Patents for F02P 15 - Electric spark ignition having characteristics not provided for in, or of interest apart from, groups (2,983)
01/1998
01/29/1998WO1998003791A1 Ignition coil
01/27/1998US5711283 System for combusting fuel
01/27/1998CA2115007C Engine position detection
01/22/1998DE19629171A1 IC engine ignition system with device for generating a fuel cloud in combustion chamber
01/21/1998EP0819214A1 Ignition device for a multicylinder internal combustion engine
01/20/1998US5710512 Structure and production process for secondary voltage detector for engine
01/13/1998US5706792 Integrated ignition coil and spark plug
01/08/1998DE19625070A1 Ignition device for two-stroke or four-stroke IC engine
01/06/1998US5704321 Traveling spark ignition system
12/1997
12/30/1997US5703556 Ignition coil for an internal combustion engine
12/24/1997WO1997048905A1 Method for ignition control in combustion engines
12/24/1997WO1997048902A2 Multiple spark capacitive discharge ignition system for an internal combustion engine
12/24/1997WO1997048891A1 Method of operating a fuel injected engine
12/24/1997CA2256561A1 Method of operating a fuel injected engine
12/16/1997US5699230 Electric circuit device and ignition apparatus for internal combustion engine using the same
12/16/1997US5697352 Ignition apparatus for internal combustion engine
12/10/1997EP0811763A2 Ignition system with generator voltage distribution control
12/09/1997CA2129587C Combined ignition and fuel system for combustion-powered tool
12/04/1997WO1997045636A1 Traveling spark ignition system and ignitor therefor
12/02/1997US5692484 Synchronization circuit for a coil-per-plug ignition system
12/02/1997US5692482 Ignition coil for internal combustion engine
11/1997
11/26/1997EP0809019A2 Double strike ignition control
11/20/1997WO1997043544A1 Ignition device
11/19/1997EP0611417B1 Free-running capacitive discharge ignition system with spark frequency control
11/12/1997EP0806566A2 Misfire detector using different methods for high and low engine speeds
11/12/1997EP0805920A1 Ignition system for internal combustion engines
11/06/1997WO1997041575A1 Magnetic core-coil assembly for spark ignition systems
11/06/1997WO1997041574A1 Magnetic core-coil assembly for spark ignition systems
11/06/1997CA2253568A1 Magnetic core-coil assembly for spark ignition systems
11/04/1997US5682865 Electrical connector and ignition apparatus for an internal combustion engine
11/04/1997CA2122248C Free-running capacitive discharge ignition system with spark frequency control
10/1997
10/30/1997DE19711876A1 High power spark ignition system for IC engine
10/30/1997DE19616085A1 Coil mounting on IC engine
10/28/1997US5680843 For an internal combustion engine in a motor vehicle
10/22/1997CN1162696A System and method for controlling ignition of internal combustion engine
10/15/1997CN1162347A Ignition system for internal combustion engines
10/15/1997CN1162067A Ignition device capable of preventing error action of its micro-processor
10/14/1997US5676108 Combustion control system for four cycle direct injection engine and the method thereof
10/08/1997EP0800247A1 A dual polarity type ignition system for a spark plug group
10/07/1997US5675257 Diagnostic device for gas turbine ignition system
09/1997
09/24/1997CN1160126A Ignition coil device
09/23/1997US5671145 Method for emergency control of an internal combustion engine
09/23/1997US5669367 Ignition apparatus for internal combustion engine
09/18/1997DE19609475A1 High frequency capacitor ignition source for IC engine esp fluid combustion turbine
09/16/1997US5668311 Cylinder compression detection
09/12/1997WO1997033082A1 Device for controlling cylinder fuel injection type internal combustion engine
09/11/1997DE19608526A1 Method of regulating minimum ignition energy for spark-plug IC engine with external ignition e.g. for automobile
09/09/1997US5664954 Spark plug boot assembly
09/03/1997EP0793016A2 Electrode for preventing noise electric wave and method thereof
09/03/1997EP0792511A1 Ignition coil arrangement for a multi-cylinder internal combustion engine
08/1997
08/27/1997EP0791732A2 Ignition coil device
08/27/1997CN1158181A Ignition coil arrangement for a multi-cylinder internal combustion engine
08/20/1997EP0790409A2 Measuring circuit for an ionic current in ignition devices for internal combustion engines
08/20/1997EP0790408A2 Measuring circuit for an ionic current in ignition devices for internal combustion engines
08/20/1997EP0790406A2 Electronic ignition system for internal combustion engines
08/14/1997WO1997029280A1 Ignition device for a multicylinder internal combustion engine
08/13/1997EP0789144A2 A turbine engine ignition exciter circuit incluiding low voltage lockout control
08/12/1997US5656966 Turbine engine ignition exciter circuit including low voltage lockout control
08/07/1997DE19614288C1 Ion-current measurement circuit e.g. for motor vehicle IC engine combustion chamber
08/07/1997DE19604105A1 Zündvorrichtung für eine Mehrzylinder-Brennkraftmaschine Ignition device for a multi-cylinder internal combustion engine
07/1997
07/31/1997WO1997027399A1 Ignition system for internal combustion engines
07/24/1997WO1997026455A1 Magneto-based ignition system
07/17/1997DE19653442A1 Ignition coil for IC engine
07/01/1997US5642721 Double ignition system for internal combustion engines, ignition plug for double ignition systems, and electric spark generator
06/1997
06/26/1997WO1997022981A1 Ignitor for internal combustion engines
06/25/1997CN1152671A Ignition system for internal combustion engines
06/19/1997DE19645201A1 Fuel-injected IC engine arrangement
06/18/1997EP0779424A2 Method of controlling start of engine and device for carrying out the same
06/17/1997US5638799 Double strike ignition control
06/17/1997US5638787 Combustion chamber system having an improved valve arrangement
06/04/1997CN1151089A Adapter feeding apparatus
05/1997
05/27/1997US5632259 Ignition apparatus for an internal combustion engine
05/21/1997CN1150348A Current peaking and RFI choke device
05/20/1997US5630721 Plug cord connecting structure
05/20/1997US5630384 Magneto-based ignition system for reciprocating internal combustion engine having a capacitive discharge booster for aiding engine starting
05/14/1997EP0725968A4 Improved multiple-core electrical ignition system cable
05/13/1997US5628298 Waterproof spark plug hole cap of internal combustion engine
05/02/1997EP0770777A2 Electronic ignition control device for internal combustion engines of motor vehicles
05/01/1997WO1997015758A1 A method of identifying the combustion chamber of a combustion engine that is in the compression stroke, a method of starting a combustion engine, and a device for a combustion engine
05/01/1997WO1997015757A1 Corona generator system for fuel engines
05/01/1997CA2228151A1 Corona generator system for fuel engines
04/1997
04/15/1997US5621278 Ignition apparatus
04/15/1997US5619975 Method for monitoring operations of an internal combustion engine to detect combustion misses
04/09/1997EP0766786A1 Magneto with dual mode operation
04/09/1997EP0505430B1 An arrangement in generators for ignition systems generating voltages for control and charging
04/08/1997US5618193 Structure for connecting spark plug and ignition coil for internal combustion
04/08/1997US5617829 Method for maintaining clean spark plugs in a variable displacement engine
04/02/1997EP0766003A2 Ignition system for internal combustion engines
04/01/1997US5617032 Misfire detecting device for internal combustion engine
04/01/1997US5616858 Diagnostic method for recognizing combustion misfiring in an internal-combustion engine
04/01/1997US5615659 Ignition apparatus for internal combustion engine
03/1997
03/26/1997CN1145983A Ignition device of internal combustion engine
03/25/1997US5613473 Method of identifying the stroke positions in an internal combustion engine upon startup
03/20/1997WO1997010432A1 Final ignition stage
03/13/1997DE19533637A1 Zündendstufe Ignition output
03/12/1997EP0762564A1 Adapter feeding apparatus
03/05/1997EP0760058A1 Combustion chamber system having an improved valve arrangement
03/04/1997US5608632 Self-contained sequential-throttle-body-injection engine control system
02/1997
02/19/1997EP0758430A1 Resetting ignition switch for a gasoline powered chain saw
02/18/1997US5603307 Ignition coil for internal combustion engine
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