Patents for F02P 5 - Advancing or retarding electric ignition spark; Control therefor (9,022)
05/1980
05/13/1980US4202305 Capacitor discharge ignition system with timing stabilization arrangement
05/13/1980CA1077558A1 Ignition spark timing control system for an internal combustion engine
05/06/1980US4201926 Electronic circuit for use in a variety of engine control systems
05/06/1980US4201163 Ignition system for internal combustion engine
05/06/1980US4201159 Electronic control method and apparatus for combustion engines
04/1980
04/29/1980CA1076436A1 Internal combustion engine with exhaust gas recirculation system
04/22/1980US4198941 Method for controlling the distribution of spark voltages to engine multiple cylinders
04/22/1980US4198938 Vacuum actuated system
04/22/1980US4198937 Pneumatic control apparatus for internal combustion
04/16/1980EP0010033A1 Angular position sensor for an internal combustion engine fitted with an electronic ignition system
04/16/1980EP0009771A1 Ignition timing control system for internal combustion engine
04/15/1980US4197821 Device for controlling vacuum advancing of ignition timing
04/15/1980US4197767 Warm up control for closed loop engine roughness fuel control
04/15/1980CA1075547A1 Timing control system for internal combustion engines
04/08/1980US4196705 Electronic ignition control method and apparatus
04/03/1980WO1980000597A1 Device for controlling,in combustion motor machines,operations which are repetitive and which depend on running parameters
04/02/1980EP0009344A1 Fuel injection fuel control system
04/01/1980US4195605 Exhaust gas recirculation control
04/01/1980US4195603 Electronically self-controlled ignition system for internal combustion engines
03/1980
03/25/1980US4194473 Four-cycle spark ignition internal combustion engine
03/18/1980US4193381 Spark advance control device for engine equipped with EGR system
03/18/1980CA1073765A1 Vacuum actuated system for an internal combustion engine
03/11/1980CA1073364A1 Protection system for exhaust purifying catalytic converter of internal combustion engine
03/04/1980US4191147 EGR/ignition timing control system for an internal combustion engine
03/04/1980US4191146 Means for optimizing fuel economy in an internal combustion engine
03/04/1980US4191145 Vacuum sensor
03/04/1980US4191144 Method for controlling ignition timing in an internal combustion engine
03/04/1980US4191143 EGR/Ignition timing control system for an internal combustion engine
02/1980
02/26/1980US4190823 Interface unit for use between analog sensors and a microprocessor
02/26/1980US4190027 Electronic spark timing advancing apparatus
02/26/1980CA1072623A1 Ignition timing control system in engine
02/20/1980EP0007998A1 Process and device to interrupt at least partially the supply of fuel to internal-combustion engines in vehicles when braking
02/20/1980EP0007984A1 Ignition and fuel injection control system for internal combustion engines
02/19/1980US4188929 Internal combustion engine magneto-type ignition system with electronically controlled spark advance
02/05/1980US4186709 Ignition distributor housing anti-rotational locking arrangement
02/05/1980CA1071300A1 Selective threshold ignition circuit
01/1980
01/22/1980US4184467 Contactless ignition system for internal combustion engine
01/15/1980US4183230 Centrifugal governor for engine ignition system
01/15/1980US4183131 Process of manufacturing a centrifugal angular advance device for an internal combustion engine
01/09/1980EP0006367A1 Triggering device, in particular for the ignition of an internal-combustion engine
01/01/1980US4181944 Apparatus for engine control
01/01/1980US4181884 Rotational position detection device using a reference mark and two sensors spaced integer times apart
01/01/1980US4181106 Engine control system and a differential vacuum regulator therefor or the like
01/01/1980US4181105 Ignition timing control for internal combustion engine having a dual induction type intake system
12/1979
12/25/1979US4180031 Method and system for controlling ignition spark timing of an internal combustion engine of the multiple plugs type
12/18/1979US4178903 Internal combustion engine with an auxiliary combustion chamber
12/18/1979US4178893 Ignition control apparatus for an internal combustion engine
12/18/1979US4178892 Speed-dependent ignition time advancement apparatus in magneto generator ignition systems
12/18/1979US4178891 Method and apparatus for controlling the operation of an internal combustion engine
12/18/1979CA1068329A1 Ignition timing control device for multiple-plug spark ignition system
12/11/1979US4177776 Ignition system for internal combustion engines
12/11/1979US4177640 Pollution control
12/11/1979CA1067716A1 Engine knock signal generating apparatus with noise channel inhibiting feedback
12/04/1979US4176647 Modulation ignition system
12/04/1979US4176646 Method of igniting in an internal combustion engine
12/04/1979US4176636 Internal combustion engine having exhaust emission control system
12/04/1979US4176629 Electric control method for fuel injection and ignition timing
11/1979
11/29/1979WO1979000979A1 Electronic engine control
11/27/1979US4175525 Fuel vaporizer system for internal combustion engines
11/27/1979US4175520 Distributor assembly
11/27/1979US4175509 Magneto ignition system for an internal combustion engine
11/27/1979US4175508 Method and apparatus to generate a trigger pulse within a time range, particularly ignition pulses in internal combustion engines
11/27/1979US4175507 Electronic ignition timing control system for internal combustion engine
11/27/1979US4175506 Electric ignition control system
11/27/1979CA1067135A1 Electronic ignition timing system for an internal combustion engine
11/20/1979US4174697 System for advancing the ignition time in ignition systems having a magneto generator
11/20/1979US4174695 AC type ignition system with two time delay circuits
11/20/1979US4174688 Digital-electronic engine ignition system
11/13/1979US4174027 Exhaust gas recirculation apparatus controlled by clutch, throttle and timer
11/13/1979US4173963 Electronic magneto ignition for internal combustion engines
11/13/1979CA1066149A1 Ignition timing control system of engine
10/1979
10/17/1979EP0004734A1 Comparator
10/16/1979CA1064570A1 Dual pick-up ignition system with automatic transfer between pick-ups
10/09/1979US4170209 Ignition dwell circuit for an internal combustion engine
10/09/1979US4170208 Ignition system for a multiple cylinder internal combustion engine
10/09/1979US4170207 Ignition system for a multicylinder internal combustion engine
10/09/1979US4170206 Ignition system for an internal combustion engine
10/02/1979US4169489 Fluid flow control valve mechanism
10/02/1979US4169445 Transient intermodulation ignition system
10/02/1979US4169438 Electronic ignition timing control system for internal combustion engine
09/1979
09/25/1979US4168692 Multiple energy modulation ignition system
09/25/1979US4168691 Ignition system for internal combustion engine
09/25/1979US4168682 Electronic ignition timing system using digital rate multiplication
09/18/1979US4167923 Electronic ignition timing control system for internal combustion engines
09/11/1979US4167162 Engine ignition timing control
09/11/1979CA1062326A1 Contactless ignition system for internal combustion engine
09/04/1979US4166966 Rotary pulse generator for automatic engine ignition advance and retard
09/04/1979US4166476 Vacuum cut-off valve
09/04/1979US4166440 Engine control system utilizing torque converter slip
09/04/1979US4166439 Modified engine controlling system
09/04/1979US4166437 Method and apparatus for controlling the operating parameters of an internal combustion engine
08/1979
08/21/1979US4164926 Electronic ignition advance circuit
08/21/1979US4164867 Method of measurement of bulk temperatures of gas in engine cylinders
08/14/1979US4164205 Internal combustion engine having a dual induction type intake system
08/14/1979US4164204 Simplified method and apparatus for assuring periodic control of the timing of an internal combustion engine
08/14/1979US4164157 Device for adjusting ignition timing in a motor-cycle provided with fluid coupling
08/14/1979CA1060292A1 Ignition timing control system of engine
08/07/1979US4163385 Engine knocking meter
07/1979
07/31/1979US4163282 Electrical control method and apparatus for combustion engines
07/31/1979US4162667 Electronic ignition timing control system for internal combustion engines
1 ... 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91