Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
---|
03/11/1998 | CN1175777A Cooling charge cable for electric vehicle |
03/10/1998 | US5726846 Trip device comprising at least one current transformer |
03/10/1998 | US5726615 Integrated-magnetic apparatus |
03/05/1998 | WO1998009303A1 Charging coil core insert for electric toothbrushes |
03/04/1998 | EP0827165A2 Engine igniting coil device |
03/04/1998 | EP0827164A2 Engine igniting coil device and method of winding an ignition coil |
03/04/1998 | EP0827163A2 Engine igniting coil device |
03/04/1998 | EP0826879A2 Igniter unit equipped with coil and igniter circuit for internal combustion engine |
03/04/1998 | EP0826226A1 Magnetic circuit excited by a solenoid and having a gap and its use |
03/04/1998 | EP0705480B1 Ignition coil assembly |
02/28/1998 | CA2213919A1 Current transformer assemblies |
02/26/1998 | WO1998008237A1 Vhv transfo-rectifier for surface mounting |
02/25/1998 | EP0824703A1 Radio-interrogatable current transformer using surface wave technology for high-voltage installations |
02/25/1998 | CN1174608A Voltage transformer with increased electric strength |
02/24/1998 | US5721524 Stator apparatus for small engine ignition system having improved grounding arrangement |
02/24/1998 | US5720264 Molded polymeric housing reinforced with glass fibers and filled with dielectric oil has coil insert and is mounted on internal combustion engine |
02/19/1998 | DE19633171A1 Cordless telephone hand-piece with support housing |
02/18/1998 | CN1173724A Current transformer for load switch |
02/18/1998 | CN1173723A High-tension transformation equipment |
02/17/1998 | US5719546 Inductive coupler for transferring electrical power |
02/17/1998 | US5719483 Inductive coupling wand having a molded magnetic core |
02/12/1998 | WO1998006114A1 Winding, particularly for a high-voltage ignition coil circuit |
02/11/1998 | EP0823767A1 Charging system for electric vehicle |
02/11/1998 | EP0823766A1 Cooling charge cable for electric vehicle |
02/11/1998 | EP0823717A2 Charging connector for electric vehicle |
02/11/1998 | EP0823716A2 Magnetic coupling device for charging an electric vehicle |
02/11/1998 | CN1173027A Connector for charging |
02/10/1998 | US5717326 Current measuring apparatus for measuring current in a wire |
02/10/1998 | US5715591 Process and design for producing inside coils |
02/04/1998 | EP0822563A2 Ignition device for a gas discharge lamp in a motor vehicle |
02/04/1998 | CN2273893Y Tapped parametric voltage stabilizing transformer |
02/04/1998 | CN1172211A Installation structure of sparking plug and cap integral ignition coil device |
02/03/1998 | US5714922 Ignition coil for an internal combustion engine |
01/29/1998 | WO1998003791A1 Ignition coil |
01/28/1998 | EP0821376A1 Oil cooled high power inductive coupler |
01/28/1998 | CN1171646A Non-Contact electric power transmission device |
01/22/1998 | WO1998002980A1 Device for transmitting and receiving digital data by electromagnetic induction and inductive coupling |
01/22/1998 | DE19637733C1 Current-compensated noise suppression choke |
01/22/1998 | DE19627628A1 Electrical energy transmission method |
01/21/1998 | EP0820073A1 Inductive coupler assembly and having its primary winding formed in a printed wiring board |
01/21/1998 | EP0819214A1 Ignition device for a multicylinder internal combustion engine |
01/21/1998 | CN1170986A Connector for charging electric vehicle |
01/21/1998 | CN1170944A High-tensiont ransformer |
01/21/1998 | CN1170942A High-voltage transformer |
01/15/1998 | WO1998001873A1 Ignition coil for an internal combustion engine |
01/14/1998 | EP0818868A2 Inductive power distribution system |
01/14/1998 | EP0818791A1 High voltage transformer |
01/13/1998 | US5706792 Integrated ignition coil and spark plug |
01/08/1998 | DE19626002A1 Voltage converter for outdoor use |
01/07/1998 | EP0817351A2 Noncontact charging device, charger, cordless electric equipment, and noncontact charger |
01/07/1998 | EP0817214A1 High voltage transformer |
01/07/1998 | EP0817213A1 Connector for charging |
01/07/1998 | EP0817212A1 Connector for charging electric vehicle |
01/07/1998 | EP0814994A1 Track-guided transport system with power and data transmission |
01/07/1998 | EP0666805B1 Process for automatic contactless charging |
01/07/1998 | CN2272156Y Four-in-one combined electrical appliance |
01/06/1998 | US5705872 Brushless resolver |
01/02/1998 | DE19726840A1 Contactless electrical energy transmission device |
01/02/1998 | DE19623399A1 Ignition coil for internal combustion (IC) engine |
12/31/1997 | CN2271743Y 电磁感应脉冲发生器 Electromagnetic induction pulse generator |
12/30/1997 | US5703556 Ignition coil for an internal combustion engine |
12/30/1997 | US5703462 Inductive coupler assembly having its primary winding formed in a printed wiring board |
12/30/1997 | US5703461 Inductive coupler for electric vehicle charger |
12/18/1997 | DE19725550A1 Current transformer assembly |
12/17/1997 | EP0813283A1 Differential protection device having immunity against nuisance tripping |
12/17/1997 | CN2271019Y Fluorescent lamp ballast |
12/16/1997 | US5697352 Ignition apparatus for internal combustion engine |
12/14/1997 | CA2206621A1 Current transformer assemblies |
12/10/1997 | EP0811168A1 Voltage transformer with increased electric strength |
12/04/1997 | WO1997045913A1 Charging system for motor-driven vehicle |
12/02/1997 | US5692483 Ignition coil used for an internal combustion engine |
12/02/1997 | US5692482 Ignition coil for internal combustion engine |
11/27/1997 | DE19621003A1 Two part connector for contactless energy and data transfer |
11/27/1997 | DE19620966A1 Medium voltage transformer for medium voltage switch-gear |
11/26/1997 | EP0808460A1 Current-detection coil for a current transformer |
11/26/1997 | CN2268981Y Current transformer |
11/26/1997 | CN1166242A Interconnection system for transmitting power between electrical systems |
11/26/1997 | CN1165954A 电流传感器 Current Sensors |
11/25/1997 | US5691687 Contactless magnetic slip ring |
11/19/1997 | EP0807942A1 wound component |
11/13/1997 | WO1997042510A1 Current sensor, in particular for low currents |
11/12/1997 | CN2267522Y Transformer for experiment |
11/12/1997 | CN2267521Y Rectifier type transformer for electric dust remover |
11/11/1997 | US5685065 Samarium-cobalt alloy |
11/06/1997 | WO1997041576A1 Magnetic core-coil assembly for spark ignition systems |
11/06/1997 | WO1997041575A1 Magnetic core-coil assembly for spark ignition systems |
11/06/1997 | WO1997041574A1 Magnetic core-coil assembly for spark ignition systems |
11/06/1997 | CA2253571A1 Magnetic core-coil assembly for spark ignition systems |
11/06/1997 | CA2253568A1 Magnetic core-coil assembly for spark ignition systems |
11/04/1997 | US5684380 Oil cooled high power inductive coupler |
10/30/1997 | DE19616085A1 Coil mounting on IC engine |
10/29/1997 | EP0803883A1 Converter transformer |
10/29/1997 | CN2266184Y Multipurpose current mutual-inductor |
10/29/1997 | CN2266132Y Current transducer |
10/23/1997 | WO1997039510A1 Electrical installation using electromagnetic induction |
10/23/1997 | WO1997038876A1 Device for the inductive transmission of electric energy and signals in motor vehicles |
10/22/1997 | EP0584295B1 Method for mounting an electrical coil on a magnetic circuit having an air gap |
10/22/1997 | CN2265583Y Self-adaptation compensator for potential transformer secondary circuit potential drop |
10/22/1997 | CN2265582Y Outdoor dry current transformer |
10/22/1997 | CN2265581Y Primary, secondary mixed wound transformer |