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Document |
Document Title |
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7603982 |
Capacitor discharge engine ignition device
A capacitor discharge ignition device in which a coil unit including an ignition coil and an exciter coil wound around a common core, and an ignition unit including a circuit board and components...
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7552724 |
Multi-spark ignition system
A multi-spark ignition system for an internal combustion engine includes ignition coils each of which is mounted on one of spark plugs of an engine, an energy storing circuit, switching elements...
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7546836 |
Ignition module for use with a light-duty internal combustion engine
A capacitive discharge ignition (CDI) system that can be used with a variety of light-duty internal combustion engines, including those typically employed by lawn, garden, and other outdoor...
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7506640 |
Ignition system for internal-combustion engine
An ignition system for an internal-combustion engine includes an ignition coil and an ignition control circuit. The ignition coil includes a primary coil and a secondary coil. The ignition control...
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7467626 |
Ignition device of ignition control system for an internal combustion engine
An ignition device, including: an ignition coil ( 1 ) having a primary coil and a secondary coil; a switching element ( 5 ) for causing a primary current to be conducted through and shut off from...
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7455537 |
Spark plug boot
A spark plug boot having a resistive element for reducing levels of EMI. The spark plug boot generally includes a spark plug receiving end, a resistive element portion, an ignition wire connecting...
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7418956 |
Ignition apparatus for an internet combustion engine
An ignition apparatus for an internal combustion engine can be produced at low cost and small size by preventing the generation of a spark at a spark plug due to a turn-on voltage with a simple...
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7404396 |
Multiple discharge ignition control apparatus and method for internal combustion engines
In a multiple discharge ignition control apparatus, a battery, an energy storage coil and a first IGBT are connected in series. Further, the energy storage coil, a diode, a primary coil and a...
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7401603 |
High tension capacitive discharge ignition with reinforcing triggering pulses
A capacitive discharge ignition system in which a controllable switch is positioned between a storage capacitor and the primary winding of an ignition transformer. The switch is controlled to...
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7293554 |
Ignition coil driver device with slew-rate limited dwell turn-on
A device to control the charging rate of an ignition coil for an internal combustion spark ignition engine. The device controls the turn-on rate of the primary coil by slew-rate limiting using...
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7100589 |
Multi-spark type ignition system
A multi-spark type ignition system for an internal combustion engine has a compact energy storage coil. The multi-spark type ignition system includes a energy storage coil, an energy storage...
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7066161 |
Capacitive discharge ignition system
A capacitive discharge ignition (CDI) system for generating ignition sparks in an internal combustion engine comprises a single CDI module including a plurality of charge storage capacitor devices,...
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6948485 |
Ignition unit for internal combustions engines
The invention is relative to an ignition unit for internal combustion engines that comprises a primary circuit with a first switch for a primary winding for generating inductions in a secondary...
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6932064 |
Capacitor discharge ignition
A capacitor discharge ignition (CDI) system includes a trigger circuit that generates a trigger signal in synchronism with operation of an engine for discharging an ignition capacitor. A timing...
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6837229 |
Ignition device for internal combustion engine
The ignition device for an internal combustion engine includes two spark plugs provided for each cylinder, ignition coils arranged independently to each of the spark plugs, an ignition power source...
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6742508 |
Ignition circuits
An ignition circuit comprising storage means to store electrical energy, first and second switching devices, means for charging the storage means and means for switching each of the switching...
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6701904 |
Capacitive discharge ignition system with extended duration spark
A capacitive discharge ignition system for an internal combustion engine comprises a converter transformer, an ignition transformer, a first triggerable switch S 1 , the primary winding of the...
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6615810 |
Apparatus and method for combustion initiation
An apparatus for combustion initiation in an internal combustion engine is provided. A capacitive spark plug boot uses the engine cylinder head as an outer capacitor member. The capacitive spark...
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6584957 |
Contactless ignition system for internal combustion engine
A contactless ignition system is provided with an ignition charge discharge condenser for charging an induced voltage of a generating coil, a first switching element, triggered to conduct when an...
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6584965 |
High efficiency high energy firing rate CD ignition
Capacitive discharge system for ignitors of internal combustion engines with one ignition coil (T) per ignitor with one or more capacitors ( 6 ) and shunt switch means ( 5 ) associated with each...
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6575134 |
Electronic governor for a gasoline engine
A capacitive discharge ignition system for an internal combustion engine including: a capacitor for storing electrical energy to produce a spark; a first switch having a trigger input for receiving...
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6550463 |
Method and switching system for the ignition of an internal combustion engine
A method and a system for the ignition of an internal combustion engine in which a high voltage is applied to the electrodes ( 8.1, 8.2 ) of a spark plug ( 8 ). The high voltage produces a voltage...
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6457464 |
High pulse rate spark ignition system
A spark ignition system for igniting fuel in an internal combustion engine is described. The spark ignition system includes a magnetic core-coil assembly having a ferromagnetic amorphous metal...
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6392315 |
Compensation circuit for an automotive ignition sensing system
In a vehicle having an engine and an ignition system, a sensing circuit is provided for sensing the ignition voltage and providing this sensed signal to various operating modules of the vehicle....
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6167875 |
Multiple spark capacitive discharge ignition system for an internal combustion engine
An ignition system for an internal combustion engine that generates more ignition sparks per ignition event, i.e., per cylinder, per cycle, when the engine is operated in the stratified fuel...
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6123062 |
Spark ignition system having a capacitive discharge system and a magnetic core-coil assembly
A spark ignition system for an internal combustion engine has a capacitive discharge (CD) system connected to a coil-per-plug (CCP) magnetic core-coil assembly. The spark ignition system is...
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6052002 |
Ignition systems having a series connection of a switch/inductor and a capacitor
An ignition system has several charging circuits connected to a common input circuit and controlled by a common triggering unit to fire respective igniters. The input circuit has a voltage source...
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6009864 |
Capacitive ignition system for internal combustion engines
An ignition system for use in internal combustion engines, in which there is provided a plurality of charging means, at least one of the plurality of charging means being adapted to provide charge...
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5806504 |
Hybrid ignition circuit for an internal combustion engine
An ignition circuit for an internal combustion engine. The ignition circuit includes a transformer having a secondary winding for generating a spark and having first and second primary windings, a...
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5672972 |
Diagnostic system for a capacitor discharge ignition system
An apparatus is provided for monitoring ignition in individual cylinders of a multi-cylinder engine of the type having an ignition system which includes a separate transformer for each cylinder....
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5635801 |
Capacitive-discharge ignition system for internal-combustion engines
A capacitive-discharge ignition system for internal-combustion engines; the system comprises a magneto generator having a rotor provided with a plurality of magnets angularly spaced on an inner...
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5513618 |
High performance ignition apparatus and method
Apparatus and method for a plasma discharge for ignition in an internal combustion engine. A digital electronic system controls ignition performance and can provide an ignition discharge throughout...
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5404860 |
Ignition system for internal combustion engine
An ignition system of an internal combustion engine for simultaneously exciting pairs of spark plugs, which system includes direct current circuits connecting in series primary windings of ignition...
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5371436 |
Combustion ignitor
An ignitor (118) comprises a body portion (120) connected with an electrical supply cable (122) and an electrode portion (124) removably mounted within the body portion (120). The body portion...
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5318002 |
Ignition apparatus for internal combustion engine
An ignition apparatus for an internal combustion engine realizes a stable ignition control by ensuring an adequate capacitor charge voltage even in a high-speed engine operation. The apparatus...
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5315982 |
High efficiency, high output, compact CD ignition coil
A high efficiency, high output, compact ignition coil particularly suited for use in capacitive discharge, multiple pulsing ignition systems, with about ten turns of primary (1) wire (Np) and about...
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5183024 |
Ignition device for internal combustion engine
An ignition device for an internal combustion engine including: a DC power source; a convertor for raising the voltage of the DC power source to a predetermined voltage; a charge storing device...
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5181498 |
Ignition apparatus for an internal combustion engine
An ignition apparatus for an internal combustion engine is able to reduce generation of noise and energy loss due to wiring to a substantial extent. A capacitor 4 is connected at one end thereof to...
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5178120 |
Direct current ignition system
This invention discloses a system for initiating and enhancing combustion of fuel and fuel-air mixtures by discharging electrical energy in a spark gap. The energy to breakdown the spark gap is...
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5168858 |
Ignition energy and duration augmentation
A motor vehicle high voltage ignition energy and duration augmentation comprising a primary recharging circuit, a diode capacitor circuit, a rear recharging circuit and a noise suppression circuit,...
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5163411 |
Capacitor discharge ignition apparatus for an internal combustion engine
A capacitor discharging type ignition apparatus for an internal combustion engine is disclosed in which a secondary winding voltage rises quickly and has an extended spark generation time as well....
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5074274 |
Ignition system for internal combustion engines
An ignition system for internal combustion engines comprising an ignition coil (38), a power circuit (30) including a converter for converting the output of a battery (31) into a high voltage, a...
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5060623 |
Spark duration control for a capacitor discharge ignition system
An apparatus is provided for controlling ignition in an internal combustion engine having N cylinders and a capacitor discharge ignition system. The capacitor discharge system includes an ignition...
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4967718 |
Ignition system for an internal combustion engine using thyristors
An ignition system for an internal combustion engine comprises a direct-current supply, at least one spark plug, an ignition coil with a primary winding and a secondary winding for connection to...
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4918569 |
Regulated forward converter for generating repeating spark discharge pulses
A discharge load driving circuit has a transformer with a low voltage coil and a high voltage coil wound around a magnetic core. The high voltage coil has a transformation ratio for setting a high...
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4907562 |
Method for achieving an elevated charge of an ignition capacitor in a capacitive type ignition system
The invention relates to a method for achieving elevated charging of an ignition capacitor in a capacitive type ignition system for internal combustion engines. When starting a cold engine or when...
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4886036 |
Method and arrangement for generating ignition sparks in an internal combustion engine
In a capacitive ignition system for an internal combustion engine, the discharging and charging of an ignition capacitor is controlled by a control unit which actuates a first circuit-breaking...
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4868730 |
DC to DC converter current pump
A DC to DC power converter designated a synchronous current pump (13) and operated in the preferred mode in synchronization with a discharge circuit (11) and using a capacitor (28) as the energy...
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4841925 |
Enhanced flame ignition for hydrocarbon fuels
An ignition system for hydrocarbon fuels based in part on the principle of "flame discharge ignition" of coupling ignition energy to the initial flame front plasma either as a "pulsing flame...
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4833369 |
Constant spark rate ignition exciter
A constant spark rate ignition exciter is disclosed which functions to store a predetermined constant amount of energy in an energy storage element of an ignition system independent of power supply...
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