Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02P - Ignition, other than compression ignition, for internal-combustion engines; Testing of ignition timing in compression-ignition engines › F02P 5 - Advancing or retarding electric ignition spark; Control therefor
Patents for F02P 5 - Advancing or retarding electric ignition spark; Control therefor (9,022)
07/1979
07/31/1979US4162666 Spark advance apparatus for controlling the ignition instant of a spark plug independent of the magnitude of a power source igniting the spark plug
07/17/1979CA1058693A1 Rotor controlled automatic spark advance
07/10/1979CA1058088A1 Multiple-cylinder internal combustion engine
07/03/1979US4159702 Engine ignition timing control with multi-stage advances, retard, and altitude compensation functions
06/1979
06/26/1979US4159013 Spark timing control device for use in internal combustion engines
06/19/1979US4158350 Apparatus for system control, especially ignition timing of internal combustion engines
06/19/1979US4158349 Ignition timing control system for an internal combustion engine
06/12/1979US4157702 Automatic ignition timing advancing device in ignition system
06/12/1979US4157699 Method and apparatus for controlling spark timing of internal combustion engine
05/1979
05/29/1979US4156411 Engine timing control circuit
05/22/1979US4155828 Oxygen sensor with a sintered reference source of oxygen
05/22/1979US4155341 Ignition system
05/22/1979US4155340 Solid state ignition system
05/22/1979CA1055108A1 Electronic spark timing adjustment circuit
05/22/1979CA1055107A1 Engine control system
05/15/1979US4154201 Ignition timing control device of an internal combustion engine with an auxiliary combustion chamber
05/15/1979US4154096 Circuit for producing a digital count representing the average value of a variable frequency
05/08/1979US4153020 Method and apparatus for spark control of engine knock
05/08/1979US4153019 Peak cylinder combustion pressure ignition spark timing system
05/08/1979CA1054215A1 Engine control circuit for providing a programmed control function
05/08/1979CA1054214A1 Circuit for generating a temperature compensated throttle advance signal having position and rate components
05/01/1979US4151818 Ignition timing adjusting system for spark-ignition internal combustion engines
05/01/1979US4151815 Operation timing control system for an internal combustion engine
04/1979
04/24/1979US4150652 Contactless ignition system for internal combustion engine
04/24/1979CA1053099A1 Internal combustion engine and method of operation
04/17/1979US4149501 Exhaust gas valve position regulator assembly
04/17/1979US4149499 Vacuum controlled ignition timing apparatus for internal combustion engine
04/17/1979CA1052857A1 Timing of internal combustion as function of operating parameters
04/03/1979US4147094 Vacuum operated device
03/1979
03/27/1979US4146001 Angular position transducers for use in engine timing controls
03/27/1979CA1051509A1 Constant energy electronic ignition system
03/20/1979US4145608 Rotational reference position detecting apparatus
03/20/1979US4144854 Ignition apparatus for internal combustion engine
03/20/1979US4144853 Ignition timing control change-over system
03/20/1979CA1050840A1 Vacuum retard delay valve for an ic engine ignition timing system
03/13/1979US4144476 Multiple double energy modulation ignition system
03/13/1979US4143630 Altitude insensitive automotive engine ingnition timing control
03/06/1979US4143329 Signal sampling circuit
03/06/1979US4142494 Turbocharged engine with vacuum bleed valve
03/06/1979US4142490 Hybrid spark advance control apparatus for internal combustion engines
03/06/1979US4142489 Electronic arrangement for controlling the ignition of an internal combustion engine
03/06/1979US4142483 Operation timing control system for an internal combustion engine
02/1979
02/27/1979CA1049609A1 Ignition systems for internal combustion engines
02/20/1979US4140947 Alternator energized ignition system
02/20/1979US4140275 Temperature responsive valve construction
02/20/1979US4140092 Control system for internal combustion engine
02/20/1979CA1049109A1 Variable inductance transducers
02/20/1979CA1049090A1 Means and method for controlling the occurrence and the duration of time intervals during which sparks are provided in a multicylinder internal combustion engine
02/13/1979US4139804 Transient modulated ignition system
02/13/1979US4138982 Electronic ignition timing adjusting system for internal combustion engine
02/13/1979US4138976 Engine timing system with automatic selective utilization of first and second signals
01/1979
01/30/1979CA1047337A1 Method and an apparatus to control the temperature of an engine exhaust gas purifying device
01/23/1979US4135480 Spark vacuum advance control
01/09/1979US4133475 Engine spark timing system with knock retard and wide open throttle advance
01/09/1979US4133325 Engine spark timing system and method with supplementary retard in normal and starting modes
01/09/1979US4133324 Ignition timing control for 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
01/02/1979US4132208 Ignition system for an internal combustion engine
12/1978
12/26/1978US4131098 Engine timing control circuit having a single pick-up for both starting and running
12/26/1978US4131097 Ignition system for internal combustion engines
12/26/1978CA1045002A1 Throttle and ignition advance linkage for an internal combustion engine
12/19/1978US4130267 Pneumatic control system and pressure responsive valve assembly therefor
12/19/1978US4130097 Ignition systems for internal combustion engines
12/19/1978US4130096 Ignition systems for internal combustion engines
12/12/1978US4129104 Ignition timing control device of the negative pressure actuation type
12/05/1978US4128885 Digital circuitry for spark timing and exhaust gas recirculation control
12/05/1978US4128082 Electronic fuel injection control device
11/1978
11/28/1978US4127092 Adjustable timing electronic internal combustion engine ignition swit system
11/28/1978US4127091 Internal combustion engine ignition electronic control device and method
11/21/1978US4126112 Breakerless electronic ignition system
11/21/1978US4126084 Ignition time adjuster for an internal combustion engine
11/21/1978CA1042741A1 Spark vacuum advance control
11/14/1978US4125811 Circuit for multiplying two variables
11/14/1978US4125103 Breakerless ignition distributor for internal combustion engines
11/14/1978US4125097 Electronic ignition timing advance circuit
11/14/1978US4125096 Ignition timing control system
11/07/1978US4124006 Engine emission control system
10/1978
10/31/1978US4122808 Ignition timing control
10/31/1978US4122807 Ignition spark timing control system for an internal combustion engine
10/24/1978US4121556 Spark advance system for internal combustion engines comprising a device for controlling the charge current in the ignition coil in connection with significant parameters
10/24/1978US4121553 Electric ignition advance system
10/24/1978CA1040950A1 Method and apparatus for fuel injection-spark ignition system for an internal combustion engine
10/17/1978US4120272 Device for optimum control of the sparking time of a spark ignition engine, during its operation
10/10/1978US4119069 Electronic ignition with angular transcoder
10/10/1978US4119068 Carburetor for internal combustion engines
10/03/1978US4117820 Ignition circuit
10/03/1978US4117818 Ignition system for internal combustion engines with tapped ignition coil
10/03/1978US4117812 Auxiliary fuel feed and timing control system for internal combustion engines
10/03/1978CA1039597A1 Electromagnetic selector valve system
09/1978
09/26/1978US4116175 Internal combustion engine ignition spark timing system modulated by cylinder combustion pressure
09/26/1978US4116174 Spark timing computer
09/26/1978US4116173 Internal combustion engine ignition system
09/26/1978US4116169 Electronic control system
09/19/1978US4114583 Triggered ignition system for internal combustion engines with anti-reverserunning control
09/19/1978US4114574 Electronic spark timing advance controller
09/19/1978US4114573 Electronic ignition timing control device for internal combustion engines
09/12/1978US4112895 Electronic distribution and control device for the ignition of internal combustion engines, particularly for motor vehicles
09/12/1978US4112891 Temperature compensated internal combustion engine ignition spark vacuum advance system
09/12/1978US4112888 Ignition timing controller for a gasoline engine
09/12/1978US4112887 Automatic spark timing device
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