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Class Information
Number: 123/143R
Name: Internal-combustion engines > Igniters
Description:










Sub-classes under this class:

Class Number Class Name Patents
123/144 Flame 4
123/143A High compression igniters 17
123/145R Incandescent 45
123/143C Insulated casing enclosing wires leading to plugs, distributor, etc. 93
123/146.5R Sparkers 21
123/143B Special charge igniters 211


Patents under this class:
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Patent Number Title Of Patent Date Issued
8701612 Laser ignition apparatus Apr. 22, 2014
8689756 Method for generating and applying a cleaning voltage pulse to a stop connection, and an associated digitally controlled magnetic ignition circuit Apr. 8, 2014
8622041 Method and apparatus for operating traveling spark igniter at high pressure Jan. 7, 2014
8607755 Ignition device for a laser ignition of an internal combustion engine Dec. 17, 2013
8602005 Multiple discharge plasma apparatus Dec. 10, 2013
8519306 Glow plug Aug. 27, 2013
8418668 Plasma igniter and ignition device for internal combustion engine Apr. 16, 2013
8355415 Method for operating an ignition device, and an ignition device Jan. 15, 2013
8350457 Pre-chamber spark plug including a gas thread cavity Jan. 8, 2013
8327816 Ignition apparatus, internal-combustion engine, ignition plug, plasma equipment, exhaust gas degradation apparatus, ozone generating/sterilizing/disinfecting apparatus, and odor eliminating Dec. 11, 2012
8307813 Heating device for liquid fuels and the like Nov. 13, 2012
8186321 Method and apparatus for operating traveling spark igniter at high pressure May. 29, 2012
8109250 Glow plug with integrated pressure sensor Feb. 7, 2012
8082897 Plasma jet ignition plug and ignition device for the same Dec. 27, 2011
8061321 Ignition device Nov. 22, 2011
8051822 Spark plug and cylinder head assembly ensuring reliable ignition of air/fuel mixture Nov. 8, 2011
8006663 Post-start controller for diesel engine Aug. 30, 2011
8006678 Igniter system Aug. 30, 2011
7942124 Exposed coil rocker arm cover assembly having external multi-coil mounting bracket May. 17, 2011
7905209 Glow plug with combustion pressure sensor Mar. 15, 2011
7834295 Printable igniters Nov. 16, 2010
7775187 Head of a glow plug provided with a pressure sensor Aug. 17, 2010
7770551 Method for igniting combustion of fuel in a combustion chamber of an engine, associated device and engine Aug. 10, 2010
7765974 Body of a glow plug provided with a pressure sensor Aug. 3, 2010
7757650 Gas engine and ignition device for a gas engine Jul. 20, 2010
7726269 Glow plug with integrated pressure sensor Jun. 1, 2010
7721697 Plasma generating ignition system and associated method May. 25, 2010
7711498 Glow plug degradation determination device May. 4, 2010
7699033 Method and system to distribute high-energy pulses to multiple channels Apr. 20, 2010
7467612 Method and apparatus for operating traveling spark igniter at high pressure Dec. 23, 2008
7448352 Centrally located ignition source in a combustion chamber Nov. 11, 2008
7421166 Laser spark distribution and ignition system Sep. 2, 2008
7251553 Thermal optimization of EMI countermeasures Jul. 31, 2007
7004134 Engine generator Feb. 28, 2006
6662793 Electronic circuits for plasma-generating devices Dec. 16, 2003
6637393 HCCI engine combustion control apparatus and method Oct. 28, 2003
6363898 Quick replacement igniter assembly Apr. 2, 2002
6152095 Quick replacement spark plug assembly Nov. 28, 2000
5517081 Gas-filled discharge tube May. 14, 1996
5136994 Internal combustion engine Aug. 11, 1992
4852529 Laser energy ignition system Aug. 1, 1989
4523552 Ignition system for engine Jun. 18, 1985
4471732 Plasma jet ignition apparatus Sep. 18, 1984
4452189 Separately ignited internal combustion engine with at least one main combustion chamber and an ignition chamber assigned to it Jun. 5, 1984
4434753 Ignition apparatus for internal combustion engine Mar. 6, 1984
4416226 Laser ignition apparatus for an internal combustion engine Nov. 22, 1983
4343272 Devices for supplementing conventional liquid fuels in internal combustion engines with gaseous fuel supplements Aug. 10, 1982
4330732 Plasma ceramic coating to supply uniform sparking action in combustion engines May. 18, 1982
4317432 Two-cycle internal combustion engine Mar. 2, 1982
4314530 Amplified radiation igniter system and method for igniting fuel in an internal combustion engine Feb. 9, 1982

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