| Patents for F02D 35 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for (6,645) |
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| 04/05/1989 | EP0309986A1 Electronic control apparatus for use in automobile |
| 04/04/1989 | US4818363 Combustion exhaust gas sensor structure, particularly for automotive engine exhaust gases |
| 03/22/1989 | EP0308392A1 Method for regulating a combustion engine and electronic fuel injection apparatus using this method |
| 03/02/1989 | DE3728088A1 Method and arrangement for monitoring an actuator |
| 02/08/1989 | EP0302064A1 Device for detecting the start of injection in a diesel engine. |
| 02/08/1989 | CN2032252U Diesel engine fuel pressure, temp. and water temp. electronic autoalarm for towboat |
| 01/31/1989 | CA1249453A1 Air flow meter |
| 01/25/1989 | EP0300153A2 Load control apparatus |
| 01/19/1989 | DE3722263A1 Fuel injector unit for internal combustion engines |
| 01/04/1989 | EP0297951A1 Control device and method for a spark ignition engine starting from the statistical distribution of an angular deviation |
| 01/03/1989 | US4794790 Diagnostic method and arrangement for quantitatively checking actuators in internal combustion engines |
| 12/29/1988 | WO1988010411A1 Hot wire type air flow meter |
| 12/27/1988 | US4793373 Current-pressure transducer, particularly for a vacuum control in automotive vehicles |
| 12/21/1988 | EP0295647A1 Hot-wire type air flow meter. |
| 12/20/1988 | US4791809 Circuit arrangement to detect signals indicating a change in current through a needle lift sensor of an injection nozzle in combustion engines, which is connected to a constant direct voltage supply |
| 12/13/1988 | US4790178 Intake structure of internal combustion engine with bypass intake passage for mounting air flow meter |
| 12/06/1988 | US4788854 Method of estimating the fuel/air ratio of an internal combustion engine |
| 11/29/1988 | US4787355 Crank angle detecting system for an internal combustion engine |
| 11/29/1988 | US4787351 System for controlling idle speed of an engine |
| 11/23/1988 | CN88200950U Exhausting by-pass valve with vacuum compensating sensor |
| 11/22/1988 | CA1245076A1 Method and a device for testing the tightness of an engine |
| 11/17/1988 | DE3729857C1 Method for the regeneration of a soot separator |
| 10/26/1988 | EP0288056A2 Control apparatus for internal combustion engines |
| 10/25/1988 | US4779455 Air-fuel ratio detecting sensor |
| 09/27/1988 | US4773379 Apparatus for controlling pressure-activated actuator, and apparatus for controlling exhaust-gas recirculation |
| 09/20/1988 | US4772807 Electric control device for controlling displacement of an element between two predetermined positions |
| 09/20/1988 | US4771755 Abnormality detecting method for air-fuel ratio control system for internal combustion engines |
| 09/14/1988 | EP0282295A2 Internal Combustion engine control |
| 09/14/1988 | EP0281585A1 Device for adapting the carburettor and ignition system of an internal combustion engine to all common grades of fuel for petrol engines. |
| 09/13/1988 | US4769994 Method and apparatus for controlling a variable capacity turbine of an automotive turbocharger |
| 09/07/1988 | EP0281358A2 Control system for controlling DC motor which controls operation condition of internal combustion engine |
| 09/07/1988 | EP0281357A2 Control system for controlling actuator to control operation of internal combustion engine |
| 08/30/1988 | US4766868 Method and apparatus for controlling air-fuel ratio in internal combustion engine |
| 08/30/1988 | US4766864 Fuel injection control based on spill port opening timing correction |
| 08/16/1988 | US4763623 Device for controlling the idling operation of an internal combustion engine |
| 08/02/1988 | US4760830 Method and apparatus for controlling fuel injection timing in a compression ignition engine |
| 07/26/1988 | US4759213 Arrangement having an air-mass meter for an internal combustion engine |
| 07/19/1988 | US4757791 Speed-governing apparatus for internal combustion engine |
| 07/12/1988 | US4756293 Fuel injection apparatus |
| 07/12/1988 | US4756155 Exhaust particle removing system for an internal combustion engine |
| 07/06/1988 | EP0273601A1 Engine control and combustion quality detection system and method |
| 07/05/1988 | US4754735 Control of fuel injection apparatus for internal combustion engines |
| 06/28/1988 | US4753209 Air-fuel ratio control system for internal combustion engines capable of controlling air-fuel ratio in accordance with degree of warming-up of the engines |
| 06/21/1988 | US4751907 Air/fuel ratio detecting apparatus for internal combustion engines |
| 06/09/1988 | DE3641854A1 Method for compensating for the influence of different grades of fuel on the operating performance of a diesel engine |
| 06/08/1988 | EP0270102A2 System for controlling idle speed of an engine |
| 05/24/1988 | US4745742 Dual path exhaust pipe for mounting an oxygen sensor |
| 05/18/1988 | EP0267354A1 Apparatus for the determination of the direction of a flow |
| 05/18/1988 | EP0214187B1 Circuit arrangement for detecting current variation signals |
| 05/17/1988 | USRE32667 Gated knock detector for internal-combustion engines |
| 05/17/1988 | US4744343 Device for controlling an internal combustion engine |
| 05/17/1988 | US4744244 Cylinder pressure sensor output compensation method for internal combustion engine |
| 05/11/1988 | DE3637290A1 Control device for a fuel injection pump of an internal combustion engine |
| 05/10/1988 | US4742711 Arrangement having an air-mass meter for an internal combustion engine |
| 05/10/1988 | US4742710 Arrangement having an air-mass meter for an internal combustion engine |
| 05/03/1988 | US4741817 Electrochemical sensor for the concentration of aspects in a fluid mixture and system for regulating the richness of an air-fuel mixture utilizing such a sensor |
| 04/26/1988 | US4739731 Method for measuring and controlling of operating data of internal combustion engines |
| 04/26/1988 | US4739651 Throttle body with internally mounted anemometer |
| 04/21/1988 | WO1988002817A1 Ignition and injection system for internal combustion engines |
| 04/12/1988 | US4736726 Method and system for controlling fuel ignition timing in diesel engine |
| 04/12/1988 | US4736724 Adaptive lean limit air fuel control using combustion pressure sensor feedback |
| 03/24/1988 | WO1988002069A1 Device for adapting the carburettor and ignition system of an internal combustion engine to all common grades of fuel for petrol engines |
| 03/22/1988 | US4732132 Air intake side secondary air supply system for an internal combustion engine using a linear-type solenoid valve |
| 03/22/1988 | US4732126 Fuel control system for internal combustion engines |
| 03/15/1988 | US4730587 Control device of an internal combustion engine |
| 03/10/1988 | DE3630062A1 Device for determining speeds of rotation |
| 03/02/1988 | EP0257501A2 Improved turbine rotor assembly for a rotor-type carburetor |
| 03/01/1988 | US4727840 Throttle valve control device |
| 02/23/1988 | US4726345 Method and device for controlling energization of high pressure electromagnetic valve |
| 02/23/1988 | US4726342 Fuel-air ratio (lambda) correcting apparatus for a rotor-type carburetor for integral combustion engines |
| 02/17/1988 | CN85103483B Exhaust vent system |
| 02/16/1988 | US4725385 Turbine rotor assembly for a rotor-type carburetor |
| 02/16/1988 | US4724812 Apparatus for controlling the air-fuel ratio for an internal combustion engine |
| 02/11/1988 | DE3627074A1 Device for observing and evaluating combustion processes in internal combustion engines |
| 02/09/1988 | US4723522 Electronic control system for an IC engine |
| 02/09/1988 | US4723443 Intake air flow sensor |
| 02/09/1988 | CA1232654A1 Control circuit for use with air-diverter valve of internal combustion engine |
| 02/03/1988 | EP0255054A2 Anemometer sensor mounting assembly |
| 02/02/1988 | US4722313 Method for detecting an extreme value position of a movable part |
| 02/02/1988 | US4722310 Fuel injection control for diesel engine |
| 01/28/1988 | DE3624441A1 Diagnostic method for quantitative testing of actuators in internal-combustion engines |
| 01/20/1988 | EP0252960A1 Gated knock detector for internal-combustion engines. |
| 01/19/1988 | US4720335 Wide range air fuel ratio sensor |
| 01/19/1988 | US4719795 Throttle valve opening sensor |
| 01/19/1988 | US4719792 Method and a device for testing the tightness of an engine |
| 01/14/1988 | DE3623651A1 Method and circuit arrangement for determining an actuator set point |
| 01/12/1988 | US4718390 Fuel injection timing control method for diesel engines |
| 01/12/1988 | US4718389 Apparatus for the control of repetitive events dependent on operating parameters of internal combustion engines |
| 12/29/1987 | US4715352 Air intake side secondary air supply system for an internal combustion engine with a duty ratio control operation |
| 12/29/1987 | US4715350 Air intake side secondary air supply system for an internal combustion engine with a duty ratio control operation |
| 12/29/1987 | US4715349 Air intake side secondary air supply system for an internal combustion engine with an improved operation under a small intake air amount |
| 12/29/1987 | US4715220 Throttle valve opening sensor |
| 12/29/1987 | US4715179 Filtering, burning collected particles |
| 12/22/1987 | US4714804 Rotary switch having rotary contacts with an amorphous alloy coating |
| 12/17/1987 | DE3619897A1 Protection circuit for catalytic exhaust emission treatment devices |
| 12/16/1987 | EP0249340A2 Device for controlling the idling operation of an internal combustion engine |
| 12/01/1987 | US4709581 In an internal combustion engine |
| 11/24/1987 | US4708111 Electronically controlled fuel injection based on minimum time control for diesel engines |
| 11/24/1987 | US4708109 Apparatus for controlling an idle speed of an internal combustion engine |
| 11/24/1987 | CA1229676A1 Binary and proportional control for a feedback carburetor |