Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02D - Controlling combustion engines › F02D 41 - Electrical control of supply of combustible mixture or its constituents
Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958)
03/1978
03/21/1978US4080552 Hybrid blocking oscillator for an electromagnetic fuel pump
03/21/1978US4079714 Air-fuel mixture supply device of internal combustion engine
03/21/1978US4079711 Air-fuel ratio controlling device
03/14/1978US4078631 Apparatus for controlling acceleration and deceleration of motor vehicles
03/14/1978US4078528 Fuel feed control device for internal combustion engine
03/14/1978US4078387 Power units comprising a supercharged internal combustion engine
03/14/1978US4078379 Exhaust gas purifying system
03/07/1978USRE29561 Fuel injection systems for internal combustion engines
03/07/1978US4078203 Controlled frequency division frequency divider circuit
03/07/1978US4077364 Electronic control fuel supply system
03/07/1978US4077363 Internal combustion engine
03/07/1978US4077207 Additional air control device for maintaining constant air-fuel ratio
02/1978
02/28/1978US4075988 Apparatus for controlling supply of fuel to internal combustion engine
02/28/1978US4075982 Closed-loop mixture control system for an internal combustion engine with means for improving transitional response with improved characteristic to varying engine parameters
02/28/1978US4075835 Additional air control device
02/28/1978US4075834 Air-fuel ratio control adjusting system in an internal combustion engine
02/21/1978US4074566 Intake air amount detecting device for an internal combustion engine
02/14/1978US4073276 Fuel injection pumping apparatus
02/14/1978US4073270 Electronically-controlled fuel injection system
02/14/1978US4073269 Fuel injection system
02/07/1978US4072206 Device for regulating vehicle road speed
02/07/1978US4072137 Air-to-fuel ratio adjusting system for an internal combustion engine
01/1978
01/31/1978US4071013 Fuel control apparatus for dual chamber stratified charge engine systems
01/31/1978US4071003 Control system for engine exhaust gas recirculation according to engine operational condition
01/24/1978US4069795 Start-up control for fuel injection system
01/17/1978US4068472 First and second air feeding means to regulate a/f ratio wherein second air feed requires two signals for actuation
01/10/1978US4067233 Intake air amount measuring system for an internal combustion engine
01/03/1978US4066413 Gas component detection apparatus
12/1977
12/27/1977US4064846 Method and apparatus for controlling an internal combustion engine
12/27/1977US4064844 Apparatus and method for successively inactivating the cylinders of an electronically fuel-injected internal combustion engine in response to sensed engine load
12/13/1977US4062328 Electrically controlled fuel injection system
12/06/1977US4061117 Method of controlling air-fuel mixture in internal combustion engine and a system therefor
12/06/1977US4061055 Fuel injection control system for an internal combustion engine of a vehicle
11/1977
11/29/1977US4060714 Input sensor circuit for a digital engine controller
11/15/1977US4058709 Control computer for fuel injection system
11/15/1977US4058106 Method and apparatus for RPM limitation in internal combustion engines
11/15/1977US4058089 Electrically controlled fuel injection system
11/15/1977US4057996 Gallium oxide resistor
11/08/1977US4057042 Air-fuel mixture control apparatus for internal combustion engines using digitally controlled valves
11/08/1977US4056931 Multi-cylinder internal combustion engine and method of operation thereof
11/01/1977US4056157 Electronic speed control system for automotive vehicles
11/01/1977US4055993 Sub-cyclic measurement of speed of an internal combustion engine
10/1977
10/25/1977US4055792 Electrical control system for an exhaust gas sensor
10/11/1977USRE29433 Air-pollution preventive arrangement
10/11/1977US4053826 Apparatus for detection of rotational angle and number of rotations of a rotary body
10/11/1977US4052970 Air-fuel ratio control system utilizing oxygen sensor and pressure differential sensor
10/11/1977US4052968 Air-to-fuel ratio adjusting system for an internal combustion engine
10/11/1977US4052964 Corona discharge fluid flow transducers and fuel injection systems incorporating such transducers
10/04/1977US4052676 Digital-analog frequency error signaling
10/04/1977US4051818 Device for obtaining signals for the control unit of an electronic fuel injection system
10/04/1977US4051817 Fuel injection system for an internal combustion engine
10/04/1977US4051816 Method of and apparatus for controlling air-fuel mixtures into a multi-cylinder internal combustion engine
10/04/1977US4051672 Multi-cylinder internal combustion engine
09/1977
09/27/1977US4050878 Electronic carburetion system for low exhaust emissions of internal combustion engines
09/27/1977US4050425 Air-fuel ratio control system
09/20/1977US4048965 Apparatus for determining the fuel injection quantity in mixture compressing internal combustion engines
09/20/1977US4048964 Fuel metering apparatus and method
09/06/1977US4046213 Control system and method for controlling vehicle speed
09/06/1977US4046129 Regulating arrangement for internal combustion engines, especially those with a fuel injection system
09/06/1977US4046120 Regulating system with electromagnetic valve and control valve
09/06/1977US4046118 Air fuel mixture control apparatus for carbureted internal combustion engines
09/06/1977US4046113 Internal combustion engine fuel injection control system
08/1977
08/30/1977US4045687 Circuit arrangement for evaluating the electrical output signals of a detector for thickness changes in a fuel injection line
08/30/1977US4044745 Injector pump
08/23/1977US4044236 Method and apparatus for controlling the operation of an internal combustion engine
08/23/1977US4044235 Method and apparatus for determining smooth running operation in an internal combustion engine
08/23/1977US4044234 Process and apparatus for controlling engine operation near the lean-running limit
08/23/1977US4043300 Apparatus for balancing the flow of two agents, capable of reacting together to provide energy, to an energy generator
08/09/1977US4040408 System for reducing toxic components in the exhaust gas of an internal combustion engine
08/09/1977US4040397 Control of electromagnetic fuel injectors in internal combustion engines
08/09/1977US4040395 Engine selectively utilizing hybrid thermodynamic combustion cycles
08/09/1977US4040394 Apparatus repetitively controlling the composition of exhaust emissions from internal combustion engines, in predetermined intervals
08/02/1977US4039868 Circuit for generating pulses with duration proportional to quotient of two input voltages
08/02/1977US4039043 Apparatus for controlling the traveling speed of a motor vehicle
07/1977
07/26/1977US4037406 Apparatus for the predetermined addition of secondary air for the optimum combustion of exhaust gases of internal combustion engines
07/19/1977US4036193 Electronically controlled fuel injection pump
07/19/1977US4036186 Air-fuel mixture ratio correcting system for carburetor
07/12/1977US4034733 Internal combustion engine
07/12/1977US4034730 Closed loop carburetor air-fuel ratio control apparatus
07/12/1977US4034727 Automotive engine carburetor
07/12/1977US4034722 Digital control fuel injection apparatus
07/12/1977US4034721 Electrical indirect petrol injection system for Otto cycle engines
07/12/1977US4034720 Internal combustion engine
07/12/1977US4034719 Control method and apparatus for combustion motors
07/05/1977US4033513 Electromagnetically operated valve
07/05/1977US4033310 Fuel pumping apparatus with timing correction means
07/05/1977US4033170 Apparatus for mounting exhaust gas sensor
07/05/1977US4033122 Method of and system for controlling air fuel ratios of mixtures into an internal combustion engine
06/1977
06/28/1977US4032755 Process control apparatus
06/28/1977US4032285 Method and apparatus for the automatic control of the air ratio of a combustion process
06/28/1977US4031866 Closed loop electronic fuel injection control unit
06/21/1977US4030462 Air-fuel ratio controller for internal-combustion engine
06/21/1977US4030349 Engine analysis apparatus
06/21/1977US4030292 Method and apparatus of controlling an air fuel mixture for a multi-cylinder internal combustion engine
06/14/1977US4029068 Fuel systems for internal combustion engines
06/14/1977US4029061 Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
06/07/1977US4028642 Circuit for converting a temperature dependent input signal to a temperature independent output signal
06/07/1977US4028620 Electrical wiring system for selectively actuating electrical loads
06/07/1977US4027641 Control apparatus for starting internal combustion engines
06/07/1977US4027640 Automatic choke valve apparatus in an internal combustion engine
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