a temporary functional failure of an electromagnetic valve train |
| 07/18/2002 | WO2002055847A1 Pressure accumulator for pressurizing a hydraulic device, with which preferably one gas exchange valve of an internal combustion engine is actuated |
| 07/18/2002 | US20020092995 Variable hydraulic valve drive |
| 07/18/2002 | US20020092487 Transitions among operating modes in an engine with a hybrid valvetrain |
| 07/18/2002 | US20020092486 Method for the load-controlling operation of electromagnetically activated intake valves of an internal combustion engine |
| 07/18/2002 | DE10062107C1 Regulation device for electromagnetic actuator uses 3-point regulators for regulating field currents of lifting magnets between which armature of electromagnetic armature is displaced |
| 07/17/2002 | EP1222375A1 Integrated lost motion rocker brake with control valve for lost motion clip/reset |
| 07/17/2002 | EP1222369A1 Apparatus for controlling at least one engine valve in a combustion engine |
| 07/16/2002 | US6420949 Core of solenoid actuator |
| 07/16/2002 | US6418892 Adjustable device for valve control and method for adjusting same |
| 07/11/2002 | WO2002053881A1 Fully variable mechanical valve gear for a piston internal combustion engine |
| 07/11/2002 | US20020088956 Controller for controlling an electromagnetic actuator |
| 07/11/2002 | DE10156270A1 Ventil mit elektromagnetischem Antrieb an einem Motor mit innerer Verbrennung Valve with electromagnetic drive of an internal combustion engine |
| 07/11/2002 | DE10100173A1 Vollvariabler mechanischer Ventiltrieb für eine Kolbenbrennkraftmaschine Fully variable mechanical valve train for an internal combustion piston engine |
| 07/11/2002 | DE10025072A1 Motor vehicle is without clutch and has continuously non/positive drive train between engine and wheels |
| 07/10/2002 | EP1190162A4 Engine valve actuator with tooth and socket armature and core |
| 07/10/2002 | EP1190161A4 Electrically actuatable engine valve providing position output |
| 07/09/2002 | US6418003 Control methods for electromagnetic valve actuators |
| 07/09/2002 | US6415752 Captive volume accumulator for a lost motion system |
| 07/09/2002 | US6415751 Gas exchange valve control for internal combustion engines with an electromagnetic actuator, equipped with gas springs |
| 07/09/2002 | US6415749 Power module and methods of operation |
| 07/04/2002 | US20020084777 Method and device for estimating magnetic flux in an electromagnetic actuator for controlling an engine valve |
| 07/04/2002 | US20020083912 Valve guide system and method |
| 07/04/2002 | US20020083909 Electromagnetic actuator for actuating a lifting valve of an internal combustion engine |
| 07/04/2002 | DE10162219A1 Solenoid-Ventilaktuator für einen Verbrennungsmotor Solenoid valve actuator for an internal combustion engine |
| 07/04/2002 | DE10064651A1 Electronic inlet and exhaust valve control system for internal combustion engine includes flow sensor in induction tract connected to valve timing control computer |
| 07/04/2002 | DE10064650A1 Electronic inlet valve control system for cylinder of internal combustion engine has crankshaft angle sensor connected to control computer |
| 07/03/2002 | EP1219792A2 Lash adjustment for use with a valve actuator |
| 07/03/2002 | EP1219790A1 Method of controlling hydraulically actuated valves, electronic control module and hydraulically actuated valve |
| 07/02/2002 | US6414406 Solenoid actuator |
| 07/02/2002 | US6412468 Method of operating an internal combustion engine |
| 07/02/2002 | US6412458 Valve timing control for engine |
| 07/02/2002 | US6412457 Engine valve actuator with valve seating control |
| 07/02/2002 | US6412456 Control system of electromagnetically operated valve |
| 07/02/2002 | US6412455 Internal combustion engine having a variable valve train |
| 06/27/2002 | WO2002050409A1 Engine convertible from two-stroke to four-stroke |
| 06/27/2002 | WO2002050406A1 Method and device for operating an internal combustion engine |
| 06/27/2002 | US20020078912 Solenoid-type valve actuator for internal combustion engine |
| 06/27/2002 | US20020078910 Engine valve drive control apparatus and method |
| 06/27/2002 | DE10158929A1 Elektromechanische Ventilanordnung für eine Brennkraftmaschine Electromechanical valve assembly for an internal combustion engine |
| 06/27/2002 | DE10157120A1 Sensor for measuring the movement of an armature in an actuator for a gas exchange valve of a reciprocating engine in which sound waves within the sensor body are damped out to reduce interference voltages and increase accuracy |
| 06/27/2002 | DE10141764A1 Vorrichtung und Verfahren zur Detektion der Position eines Objekts Apparatus and method for detecting the position of an object |
| 06/27/2002 | DE10063750A1 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine |
| 06/26/2002 | EP1217195A2 Clean shutdown for internal combustion engine with variable valve timing |
| 06/26/2002 | EP1217179A2 Compression brake actuation system and method |
| 06/26/2002 | EP1217178A1 Engine with electromagnetically driven valves |
| 06/26/2002 | EP1217177A2 Engine valve drive control apparatus and method |
| 06/25/2002 | US6408812 Method of operating spark-ignition four-stroke internal combustion engine |
| 06/20/2002 | WO2002048510A2 Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method |
| 06/20/2002 | US20020074531 Method of controlling hydraulically actuated valves and engine using same |
| 06/20/2002 | US20020073959 Compression brake actuation system and method |
| 06/20/2002 | US20020073955 Clean shutdown for internal combustion engine with variable valve timing |
| 06/20/2002 | US20020073946 Variable engine valve control system |
| 06/20/2002 | DE10060538A1 Actuator for gas replacement valve has armature section passed through space between pole surfaces, end of other section sliding on circular inner wall of volume partly enclosed by yoke |
| 06/20/2002 | DE10050473A1 Method for rapidly raising temperature of exhaust gas catalytic converter on piston internal combustion engine by combustion of rich and lean mixture exhaust products |
| 06/20/2002 | CA2360477A1 Compression brake actuation system and method |
| 06/19/2002 | EP1215370A1 Linear valve driving device with movable magnets |
| 06/19/2002 | EP1215369A2 Variable hydraulic valve drive |
| 06/19/2002 | EP1214721A1 Electromagnetic actuator |
| 06/19/2002 | EP0970298B1 Electromagnetic valve drive mechanism |
| 06/18/2002 | US6405706 System and method for mixture preparation control of an internal combustion engine |
| 06/18/2002 | US6405693 Internal combustion engine and method for controlling valve of internal combustion engine |
| 06/13/2002 | WO2002046583A1 Oil control valve and method of mounting the oil control valve |
| 06/13/2002 | WO2002046582A2 Hydraulic valve actuation systems and methods |
| 06/13/2002 | US20020072846 Circuit for controlling at least one electromechanically activated inlet valve and at least one electromechanically activated outlet valve of an internal combustion engine |
| 06/13/2002 | US20020072845 Control device for actuators of an internal combustion engine |
| 06/13/2002 | US20020072837 Circuit for load control and method for the emergency operation of an internal combustion engine |
| 06/13/2002 | US20020069850 Apparatus for and method of controlling internal combustion engine |
| 06/13/2002 | US20020069843 Electromechanical valve assembly for an internal combustion engine |
| 06/13/2002 | US20020069842 Permanent magnet enhanced electromagnetic valve actuator |
| 06/13/2002 | US20020069841 Electromechanical valve assembly for an internal combustion engine |
| 06/13/2002 | DE10054308A1 Actuator for electromagnetic valve control has an arrangement for determination of actuator position without risk of displacement of the signal generator or demagnetization of a permanent magnet |
| 06/12/2002 | EP1212761A2 Method for controlling an electromechanical actuator |