Class 361/263 - With spark coil or transformer

Subclass of Class 361 - Electricity: electrical systems and devices
Definition: Subject matter wherein the energy for the ignition spark
No. of patents: 39
Last issue date: 05/15/2012

Number	Title	Issue Date
8179657	Emission analyzer After a switching element 13 is turned on, a charge controller 16 determines whether or not a current detected by an excitation current detector 15 has reached a predetermined level, and turns off the switching element 13 if the predeterm...	05/15/2012
7974068	Pseudoperiodic logic signal generator A generator of a pseudoperiodic logic signal of mean period Tmean includes: a reference clock of period Tref, a logic memory, changing state on receipt of a pulse, a first mechanism producing a normal pulse on completion of a base time interval...	07/05/2011
7182077	High energy density inductive coils for approximately 300 ma spark current and 150 mj spark energy for lean burn engines A high energy density and high efficiency inductive ignition coil for IC engine achieved by the use of biasing magnets (14/15) located at the end (16/17) of an open-E laminated core to raise the coil energy to five times typical, i.e. of approximately ...	02/27/2007
7176388	Soldering method and solder joint member In a soldering method for soldering an electronic component including a palladium or palladium alloy layer formed on a surface of the electronic component and also including a soldering lead terminal onto a printed wiring board including a soldering land and plated ...	02/13/2007
7155822	Connector locking device A locking device for a connector that can be readily adapted to an existing electronics enclosure such as personal computer. Preferably the locking device has one or more sheathing members that form a hollow space for at least partially retaining a connector. The sh...	01/02/2007
7097447	Electric gas lighter which can be produced with any number of output terminals, and relative production method An electric gas lighter for generating sparks at one or more burners of a cooking range, and including a transformer having a primary winding, and a secondary winding divided into a number of coils, each having output terminals, and which are wound on respective axi...	08/29/2006
7084528	High-voltage pulse generating circuit A high-voltage pulse generating circuit has an inductor, a first semiconductor switch, and a second semiconductor switch which are connected in series between opposite terminals of a DC power supply unit, and a diode having a cathode terminal connected to a terminal...	08/01/2006
7047722	Small scale hybrid engine (SSHE) utilizing fossil fuels This invention describes a miniaturized hybrid diesel-electric engine formed by a closed-loop system powered by plasma-aided combustion of JP-8 fuel (or other hydrocarbon fuels) working in tandem with a vapor cycle utilizing miniaturized expanders and condensers. Th...	05/23/2006
6891335	Electric gas lighting device An electric gas lighting device including an ignition circuit for generating sparks at at least one burner and connected to a supply line, supplying a supply voltage, via enabling means for alternatively enabling/disabling spark generation when connected/disconnecte...	05/10/2005
6888713	Device and method to mitigate hydrogen explosions in vacuum furnaces A device to mitigate hydrogen explosions in a vacuum furnace includes at least one igniter, an ignition transformer, and an electrical switch. The at least one igniter includes a set of high-voltage electrodes and is connected to the ignition transformer by high-vol...	05/03/2005
6690566	Trigger circuit for Marx generators A trigger circuit is provided for a trigger system for a Marx generator column. The column includes a plurality of metal electrode pairs wherein the electrodes of each pair are spaced to form a spark gap therebetween and a capacitor is connected across ea...	02/10/2004
6574090	Printed circuit board capacitor structure and method A capacitive element for a circuit board or chip carrier having improved capacitance and method of manufacturing the same is provided. The structure is formed from a pair of conductive sheets having a dielectric component laminated therebetween. The diele...	06/03/2003
6247921	Apparatus for generating a spark An apparatus for generating a spark, particularly for igniting the gas in a gas appliance. The apparatus includes a spark generator adjacent to a combustible gas burner. The spark generator consists of at least two spark electrodes connected to a high vol...	06/19/2001
6222719	Ignition boost and rectification flame detection circuit A gas furnace control circuit combines an igniter circuit and a rectification flame detection circuit. Pulsating current is applied respectively to inducer and gas valve relay coils to actuate the furnace. A rectifier supplies flyback pulses from the indu...	04/24/2001
6142130	Low inductance high energy inductive ignition system A high power, high energy inductive ignition system with a parallel array of multiple ignition coils Ti (2a, 2b) and associated 600 volt unclamped IGBT power switches Si (8a, 8b), for use with an automotive 12 volt storage battery (1), the system having a...	11/07/2000
5642253	Multi-channel ignition coil driver module The multi-channel ignition coil driver module of the present invention includes a control integrated circuit and multiple high current load driver integrated circuits housed within a common package. The control integrated circuit is formed of a semiconduc...	06/24/1997
5621278	Ignition apparatus A charging circuit charges a first capacitor to a first voltage and a second capacitor, via a potential divider to a second voltage smaller than the first voltage. A trigger circuit repeatedly triggers a thyristor which discharges the second capacitor int...	04/15/1997
5594616	Electrical component connecting provisions for an ignition coil In one embodiment of the present invention, an ignition coil assembly includes a primary coil and a secondary coil. A primary connector assembly of the ignition coil assembly includes a conductor which is adapted to electrically connect one terminal of th...	01/14/1997
5550704	Ignition coil including inorganic insulator exhibiting higher conductivity along its surface than perpendicular to its surface An ignition coil has an inorganic insulator material featuring a larger conductivity in the direction along the surface of the material than in the direction perpendicular to the surface of the material, between high-tension voltage components internal to...	08/27/1996
5502338	Power transistor device having collector voltage clamped to stable level over wide temperature range A power transistor device is provided which has a function of clamping the collector voltage to a stable level for a wide range of temperature variations. In the power transistor device, a plurality of pn junctions are formed to fabricate Zener diodes in ...	03/26/1996
5473502	Exciter with an output current multiplier An exciter for an internal combustion engine igniter plug, comprises a continuous AC charging circuit and a discharge circuit. The discharge circuit is connectable to the plug and the charging circuit includes a transformer having a primary winding connec...	12/05/1995
5397914	Power transistor device including power transistors in darlington connection and zener diode which is coupled between collector and base of power transistors and which is formed in polysilicon film In a transistor where collector is connected to an inductive load and switching current flows, a Zener diode comprising structure of plural pn-junctions constituted in series form to a polysilicon is provided between collector and base. Further MOSFET is ...	03/14/1995
5084800	Ignition transformer secondary winding by-pass apparatus In a capacitive discharge type ignition apparatus, in which an ignition transformer is used, the impedance of the secondary winding of the ignition transformer is comparatively large. This means the power loss is large and the efficiency, in applying a hi...	01/28/1992
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 self-resonance frequency value for the transformer to ther...	04/17/1990
4839772	Capacitive discharge electronic ignition system for automobiles An apparatus for the generation of ignition voltage to a spark plug within an ingition system of an automobile includes an integrated circuit inverter for converting DC power source voltage into a high frequency voltage which is stepped-up by a transforme...	06/13/1989
4683518	Ignition for oil burner An oil burner ignition system includes a transformer primary winding feedback coil and dual secondary coil wound in axially coextensive and mutually coupled relation about a ferrite core. The primary winding and feedback coil are wound continuously about ...	07/28/1987
4681529	Automatic electronic ignition system An automatic electronic ignition system comprising a D.C. source, an oscillatory circuit, a charging circuit and a sparking device. The D.C. source activates the oscillatory circuit. By means of a first transformer, this oscillation induces a current sign...	07/21/1987
4482261	Method for simultaneous reference junction compensation of a plurality of thermocouples A method for simultaneous compensation of a plurality of thermocouple signals where the thermocouple leads are terminated to dissimilar metals without using individual ice junctions for compensation of each thermocouple signal is disclosed. The thermocoup...	11/13/1984
4412269	Lock out means in ignition devices for liquid fuel burners A liquid fuel burner ignition device which includes a lock out device, having a bimetallic lamina or similar element, and an ignition transformer. The bimetallic lamina is so positioned as to be heated by electromagnetic induction, due to the effect of pa...	10/25/1983
4382235	Simulated noise generator A test instrument for generating controlled bursts of electrical noise for use in testing the response of electronic equipment to such noise. A high voltage induction coil has its primary winding connected in circuit with a semiconductor switching means a...	05/03/1983
4358813	Ignition apparatus for a burner A compact ignition apparatus for a burner, which rectifies the commercial power source and energizes a high-voltage transformer via a transistor blocking oscillator circuit, and in which the high-voltage transformer is provided with a control circuit for ...	11/09/1982
4329628	Relaxation oscillator type spark generator A spark generator of the relaxation oscillator type operates on only one half of the cycle of the applied alternating current. By providing a gating circuit that triggers through a threshold switch means from a capacitor charge, it is possible to fire a s...	05/11/1982
4222089	Oil burner ignition and control package The high voltage transformer for the ignition system of an oil burner and the control system for the oil burner are packaged together in a single housing. The duty cycle of the transformer is discontinuous. The transformer core is of symmetric U-I configu...	09/09/1980
4199800	Brushless DC tachometer A brushless tachometer is disclosed which provides a DC output voltage which is a direct function of an instrumented shaft's rotational velocity. The DC voltage is bi-directional, changing sign when the shafts direction of rotation is reversed. The disclo...	04/22/1980
4138710	Ignition device An ignition device for an internal combustion engine such as an engine for a motorcar. This ignition device contains at least one avalanche diode which is connected between the ignition coil and the distributor and therefore does not allow current to flow...	02/06/1979
4114582	Voltage limited ignition system, particularly for an internal combustion engine To prevent application of excessive spark energy in an ignition system designed for proper firing voltages even under low-battery voltage conditions, upon rise of the battery voltage to normal or excessive values, a voltage sensing circuit, including a th...	09/19/1978
4020816	Electronic ignition device for an internal combustion engine An electronic ignition control device for an internal combustion engine includes a power amplifier which controls current through an ignition coil and a triggering circuit for the power amplifier. To protect the power amplifier against damage resulting fr...	05/03/1977
3988646	Ignition devices An ignition device for igniting a gaseous medium, such as a fuel/air mixture, comprises a chamber having a wall provided with an aperture through which the chamber can be placed in communication with the medium to be ignited, a first electrode extending a...	10/26/1976
3950124	Burner ignitor arrangement A burner igniting and sustaining arrangement includes a spark plug positioned adjacent the fuel discharge and which is caused to produce a rapidly repeating ignition spark through a circuit responding to a low voltage alternating current source by feeding...	04/13/1976

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Class 361/263 - With spark coil or transformer