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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06/04/2003 | EP1196311B1 Device for actuating electric functional elements |
06/04/2003 | CN1421991A Start relay for voltage control of induction motor |
06/04/2003 | CN1421827A Control switch unit for anti-theft alarm |
05/28/2003 | EP1315279A2 Voltage-controlled starting relay for induction motor |
05/27/2003 | US6570272 Safety switching device for connection and safe disconnection of an electrical load, in particular an electrically driven machine |
05/22/2003 | WO2003043141A1 Illuminating apparatus comprising a device for protection against electric discharges and method for protection against electric discharges in lighted lamps |
05/22/2003 | US20030094858 Electronic timers using supercapacitors |
05/22/2003 | US20030094856 Self-powered trainable switching network |
05/21/2003 | EP1312099A1 Self-powered switching device |
05/21/2003 | EP1037715B1 Auto shut-off glue gun |
05/20/2003 | US6567251 Electrostatic discharge protection of electrically-inactive components |
05/15/2003 | WO2003041237A2 Device for controlling an electrical load and control unit |
05/15/2003 | US20030090847 Power circuit device for vehicles and control method thereof |
05/14/2003 | CN1417825A Electronic timer with super condenser and its timing method |
05/08/2003 | US20030085784 Relay |
05/08/2003 | US20030085623 Transfer relay for computer based equipment |
05/07/2003 | EP1308976A1 Relay |
05/07/2003 | EP1308975A1 Apparatus for detecting abnormality of relay |
05/07/2003 | EP1307894A1 Safety switch for safely switching off an electric consumer, especially an electrically driven machine |
05/07/2003 | EP1307793A2 Method for operating a safety switching device and a safety switching device |
05/07/2003 | CN2549582Y Power saver of A.C. contactor |
05/07/2003 | CN2549581Y Non-arc mercury switch with less power consumption and control circuit |
05/02/2003 | EP1306955A2 Mobile high voltage network |
05/01/2003 | US20030080746 Apparatus for detecting abnormality of relay |
04/29/2003 | US6556413 Method of providing electrical current to a contactor circuit |
04/24/2003 | DE10146753C1 Sicherheitsschaltvorrichtung zum sicheren Abschalten eines elektrischen Verbrauchers Safety switching device for safe disconnection of an electrical load |
04/16/2003 | CN2545695Y Three-section operation AC energy-saving noiseless electromagnet |
04/16/2003 | CN2545694Y AC contactor |
04/15/2003 | US6548996 Optimized on/off control circuit |
04/10/2003 | WO2003030198A1 Safety switch device for safe disconnection of an electric consumer |
04/10/2003 | US20030067372 Electromagnetic relay |
04/09/2003 | EP1300863A2 Electromagnetic relay |
04/09/2003 | EP1300862A1 Electronic apparatus for controlling a contactor |
04/09/2003 | CN2544409Y Combined relay |
04/03/2003 | US20030063418 Relay socket with leakage current suppression |
04/02/2003 | EP1298689A2 Arrangement for monitoring motor starters |
04/02/2003 | CN2543196Y Electromagnetic mechanism for two AC contactors |
04/02/2003 | CN1407575A Self-control air fan with timing delay |
03/27/2003 | US20030058623 Modular safety switching device system |
03/27/2003 | US20030058602 Safety switching device module arrangement |
03/27/2003 | US20030058070 System and method for latching magnetic operator device |
03/27/2003 | US20030057069 Safety switching apparatus having a first and a second input switch and method of manufacturing the same |
03/26/2003 | CN1406389A Electromagnetic switching device, in particular a contactor |
03/20/2003 | WO2002103729A3 Power supply method for electrical equipment |
03/19/2003 | CN2540682Y Relay without power dissipation |
03/19/2003 | CN1404089A Combined relay |
03/12/2003 | EP1291256A2 Method and control system for operating a magnetic valve for pneumatic brake cylinders |
03/12/2003 | EP1290704A1 Method for operating an electromagnetic switching device and electromagnetic switching device |
03/12/2003 | CN1402878A Electromagnetic switchgear comprising controlled drive, corresponding method and circuit |
03/06/2003 | US20030042796 Automatic power outlets |
03/06/2003 | DE20116400U1 Overload protection for an electric motor using a controlled power relay circuit |
03/05/2003 | CN2539272Y Auto-controlled ac contactor |
03/05/2003 | CN2539271Y AC starter suitable for starting high voltage drop |
02/27/2003 | WO2003017308A1 Electromagnet arrangement for a switch |
02/27/2003 | WO2003016932A1 Built-in test system for aircraft indication switches |
02/27/2003 | WO2003015996A1 Method for judging communication state in a control system of linked joints |
02/20/2003 | WO2003015113A1 Charging dispenser for a thin web |
02/19/2003 | EP1284006A1 Protective circuit for a breaker gap |
02/19/2003 | EP1212770B1 Control system for an electromagnetic switching device and electromagnetic switching device corresponding thereto |
02/19/2003 | CN2537116Y Digital timing relay |
02/19/2003 | CN1397971A Micrpower non-arc switch and control circuit |
02/18/2003 | US6522026 Device for actuating electric functional elements |
02/13/2003 | US20030030518 Bus controlled relays |
02/12/2003 | EP1145418B1 Twin configuration for increased life time in touch mode electrostatic actuators |
02/11/2003 | US6518764 Relay driving apparatus |
02/06/2003 | US20030026057 Charging dispenser for a thin web |
02/06/2003 | US20030025515 Built-in test system for aircraft indication switches |
02/04/2003 | US6515265 Microwave oven in which rush current to high voltage transformer is suppressed |
01/30/2003 | WO2002099446B1 Method and apparatus for controlling a magnetically actuated power switching device |
01/30/2003 | US20030020574 Electromagnetic relay |
01/30/2003 | US20030020573 Electromagnetic relay |
01/30/2003 | US20030020572 Electromagnetic relay |
01/23/2003 | WO2003007317A1 Method for solenoid control |
01/23/2003 | US20030016105 Electromagnetic switching device, in particular a contactor |
01/23/2003 | DE20217689U1 Wireless remote control arrangement, e.g. for domestic appliances, uses mobile phone radio signal and receiver with time delay-actuated relay to switch loads |
01/23/2003 | CA2453553A1 Method for solenoid control |
01/22/2003 | EP1277378A1 Safety switching device module arrangement |
01/22/2003 | EP1277011A1 Modular safety switchgear system |
01/22/2003 | CN1099684C Electromagnetic drive apparatus |
01/16/2003 | US20030011250 Safety switching device and system of safety switching devices |
01/15/2003 | CN2531517Y Limit change-over power-saving life-prolonging coil |
01/14/2003 | US6507468 Controller for heat engineering installations |
01/14/2003 | US6507255 Remotely controllable circuit breaker |
01/09/2003 | US20030007305 Relay fusion detector for electrically driven vehicles |
01/09/2003 | DE20217135U1 Radio receiver for remote control system, operates relays with time delay switching of loads |
01/08/2003 | EP1273500A1 Relay control |
01/08/2003 | CN2530343Y On-before-off relay |
01/08/2003 | CN2530342Y Dynamic relay |
01/08/2003 | CN2530341Y Dynamic relay |
01/07/2003 | US6504698 Standard control device of a circuit breaker opening or closing electromagnet |
01/07/2003 | CA2276586C Electrical switchgear with synchronous control system and actuator |
01/02/2003 | EP1269799A1 Sequential control circuit |
01/02/2003 | EP1269595A1 Device for the disconnection and connection of a load |
12/31/2002 | US6501635 Quick-action mechanical switching point |
12/31/2002 | US6501195 Device for controlling power distribution to subsystems |
12/27/2002 | WO2002103729A2 Power supply method for electrical equipment |
12/26/2002 | US20020195883 Remotely actuated, circuit testing emergency stop apparatus and method |
12/25/2002 | CN1387211A Solderless contact system for electromagnetic contactor |
12/19/2002 | US20020191424 Method for providing current by means of an inductive component |
12/18/2002 | EP1166305B1 Circuit provided with a protective function |