| Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958) |
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| 09/17/1991 | US5048479 Electronic engine control for a motor vehicle |
| 09/12/1991 | DE4106249A1 Catalytic cleaning set=up for exhaust gas of IC engine - has two catalytic converters with series connection in starting phase and parallel operation in normal conditions |
| 09/12/1991 | DE4007548A1 Emission control for engine - by digital lambda regulation with responsive computation of exhaust state using engine loading |
| 09/11/1991 | EP0446065A2 Method of controlling an internal combustion engine |
| 09/11/1991 | EP0445848A2 Control system for controlling DC control motor which controls operation condition of internal combustion engine |
| 09/11/1991 | EP0445817A2 A control device for an internal combustion engine |
| 09/11/1991 | EP0445555A2 Method for the regulation of the camshaft phasing, continuously variable according to RPM |
| 09/11/1991 | EP0445339A1 Engine idling control system |
| 09/11/1991 | EP0445329A1 Control installation for a combustion engine |
| 09/11/1991 | EP0445127A1 Process and device for establishing at least one threshold voltage for a lambda closed-loop control. |
| 09/11/1991 | EP0445124A1 Ratiometric signal correction system for a vehicle electronic control system. |
| 09/11/1991 | EP0404762B1 Apparatus for generating synchronisation pulses for an internal combustion engine |
| 09/11/1991 | EP0366660B1 An arrangement and method for speed control |
| 09/11/1991 | EP0314681B1 Final stage of a bridge circuit |
| 09/11/1991 | CN2084614U Electronic computor complex detecting controller for ic engine |
| 09/11/1991 | CN2084520U Automatic fire extinction device for motorcycle accident |
| 09/10/1991 | US5047944 Vehicle control apparatus including abnormality detection |
| 09/10/1991 | US5047943 System and method for detecting engine revolution speed, identifying engine cylinder, and controlling engine operation according to detected engine revolution speed and identified cylinder |
| 09/10/1991 | US5047941 Wheel acceleration slip control device |
| 09/10/1991 | US5047137 Blackening-free, separator with aperture; internal combustion engines |
| 09/10/1991 | US5046470 Method of and device for monitoring combustion in a spark ignition internal combustion engine |
| 09/10/1991 | US5046467 System for setting the throttle flap angle for an internal combustion engine |
| 09/10/1991 | CA1288842C Low voltage supply control system for fuel injectors |
| 09/05/1991 | WO1991013250A1 Device for operating a load-adjustment element in a fuel-supply device for internal-combustion engines |
| 09/05/1991 | WO1991013248A1 Engine condition determining and operating method |
| 09/05/1991 | WO1991013246A1 Diagnostic process for checking regulation elements for the control of internal-combustion engines |
| 09/04/1991 | EP0444517A2 Self-diagnosis apparatus in a system for prevention of scattering of fuel evaporation gas |
| 09/04/1991 | EP0444055A1 Solenoid valve, in particular for fuel injection pumps. |
| 09/04/1991 | EP0444046A1 Supervisory system for a vehicle accelerator pedal travel transducer. |
| 09/03/1991 | US5045035 High-efficiency powertrain |
| 09/03/1991 | US5044344 Pressure-responsive fuel delivery system |
| 09/03/1991 | US5044343 System and method for controlling fuel supply to an internal combustion engine |
| 09/03/1991 | US5044342 Automotive fuel injection system |
| 09/03/1991 | US5044341 Process and device for tank-ventilation adaptation in lambda control |
| 09/03/1991 | US5044337 Control system for and method of controlling an internal combustion engine |
| 09/03/1991 | US5044335 Monitoring arrangement for a fuel filter |
| 09/03/1991 | US5044331 Air-fuel ratio control method for an internal combustion engine having spark plugs with heaters |
| 09/03/1991 | US5044196 Method and apparatus for detecting deterioration of a hot-wire type sucked air flow quantity-detecting device for an engine |
| 09/03/1991 | US5044195 Misfire detection in an internal combustion engine |
| 09/03/1991 | US5044194 Misfire detection in an internal combustion engine |
| 09/03/1991 | US5044162 Control system for internal combustion engine with supercharger |
| 08/29/1991 | DE3744894C2 Engine idling speed sensor for throttle control - has moving contact separated from fixed contact by spring prevented from rotating |
| 08/28/1991 | WO1991013247A1 Exhaust emission control |
| 08/28/1991 | EP0443785A1 Method and apparatus for controlling engine torque and wheel spin |
| 08/28/1991 | EP0443650A1 Method and apparatus for determining air mass in a crankcase scavenged two-stroke engine |
| 08/28/1991 | EP0443175A2 Ignition device for combustion engines |
| 08/28/1991 | EP0443147A2 Method and device for regulating/controlling the smooth running of an internal combustion engine |
| 08/28/1991 | EP0442873A1 A process and device for lambda control. |
| 08/28/1991 | EP0383753B1 Fuel metering system for internal combustion engines |
| 08/27/1991 | US5043984 Method and system for inspecting microprocessor-based unit and/or component thereof |
| 08/27/1991 | US5043901 Air-fuel ratio controller |
| 08/27/1991 | US5043899 Secondary air supply system for internal combustion engines |
| 08/27/1991 | US5043894 Jolt control system for drive system |
| 08/27/1991 | US5043647 System and method for controlling the speed of a vehicle having an internal combustion engine |
| 08/27/1991 | US5042446 Engine control system |
| 08/27/1991 | US5042445 Electronic controlled fuel supply system for high pressure injector |
| 08/27/1991 | US5042444 Device and method for altering the acoustic signature of an internal combustion engine |
| 08/27/1991 | US5042324 Control of torque generated by engine followed by continuously variable transmission |
| 08/24/1991 | CA2029070A1 Method and means for determining air mass in a crankcase scavenged two-stroke engine |
| 08/22/1991 | WO1991012428A1 Automotive control unit with internal sensor |
| 08/22/1991 | WO1991012424A1 Method of detecting fuel blend ratio |
| 08/22/1991 | WO1991012423A1 System for controlling and/or regulating an internal combustion engine |
| 08/22/1991 | WO1991012422A1 Process for associating combustion defects with a cylinder in an internal combustion engine |
| 08/22/1991 | WO1991012421A1 Fuel injection device |
| 08/22/1991 | DE4004516A1 IC engine control and activity information processing method - using multiple controlling to process information etc. in different planes independently |
| 08/21/1991 | EP0442819A1 Process for optimizing the restart injection in a fuel injected engine |
| 08/21/1991 | EP0441908A1 Process for adjusting quantities of air and fuel in a multi-cylinder internal combustion engine. |
| 08/21/1991 | EP0371031B1 Injection and ignition in fuel injected spark ignition engines |
| 08/20/1991 | US5041981 Electric control apparatus for automobile and method of compensating for time delay of measured data |
| 08/20/1991 | US5041976 Diagnostic system using pattern recognition for electronic automotive control systems |
| 08/20/1991 | US5040515 Apparatus for detecting throttle opening of an engine |
| 08/20/1991 | US5040514 Arrangement for injecting fuel for an internal combustion engine |
| 08/20/1991 | US5040513 Open-loop/closed-loop control system for an internal combustion engine |
| 08/20/1991 | US5040506 Air intake quantity controller for engine |
| 08/20/1991 | US5040505 Intaking rate control device of internal combustion engine |
| 08/14/1991 | EP0441522A2 Control device for an automobile |
| 08/14/1991 | EP0440894A2 Trigger circuit with self-adjusting reference value |
| 08/14/1991 | EP0440757A1 Process and device for checking the operability of an exhaust gas probe heater and its supply system. |
| 08/14/1991 | DE4004110A1 Magnetic valve controlled fuel pump for diesel engine - uses detected shaft rotation markings to provide control signals for magnetic valve |
| 08/14/1991 | DE4004109A1 Diesel engine fuel injection control - uses electromagnetic valve with control time for individual engine cylinder selectively set to zero |
| 08/14/1991 | DE4004107A1 Diesel engine fuel pump electromagnetic control valve - has control signals supplied to valve corrected for valve switching times |
| 08/14/1991 | DE4003752A1 Verfahren zum zuordnen von verbrennungsfehlern zu einem zylinder einer brennkraftmaschine A method for mapping from combustion errors to a cylinder of an internal combustion engine |
| 08/14/1991 | CA2033873A1 Digital fuel control system for small engines |
| 08/13/1991 | US5038883 Traction control device for a vehicle |
| 08/13/1991 | US5038740 System for controlling fuel injection quantity at start of two-cycle engine |
| 08/13/1991 | US5038739 Control arrangement for multi-cylinder two cycle engine |
| 08/13/1991 | US5038737 Control apparatus for an internal combustion engine |
| 08/13/1991 | US5038730 Start control system for alcohol engine |
| 08/13/1991 | US5038728 Method & apparatus for managing alternator loads on engines |
| 08/13/1991 | US5038725 Intake manifold of internal combustion engine |
| 08/13/1991 | US5038610 Anemometer |
| 08/13/1991 | US5038566 Power supply system for turbocharger with rotary electric machine |
| 08/13/1991 | CA1287533C Delivery of metered quantities of fuel to an engine |
| 08/13/1991 | CA1287531C Automatic control apparatus for engine throttle valve |
| 08/09/1991 | WO1991012417A1 Control system for diesel particulate trap regeneration system |
| 08/09/1991 | CA2073767A1 Control system for diesel particulate trap regeneration system |
| 08/08/1991 | WO1991011851A1 Device for controlling the electrical power supply of a stepper motor and stepper motor equipped with such a device |
| 08/08/1991 | WO1991011603A1 Method of controlling fuel injection pump control levers |
| 08/08/1991 | WO1991011602A1 Process for determining the working stroke of a four-stroke engine |
| 08/08/1991 | WO1991011601A1 Process for protecting a catalytic converter from overheating |