Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02P - Ignition, other than compression ignition, for internal-combustion engines; Testing of ignition timing in compression-ignition engines › F02P 15 - Electric spark ignition having characteristics not provided for in, or of interest apart from, groups
Patents for F02P 15 - Electric spark ignition having characteristics not provided for in, or of interest apart from, groups (2,983)
04/1991
04/16/1991US5008643 Ignition coil having a divided high tension winding, in particular for internal combustion engines
04/04/1991WO1991004411A1 Ignition coil
04/02/1991US5003945 Dual spark plug ignition system for motorcycle internal combustion engine
03/1991
03/28/1991DE3930587A1 Zuendspule Ignition Coil
03/27/1991EP0418816A1 Contactless ignition apparatus for internal combustion engine
03/26/1991US5002034 High-voltage switch
03/19/1991US5001309 Ignition distributor for internal combustion engine
03/12/1991US4998526 Alternating current ignition system
03/07/1991WO1991003083A1 Mount for a plug/socket combination
03/06/1991EP0415240A2 Ignition system for a combustion engine
03/05/1991US4998090 Engine ignition cable for preventing unwanted interference due to high frequency noise
03/05/1991US4996964 Backup apparatus for ignition and fuel system
02/1991
02/21/1991WO1991002153A1 Fully electronic ignition device for an internal combustion engine
02/19/1991US4993961 Ignition plug socket
02/19/1991US4993395 High-voltage opto-electronic switching circuit
02/07/1991WO1991001448A1 Dual ignition system
02/05/1991US4989575 Ignition device for internal combustion engine
01/1991
01/22/1991US4986249 Ignition apparatus mounting structure for internal combustion engine
01/22/1991US4986233 Ignition device for an engine
01/15/1991CA1279092C Magnetic structure for use in a chain saw or string trimmer ignition system or the like
01/08/1991US4983886 High-energy ignition generator especially for a gas-turbine
01/08/1991US4983882 Ignition amplifier device
01/03/1991DE3920089A1 IC engine with two electrodes in each combustion chamber - has fuel injection nozzle and spark plug electrodes arranged so that in spreading of flame core disturbing influences are prevented
01/02/1991EP0404763A1 Cylinder recognition apparatus for a distributorless ignition system.
12/1990
12/27/1990WO1990015926A1 Distributorless ignition system
12/25/1990US4979487 Ignition controlling apparatus for multi-cylinder internal combustion engine
12/18/1990US4977883 Ignition control apparatus for an internal combustion engine
12/13/1990WO1990015242A1 Semiconductor switch, especially a high-tension ignition switch for an internal combustion engine
11/1990
11/21/1990CN2066080U Automobile starting ignition intensify device
11/20/1990US4971010 Method and apparatus for misfiring detection and control in an internal combustion engine
11/13/1990WO1990013742A1 High efficiency, high output, compact cd ignition coil
11/13/1990US4970488 Ferrite, rubber
11/13/1990US4969447 Inductive-discharge ignition device for an internal combustion engine
11/13/1990US4969443 Open secondary detection via reverse circuit sensing
11/13/1990CA2032488A1 High efficiency, high output compact cd ignition coil
10/1990
10/31/1990EP0395512A1 Ignition coil, particularly for internal combustion engines for motor vehicles, and means for securing the primary and secondary assemblies
10/31/1990EP0395511A1 Device for fixing an ignition coil, particularly for internal combustion engines for motor vehicles
10/17/1990EP0392846A2 Ignition timing control system for an engine having backup function for failure
10/10/1990EP0391065A2 Switch arrangement to raise a supply-voltage
10/10/1990EP0390780A1 High-voltage switch.
10/02/1990US4960092 Engine control system
10/02/1990US4960089 Combustion system
09/1990
09/25/1990US4958616 Multiple-spark ignition system for internal combustion engines, particularly for motor vehicles
09/19/1990EP0388024A1 Ignition cable terminal assembly
09/19/1990EP0387993A1 Internal combustion engine ignition apparatus having a primary winding module
09/19/1990EP0387768A2 Ignition system of multispark type
09/18/1990US4957091 Dual schedule ignition system
09/04/1990US4953519 Dual contact ignition system for motocycle internal combustion engine
08/1990
08/29/1990EP0383768A1 Ignition device for internal combustion engines.
08/29/1990EP0195030B1 Pulse shaper for induction transmitters
08/28/1990US4951621 Four stroke internal combustion engine
08/22/1990EP0382907A2 Capacitive discharge ignition exciter using SCR discharge switches
08/22/1990CN1009296B High-energy ignition device
08/21/1990CA1273053A1 Voltage doubling coil for cd system producing pulsed plasma ignition
08/14/1990US4947821 Ignition system
08/14/1990US4947810 Method and arrangement for improving the starting ability of an internal combustion engine, when an attempt to start the engine has failed
08/09/1990WO1990008894A1 Processes for assigning ignition signals to a reference cylinder
08/02/1990DE3902051A1 Internal combustion engine with multi-cylinder combination
07/1990
07/31/1990US4944262 Rotative combustion chamber engine
07/18/1990EP0377619A1 High-voltage switch and method to control user circuits by means of this switch.
07/17/1990US4941450 Ignition distributor for an internal combustion engine
07/17/1990US4941446 Ignition and fuel injection back-up system for emergency running of internal combustion engines
07/17/1990US4941445 Electronic position sensor assembly and engine control system
07/03/1990US4938200 For an internal combustion engine
06/1990
06/27/1990EP0375635A1 A method and related system for controlling the ignition in internal combustion engines, particularly direct-ignition engines with individual coils
06/27/1990EP0375502A1 Ignition coil with a divided high-voltage winding, particularly for an internal-combustion engine
06/26/1990US4937527 Lead assembly for a distributorless ignition interface
06/20/1990EP0373635A1 Ignition distributor for internal combustion engine
06/19/1990CA1270521A1 Voltage control system
06/13/1990EP0210991B1 Engine ignition system with an insulated and extendable extender
06/12/1990US4932387 Emergency ignition system for motor vehicles
06/06/1990EP0371827A2 Emergency ignition system for motor vehicles
05/1990
05/30/1990EP0370301A1 Inductive-discharge ignition device for an internal combustion engine
05/23/1990EP0369236A2 Apparatus and method for providing ignition to a turbine engine
05/22/1990US4928228 Apparatus for detecting misfire and for controlling fuel injection
05/10/1990DE3837901A1 Method and device for the ignition of a gas-fuel mixture in a combustion chamber of an internal combustion engine
05/08/1990US4922883 Multi spark ignition system
05/08/1990US4922874 Automobile electronic control modules communicating by pulse width modulated signals
05/01/1990US4920944 Ignition device for an internal combustion engine with two spark plugs per cylinder
04/1990
04/10/1990US4915087 Ignition system with enhanced combustion and fault tolerance
04/10/1990US4915086 Variable-energy-spark ignition system for internal combustion engines, particularly for motor vehicles
04/04/1990EP0362014A1 High energy ignition generator, especially for a gas turbine
04/04/1990EP0361691A2 Ignition system with enhanced combustion and fault tolerance
03/1990
03/27/1990US4911126 Transistor ignition circuit
03/13/1990US4907563 Housing of a distributor including an ignition coil for an internal combustion engine
03/13/1990US4907562 Method for achieving an elevated charge of an ignition capacitor in a capacitive type ignition system
03/08/1990DE3840315C1 Ignition system
03/07/1990EP0356519A1 Reversible engine
03/06/1990US4906202 Deep well ignition cable terminal assembly
02/1990
02/27/1990US4903676 Method and arrangement for improving the starting ability of an internal combustion engine during an engine start
02/27/1990US4903675 Internal combustion engine ignition apparatus having a primary winding module
02/20/1990CA1266084A1 Engine ignition system with an insulated and extendable extender
02/13/1990US4901137 Electronic apparatus having semiconductor device
01/1990
01/23/1990US4895127 Ignition timing control system
01/23/1990US4895117 Internal combustion engine
01/11/1990DE3822794A1 Distributorless capacitor ignition system for internal combustion engines
01/09/1990US4893085 Ignition monitoring circuit for an ignition system of an internal combustion engine including an erroneous pulse eliminating circuit means
01/09/1990US4892080 Ignition system for internal combustion engine
12/1989
12/20/1989CN1006171B Continuously sparking electronic ignitor
12/19/1989US4887581 Ignition apparatus for internal combustion engine
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