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