Patents
Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958)
03/1979
03/06/1979US4142683 Electric fuel injection valve
03/06/1979US4142602 Apparatus for controlling the traveling speed of a motor vehicle
03/06/1979US4142497 Fuel pressure booster and regulator
03/06/1979US4142493 Closed loop exhaust gas recirculation control system
03/06/1979US4142483 Operation timing control system for an internal combustion engine
03/06/1979US4142482 Feedback emission control for internal combustion engines with variable reference compensation for change with time in performance of exhaust composition sensor
03/06/1979US4142407 Air flow metering apparatus for internal combustion engines
02/1979
02/27/1979US4141326 Closed loop control system for hydrogen fuelled engine
02/27/1979US4141241 Analyzing exhaust gases from an internal combustion engine
02/27/1979CA1049349A1 Fuel vapor disposal means with closed control of air fuel ratio
02/27/1979CA1049348A1 Combination of a fuel tank venting system and an air-fuel ratio control system of an internal combustion engine
02/27/1979CA1049270A1 Power units comprising a super-charged internal combustion engine
02/20/1979US4140202 Speed responsive systems
02/20/1979US4140093 Air-fuel ratio controlling system
02/20/1979US4140088 Precision fuel injection apparatus
02/20/1979US4140087 Method and apparatus for generating fuel injection valve control pulses
02/20/1979US4140086 Apparatus for adjusting the combustible mixture of an internal combustion engine
02/20/1979US4140085 Method and apparatus for correcting sensor output signal
02/20/1979US4140084 Process and apparatus for the stabilization of the period of opening of electromagnetic fuel injector
02/20/1979US4140083 Method and apparatus for lean burn mixture control of an internal combustion engine
02/13/1979US4138979 Fuel demand engine control system
02/13/1979US4138975 Control device for carburetor
02/13/1979CA1048355A1 Spark-ignition internal combustion engine capable of preventing noxious gas emissions
02/06/1979US4137877 Electronic closed loop air-fuel ratio control system
02/06/1979US4137871 Fuel supply device for internal combustion engine
02/06/1979US4137721 Control system for plural engines
02/06/1979CA1047862A2 Fuel injection system for internal combustion engines
01/1979
01/30/1979US4136657 Electric control system for diesel engine
01/30/1979US4136651 Additional air control apparatus
01/30/1979US4136645 Electric air-to-fuel ratio control system
01/30/1979US4136558 Electronic test instrument for measuring the speed and timing angle of an internal combustion engine
01/30/1979CA1047337A1 Method and an apparatus to control the temperature of an engine exhaust gas purifying device
01/23/1979US4135381 Oxygen sensor temperature monitor for an engine exhaust monitoring system
01/16/1979US4134375 Method of and system for controlling fuel/air ratio in an internal combustion engine
01/16/1979US4134368 Fuel injection control system
01/16/1979US4134367 Electronic fuel injection control
01/16/1979US4134261 Variable displacement closed loop fuel controlled internal combustion engine
01/09/1979US4133408 Flow amplifier valve assembly
01/09/1979US4133406 Apparatus for controlling the traveling speed of a motor vehicle
01/09/1979US4133326 Fuel control system for an internal combustion engine
01/09/1979US4133323 Control trigger generating system, particularly to generate a trigger signal used in internal combustion engines, such as an ignition or fuel injection trigger signal
01/09/1979US4133320 Apparatus for determining the injected fuel quantity in mixture compressing internal combustion engines
01/09/1979CA1045923A1 Fuel injection control apparatus for internal combustion engines
01/02/1979US4132210 Fuel injection system with switchable starting mode
01/02/1979US4132203 Single point intermittent flow fuel injection
01/02/1979US4132200 Emission control apparatus with reduced hangover time to switch from open- to closed-loop control modes
01/02/1979US4132199 Air-fuel ratio control apparatus
01/02/1979US4132195 Method and apparatus for fuel mixture control
01/02/1979US4132194 Valve arrangement for use in mixture ratio control system of internal combustion engine
01/02/1979US4132193 Exhaust gas temperature detection for fuel control systems
01/02/1979CA1045700A1 Engine with dual sensor closed loop fuel control
12/1978
12/26/1978US4131091 Variable gain closed-loop control apparatus for internal combustion engines
12/26/1978US4131089 Electronic closed loop air-fuel ratio control system
12/26/1978US4131088 Multiple function pressure sensor
12/26/1978US4131087 Fuel injection system for an internal combustion engine
12/19/1978US4130095 Fuel control system with calibration learning capability for motor vehicle internal combustion engine
12/19/1978CA1044780A1 Exhaust gas sensor operational detection system
12/19/1978CA1044543A1 Combination of a crankcase ventilation system and an air-fuel ratio control system for an engine
12/12/1978US4129109 Variable displacement internal combustion engine with means for switching deactivated cylinder groups at appropriate timing
12/12/1978US4129105 Air-to-fuel ratio control system for internal combustion engines
12/12/1978US4129099 Galvanic exhaust gas sensor with solid electrolyte
12/12/1978US4128998 Overheat preventing system for exhaust gas purifier of vehicles
12/12/1978US4128997 I.C.E. equipped with means for maintaining reactor temperature about a single temperature
12/12/1978CA1044092A1 Deceleration control in engine
12/05/1978US4128900 Programmable read only memory for electronic engine control
12/05/1978US4128082 Electronic fuel injection control device
12/05/1978CA1043899A1 Arrangement for mounting electronic circuit boards on an engine air filter housing
11/1978
11/28/1978US4127088 Closed-loop emission control apparatus for multi-cylinder internal combustion engines having a plurality of exhaust systems
11/28/1978US4127087 Electronic drive signal distribution arrangement for a fuel injection system
11/28/1978US4127086 Fuel injection control system
11/21/1978US4126107 Electronic fuel injection system
11/14/1978US4125093 Solid state fluid flow sensor
11/14/1978US4125091 Method and equipment for control of internal combustion engine with fuel-reforming device
11/14/1978US4125090 Efficient operation of internal combustion engines by adjusting ratios of air and gaseous fuel
11/14/1978CA1042293A1 System to control the ratio of air to fuel of the mixture delivered to an internal combustion engine
11/07/1978US4123999 Feedback air-fuel ratio control system for internal combustion engine capable of providing constant control signal at start of fuel feed
11/07/1978US4123996 Internal combustion engines
11/07/1978US4123903 Deceleration control system
11/07/1978US4123901 Air-fuel ratio control system for an internal combustion engine with a thermal reactor
10/1978
10/31/1978US4122811 Digital closed loop fuel control system
10/31/1978US4122809 Air-fuel ratio control system
10/31/1978US4122716 Air flow transducer
10/24/1978US4121685 Apparatus for controlling the traveling speed of a motor vehicle
10/24/1978US4121554 Air-fuel ratio feedback control system
10/24/1978US4121549 Apparatus for metering fuel and air for an engine
10/24/1978US4121548 Deteriorated condition detecting apparatus for an oxygen sensor
10/24/1978US4121547 Closed loop air-fuel ratio control system for use with internal combustion engine
10/24/1978US4121546 Air-fuel ratio adjusting apparatus for an internal combustion engine
10/24/1978US4121545 Electronic fuel injection control apparatus using variable resistance for relating intake air speed to engine speed
10/17/1978US4120373 Vehicle speed control system with dual interrupt safety circuit
10/17/1978US4120270 Closed-loop mixture control system for an internal combustion engine with fail-safe circuit arrangement
10/17/1978US4120269 Compensation for inherent fluctuation in output level of exhaust sensor in air-fuel ratio control system for internal combustion engine
10/10/1978US4119074 Apparatus to control the ratio of air to fuel of air-fuel mixture applied to an internal combustion engine
10/10/1978US4119072 Closed loop air fuel ratio control system using exhaust composition sensor
10/10/1978US4119070 Closed-loop mixture control system for an internal combustion engine with circuitry for testing the function of closed loop
10/10/1978US4119061 Method and equipment for control of internal combustion engine including a fuel-reforming device
10/03/1978US4117903 Vehicle speed control system
10/03/1978US4117815 Closed-loop mixture control system for internal combustion engine using error-corrected exhaust composition sensors
10/03/1978US4117807 Fuel injection cut off means for over temperature protection of exhaust treatment device
09/1978
09/26/1978US4116170 Electronic closed loop control system for internal combustion engine