Matches 1 - 26 out of 26
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5301649 Ignition device for internal combustion engines  
An ignition device for internal combustion engines includes an ignition coil with separate primary and secondary windings. A sensor is connected in a spark plug current circuit. A peak value of an...
4829973 Constant spark energy, inductive discharge ignition system  
A constant energy ignition system is disclosed. A first programmable one shot multivibrator controls the dwell of an energy storage device and the firing time to produce an ignition pulse from the...
4799471 Electronic system for controlling the ignition of an internal combustion engine, particularly for motor vehicles  
A control circuit which includes a circuit for regulating the time taken to desaturate the switching transistor. This regulating circuit is arranged to control the time for which the transistor is...
4750467 Internal combustion engine ignition system  
An ignition system for a distributorless internal combustion engine ignition system. Parameters related to the energization of a given ignition coil are stored and later utilized to control the...
4649881 Precision distributorless ignition control system for internal combustion engines  
An electronic ignition system is disclosed for controlling as a function of a selected engine parameter the ignition instants of an internal combustion engine having at least one cylinder, a...
4625704 Electronic ignition system  
An electronic ignition system for a reciprocal piston, spark ignition internal combustion engine includes sensors which generate output signals representative of the rotational position and speed...
4434779 Circuit for controlling the primary dwell time of ignition transformer  
A circuit arrangement for controlling the duration of a current generated in the primary winding of an ignition transformer comprises a ramp generator responsive to the ignition timing or an...
4411246 Ignition system and method for internal combustion engine  
An ignition system for the internal combustion engine is provided wherein a retard start timing and a conduction start timing are provided on the basis of an electrical signal produced from a...
4393852 Linkage mechanism for supercharger system  
Disclosed is an induction or supercharger system (16) for a piston engine (10) having a Roots type blower (14) for supercharging an air-fuel mixture from a carburetor (12) having primary and...
4356808 Low-speed compensated ignition system for an internal combustion engine  
A switching transistor (7, 9) is serially connected with the primary (5) of an ignition coil; current flow therethrough is controlled from an a-c signal generator (16) with respect to an ON...
4351287 Process of controlling the current flowing period of an ignition coil  
A system for controlling the primary current of an ignition coil using a constant current signal having a calculation device to produce a signal for controlling the ON period of the primary current...
4309973 Electronically controlled ignition device for combustion engine  
In an electronically controlled ignition device for a combustion engine, firstly an ignition timing and an energized angle of an ignition coil are calculated with response to running condition of...
4253443 Internal combustion engine ignition system  
To permit use of shaft position transducers which provide needle pulses at predetermined angular positions of the crankshaft of an engine, such as Wiegand-type, and still enable generation of a...
4245600 Contactless ignition system for internal combustion engine  
A contactless ignition system of current interruption type for an internal combustion engine comprising at least one pulser device sensing a predetermined maximum advance position and a...
4212280 Ignition system for internal combustion engines  
The ignition coil of the system has its primary serially connected with a transistor which controls current flow therethrough. Ignition pulses are provided by an ignition pulse source, for example...
4128091 Hall effect electronic ignition controller with programmed dwell and automatic shut-down timer circuits  
An electronic ignition controller operable from a Hall Effect pickup Device in a ballast-resistorless, inductive-type ignition system for an automotive vehicle internal combustion engine and...
4082075 Input quarter cycle timing circuit  
A timing circuit suitable for providing an output signal which occurs at the initiation of a negative going input signal and remains for a fixed percent duration of the period of the input signal....
4019484 Ignition apparatus for internal combustion engine  
An ignition apparatus for an internal combustion engine, wherein the energization time of the primary winding of the ignition coils is maintained constant regardless of the engine revolutions, is...
4008698 High energy adaptive ignition system  
An improved ignition system uses feedback techniques to maintain a constant high energy ignition spark level over the normal range of engine RPM. The feedback automatically compensates for...
3942896 Measuring magnifier with special reticle  
A measuring device to determine whether the width of a printed bar falls within prescribed tolerances has a sleeve with a magnifying lens at one end and a reticle at the other end. The reticle is...
3938490 Internal combustion engine ignition system for generating a constant ignition coil control signal  
An ignition system for use with an ignition coil and a source of alternating distributor pickup signals within an internal combustion engine. The system includes a zero crossing detector responsive...
3937193 Electronic ignition system  
An electronic ignition system for a spark-ignition internal combustion engine. The ignition system is of the inductive type and includes an ignition coil having at least a primary winding and a...
3871347 CONSTANT DWELL IGNITION SYSTEM  
An electronic triggering circuit for an ignition system to develop electric signals which correspond to the closing and opening of breaker points operates to supply a constant dwell (constant ratio...
3324351 Unit impulse ignition systems  
3250867 Constant on time internal combustion engine ignition system  
3237620 Semiconductor ignition system  
Matches 1 - 26 out of 26