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