| Patents for F02D 13 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing (11,427) |
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| 06/02/2000 | WO2000031384A1 Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine |
| 05/31/2000 | EP1003957A1 Method for adjusting a valve lift |
| 05/31/2000 | DE19956267A1 Fuel pump control system for internal combustion engine varies time of at least one of start and end of effective pump delivery stroke in harmony with change in engine's valve control times |
| 05/31/2000 | DE19944710A1 Internal combustion, especially diesel, engine has exhaust gas feedback line branched directly off combustion chamber with exhaust gas feedback valve pref. mounted near branch |
| 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 |
| 05/25/2000 | WO2000029772A1 Controllable leaf valve |
| 05/25/2000 | WO2000029734A1 Piston-type internal combustion engine with throttle-free load control and comprising a device for generating a negative pressure, and method for using said device |
| 05/25/2000 | DE19852552A1 Verfahren zum Betrieb eines im Viertakt arbeitenden Verbrennungsmotors Method of operating a four-stroke operating in the combustion engine |
| 05/24/2000 | EP1002939A2 Intake-air quantity control apparatus for internal combustion engine with variable valve timing system |
| 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 | WO2000001933A3 Free piston internal combustion engine |
| 05/18/2000 | DE19953856A1 Valve controller for motor vehicle drive mechanism detects whether combustion has stopped, controls signal to delay inlet valve opening/closing times when combustion has stopped |
| 05/18/2000 | DE19852389A1 Kolbenbrennkraftmaschine mit drosselfreier Laststeuerung und Einrichtung zur Erzeugung eines Unterdrucks Piston-type internal combustion engine with a throttle-free load control and means for generating a negative pressure |
| 05/17/2000 | EP1001148A2 Method of operating a four stroke internal combustion engine |
| 05/17/2000 | EP1001141A2 Method of operating a spark ignition 4-stroke engine |
| 05/17/2000 | EP1000232A1 Internal combustion engine |
| 05/17/2000 | EP1000226A1 Valve control system for an internal combustion engine which can be switcched into drive or brake mode |
| 05/17/2000 | CN1253231A Internal combustion engine and device for producing signal to control operation of internal combustion engine |
| 05/16/2000 | US6064996 Evolutionary controlling system with behavioral simulation |
| 05/16/2000 | US6062201 Fuel injection control for internal combustion engine |
| 05/11/2000 | WO2000026510A1 Valve driving device |
| 05/11/2000 | DE19952037A1 Verbrennungsmotor mit Schubabschaltung und nockenwellengesteuertem Ladegrad Combustion engine with fuel cut and nockenwellengesteuertem charge level |
| 05/10/2000 | EP0999357A2 Method of operating a spark ignited fourstroke engine with indirect injection |
| 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 | EP0765436B1 Arrangement for regulating the engine braking effect of a combustion engine |
| 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 | 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 | CA2287669A1 Internal combustion engine having deceleration fuel shut off and camshaft controlled charge trapping |
| 05/03/2000 | EP0997624A2 Control system for diesel engine |
| 05/02/2000 | US6058348 Control apparatus for drive system composed of engine and transmission |
| 05/02/2000 | US6055958 Intake control system for generating tumble action |
| 05/02/2000 | US6055948 Internal combustion engine control system |
| 05/02/2000 | US6055726 Method of forming a piston |
| 04/27/2000 | WO2000023698A1 Combustion engine |
| 04/27/2000 | WO2000023697A1 Method for operating a diesel engine |
| 04/27/2000 | DE19942673A1 Intake air capacity estimation apparatus for variable moving valve engine which computes actual air capacity based on prevalent valve timing and engine speed in case airflow meter fails |
| 04/27/2000 | DE19848418A1 Diesel internal combustion engine operating method involves feeding additional gas contg. oxygen into combustion chamber via separate additional gas inlet(s) and additional gas valve(s) |
| 04/27/2000 | DE19843174A1 Verfahren zum Steuern einer Brennkraftmaschine A method for controlling an internal combustion engine |
| 04/20/2000 | WO2000022283A1 Method and device for electromagnetic valve actuating |
| 04/20/2000 | DE19941898A1 Verfahren zur Steuerung elektrisch gesteuerter Ventile zur Verhinderung einer Beeinflussung zwischen den Ventilen und einem Kolben A method for controlling electrically controlled valves for preventing interference between the valves and a piston |
| 04/20/2000 | DE19941865A1 Kaltstartverfahren für Dieselmotor mit variabler Ventilsteuerung Cold boot method for diesel engine with variable valve timing |
| 04/19/2000 | EP0993548A1 Free piston internal combustion engine |
| 04/18/2000 | US6050250 Defect recognition device for internal-combustion engines and process for operating an internal-combustion engine |
| 04/18/2000 | US6050239 Control arrangement for an internal combustion engine |
| 04/13/2000 | WO2000020731A1 Electromagnetic valve actuator |
| 04/12/2000 | EP0992665A2 Method for compensating the effect of variations in air filling quantities |
| 04/12/2000 | EP0992658A1 Electromagnetic valve actuator |
| 04/11/2000 | US6047674 Valve timing control apparatus for internal combustion engine |
| 04/11/2000 | US6047672 Engine valve-driving electromagnetic valve |
| 04/11/2000 | US6047593 Process and arrangement for monitoring a belt or chain drive of an internal combustion engine |
| 04/06/2000 | WO2000019078A1 Device for controlling an internal combustion engine |
| 04/06/2000 | WO2000019072A1 Method for controlling an internal combustion engine according to an exhaust gas pressure |
| 04/06/2000 | DE19845749A1 Verfahren zur Kompensation des Einflusses unterschiedlicher Leckluftmengen Method for compensating the influence of different amounts of air leak |
| 04/05/2000 | EP0990775A1 Revolution speed control apparatus for an internal combustion engine |
| 04/05/2000 | EP0990217A1 Method and system for engine control |
| 04/04/2000 | US6045338 Compound gear pumps and engine hydraulic circuits using same |
| 04/04/2000 | US6044814 Electromagnetically driven valve control apparatus and method for an internal combustion engine |
| 03/30/2000 | WO2000017494A1 Method for controlling an internal combustion engine |
| 03/30/2000 | DE19940854A1 Engine control system has calculation unit to compute valve opening timing of inlet valve, based on computed air fuel ratio target |
| 03/30/2000 | DE19905636A1 Reduction of temperature in combustion chamber of internal combustion engine with inlet valve partially opened during suction cycle to generate cooling effect on combustion mixture |
| 03/30/2000 | DE19844571A1 Motorbremsverfahren für eine aufgeladene Brennkraftmaschine Engine braking method for a supercharged internal combustion engine |
| 03/29/2000 | EP0989297A1 Internal combustion piston engine |
| 03/29/2000 | EP0988483A1 Method and device for controlling an electromechanical adjustment device |
| 03/29/2000 | CN1248671A Reciprocative piston type internal combustion engine |
| 03/28/2000 | US6041745 Two-cycle engine |
| 03/22/2000 | EP0987406A1 Driving method for an electromagnetic valve actuator |
| 03/22/2000 | EP0986703A2 Device for controlling an electromechanical setting device |
| 03/21/2000 | US6039026 Method of controlling internal combustion engine |
| 03/21/2000 | US6039022 Co-axial master piston assembly |
| 03/21/2000 | US6039021 Method and arrangement for controlling an internal combustion engine having lean-burn operation |
| 03/21/2000 | US6039013 Exhaust timing valve control for watercraft engine |
| 03/16/2000 | DE19844085C1 Combustion engine control method |
| 03/15/2000 | EP0839263B1 Compression release engine brakes with electronically controlled, multi-coil hydraulic valves |
| 03/14/2000 | US6035816 Valve timing control device |
| 03/14/2000 | US6035637 Free-piston internal combustion engine |
| 03/09/2000 | DE19935781A1 Internal combustion engine hydraulic circuit |
| 03/09/2000 | DE19927951A1 Electromagnetic driving type intake valve controller of engine |
| 03/09/2000 | DE19927950A1 Exhaust valve timing controller for maintaining braking effect in in-cylinder injection engine system |
| 03/08/2000 | EP0983433A1 Premixed charge compression ignition engine with optimal combustion control |
| 03/08/2000 | CN1246913A Process and device for monitoring endless driving belt of internal combustion engine |
| 03/08/2000 | CN1246911A Multi-cylinder diesel engine with variable valve actuation device |
| 03/08/2000 | CN1050171C Two-cycle engine of spark ignition type |
| 03/07/2000 | US6034856 Method of recognizing whether an armature is in contact with an electromagnetic actuator |
| 03/07/2000 | US6032753 Catalyst temperature control apparatus for hybrid vehicle |
| 03/07/2000 | US6032643 Decompression engine brake device of automotive internal combustion engine |
| 03/07/2000 | US6032623 Control apparatus and control method of variable valve timing structure |
| 03/02/2000 | WO2000011336A1 Hydraulically-actuated fail-safe stroke-limiting piston |
| 03/02/2000 | WO1999042718A9 Premixed charge compression ignition engine with optimal combustion control |
| 03/02/2000 | DE19939108A1 Vehicle braking force control system which generates wheel and engine braking force to provide target total braking force calculated to achieve desired vehicle speed |
| 02/29/2000 | US6029626 ULEV concept for high-performance engines |
| 02/24/2000 | WO2000009876A1 Engine combustion control device |
| 02/24/2000 | WO2000009867A1 Device for controlling a regulator |
| 02/24/2000 | DE19939619A1 Four-stroke engine has controller that sets outlet valve timing for closure near TDC; mixture ignited near TDC for high load; closure advanced, compression ignition used for lower load |
| 02/24/2000 | DE19837098A1 Verfahren zum Betrieb einer mehrzylindrigen Brennkraftmaschine und Ventiltrieb einer mehrzylindrigen Brennkraftmaschine Method for operating a multicylinder internal combustion engine valve train and a multi-cylinder internal combustion engine |
| 02/23/2000 | EP0980965A2 Working method for an engine with 2 cylinder groups, and valve drive in an engine with 2 cylinder groups |
| 02/22/2000 | US6026921 Hybrid vehicle employing parallel hybrid system, using both internal combustion engine and electric motor for propulsion |
| 02/22/2000 | US6026772 Valve characteristic control apparatus for internal combustion engine |
| 02/17/2000 | WO2000008308A1 Method for controlling an internal combustion engine |
| 02/17/2000 | DE19835741A1 System to control the setting units of an internal combustion motor takes their reaction times into account with the control times for their effects to be simultaneous |