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Class Information
Number: 123/605
Name: Internal-combustion engines > High tension ignition system > Using capacitive storage and discharge for spark energy > Having a specific capacitor, ignition coil means, or switching element circuit path
Description: Subject matter in which significance is attributed to the ignition capacitor, ignition coil, or capacitor discharge switching means.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7418956 Ignition apparatus for an internet combustion engine Sep. 2, 2008
7404396 Multiple discharge ignition control apparatus and method for internal combustion engines Jul. 29, 2008
7401603 High tension capacitive discharge ignition with reinforcing triggering pulses Jul. 22, 2008
7293554 Ignition coil driver device with slew-rate limited dwell turn-on Nov. 13, 2007
7100589 Multi-spark type ignition system Sep. 5, 2006
7066161 Capacitive discharge ignition system Jun. 27, 2006
6948485 Ignition unit for internal combustions engines Sep. 27, 2005
6932064 Capacitor discharge ignition Aug. 23, 2005
6837229 Ignition device for internal combustion engine Jan. 4, 2005
6742508 Ignition circuits Jun. 1, 2004
6701904 Capacitive discharge ignition system with extended duration spark Mar. 9, 2004
6615810 Apparatus and method for combustion initiation Sep. 9, 2003
6584965 High efficiency high energy firing rate CD ignition Jul. 1, 2003
6584957 Contactless ignition system for internal combustion engine Jul. 1, 2003
6575134 Electronic governor for a gasoline engine Jun. 10, 2003
6550463 Method and switching system for the ignition of an internal combustion engine Apr. 22, 2003
6539928 Vehicle-mounted ignitor Apr. 1, 2003
6457464 High pulse rate spark ignition system Oct. 1, 2002
6392315 Compensation circuit for an automotive ignition sensing system May. 21, 2002
6374816 Apparatus and method for combustion initiation Apr. 23, 2002
6167875 Multiple spark capacitive discharge ignition system for an internal combustion engine Jan. 2, 2001
6123062 Spark ignition system having a capacitive discharge system and a magnetic core-coil assembly Sep. 26, 2000
6052002 Ignition systems having a series connection of a switch/inductor and a capacitor Apr. 18, 2000
6009864 Capacitive ignition system for internal combustion engines Jan. 4, 2000
5806504 Hybrid ignition circuit for an internal combustion engine Sep. 15, 1998
5672972 Diagnostic system for a capacitor discharge ignition system Sep. 30, 1997
5635801 Capacitive-discharge ignition system for internal-combustion engines Jun. 3, 1997
5513618 High performance ignition apparatus and method May. 7, 1996
5404860 Ignition system for internal combustion engine Apr. 11, 1995
5371436 Combustion ignitor Dec. 6, 1994
5318002 Ignition apparatus for internal combustion engine Jun. 7, 1994
5315982 High efficiency, high output, compact CD ignition coil May. 31, 1994
5272415 Combustion ignitor Dec. 21, 1993
5183024 Ignition device for internal combustion engine Feb. 2, 1993
5181498 Ignition apparatus for an internal combustion engine Jan. 26, 1993
5178120 Direct current ignition system Jan. 12, 1993
5168858 Ignition energy and duration augmentation Dec. 8, 1992
5163411 Capacitor discharge ignition apparatus for an internal combustion engine Nov. 17, 1992
5074274 Ignition system for internal combustion engines Dec. 24, 1991
5060623 Spark duration control for a capacitor discharge ignition system Oct. 29, 1991
4967718 Ignition system for an internal combustion engine using thyristors Nov. 6, 1990
4964377 Ignition system for an internal combustion engine Oct. 23, 1990
4918569 Regulated forward converter for generating repeating spark discharge pulses Apr. 17, 1990
4907562 Method for achieving an elevated charge of an ignition capacitor in a capacitive type ignition system Mar. 13, 1990
4892080 Ignition system for internal combustion engine Jan. 9, 1990
4886036 Method and arrangement for generating ignition sparks in an internal combustion engine Dec. 12, 1989
4868730 DC to DC converter current pump Sep. 19, 1989
4841925 Enhanced flame ignition for hydrocarbon fuels Jun. 27, 1989
4833369 Constant spark rate ignition exciter May. 23, 1989
4829971 Regulated power supply for a solid state ignition system May. 16, 1989

1 2 3


 
 
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