| Patents for F02D 31 - Use of non-electrical speed-sensing governors to control combustion engines, not otherwise provided for (3,047) |
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| 04/04/1991 | WO1991004399A1 Process for controlling the air supply to an internal combustion engine of a motor vehicle |
| 04/04/1991 | DE3931455A1 Verfahren zur steuerung der luftzufuhr einer brennkraftmaschine eines kraftfahrzeugs A method for controlling the air supply of an internal combustion engine of a motor vehicle |
| 04/02/1991 | US5003948 Stepper motor throttle controller |
| 04/02/1991 | US5003816 Engine idling control apparatus |
| 03/26/1991 | US5002028 Throttle control system for vehicular internal combustion engine |
| 03/26/1991 | US5002027 Method for controlling the no-load speed of an internal combustion engine |
| 03/26/1991 | US5002026 Engine idle speed control apparatus |
| 03/20/1991 | EP0417795A1 Fuel injection system and method for engine |
| 03/09/1991 | WO1991003635A1 Carburettor metering systems |
| 03/09/1991 | CA2066579A1 Carburettor metering systems |
| 02/26/1991 | US4995347 Intake device of a two stroke engine with supercharger bypass passage |
| 02/19/1991 | US4993383 Controller unit |
| 02/07/1991 | WO1991001441A1 Process for metering fuel in internal combustion engines |
| 02/06/1991 | EP0412010A1 Method for regulating the idle-running of an internal combustion engine |
| 02/05/1991 | US4989566 Throttle member control device for an internal combustion engine fuel supply installation |
| 02/05/1991 | US4989565 Speed control apparatus for an internal combustion engine |
| 02/05/1991 | CA1279791C Load rate limiting means for a locomotive engine |
| 01/23/1991 | CN2069930U Fuel-economizing and smoke-eliminating lock for diesel engine |
| 01/22/1991 | US4986237 Heat engine speed governor |
| 01/16/1991 | EP0407777A1 Method and device for limiting vehicle speed |
| 01/08/1991 | US4982709 Apparatus for controlling the idling speed of engine operable on gasoline/alcohol fuel blend |
| 12/18/1990 | US4977879 Mechanical governor for internal combustion engines |
| 12/12/1990 | EP0401880A2 Idle speed control system for a combustion engine |
| 12/11/1990 | US4976238 Apparatus for controlling the number of idle rotations of an internal combustion engine |
| 12/05/1990 | EP0401155A1 Device for the regulation of rotation speed, in particular for the limitation of the rotation speed of a combustion engine |
| 12/04/1990 | US4974444 Electronically controlled engine throttle plate adjustment |
| 11/29/1990 | DE3926031C1 Adapting characteristic working of adjuster - limiting signal affecting base point of characteristic curve to predetermined min. value |
| 11/28/1990 | EP0399016A1 Process and device for adapting the characteristic curve of an idling regulator. |
| 11/28/1990 | EP0188528B1 Engine control system |
| 11/13/1990 | US4969435 Idle speed control system for a two-cycle engine |
| 10/30/1990 | US4966112 Method for adjusting idling RPM of engine |
| 10/30/1990 | US4966111 Fuel supply control system for internal combustion engines |
| 10/24/1990 | EP0393642A2 Engine speed controlling apparatus for internal combustion engine |
| 10/23/1990 | US4964386 Idling rotational speed control system for internal combustion engines after cranking |
| 10/10/1990 | EP0391062A2 Electronic speed governor for an air-compressing engine |
| 09/18/1990 | US4957083 Fuel supply control system for internal combustion engine with feature providing engine stability in low engine load condition |
| 09/13/1990 | DE3907137A1 Centrifugal governor, especially for internal combustion engines |
| 09/11/1990 | US4955342 Idle revolution number control apparatus for carbureter |
| 09/05/1990 | EP0385813A2 Learning control system for the throttling of internal combustion engine |
| 08/29/1990 | EP0383936A1 Remote controller of engine |
| 08/29/1990 | EP0383882A1 Device for regulating an operating parameter of an internal combustion engine. |
| 08/28/1990 | US4951627 Engine idling speed control system for internal combustion engine |
| 08/23/1990 | DE4005466A1 Idling revolution. control for vehicle IC engine |
| 08/14/1990 | US4947813 Method for controlling the rotational speed of a thermal engine |
| 08/09/1990 | DE3929535A1 Fuel injection pump with engine torque control - has mechanical drive with pneumatic correction for accurate dosing |
| 08/07/1990 | US4945760 Combined motor tester and pulse train monitor for stepper motors |
| 07/31/1990 | US4944267 Electropneumatic displacement device for a throttle valve of an internal combustion engine |
| 07/25/1990 | EP0378736A1 Load-adjusting device |
| 07/25/1990 | EP0378627A1 A method and device for checking idling controls for incorrect operation. |
| 07/18/1990 | EP0377785A2 Speed governor for small engines |
| 07/18/1990 | EP0377596A1 Fuel dosing process and device for diesel engines. |
| 07/17/1990 | US4941442 Apparatus for controlling fuel delivery to engine |
| 07/17/1990 | US4941441 Engine brake system of a two-cycle engine for a motor vehicle |
| 07/03/1990 | US4938188 Engine control apparatus |
| 06/28/1990 | WO1990007052A1 Process and device for adapting the characteristic curve of an idling regulator |
| 06/27/1990 | EP0375625A1 Control device for a combustion engine |
| 06/26/1990 | US4936274 Heat engine speed governor |
| 06/12/1990 | US4933863 Control systems for internal combustion engines |
| 06/12/1990 | CA1270162A1 Fuel control system |
| 06/06/1990 | EP0268593B1 Travelling speed adjusting device |
| 06/05/1990 | US4930476 Governor for vertical v-type engine |
| 06/05/1990 | US4930475 Idling rotating speed control system of outboard engine |
| 05/31/1990 | DE3939455A1 Vorrichtung zur steuerung der leerlaufgeschwindigkeit einer verbrennungskraftmaschine An apparatus for controlling the idle speed of an internal combustion engine |
| 05/30/1990 | EP0370908A1 Control device of a throttle valve in the fuel supply installation of an internal-combustion engine |
| 05/22/1990 | US4926821 Electronic controller for internal combustion engines |
| 05/10/1990 | DE3836914A1 Safety circuit for electronic open-loop and closed-loop speed control systems for motor vehicles |
| 05/09/1990 | EP0366743A1 Regulating device for injection pump for injection engines, in particular diesel engines. |
| 05/09/1990 | EP0366660A1 An arrangement and method for speed control. |
| 05/02/1990 | EP0365528A1 System for adjusting the throttle valve angle. |
| 04/03/1990 | US4913114 Governing apparatus for the idling rpm of an internal combustion engine |
| 03/20/1990 | US4909213 Arrangement for adjusting an operating characteristic quantity of an internal combustion engine |
| 03/08/1990 | WO1990002258A1 Device for regulating an operating parameter of an internal combustion engine |
| 03/08/1990 | DE3925179A1 Operating IC engine from no=load to loaded state - by taking into account air throughput reference valves dependent on engine state |
| 03/07/1990 | EP0197080B1 Fuel control system |
| 02/27/1990 | US4903660 Fuel injection control system for an automotive engine |
| 02/27/1990 | US4903659 Carburetor controlling apparatus for combustion engine |
| 02/27/1990 | US4903658 Control method for idling speed of an engine |
| 02/22/1990 | WO1990001630A1 Remote controller of engine |
| 02/13/1990 | US4899623 Control system for internal combustion engines |
| 02/08/1990 | WO1990001114A1 A method and device for checking idling controls for incorrect operation |
| 01/31/1990 | EP0353072A1 Throttle control system for vehicular internal combustion engine |
| 01/24/1990 | EP0351429A1 Rotation speed regulator for heat engine |
| 01/23/1990 | US4895118 Valve control system of internal combustion engines |
| 01/09/1990 | US4892076 Fuel supply control system for internal combustion engines |
| 01/08/1990 | EP0351429A4 Rotation speed regulator for heat engine. |
| 12/19/1989 | US4887570 System for regulating the idling speed of rotation of an internal combustion engine |
| 12/12/1989 | US4886035 Air-fuel ratio control method for an internal combustion engine |
| 12/12/1989 | US4886034 Internal combustion engine control system |
| 12/12/1989 | US4886025 Idling speed control system for an electronic-injection internal combustion engine |
| 12/05/1989 | US4884541 Speed governor for small engines |
| 12/05/1989 | US4884540 Engine speed control method |
| 11/29/1989 | EP0343515A2 Device for regulating the air input flow rate to an internal combustion engine carburettor |
| 11/28/1989 | US4883034 Engine idling speed control system |
| 11/16/1989 | WO1989011028A1 An arrangement and method for speed control |
| 11/14/1989 | US4879983 Apparatus for controlling number of rotation of internal combustion engine |
| 11/14/1989 | US4879982 Method of and apparatus for controlling engine revolution speed |
| 11/09/1989 | DE3913523A1 Method and device for the control of a multicylinder internal combustion engine |
| 10/31/1989 | US4877101 Constant-speed control device for a vehicle |
| 10/31/1989 | US4877003 RPM control device for internal combustion engine |
| 10/24/1989 | US4875447 Method and apparatus for controlling the solenoid current of a solenoid valve which controls the amount of suction of air in an internal combustion engine |