| 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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| 04/27/1995 | DE4336328A1 Method and circuit arrangement for driving a bistable relay |
| 04/26/1995 | EP0650177A1 Method of driving parallel arranged relays |
| 04/26/1995 | EP0650002A1 Self-holding type solenoid valves |
| 04/26/1995 | CN2195794Y AC contactor |
| 04/25/1995 | US5410187 Output circuit for controlling a relay which has capability for operating with wide range of input voltages |
| 04/19/1995 | CA2130219A1 Low-power relay operating circuit |
| 04/11/1995 | US5406442 Solid state relay |
| 04/11/1995 | US5406440 Soft-closure electrical contactor |
| 04/11/1995 | US5406439 Control circuit controlling switching |
| 04/05/1995 | EP0646077A1 Circuitry for monitoring an inductive circuit. |
| 04/04/1995 | US5404303 Solenoid current driver circuit |
| 03/28/1995 | US5402303 Remotely-powdered and remotely-addressed zero-standby-current energy-accumulating high-power solenoid drivers, particularly for systems that are micropowered |
| 03/28/1995 | US5402302 Supply circuit for electromagnetic relays |
| 03/22/1995 | EP0605496A4 Area light switch. |
| 03/22/1995 | CN1027996C Magnetic synchronous conversion electromagnetic apparatus |
| 03/15/1995 | CN2192077Y AC contact shakeproof energy-saving apparatus |
| 03/07/1995 | CA1334679C Light-sensitive switch structure and method with inverse off/on ratio |
| 02/28/1995 | US5394291 Relay energizing circuit |
| 02/28/1995 | US5394018 Microprocessor based electrical apparatrus with false AC input rejection |
| 02/15/1995 | CN2189782Y Life-prolonging elctricity-saving device for AC relay equipment |
| 02/08/1995 | EP0637401A1 Two relay switching circuit for fluorescent lighting controller. |
| 02/02/1995 | DE4325578A1 Switching device for an electromagnet |
| 01/25/1995 | CN2188241Y Silent power-saving ac contactor |
| 01/19/1995 | WO1995002254A1 Improvements in and relating to electromechanical relays |
| 01/19/1995 | CA2141848A1 Improvements in and relating to electromechanical relays |
| 01/11/1995 | CN2187332Y AC contactor |
| 01/10/1995 | US5381297 System and method for operating high speed solenoid actuated devices |
| 01/10/1995 | US5381121 Remote controlled overload protective switch |
| 01/05/1995 | WO1995000966A1 Switching contactor driving circuitry |
| 01/05/1995 | WO1995000960A1 A system and method for operating high speed solenoid actuated devices |
| 01/04/1995 | CN2186954Y Electromagnetic drag mechanism |
| 12/22/1994 | WO1994029557A1 Garage-door drive unit with safety monitoring system |
| 12/20/1994 | US5375027 Fail safe cartridge fire unit |
| 12/20/1994 | US5374922 Device for determining the state of an apparatus, and in particular the open or closed state of an electrical apparatus by means of auxiliary contacts |
| 12/20/1994 | US5374793 Acceleration sensor |
| 12/20/1994 | US5373705 Defrost cycle controller |
| 12/15/1994 | DE4335415C1 Circuit arrangement and method for driving a load, preferably a relay device, having a two-wire switch |
| 12/14/1994 | CN2185470Y Sound-and heat-removing electricity saver |
| 12/13/1994 | US5373411 Remote control circuit breaker system |
| 12/07/1994 | EP0627753A1 Operation control device for a contactor |
| 12/06/1994 | US5369962 Refrigeration system configuration |
| 11/24/1994 | DE4315991A1 Emergency off current loop |
| 11/23/1994 | CN2183611Y High-reliability energy-saving noise-removing operator |
| 11/17/1994 | EP0624892A1 Remote control interrupter equipped with a delayed switching system |
| 11/17/1994 | EP0624750A1 Device for branching and logically combining a plurality of pairs of switching elements |
| 11/16/1994 | CN1026638C Magnetic synchronous change-over electricity-saving coil |
| 11/15/1994 | US5363669 Defrost cycle controller |
| 11/15/1994 | US5363667 Refrigerator control circuit with relay operation checking |
| 11/09/1994 | EP0623943A1 Relay terminal array with malfunction detection and transmission functions |
| 11/09/1994 | CN2182451Y Alternating current control box adapted for DW15 breaker |
| 11/09/1994 | CN2182450Y Direct-current exciter |
| 11/03/1994 | DE4314009A1 Circuit |
| 11/02/1994 | EP0622536A2 Electronic fuel injector driver circuit |
| 11/02/1994 | CN2181748Y Micro-watt consumption AC contactor |
| 10/31/1994 | CA2122217A1 Electronic fuel injector driver circuit |
| 10/26/1994 | EP0621659A1 Hysteresis in a circuit for sensing presence of a plug |
| 10/26/1994 | CN2181082Y Energy-saving and phase-loss ac contactor |
| 10/26/1994 | CN2181081Y High-effect energy-saving ac contactor |
| 10/26/1994 | CN2181080Y Electricity-saving button |
| 10/26/1994 | CN2181079Y Reverseble electronic delay, link-locking device for contactor |
| 10/25/1994 | US5359486 Method and circuit for synchronization of relay operation |
| 10/25/1994 | US5359309 Multiple pole solenoid using simultaneously energized AC and DC coils |
| 10/20/1994 | DE4337665C1 Contactor safety combination |
| 10/20/1994 | DE4332995C1 Method for driving relays which are arranged in parallel |
| 10/18/1994 | CA2032340C Acceleration detecting system |
| 10/05/1994 | CN2178937Y Magnetic-synchro changing electromagnetic device |
| 09/29/1994 | DE4410819A1 Circuit arrangement for operation of a relay |
| 09/28/1994 | EP0617443A1 Method and circuit for synchronization of relay operation |
| 09/28/1994 | CN1092901A DC electromagnetic unit |
| 09/22/1994 | DE4409010A1 Electromagnetic switching device |
| 09/21/1994 | EP0616346A1 Current detection unit and relay terminal array |
| 09/21/1994 | EP0616272A1 Circuit for suppressing the bouncing effects during closing and opening of a contact in a watch |
| 09/14/1994 | EP0615267A1 Circuit for testing switch- or relay contacts |
| 09/14/1994 | CN2177287Y Delay switch |
| 09/13/1994 | US5347421 Law energy solenoid energizer |
| 09/13/1994 | US5347420 Electrically operated control device and system for an appliance and method of operating the same |
| 09/07/1994 | EP0614206A1 Feedback of relay status |
| 09/06/1994 | US5345360 Control circuit controlling switching of a latching relay |
| 09/01/1994 | WO1994019816A1 Two relay switching circuit for fluorescent lighting controller |
| 08/30/1994 | US5343351 Starter motor protection circuit with relay protection |
| 08/30/1994 | US5343193 Matrix switcher apparatus |
| 08/26/1994 | CA2116405A1 Electronic interlock for electromagnetic contactor |
| 08/23/1994 | US5341282 Circuit for detecting short-circuiting of inductive load drive devices |
| 08/17/1994 | CN2174777Y Automatic detecting controlling device for main output used at day and night |
| 08/17/1994 | CN1025702C Small universal electromagnet operated at wide voltage range |
| 08/16/1994 | CA2005183C Relay driving circuit for a latch-in relay |
| 08/10/1994 | CN2174004Y Silencing, lightning guard, overvoltage and electric leakage protector |
| 08/04/1994 | WO1994017544A1 Latching relay control circuit |
| 08/03/1994 | EP0608477A2 Semiconductor relay |
| 08/03/1994 | CN2173455Y Explosion-proof magnetic force stator |
| 07/28/1994 | DE4311871C1 Load-switching relay circuit esp. for hospital-ward calling lamps |
| 07/27/1994 | CN2172910Y Power-saving device for AC contactor |
| 07/13/1994 | EP0605496A1 Integrity ensuring device and method, in particular for a light barrier |
| 07/13/1994 | EP0437447B1 A switching circuit |
| 07/13/1994 | EP0293420B1 Power supply associated with ac line relay switch |
| 07/07/1994 | WO1994015093A1 Actuating relay for starting devices |
| 07/07/1994 | DE4244121A1 Circuit arrangement with electromagnetic relay for use in vehicles |
| 07/06/1994 | CN2171155Y Electricity-saving switch for integrated circuit |
| 06/28/1994 | US5325315 Process for auto calibration of a microprocessor based overcurrent protective device and apparatus |
| 06/22/1994 | EP0602452A1 Security device with microprocessor |