Patents for H02H 5 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection (5,568) |
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05/06/1997 | US5627719 Electrical wiring system with overtemperature protection |
04/29/1997 | US5625520 Device for preventing a high voltage transformer of a microwave oven from being overheated |
04/29/1997 | US5625258 Clocked power supply |
04/16/1997 | EP0767980A1 Improved electrical switch |
04/15/1997 | US5621598 Luminous tube protection circuit |
04/15/1997 | CA2062845C Switching voltage regulator with protective device against thermal breakdown |
04/09/1997 | EP0683927A4 Electrical supply safety socket. |
04/08/1997 | CA2078390C Surge absorber |
04/05/1997 | CA2187148A1 Heat responsive power interrupting device |
04/03/1997 | WO1997012379A1 Method and device for preventing explosions and fires in electrical transformers |
04/03/1997 | WO1997012174A1 A method and a device for sensing the distance between a first object and a second object |
04/02/1997 | EP0766362A2 Protecting element and method for protecting a circuit |
03/30/1997 | CA2179466A1 Protection element and method for protecting a circuit |
03/27/1997 | WO1997011582A1 Thermally-protected control apparatus containing electrical components |
03/27/1997 | DE19638478A1 Overcurrent protection circuit for electric motor drive system |
03/27/1997 | DE19536142A1 Thermisch geschütztes, elektrische Bauelemente enthaltendes Steuergerät Thermally protected, electrical components containing controller |
03/11/1997 | US5610792 Apparatus for controlling the reset of a bus connected transceiver |
03/05/1997 | EP0600042B1 Overtemperature sensing and signaling circuit |
03/05/1997 | CN2248943Y Fire-proof automatic alarming power supply |
02/26/1997 | EP0759220A1 Detector for monitoring the integrity of a ground connection to an electrical appliance |
02/25/1997 | US5606480 Detector for monitoring the integrity of a ground connection to an electrical appliance |
02/04/1997 | US5600528 Heater cut off circuit and method |
01/22/1997 | CN1140926A Driving device for induction motor |
01/08/1997 | EP0752805A1 Electronic converter with thermal protection circuit |
01/02/1997 | EP0751600A1 Device for testing the earthing of an electric user, in particular the bodywork in electric vehicles |
12/27/1996 | WO1996042131A1 Electrical wiring system with overtemperature protection |
12/18/1996 | EP0749145A1 Improvement in differential-type safety cut-out switches for household appliances |
12/18/1996 | CN1138285A Bipolar power device having integrated thermal protection driving electric loads |
12/11/1996 | EP0746891A1 Electrical safety device |
12/10/1996 | US5583730 Shock hazard protection system |
11/28/1996 | WO1996037955A1 Integrated circuit |
11/28/1996 | DE19519477A1 Integrierte Schaltung Integrated circuit |
11/20/1996 | CN2240800Y No free charcoal rectification tripping protector for oil test machine |
11/20/1996 | CN1135981A Electric junction box and electric current distribution system for automotive vehicles |
11/19/1996 | CA2051215C Gas insulated electric apparatus |
11/13/1996 | CN1135672A Detachable small keyboard of breaker of electronic circuit |
11/06/1996 | EP0612444B1 Personnel protection system for electrical power connections |
10/31/1996 | WO1996034450A1 Method and device for protecting regenerating resistor of servo motor for driving inverter |
10/30/1996 | EP0740491A1 Bipolar power device having an integrated thermal protection for driving electric loads |
10/30/1996 | EP0401273B1 Apparatus for supervising objects with regard to overheating |
10/29/1996 | US5570259 Circuit arrangement for controlling a load and for recognizing a line interruption |
10/29/1996 | US5569840 Screened electrical line control device |
10/23/1996 | EP0739145A2 Demagnetizing circuit and current limiting device |
10/22/1996 | US5568350 Over temperature memory circuit |
10/03/1996 | WO1996030992A1 Hybrid alternator |
10/03/1996 | CA2216834A1 Hybrid alternator |
09/26/1996 | DE19510970A1 Temp. monitoring device for transformer |
09/18/1996 | EP0732792A2 Protection against accidental contact for two power supply lines connected to a common load |
09/17/1996 | US5557550 Junction temperature status sensing and reduction for integrated power devices, such as a head positioning system in a magnetic disc drive |
08/28/1996 | EP0729210A1 Circuit arrangement |
08/28/1996 | EP0728620A2 Electric junction box and electric current distribution system for automotive vehicles |
08/27/1996 | US5550702 Adaptive duty-cycle limiting for overload protection of integrated circuits |
08/21/1996 | EP0727857A1 Monitoring the bearing of an electric motor |
08/21/1996 | EP0510166B1 Device for processing data provided by the contact potential, and cutoff device linked thereto |
08/21/1996 | CN2233635Y DC insulation monitoring relay |
08/21/1996 | CN2233633Y Overcurrent and overtemperature protector for computer control thyristor commutating arc welder |
08/20/1996 | US5548466 Hazardous ameprage recognition and relaying techniques |
08/13/1996 | US5546263 For interrupting the flow of current to an electrical device |
08/13/1996 | US5544959 Removable keypad for an electronic circuit breaker |
08/06/1996 | US5543998 Temperature protected power transistor circuit |
08/06/1996 | US5543996 Protective circuit for protecting transistor from thermal destruction |
08/06/1996 | US5543995 Method and apparatus for protecting a power transmission line |
07/31/1996 | CN1127948A Overheat protector for motor |
07/30/1996 | US5541803 Electrical safety device |
07/16/1996 | US5537288 PTC switch protected termination resistor |
07/09/1996 | CA2027050C Electric circuit unit and manufacturing method thereof |
07/03/1996 | EP0720266A1 Process and device for temperature monitoring of a universal motor |
07/03/1996 | EP0720239A2 An optically coupled device |
06/18/1996 | US5528448 Heat flow detector for recessed incandescent fixtures |
06/11/1996 | US5525878 Apparatus and method for controlling an electric motor |
05/30/1996 | WO1996007192A3 Electromechanical switching device and arrangement with several such devices |
05/21/1996 | US5519561 Circuit breaker using bimetal of thermal-magnetic trip to sense current |
05/15/1996 | EP0712193A1 Circuit breaker using bimetal of thermal-magnetic trip to sense current |
05/01/1996 | EP0709945A1 Electric motor with built-in temperature-dependant element |
04/16/1996 | US5508872 Circuit for ground fault detection and switching |
04/04/1996 | WO1996010284A1 Thermal shutdown circuit |
04/04/1996 | DE19506525C1 Digital output circuit for power driver with inductive load |
04/03/1996 | EP0704866A1 Transformator |
03/13/1996 | EP0700590A1 Control of electric loads during generator failure in a multi-generator system |
03/07/1996 | WO1996007192A2 Electromechanical switching device and arrangement with several such devices |
03/06/1996 | EP0700141A1 Temperature detector on an integrated circuit |
02/29/1996 | DE4430382A1 Electromechanical switching unit with non contact status sensing |
02/27/1996 | US5495381 Protection system for undetected over voltage in an isolated voltage regulator |
02/20/1996 | US5493154 Temperature share scheme |
01/17/1996 | EP0692154A1 Clocked current supply |
01/16/1996 | US5485340 Electrical supply safety plug |
01/09/1996 | US5483404 Semiconductor integrated circuit |
01/09/1996 | US5483228 Safety indicating device for flashlights |
01/04/1996 | WO1996000457A1 Improved electrical switch |
12/05/1995 | CA1337706C Food heating safety device |
11/29/1995 | EP0683927A1 Electrical supply safety socket |
11/29/1995 | CN2214046Y Motor protection device for water pump |
11/23/1995 | DE4417883A1 Thermal and overload protection for small electromotors |
11/22/1995 | EP0683558A1 Method and apparatus for reducing power dissipation in an electronic device |
11/22/1995 | EP0683475A2 Apparatus for supervising objects with regard to overheating |
11/16/1995 | WO1995031028A1 Detector for monitoring the integrity of a ground connection to an electrical appliance |
11/08/1995 | CN2212276Y Multifunction circuit detecting protector |
10/25/1995 | EP0678961A1 Conductor interruption identifying and indicating circuit |
10/10/1995 | CA2050223C Overload current protection apparatus |
10/05/1995 | WO1995026586A1 Thermal overload protection for switches |