Patents
Patents for H02H 5 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection (5,568)
11/2005
11/10/2005WO2005106336A1 A device for controlled supply of current to an electrically driven unit
11/10/2005US20050248895 System and method for determining thermal shutdown characteristics
11/10/2005US20050248890 Apparatus for powering electric motors
11/09/2005EP1593983A1 Method of and apparatus for locating an insulation fault in an unearthed alternating voltage network
11/08/2005US6963477 Overheat protection circuit
11/03/2005US20050243491 Multi-function power monitor and circuit protector
11/03/2005US20050243485 Leakage current detection interrupter with open neutral detection
11/03/2005DE10356089B4 Schaltungsanordnung und Verfahren zum Steuern eines induktiven Verbrauchers Circuit arrangement and method for controlling an inductive load
11/03/2005DE102004018578A1 Verfahren und Vorrichtung zur Erfassung eines Verschmutzungsgrades eines betriebenen Umrichtergerätes Method and apparatus for detecting a degree of contamination of an operational converter
10/2005
10/27/2005WO2005101431A1 Method and device for detecting the degree of pollution in an operational converter
10/27/2005US20050237689 Method and device for protecting an electronic component
10/27/2005DE10017837B4 Vorrichtung zur Netzfreischaltung Device for mains isolation
10/26/2005EP1589651A1 Apparatus for powering electric motors
10/26/2005EP1589345A1 Method of an apparatus for locating an insulation fault in an unearthed alternating voltage network
10/26/2005CA2504917A1 Leakage current detection interrupter with open neutral detection
10/13/2005US20050225909 Leakage monitoring system
10/13/2005US20050225421 Secondary battery with protective circuit
10/12/2005CN1680821A Leakage monitoring system
10/06/2005DE19832558B4 Halbleiteranordnung mit mindestens einem Halbleiterchip A semiconductor device comprising at least a semiconductor chip
10/06/2005DE102004013805A1 Anordnung zur Erfassung von lokal auftretenden Übertemperaturen The device for detection of locally occurring over temperatures
10/06/2005DE102004011222A1 Checking method for an electric connection in an electric motor driving a scroll compressor records temperatures during the scroll compressor's operation
10/05/2005EP1581990A1 A self contained monitoring circuit and an electrical appliance incorporating such circuit
10/05/2005CN2731799Y Intelligent multifunction fire-fighting linkage switch controller
09/2005
09/29/2005WO2005089878A1 A method and device for managing the ventilation device in the electronic apparatus
09/29/2005WO2005074088A3 Environmental fuse
09/29/2005DE202004008137U1 Elektronisches Relais Electronic relay
09/28/2005EP1580860A1 A radiofrequency system for the protection from electric shock hazard
09/28/2005CN2729983Y Remote control electrical shock circuit breaker
09/28/2005CN1673915A Management method and apparatus for ventilating device in electronic equipment
09/22/2005US20050207186 Radiation tolerant electrical component with non-radiation hardened fet
09/22/2005US20050207081 System for remotely controlling energy distribution at local sites
09/22/2005US20050206347 Power supply apparatus
09/21/2005EP1577918A2 Device for detecting locally appearing overtemperatures
09/21/2005CN2727860Y Vehicle black box having data protection function
09/21/2005CN1219642C Ink-jet printer ink-ejecting unit open circuit and short circuit testing process and apparatus
09/20/2005US6947271 Resettable overcurrent protective power port with built-in trip adjustment
09/20/2005US6947266 Power protection device
09/15/2005WO2005053993A3 Vehicle electrical protection device and system employing same
09/15/2005DE102004008026A1 Transformatoren-Schutzrelais Transformer protection relay
09/14/2005CN2726193Y Valve torque limiting electric apparatus
09/14/2005CN2725962Y Multifunctional electrothermic blanket controller
09/14/2005CN1669198A Method and apparatus for monitoring a technical installation, especially for carrying out diagnosis
09/14/2005CN1669118A Method of protecting semiconductor device and protection apparatus for semiconductor device using the same
09/08/2005US20050195547 Structure of safety power adapter
09/07/2005CN2724291Y Intelligent inverse power source
09/01/2005WO2005081276A1 Safety device and overcurrent cut-off system using same
09/01/2005US20050190519 Vehicle electrical protection device and system employing same
09/01/2005US20050190518 Current detection circuit and protection circuit
08/2005
08/31/2005CN1663092A Multiple load protection and control device
08/31/2005CN1661379A Current detection circuit and protection circuit
08/30/2005US6936982 Device for actuating a plurality of electric motors
08/25/2005DE10132752B4 Verfahren und Vorrichtung zum Schutz eines Leiters bei Auftreten eines Lichtbogens Method and apparatus for protecting a conductor in an electric arc occurrence
08/24/2005EP1566874A2 Transformer protection relay
08/23/2005US6934135 Disk drive monitoring a supply current to protect motor driver circuits
08/18/2005US20050180079 More compact and higher reliability power supply module
08/18/2005DE102004041008A1 Electrical supply network with short-, open-circuit detection for motor vehicle on-board electrical system has supply line system with detection line system connected to detector circuit at one end, terminating element at further end(s)
08/11/2005WO2005074088A2 Environmental fuse
08/11/2005DE10361884B3 Vorrichtung und Verfahren zur Überwachung eines Gasvolumens in einer mit Flüssigkeit befüllten Anlage Apparatus and method for monitoring a volume of gas in a liquid-filled system
08/10/2005CN2717085Y Temperature monitoring apparatus
08/10/2005CN1652423A Digitallisation implementing method for ac motor heat overload protection
08/09/2005US6927962 Submergence-responsive switching member driving circuit
08/09/2005US6927960 Circuit protection device
08/09/2005US6927369 Heating device having a flexible heating body
07/2005
07/28/2005US20050162135 Alternator system with temperature protected voltage regulator
07/28/2005DE19741780B4 Verfahren zur Erkennung von Leitungsbrüchen bei einem induktiven Sensor Method for detecting cable breaks in an inductive sensor
07/28/2005DE102004018918B3 Process for locating information errors in insulated ungrounded alternating voltage networks comprises determining the temporary progression of network disturbances for each network loss when the testing voltage generator is switched off
07/22/2005CA2455665A1 Safety shut-off system
07/19/2005US6919733 Electronic component production method and burn-in apparatus
07/13/2005EP1553422A1 Electric supply system including short-circuit and interrupt detection for vehicle power systems
07/12/2005US6917505 Secondary batteries having a protective circuit
07/07/2005US20050146825 Integrated battery fusing device
07/07/2005US20050146824 Active Safety Circuit with Loads Protected by Solid State Relays
07/06/2005EP1551088A1 Secondary battery with protective circuit
07/06/2005CN2708350Y A controller for digital display flexible electric heater
06/2005
06/30/2005WO2005059483A1 Device and method for monitoring a gas volume in a unit filled with liquid
06/30/2005DE10356089A1 Schaltungsanordnung und Verfahren zum Steuern eines induktiven Verbrauchers Circuit arrangement and method for controlling an inductive load
06/30/2005CA2550031A1 Device and method for monitoring a gas volume in a unit filled with liquid
06/29/2005CN1632996A An intelligent transformer operating and controlling device and its use
06/23/2005US20050134232 Battery pack
06/22/2005EP1543596A1 Method and apparatus for monitoring a technical installation, especially for carrying out diagnosis
06/22/2005CN1630130A Battery pack
06/16/2005WO2005055387A1 Circuit system and method for controlling an inductive consumer
06/16/2005WO2005053993A2 Vehicle electrical protection device and system employing same
06/16/2005US20050128661 Method and device for protecting a conductor when an electric arc is produced
06/14/2005US6906901 Cooling apparatus for integrated circuit
06/14/2005US6906900 Structure and method of thermally protecting power devices for airbag deployment
06/14/2005CA2298308C Improved coaxial cable protection device
06/09/2005WO2005029646A3 Battery cable with provisions for integral circuit protection
06/08/2005EP1537647A1 Temperature monitoring of parallel-connected inverter modules
06/08/2005CN2704149Y Electronic circuit water-proofing device
06/08/2005CN2703902Y Anti-reversion apparatus of transformer oil pump
06/02/2005US20050116814 Intelligent power management control system
06/02/2005DE4447145B4 Verfahren und Einrichtung zur Temperaturüberwachung bei Universalmotoren Method and apparatus for monitoring the temperature at Universal Motors
06/02/2005DE10348789A1 Electrical device, especially electrical machine, has safety device with several temperature sensors, at least one on heat-generating device and one on carrier, evaluation device that combines sensor values and compares with specified value
05/2005
05/26/2005WO2005048660A1 Thermal protection for lamp ballasts
05/25/2005EP1046206A4 Fault sensing wire and alarm apparatus
05/24/2005US6897783 Electrical injury protection system using radio frequency transmission
05/19/2005WO2005046042A1 Protecting device for an electric motor
05/19/2005WO2005046017A1 Overheat protection device and electrical system having same
05/12/2005US20050099142 Thermal protection for lamp ballasts
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