Patents for F02P 5 - Advancing or retarding electric ignition spark; Control therefor (9,022)
08/1981
08/19/1981EP0033748A1 Device for controlling ignition timing
08/18/1981US4284053 Electronic engine control
08/18/1981US4284046 Contactless ignition system for internal combustion engine
08/18/1981US4284045 Simplified electronic ignition timing and A/D conversion
08/18/1981CA1107347A1 Ignition system for internal combustion engines
08/12/1981EP0033616A1 Closed loop control of i.c. engine idling speed
08/11/1981US4282841 Ignition timing control system for an internal combustion engine
08/11/1981US4282840 Internal combustion engine with altitude compensation device
08/05/1981EP0033280A2 Device for controlling the ignition transformer in an internal-combustion engine, comprising an electronic advance calculator
08/05/1981EP0032957A1 Information processing system for error processing, and error processing method
08/04/1981US4282573 Processor interrupt device for an electronic engine control apparatus
07/1981
07/28/1981US4280461 Contactless ignition system for internal combustion engines
07/28/1981CA1105986A1 Engine spark timing system and method with supplementary retard in normal and starting modes
07/22/1981EP0032333A1 Device for detecting combustion faults in an explosion engine
07/21/1981US4280189 Input signal processor used in electronic engine control apparatus
07/21/1981US4279143 Electronic pinking detector
07/15/1981EP0031834A1 Dwell circuitry for an ingnition control system.
07/14/1981CA1104892A1 Ignition timing control device
07/07/1981US4277829 Error preventing device for an electronic engine control apparatus
07/07/1981US4276868 Capacitor discharge ignition system having automatic spark advance
07/07/1981US4276861 Engine knock control with knock pulse duration adjustment
07/07/1981US4276860 Apparatus for the generation of monostable pulses having predetermined durations independent of input signal period
06/1981
06/30/1981US4276602 Electronic engine control apparatus having arrangement for varying fuel injection duration
06/30/1981US4276601 Electronic engine control apparatus
06/30/1981US4275703 Flux control system for a hall generator in an ignition system of an internal combustion engine
06/30/1981US4275692 System for controlling ignition timings in engine
06/23/1981US4274379 Method and system for controlling ignition timing of internal combustion engines
06/23/1981US4274378 Ignition control system for an internal combustion engine
06/17/1981EP0030491A1 Electronic device for correcting the advance ignition angle as a function of knocking
06/16/1981US4274142 Apparatus for detecting revolutions of an internal combustion engine
06/16/1981US4274141 Method and apparatus for controlling an internal combustion engine, particularly the starting up of the engine
06/16/1981US4273093 Non-contactor ignition system for internal combustion engines
06/10/1981EP0029853A1 Spark and dwell ignition control system using digital circuitry
06/09/1981US4271804 Method and apparatus for determining fuel mixture adjustment values for fuel burning engines
06/09/1981US4271799 Knocking control device
06/09/1981US4271797 Internal combustion engine control system
06/02/1981US4271469 Method for detecting knocking in internal combustion engine
06/02/1981CA1102405A1 Ignition systems for internal combustion engines
05/1981
05/27/1981EP0029374A1 Signal generator for correcting the ignition advance angle as a function of knocking
05/26/1981US4269155 Ignition timing control system for internal combustion engines
05/26/1981US4269154 Ignition timing control system for internal combustion engines
05/26/1981CA1101745A1 Engine ignition timing control with multi-stage advances, retard, and altitude compensation functions
05/26/1981CA1101744A1 Altitude insensitive automotive engine ignition timing control
05/19/1981US4268910 Method for controlling timing of spark ignition for an internal combustion engine by feedback related to the detection of knocking
05/19/1981US4267813 Ignition system with automatic increase in ignition energy during acceleration
05/19/1981US4267810 Control system for control of repetitive events, e.g. ignition, fuel injection, in internal combustion engines
05/19/1981US4267809 Exhaust gas recirculation control system
05/12/1981US4267569 Micro-computer system for control and diagnosis of motor vehicle functions
05/12/1981US4266518 Method of controlling ignition timing for internal combustion engines and apparatus for carrying out the same
05/12/1981US4266447 Apparatus and method for improving the jolt control in a motor vehicle drive system
05/05/1981USRE30599 Ignition timing control for engine
05/05/1981US4266274 Microprocessor-based engine control systems
05/05/1981US4265211 Distributorless internal combustion engine ignition system
05/05/1981US4265206 Device for detecting the knock phenomena in internal combustion engines having a controlled-ignition device, based on the use of temperature sensors
05/05/1981US4265201 Stratified fuel ignition system including humid air injection
04/1981
04/28/1981US4264961 Air flow rate measuring apparatus
04/28/1981CA1100176A1 Engine timing control circuit having a single pick-up for both starting and running
04/28/1981CA1100175A1 Electronic circuit for use in a variety of engine control systems
04/28/1981CA1100174A1 Electronic ignition system and internal combustion engine with aforementionned system
04/22/1981EP0027399A1 Device for detecting knocking in an internal-combustion engine, especially for an automotive vehicle
04/21/1981US4262644 Spark timing control circuit for controlling the timing of spark ignition of an internal combustion engine
04/21/1981US4262643 Digital timing control system for an internal combustion engine
04/21/1981US4262527 Self-adjusting engine timing pickup probe
04/21/1981US4262524 Instrument for measuring spontaneous ignition in an internal combustion engine
04/21/1981CA1099777A1 Ignition system
04/14/1981US4262334 Digital advance control device for internal combustion engines
04/14/1981US4261318 Ignition system for engines
04/14/1981US4261315 Method and apparatus for controlling the operation of an internal combustion engine with spark ignition
04/14/1981US4261313 Method of and apparatus for controlling ignition timing of an internal-combustion engine
04/14/1981US4261312 Internal combustion engine electronic ignition system having an engine speed sensitive variable ignition spark retard feature
04/08/1981EP0026585A1 Centrifugal advance mechanism for a spark ignition system ignition distributor
04/07/1981US4259934 Apparatus for generating an ignition control signal for an internal combustion engine
04/07/1981CA1098957A1 Device for continuously optimizing the ignition timing of a spark-ignition engine
03/1981
03/31/1981US4259723 Method for controlling operations of a combustion engine
03/31/1981US4258688 Time delay valve
03/31/1981US4258684 Digital ignition timing controller
03/31/1981US4258683 Electronic ignition control apparatus
03/24/1981US4257377 Engine control system
03/24/1981US4257373 Internal combustion engine ignition system
03/24/1981US4257364 Method and system for controlling ignition timing
03/24/1981US4257363 Method and apparatus for controlling an internal combustion engine during and after engine braking
03/17/1981US4257034 Feedback-compensated ramp-type analog to digital converter
03/17/1981US4256073 Method of controlling ignition timing of an internal combustion engine
03/17/1981US4256072 Spark timing control method and device
03/11/1981EP0024836A1 Signal condition detector circuit
03/11/1981EP0024733A2 Method and system for operating an internal combustion engine at maximum torque under varying operating conditions
03/10/1981US4255789 Microprocessor-based electronic engine control system
03/10/1981US4254748 Ignition systems for internal combustion system
03/10/1981CA1097180A1 Valve control mechanism
03/10/1981CA1097160A1 Vehicle engine control
02/1981
02/24/1981US4252095 Ignition system for an internal combustion engine
02/24/1981CA1096466A1 Digital circuitry for spark timing and exhaust gas recirculation control
02/19/1981WO1981000481A1 Information processing system for error processing,and error processing method
02/19/1981WO1981000433A1 Device for controlling ignition timing
02/18/1981EP0023960A1 Electronic ignition device for internal combustion engine
02/17/1981US4250858 Input-output unit for microprocessor controlled ignition or injection systems in internal combustion engines
02/17/1981US4250846 Electronic ignition system and an internal combustion engine equipped with this system
02/17/1981US4250707 Exhaust emission control system for internal combustion engines
02/17/1981CA1096044A1 Apparatus and method for extrapolating the angular position of a rotating body
02/10/1981US4249494 Internal combustion engine ignition systems
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