| 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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| 06/28/2000 | EP1012958A1 Motor reversing circuit |
| 06/21/2000 | CN1257291A Electromagnetic control equipment for power supply circuit with current supply kept by electromagnet |
| 06/20/2000 | US6078160 Bidirectional DC motor control circuit including overcurrent protection PTC device and relay |
| 06/14/2000 | EP1009007A1 Control device for an electromagnet with a local control input |
| 06/14/2000 | EP1009006A1 Standard control device for an electromagnet for opening or closing a circuit breaker |
| 06/14/2000 | EP1009005A1 Control device for an electromagnet for opening or closing a circuit breaker, with local and remote control |
| 06/14/2000 | EP1009004A1 Control device for an electromagnet, with detection of accidental movement of the movable core of the electromagnet |
| 06/14/2000 | EP1009003A1 Control device for an electromagnet, with a power supply powered by the holding current of the electromagnet |
| 06/14/2000 | EP0909451B1 Inductive charge control device |
| 06/14/2000 | EP0681310B1 Load driving circuit |
| 06/14/2000 | CN2383203Y DC insulation monitoring relay |
| 06/14/2000 | CN1256501A Standard control device of circuit breaker for breaking or closing electromagnets |
| 06/14/2000 | CN1053538C Self-generating power AC two-conductor switch using mutual inductor |
| 06/07/2000 | CN2382125Y Energy saving contactor |
| 06/02/2000 | WO1999063561A3 Device for safely disconnecting an electrical load with especially high inductivity from an electrical dc-voltage supply |
| 05/31/2000 | EP1005051A2 Method and device for driving an electromagnetic consumer |
| 05/31/2000 | EP1004059A1 Method for detecting malfunctions of a first relay |
| 05/31/2000 | DE19854305A1 Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers Method and apparatus for actuating an electromagnetic load |
| 05/31/2000 | CN1053061C Circuit for controlling one contactor |
| 05/24/2000 | CN2379899Y Down placed ac contactor |
| 05/24/2000 | CN2379898Y AD contactor type silencing temp. lowering and energy saving device |
| 05/17/2000 | CN2378826Y Mechanical double-steady-state relay |
| 05/17/2000 | CN2378825Y Non-sound, energy-saving AC contactor |
| 05/17/2000 | CN2378824Y DC controller for AC contactor |
| 05/10/2000 | EP0999354A2 Wide voltage range driver circuit for a fuel injector |
| 05/09/2000 | US6061226 Relay circuit with cyclical controlled capacitor |
| 05/09/2000 | US6061225 Method and apparatus for controlling a solenoid within an electric dispensing gun |
| 05/09/2000 | US6061224 PWM solenoid driver and method |
| 05/09/2000 | US6060797 Solenoid operated remote resetting device with a protective activation circuit |
| 05/09/2000 | US6060796 Protective circuit |
| 05/04/2000 | DE19935639A1 Safety circuit has terminal connected via electronic circuit activated by control switch |
| 05/03/2000 | EP0997642A1 Control circuit for an electromagnetic coil with duty ratio adjustment for compensating power source voltage fluctuations |
| 04/26/2000 | EP0857251B1 Drive circuit |
| 04/26/2000 | CN1251467A Power-supply switch for controlling domestic electric appliance |
| 04/25/2000 | US6054656 Contactor safety interlock mechanism |
| 04/19/2000 | EP0994499A1 Electronic power supply device for an electromagnetic switch device |
| 04/18/2000 | US6052266 Ground fault circuit interrupter |
| 04/18/2000 | US6051894 Safety device of industrial robot |
| 04/12/2000 | CN2373888Y Automatic switching electricity-saving device |
| 04/11/2000 | US6047634 Fail-safe automatic sliding operation control apparatus for press |
| 04/05/2000 | EP0879474B1 Electronic switch magnet control system for switching on and holding a contactor |
| 04/05/2000 | CN2372780Y Noiseless electricity-saving device for ac contactor |
| 04/04/2000 | US6046900 Solenoid driver circuit for use with digital magnetic latching valves |
| 04/04/2000 | CA2210361C Circuit breaker failure protection process |
| 03/29/2000 | CN1249076A Motor reversing circuit |
| 03/22/2000 | EP0986703A2 Device for controlling an electromechanical setting device |
| 03/22/2000 | CN2370557Y High sensitive small type high power relay |
| 03/22/2000 | CN1050716C Local regulation type electrical equipment and electrical machinery |
| 03/15/2000 | CN2369347Y Energy saving A. C. contactor |
| 03/09/2000 | DE19840356A1 Elektronischer Mehrzweckschalter Electronic multipurpose switch |
| 03/08/2000 | EP0984475A2 Multiple function electronic switch |
| 03/08/2000 | CN2368153Y Self-holding energy-saving type ac. contactor |
| 03/07/2000 | US6034449 Load drive circuit |
| 02/29/2000 | US6031708 Inductive charge control device |
| 02/23/2000 | CN2365754Y Ultrasmall large power relays |
| 02/16/2000 | EP0979549A1 Electromechanical switching device |
| 02/16/2000 | EP0865660B1 Switchgear control apparatus |
| 02/16/2000 | CN2364545Y Subminiature medium power relay |
| 02/08/2000 | US6023228 Method and apparatus for checking electrical drive mechanisms |
| 02/08/2000 | US6023110 Switching equipment |
| 02/02/2000 | CN2362236Y Remote-control switch device for domestic electrical equipment |
| 01/26/2000 | EP0974993A2 Electrical switchgear with synchronous control system and actuator |
| 01/26/2000 | CN2360931Y A.C./d.c controllable triggering contactor |
| 01/26/2000 | CN2360930Y Combined electrical control switch for heating rice cooking vehicle |
| 01/25/2000 | US6017017 Process and apparatus for the recognition of the state of a solenoid valve |
| 01/12/2000 | CN1241288A Reduced tensioning time for electronically controlled switch contactors |
| 01/12/2000 | CN1241012A Electrical switchgear with synchronous control system and actuator |
| 01/05/2000 | CN2357408Y DC contactor |
| 01/04/2000 | US6011325 Rotary switch with redundant contacts |
| 01/04/2000 | CA2080522C Apparatus for the determination of the state of an instrument, especially the open and the closed state of an electrical appliance with ancillary contacts |
| 12/22/1999 | EP0965140A1 Current-controlled output stage for electromagnetic actuators |
| 12/15/1999 | EP0963596A1 Electro-mechanical switching device |
| 12/15/1999 | EP0963594A1 Modular safety switch |
| 12/15/1999 | EP0963593A1 Motor drive |
| 12/09/1999 | WO1999063561A2 Device for safely disconnecting an electrical load with especially high inductivity from an electrical dc-voltage supply |
| 12/09/1999 | CA2333483A1 Device for safely disconnecting an electrical load |
| 12/08/1999 | CN2353039Y Connector energy saving device |
| 12/07/1999 | US5999418 Control device for an electromagnet coil |
| 12/07/1999 | US5999396 Circuit for driving a contactor |
| 12/07/1999 | US5999395 Monitoring circuit for a constant monitoring of a plurality of signal inputs |
| 12/07/1999 | US5998950 Garage door operator safety apparatus |
| 12/01/1999 | CN2351831Y AC contactor without holding current |
| 12/01/1999 | CN2351830Y Double state controlling relay |
| 12/01/1999 | CN2351829Y Efficient energy-saving AC contactor |
| 12/01/1999 | CN1237268A Controller for relay |
| 11/24/1999 | EP0959238A2 Drive circuit |
| 11/24/1999 | CN2350862Y Arcless AC contactor |
| 11/23/1999 | US5991144 Circuit for tripping breaker |
| 11/17/1999 | CN1046591C Driving circuit of electromagnetic switch |
| 11/16/1999 | US5986896 Programmable controller having a system for reducing energy consumption of relay outputs |
| 11/11/1999 | WO1999047905A3 Handheld sensing apparatus |
| 11/10/1999 | EP0954894A1 Reverse battery protecting device for the on-board electric network of a vehicle |
| 11/10/1999 | CN2348514Y Mains switch for domestic electrical equipment |
| 11/10/1999 | CN1234721A Electronic component |
| 11/09/1999 | US5982605 Solenoid driver circuit for use with digital magnetic latching solenoids |
| 11/03/1999 | CN2347295Y Electricity saving protector of a. c. contactor |
| 11/03/1999 | CN2347264Y Electricity saving a. c. contactor |
| 11/03/1999 | CN2347263Y Special control button for a. c. contactor |
| 11/02/1999 | US5978201 Design for solenoid driving circuit based on regulations of current ripple and solenoid effective time constant for driving keys of a player piano |
| 11/02/1999 | US5975057 Fuel injector control circuit and system with boost and battery switching, and method therefor |