Patents
Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958)
10/1979
10/02/1979US4169440 Cruise economy system
10/02/1979CA1063459A1 Vapor pressure regulator/for a vaporized liquid fuel system
10/02/1979CA1063456A1 Engine deceleration control system
10/02/1979CA1063453A1 Vaporized liquid fuel delivery and metering system
10/02/1979CA1063382A1 Sampling system for engine exhaust gas analysis apparatus
09/1979
09/25/1979US4168680 Throttle valve opening control device
09/25/1979US4168679 Electrically throttled fuel control system for internal combustion engines
09/18/1979US4167925 Closed loop system equipped with a device for producing a reference signal in accordance with the output signal of a gas sensor for internal combustion engine
09/18/1979US4167924 Closed loop fuel control system having variable control authority
09/11/1979US4167396 Air-to-fuel ratio feedback control system with improved transitions between opening and closing of feedback control loop
09/11/1979US4167373 Fuel injection pumping apparatus
09/11/1979US4167169 Fuel flow control system
09/11/1979US4167167 Internal combustion engine with externally controlled ignition
09/11/1979US4167163 Sensor monitoring apparatus
09/11/1979US4167158 Fuel injection apparatus
09/11/1979CA1062103A1 Internal combustion engine with exhaust cleaning means
09/04/1979US4166514 Devices for controlling a speed restriction for vehicles, particularly motor vehicles
09/04/1979US4166442 Protection of internal combustion engines and/or vehicles embodying the same
09/04/1979US4166437 Method and apparatus for controlling the operating parameters of an internal combustion engine
08/1979
08/28/1979US4165727 Automatic fuel pump switch unit for fuel-injected internal combustion engines
08/28/1979US4165719 Emission control apparatus for internal combustion engines with a controllably disabled clamping circuit
08/28/1979US4165610 Internal combustion engine with variable cylinder disablement control
08/09/1979WO1979000528A1 Internal combustion engine utilising liquefied gaseous fuel
08/07/1979US4164032 Computer control of an exhaust gas recirculation device for an internal combustion engine
08/07/1979US4163433 Air/fuel ratio control system for internal combustion engine having compensation means for variation in output characteristic of exhaust sensor
07/1979
07/31/1979US4163282 Electrical control method and apparatus for combustion engines
07/24/1979US4161994 Speed regulating device for motor vehicles
07/24/1979US4161933 Mixture control apparatus for internal combustion engines
07/17/1979US4161162 Method and apparatus for controlling the operation of an internal combustion engine
07/10/1979US4160429 Electronically controlled fuel injection system for internal combustion engines
07/10/1979CA1058088A1 Multiple-cylinder internal combustion engine
07/03/1979US4159697 Acceleration enrichment circuit for fuel injection system having potentiometer throttle position input
07/03/1979CA1057605A1 Apparatus for metering fuel and air for an engine
06/1979
06/19/1979US4158347 Fuel supply system for use in internal combustion engine
06/19/1979CA1056934A1 Vehicle speed control circuit
06/05/1979US4157282 Method for maintaining stoichiometric air/fuel mixtures
06/05/1979US4157126 System for regulating the traveling speed of a motor vehicle
05/1979
05/29/1979US4156413 Cruise economy system
05/29/1979US4156412 Apparatus for preventing control oscillations in a combustion mixture generator
05/29/1979US4156404 Electronic closed loop air-fuel ratio control system
05/29/1979CA1055335A Method of and apparatus for controlling air/fuel ratio in internal combustion engine
05/22/1979US4155828 Oxygen sensor with a sintered reference source of oxygen
05/22/1979US4155419 Apparatus for controlling the traveling speed of a motor vehicle
05/22/1979US4155335 Closed loop control system equipped with circuitry for temporarily disabling the system in accordance with given engine parameters
05/22/1979US4155332 Electronic fuel injection system in an internal combustion engine
05/22/1979CA1054880A1 Universal fuel injection system controller
05/15/1979US4154395 Redundant signal circuit
05/15/1979US4154198 Fuel feed control device for internal combustion engine
05/15/1979CA1054697A1 Air-fuel mixture control apparatus for internal combustion engines using digitally controlled valves
05/15/1979CA1054696A1 Apparatus for controlling the ratio of air to fuel of air-fuel mixture of internal combustion engine
05/08/1979US4153033 System for disabling some cylinders of internal combustion engine
05/08/1979US4153023 Exhaust gas sensor temperature detection system
05/08/1979US4153022 Electronic closed loop air-fuel ratio control system
05/08/1979US4153021 Air-fuel mixture ratio correcting system for carburetor
05/08/1979US4153014 Peripheral circuitry for single-point fuel injection
05/08/1979US4153013 Method and apparatus for controlling the operation of an internal combustion engine
05/01/1979US4151815 Operation timing control system for an internal combustion engine
04/1979
04/24/1979US4150651 Fuel system for internal combustion engine
04/24/1979US4150647 Feedback fuel supply control system having electrostatic flow rate regulator for internal combustion engine
04/24/1979US4150644 Method for controlling electrostatic fuel injectors
04/24/1979US4150643 Car exhaust gas purification device controlling circuit
04/24/1979US4150641 Arrangement for controlling an air-fuel ratio of an air-fuel mixture of an internal combustion engine
04/24/1979US4150562 Method and means for temperature compensation in exhaust gas sensors
04/24/1979CA1053099A1 Internal combustion engine and method of operation
04/17/1979US4150305 Frequency divider circuits
04/17/1979US4149502 Internal combustion engine closed loop fuel control system
04/17/1979US4149408 Diagnostic monitoring device for closed loop air/fuel ratio control system of vehicle engine
04/17/1979US4149376 Internal combustion engine equipped with exhaust gas purifying device
04/17/1979CA1052890A1 Air-fuel mixture control apparatus for carbureted internal combustion engine
04/17/1979CA1052889A1 Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
04/17/1979CA1052888A1 Closed loop air-fuel ratio control system for use with internal combustion engine
04/17/1979CA1052646A1 Fuel control system for an internal combustion engine
04/17/1979CA1052645A1 Apparatus to control the ratio of air to fuel of air-fuel mixture applied to an internal combustion engine
04/10/1979US4148283 Rotational speed detecting apparatus for electronically-controlled fuel injection systems
04/10/1979US4148282 Method and apparatus for cold starting fuel injected internal combustion engines
04/10/1979US4148211 Sampling system for engine exhaust gas analysis apparatus
04/10/1979US4148188 Internal combustion engine equipped with catalytic converter
04/03/1979US4148090 Apparatus for controlling an electromagnetic valve
04/03/1979US4147148 Fuel control apparatus for a diesel engine
04/03/1979US4147030 Engine exhaust gas purification system
04/03/1979CA1051997A1 Altitude compensation system for a fuel management system
03/1979
03/27/1979US4146006 Fuel injection split engine
03/27/1979US4146001 Angular position transducers for use in engine timing controls
03/27/1979US4146000 Air flow control system
03/27/1979US4145999 Electronic feedback control system for fuel injection in internal combustion engines of fuel injection type
03/27/1979US4145881 Device for controlling the composition of the exhaust gases from a heat engine
03/27/1979CA1051225A1 Vortex shedding device for use in measuring air flow rate into an internal combustion engine
03/27/1979CA1051224A1 Vortex shedding device for use in measuring air flow rate into an internal combustion engine
03/20/1979US4144864 Method and apparatus for disabling cylinders under light load conditions by comparison with variable reference
03/20/1979US4144863 Circuit for controlling the operability of one or more cylinders of a multicylinder internal combustion engine
03/20/1979US4144852 Method of controlling a throttle valve and a throttle valve opening control device
03/20/1979US4144847 Emission control apparatus for internal engines with means for generating step function voltage compensating signals
03/20/1979US4144750 Gas flow transducers and I.C. engine control systems incorporating such transducers
03/20/1979CA1051109A1 Air fuel mixture control apparatus for internal combustion engine
03/13/1979US4143635 Exhaust gas recirculated engine with variable cylinder disablement control
03/13/1979US4143623 Air-to-fuel ratio feedback control system for internal combustion engines
03/13/1979US4143622 Fuel injection apparatus for internal combustion engines
03/13/1979US4143621 Fuel injection system with augmented temperature sensitive fuel enrichment for transient engine loads
03/13/1979CA1050370A1 Automotive engine carburetor
03/07/1979EP0001001A1 A method of and apparatus for monitoring the operation of a motor vehicle