| Patents for H01H 47 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current (7,312) |
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| 12/12/2002 | WO2002099446A1 Method and apparatus for controlling a magnetically actuated power switching device |
| 12/12/2002 | US20020186015 Apparatus for controlling a magnetically actuated power switching device and method of controlling the same |
| 12/12/2002 | US20020185916 Apparatus for controlling power distribution to devices |
| 12/12/2002 | DE10124109A1 Monitoring magnetic valve circuit drift, e.g. for vehicle ABS, involves applying PWM input pulse sequence to switch elements to initiate difference measurement at subtraction stage by pulse counting |
| 12/11/2002 | EP1264325A1 Electromagnetic switching device, in particular a contactor |
| 12/11/2002 | EP0963594B1 Modular safety switch |
| 12/11/2002 | CN1384515A 总线控制的继电器 Bus control relays |
| 12/11/2002 | CN1096094C Electrical switchgear with synchronous control system and actuator |
| 12/10/2002 | US6493204 Modulated voltage for a solenoid valve |
| 12/10/2002 | US6493202 Electromagnetic operator for an electrical contactor and method for controlling same |
| 12/05/2002 | WO2002097988A1 Optimized on/off control circuit |
| 12/05/2002 | US20020180412 Optimized on/off control circuit |
| 12/04/2002 | EP1262021A1 Security switching device and a system of security switching devices |
| 12/03/2002 | US6489868 Electromagnetic relay |
| 11/28/2002 | WO2002095282A2 Safety switching module and method for testing the switching-off ability of a switching element in a safety switching module |
| 11/28/2002 | DE10127233C1 Safety cut-out switch module for electrical load has 2 alternate load current paths for supplying electrical load each containing 2 series switch elements |
| 11/28/2002 | DE10122510A1 Arrangement for switching a relay has timing circuit that supplies relay with pull-in current for defined time at pull-in time; current regulator supplies lower holding current after defined time |
| 11/27/2002 | EP1259970A1 Secure circuit subassembly, secure control subassembly and a subassembly system |
| 11/27/2002 | EP1259969A1 Safety switch device with a first and a second input circuit breaker |
| 11/20/2002 | CN2521742Y DC contactor |
| 11/14/2002 | US20020167777 System for controlling an electromagnetic device |
| 11/14/2002 | DE10101751C1 Kontaktsystem für elektromagnetisches Relais Contact system for an electromagnetic relay |
| 11/13/2002 | EP1256480A1 Relay fusion detector for electrically driven vehicles |
| 11/06/2002 | EP1255266A1 Bus controlled relays |
| 10/31/2002 | DE10117299A1 Energy-saving drive circuit for electromagnets e.g. in solenoid valve has micro-controller connected to transistor and diodes |
| 10/30/2002 | CN2519535Y Remote controlled illuminating switch |
| 10/30/2002 | CN2519401Y Power-saving noiseless AC contactor |
| 10/30/2002 | CN1377507A Actuator unit with base actuator, additional actuator and control unit |
| 10/29/2002 | US6473286 Electromagnetic device driving apparatus |
| 10/17/2002 | WO2002082485A1 Switch and switching circuit |
| 10/16/2002 | EP1249026A1 Low profile, current-driven relay for integrated circuit tester |
| 10/16/2002 | EP0783760B1 Pulse width modulated solenoid driver controller |
| 10/16/2002 | CN2517099Y Energy-saving mechanical auto-locking contactor |
| 10/16/2002 | CN2517098Y Radio paging remote control mains power switch |
| 10/16/2002 | CN1375110A Control system for an electromagnetic switching device and electromagnetic switching device corresponding thereto |
| 10/15/2002 | US6466023 Method of determining contact wear in a trip unit |
| 10/03/2002 | WO2002078160A1 Method and system for driving an electromagnetic device |
| 10/02/2002 | EP0986703B1 Device for controlling an electromechanical setting device |
| 10/02/2002 | EP0951727B1 Reduced tensioning time for electronically controlled switch contactors |
| 10/02/2002 | DE10127281C1 Circuit structure for operating relays has relays with first and second control contacts in the power circuits of the relays with full operating voltage to pick up the relays. |
| 10/02/2002 | CN1372693A Electromagnetic switchgear |
| 10/02/2002 | CN1372289A Quick protection control switch |
| 10/01/2002 | US6459554 Drive circuit for the trip actuator of a network protector and a network protector incorporating the same |
| 09/19/2002 | US20020130557 Safety switching device for connection and safe disconnection of an electrical load, in particular an electrically driven machine |
| 09/18/2002 | EP1241699A1 Weld free contact system for electromagnetic contactors |
| 09/11/2002 | EP0963596B1 Electro-mechanical switching device |
| 09/11/2002 | CN2510986Y Microcomputer digital display timer |
| 09/11/2002 | CN2510985Y Driving device for a.c contactor |
| 09/11/2002 | CN2510984Y AC contactor of multi pole reinforced to single pole, having interelectrode connection board |
| 09/11/2002 | CN1369101A Method and system for driving solenoid |
| 09/11/2002 | CN1369100A Circuiting for electromagnetic switchgear |
| 09/05/2002 | US20020122282 Submarine cable branching unit with double-coil relays |
| 09/04/2002 | CN1367515A A.C. contactor wide-voltage module |
| 08/29/2002 | US20020118495 Circuit for operating voltage range extension for a relay |
| 08/28/2002 | EP1234316A1 Electromagnetic switchgear comprising a controlled drive, a corresponding method and a circuit |
| 08/28/2002 | EP1057194B1 Electric switching device with closed-circuit protection |
| 08/28/2002 | EP0864099B1 Process and device for testing electric drives |
| 08/28/2002 | CN2508383Y Numerically-controlled ac contactor |
| 08/22/2002 | WO2000039823A9 A method of determining contact wear in a trip unit |
| 08/22/2002 | WO2000039822A9 Method of detecting manual trips in an intelligent electronic device |
| 08/22/2002 | DE10204849A1 Verfahren zur Bestimmung der Kontaktabnutzung in einer Auslöseeinheit A method for determining contact wear in the trip unit of a |
| 08/21/2002 | EP1232507A1 Configuration comprising two contactors connected in series |
| 08/21/2002 | CN1365503A Timed tripping circuit for an electromechanical switching device |
| 08/15/2002 | WO2002063738A1 Device for the disconnection and connection of a load |
| 08/15/2002 | WO2002042873A3 Self-powered trainable switching network |
| 08/15/2002 | US20020109405 Device for actuating electric functional elements |
| 08/14/2002 | EP1004059B1 Method for detecting malfunctions of a first relay |
| 08/14/2002 | DE10105205A1 Steuereinheit für ein Arbeitsorgan einer Modellbahn Control unit for a working member of a model railway |
| 08/14/2002 | CN2505977Y Magnet power holding contactor having AC electron trigger unit |
| 08/14/2002 | CN2505975Y Magnetic force operating structure |
| 08/08/2002 | DE10105457A1 Vorrichtung zum Trennen und Schalten einer Last An apparatus for separating and switching a load |
| 08/07/2002 | EP1228520A1 Fail-safe, fault-tolerant switching system for a critical device |
| 08/07/2002 | EP1228519A1 Safety switch device for switching on and safely switching off an electrical user, in particular an electrically driven machine |
| 08/07/2002 | CN1362920A Relay fusion detector for electrically driven vehicles |
| 08/06/2002 | US6430021 Current controller for contact and a controlling method for contact |
| 07/31/2002 | EP1226595A1 Optically controlled mem switches |
| 07/31/2002 | EP1021816A4 Electronic switch for quick, automatic response to current overloads |
| 07/31/2002 | CN2503598Y Polar biased time-delay relay |
| 07/31/2002 | CN2503597Y Economic-type double-delay time relay |
| 07/30/2002 | US6426858 Voltage conditioner and switching device |
| 07/24/2002 | CN1360730A Method for effecting electronic drive control |
| 07/18/2002 | DE10101353A1 Operating bistable switch element involves controller outputting trigger signal repeatedly at defined times with which switch element can be brought into defined switch setting |
| 07/17/2002 | EP1223598A2 Contact system for electromagnetic relay |
| 07/11/2002 | WO2002054555A1 A medium voltage switching device |
| 07/10/2002 | CN1358350A Electronic drive control mechanism |
| 07/09/2002 | US6417582 Safety switching arrangement |
| 07/04/2002 | US20020085333 Battery powered remote switch controller |
| 07/04/2002 | US20020085332 Relay apparatus |
| 07/04/2002 | US20020084887 Transponder communication and control system for a vehicle |
| 07/03/2002 | EP1220469A1 Submarine cable branching unit with double-coil relays |
| 07/03/2002 | EP1220409A1 An improved medium voltage switching device |
| 07/03/2002 | EP1218908A1 Actuator unit with a base actuator, an additional actuator and a control unit |
| 07/03/2002 | EP1218907A1 Actuator unit with at least two actuators and a secure control unit |
| 07/03/2002 | CN2498733Y Integral electronic relay |
| 06/27/2002 | DE10160106A1 Relaisverschweißungserfassungsvorrichtung und -erfassungsverfahren Relaisverschweißungserfassungsvorrichtung and -erfassungsverfahren |
| 06/26/2002 | CN2497425Y Floating-lever-rod-linked electromagnetic A.C. contactor |
| 06/26/2002 | CN2497424Y Switching system of wireless remote control is compatible with its hand-control |
| 06/25/2002 | US6411489 Electromagnetic operator for an electrical contactor and method for controlling same |
| 06/25/2002 | US6411488 On board current control device |
| 06/19/2002 | CN1354884A 电磁接触器 Electromagnetic contactor |