Patents
Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958)
02/1998
02/24/1998US5720257 Multiple cylinder engine management system
02/24/1998US5720256 Apparatus and method for controlling idle rotation speed learning of an internal combustion engine
02/24/1998US5720166 Fuel supply control device for an engine
02/19/1998WO1998007199A1 Process and device for driving a capacitive actuator
02/19/1998WO1998007198A1 Device and process for controlling at least one capacitive actuator
02/19/1998WO1998007197A1 Device and process for controlling of at least one capacitive actuator
02/19/1998DE19734250A1 Fuel control system for IC engine based on estimate of air-fuel ratio
02/19/1998DE19632837A1 Vorrichtung und Verfahren zum Ansteuern wenigstens eines kapazitiven Stellgliedes Apparatus and method for controlling at least one capacitive actuator
02/19/1998DE19632631A1 Regulation method for ratio of fuel to air in working mixture of IC engine
02/19/1998DE19632425A1 Control method for electromagnetic switch elements esp. cut- off valves in fuel injection devices for IC engines
02/19/1998CA2263553A1 Device and process for controlling at least one capacitative actuator
02/19/1998CA2263304A1 Process and device for driving a capacitive actuator
02/19/1998CA2263213A1 Device and process for controlling of at least one capacitive actuator
02/18/1998EP0824189A2 Evaporated fuel treatment device of an engine
02/18/1998EP0824188A2 Control apparatus for an in-cylinder injection internal combustion engine
02/18/1998EP0824187A2 Device for determining deterioration of air-fuel ratio sensor
02/18/1998EP0824186A2 Control system for internal combustion engine
02/18/1998EP0824182A1 A method and a device for purifying exhaust gas of an internal combustion engine
02/18/1998CN1173634A Characteristics adjusting means of physical quantity sensing device and thermal type air flow measuring instrument
02/18/1998CN1173585A Monitoring method and device of I. C engine fuel metering system flow limiter
02/17/1998US5719778 Heater control apparatus for oxygen sensor
02/17/1998US5718203 Control apparatus for an engine of direct injection
02/17/1998US5718200 Engine output control system
02/17/1998CA2037729C Method of controlling an internal combustion engine
02/12/1998WO1998005856A1 Control device for cylinder injection type spark-ignition internal combustion engines
02/12/1998WO1998005522A2 Method for estimating the power consumption of a motor vehicle air-conditioning system and controlling an internal combustion engine
02/12/1998WO1998000634A3 Method and apparatus for calibrating a position sensor used in engine control
02/12/1998WO1997048902A3 Multiple spark capacitive discharge ignition system for an internal combustion engine
02/12/1998DE19734227A1 Control unit for motor vehicle IC engine with mode selection unit
02/12/1998DE19734226A1 Control unit for motor vehicle multi-cylinder IC engine with direct fuel injection to each cylinder
02/12/1998DE19733897A1 Controlling fuel injection timing point for common rail IC engine
02/12/1998DE19632872A1 Vorrichtung und Verfahren zum Ansteuern wenigstens eines kapazitiven Stellgliedes Apparatus and method for controlling at least one capacitive actuator
02/12/1998DE19632871A1 Vorrichtung und Verfahren zum Ansteuern wenigstens eines kapazitiven Stellgliedes Apparatus and method for controlling at least one capacitive actuator
02/12/1998DE19631986A1 Control unit for vehicle direct injection IC petrol engine
02/12/1998CA2212754A1 Method for internal combustion engine start-up
02/11/1998EP0823546A1 A device for determining deterioration of a catalyst for an engine
02/11/1998EP0823017A1 Process for driving the exciting coil of an electromagnetically driven reciprocating piston pump
02/11/1998EP0822856A1 PROCESS FOR REGENERATING AN NOx STORAGE CATALYTIC CONVERTER
02/11/1998EP0676003B1 Oxygen sensor deterioration detection
02/10/1998US5717562 Solenoid injector driver circuit
02/10/1998US5715797 Fuel supply system for internal combustion engine and method of adjusting it
02/10/1998US5715796 Air-fuel ratio control system having function of after-start lean-burn control for internal combustion engines
02/10/1998US5715794 Engine control system and method
02/10/1998US5715793 Engine speed control system
02/10/1998US5715791 Cylinder discriminating device for internal combustion engine
02/10/1998US5715789 Method for controlling engine for model and device therefor
02/10/1998US5715786 Device for detecting leakage in a fuel supply
02/10/1998US5715779 Abnormality detecting apparatus for internal combustion engine
02/10/1998US5715726 Method and system for the diagnosis of idling speed control system
02/10/1998US5715679 Exhaust purification device of an engine
02/05/1998WO1998004990A1 Modified trimmed mean filtering for misfire detection
02/05/1998WO1998004823A2 Armature motion control method and apparatus for a fuel injector
02/05/1998WO1997048893A3 Method and apparatus for detecting rotational direction
02/05/1998WO1997045777A3 A control system with disturbance predictor and throttle device with electrical actuator
02/05/1998DE19653551C1 Functional ability determination method for processing unit
02/05/1998DE19631167A1 Method of IC engine injected fuel pressure control
02/05/1998DE19629554A1 Temp. regulation method of lambda probe e.g. for IC engine
02/04/1998EP0822326A2 Temperature control for a wide range oxygen sensor
02/04/1998EP0821762A1 Auxiliary injector
02/04/1998EP0690954B1 Fuel system for a fuel injected engine
02/03/1998US5714879 Method of and arrangement for regulation of sensitivity in evaluation circuit
02/03/1998US5714683 Internal combustion engine intake port flow determination
02/03/1998US5714673 Method and apparatus for monitoring engine control sensors
02/03/1998US5713341 Lean air/fuel engine feedback control system
02/03/1998US5713340 System for fueling an internal combustion engine with low and high pressure gaseous fuel
02/03/1998US5713339 Apparatus and method for implementing lean-burn control of internal combustion engines
02/03/1998US5713334 Start up control for engine
02/03/1998US5713332 Method for controlling processes in a motor vehicle
02/03/1998US5713328 Spark ignited internal combustion engine with multiple event fuel injection
02/03/1998US5713326 Injection nozzle
02/03/1998US5713325 Engine injection control
02/03/1998US5713317 Method of and apparatus for continuously and variably controlling valve timing of internal combustion engine
02/03/1998US5713199 Device for detecting deterioration of NOx absorbent
02/03/1998US5713197 Catalyst deterioration-detecting system for internal combustion engines
01/1998
01/29/1998WO1998003789A1 Solenoid valve such as an impact solenoid valve for a hammer-effect fuel injection system in a motor vehicle
01/29/1998WO1998003785A1 Method of controlling the injection process in a high-speed 2-stroke fuel injection internal combustion engine
01/29/1998WO1998003784A1 Method of controlling injection in a high-speed two-stroke internal combustion engine and device for carrying out this method
01/29/1998WO1998003783A1 A calibration method for a fuel injection system
01/29/1998WO1998003782A1 Control method and apparatus for internal combustion engines
01/29/1998DE19732167A1 Exhaust gas cleaning system for internal combustion engines including catalyser
01/29/1998DE19731728A1 Drive power control arrangement for motor vehicle
01/29/1998DE19629747A1 Sensor esp. air mass flow meter for IC engine of motor vehicle
01/28/1998EP0821220A1 Characteristics adjusting means of physical quantity sensing device and thermal type air flow measuring instrument
01/28/1998EP0821152A2 Evaporated fuel treatment device of an engine
01/28/1998EP0821150A2 Method and apparatus for adjusting the torque of an internal combustion engine
01/28/1998EP0821149A1 Device for controlling inductive loads, in particular of injectors of an internal combustion engine injection system
01/28/1998EP0820559A1 Process for finding the mass of air entering the cylinders of an internal combustion engine with the aid of a model
01/28/1998EP0754326A4 Adaptive profile correction for rotating position encoders in reciprocating engines
01/27/1998US5712786 Idling speed control method and apparatus for an internal combustion engine
01/27/1998US5712422 Engine sensor
01/27/1998US5711280 Method and apparatus for triggering an electromagnetic consumer
01/27/1998US5711278 Circuit and method for synchronizing a fuel pump or the like
01/27/1998US5711275 Fuel supply apparatus for an internal combustion engine
01/27/1998US5711274 System and method for reducing the fuel pressure in a fuel injection system
01/27/1998US5711273 Method for controlling the operation of a driver circuit in response to an electrical fault condition
01/27/1998US5711272 Fuel property detection for an engine using engine speed
01/27/1998US5711270 Method of controlling the fuel supply to a diesel engine which by high-pressure injection may be supplied with both fuel oil and fuel gas, and a high-pressure gas injection engine of the diesel type
01/27/1998US5711149 Device for purifying the exhaust gas of a diesel engine
01/27/1998US5711148 Sensor arrangement for engine control system
01/22/1998WO1998002654A1 Accumulating type fuel injection control