Patents
Patents for H02H 7 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions (32,726)
08/2006
08/24/2006WO2006086957A1 Method and device for closing a vehicle opening with pinch-protection monitoring
08/24/2006WO2006086956A1 Roof system for vehicles, comprising a sealing element
08/24/2006WO2006086885A1 Stored magnetic energy discharge apparatus for a generator field coil
08/24/2006US20060187688 Switching power supply apparatus
08/24/2006US20060187593 Turbine energy generating system
08/24/2006US20060187023 PLC breaker bridge
08/24/2006US20060186863 Method and apparatus for controlling on-vehicle generator
08/24/2006US20060186862 Electric power generation control apparatus
08/24/2006US20060186844 Movable barrier operator
08/24/2006US20060186682 Power fold mirror control circuit and method
08/24/2006DE102005059603A1 Vorrichtung zum Treiben eines bürstenlosen Gleichstrommotors An apparatus for driving a brushless DC motor
08/24/2006DE102005006100A1 Protection circuit e.g. overvoltage protection circuit, for protecting electronic circuit arrangement in motor vehicle, has fuse unit and circuit formed such that separation of arrangement from power supply unit is accomplished
08/24/2006DE102005003682A1 Schutzschaltung in einem Stromversorgungseingang einer elektrischen Einrichtung und Verwendung einer Schutzschaltung Protection circuit in a power supply input and an electrical device using a protection circuit
08/23/2006CN2810027Y Intelligent energy-saving motor control cabinet
08/23/2006CN2810002Y 格栅保护器 Grille protector
08/23/2006CN1823460A A protection system for medium-voltage potential transformers
08/23/2006CN1822468A Method for preventing error charging for charger automatic judging charging storage battary voltage
08/23/2006CN1822463A Fake battery detecting device of mobile communication terminal
08/23/2006CN1822462A A method and an apparatus for supervising the operation of current transformers
08/23/2006CN1821578A Compressor diagnostic system
08/23/2006CN1821577A 压缩机诊断系统 Compressor diagnostic system
08/23/2006CN1271777C Power supply capable of protecting circuit of electric apparatus
08/22/2006US7095632 Dc/ac conversion device and ac power supply method
08/22/2006US7095598 Fault detection apparatus and method
08/22/2006US7095597 Distributed static var compensation (DSVC) system for wind and water turbine applications
08/22/2006US7095235 Monitoring device, electrical machine tool, current supply device, and associated method of operation
08/22/2006US7095206 Switched reluctance motor control with partially disabled operation capability
08/22/2006US7095139 Transformer inrush current elimination system
08/22/2006US7095134 Error recognition for power ring
08/22/2006US7095132 Wind turbine generator system
08/22/2006CA2537063A1 A method and an apparatus for supervising the operation of current transformers
08/17/2006US20060181822 Transient voltage clamping circuit
08/17/2006US20060181819 Electric power steering device
08/17/2006US20060181818 Generator with integrated powerswitch
08/17/2006US20060181248 Vehicular electric generation control apparatus and related method of detecting electric generation status
08/17/2006US20060181234 Automatic sensing of safe-operation sensor apparatus and method
08/17/2006US20060181227 Protective and measure device for multiple cold cathode fluorescent lamps
08/17/2006DE102005004716A1 Air gap width monitoring device for use in direct current machine, has receiver detecting laser beam reflected by rotor and/or collector, and connected to evaluating unit for producing disabling signal for machine
08/17/2006DE102004013925B4 Verfahren und Vorrichtung zum Schutz einer von einer Steuereinrichtung gesteuerten Schaltvorrichtung Method and apparatus for the protection of a controlled switching device by a control device
08/16/2006EP1691379A2 Coaxial surge arrester
08/16/2006CN1820142A Method of controlling wind turbine connected to electric utility grid during malfunction therein, control system, wind turbine and family hereof
08/16/2006CN1819388A Microcomputer protector of current mutual inductor
08/16/2006CN1819387A Inspecting circuit and method for switching power-supply outputting voltage
08/16/2006CN1819386A Intelligent motor protector
08/16/2006CN1818516A Connecting package for refrigerator compressor
08/16/2006CN1270422C Switching method for an electromagnetic switching device and an electromagnetic device corresponding thereto
08/15/2006US7092262 System and method for pre-charging the DC bus of a utility connected power converter
08/15/2006US7092260 Short-circuiting rectifier for a switched-mode power supply
08/15/2006US7092226 Constant-voltage power supply circuit
08/15/2006US7091633 Current-limiting logic interface circuit
08/10/2006WO2006083470A1 A control technique for limiting the current of an induction machine drive system
08/10/2006WO2006083334A1 Active current surge limiters
08/10/2006WO2006082137A1 Method for monitoring the temperature of at least one bearing of an electric machine, corresponding monitoring device and electric machine comprising such a monitoring device
08/10/2006US20060176636 Electrical fuse circuits and methods of forming the same
08/10/2006US20060176624 Electronic circuit
08/10/2006US20060176132 Quench protection circuit for a superconducting magnet
08/10/2006DE10255110B4 Schaltleistungsversorgungseinheit Switching power supply unit
08/10/2006CA2596362A1 Active current surge limiters
08/09/2006CN2805215Y Digital control protector for isolation type soft starter used in mine
08/09/2006CN2805176Y Electric propulisive unit for house-vehicle
08/09/2006CN2805175Y Device for indicating work of electric motor
08/09/2006CN2805174Y AC contacting device
08/09/2006CN2803825Y Multifunction auto starting power source
08/09/2006CN1816954A Device and method for protecting an electric machine
08/09/2006CN1815871A DC brush-less motor driving device without hull assembly
08/09/2006CN1815867A Switch power-supply device
08/09/2006CN1815858A Built-in controller electric vehicle DC brush-less motor
08/09/2006CN1815838A Multi-threshold over-curreut protection system and method for switch powersupply converter
08/09/2006CN1815837A Transforming-rectifying substation monitoring system
08/09/2006CN1269281C Battery protection circuit
08/09/2006CN1269280C Parallel power supply device with over voltage protection function
08/08/2006US7088083 Switching regulator
08/08/2006US7086495 Transmission-ratio-varying steering apparatus
08/03/2006WO2006079422A1 Protective circuit in a power supply inlet of an electric device and use of said protective circuit
08/03/2006WO2005079430A3 Versatile and intelligent power controller
08/03/2006DE4141837B4 Vorrichtung zur Regelung eines Generators Device for regulating a generator
08/03/2006DE20321134U1 Elektronische Vorrichtung zum Steuern und Antreiben einer Pumpe für Haushaltsgeräte Electronic device for controlling and driving a pump for household appliances
08/03/2006DE102005060016A1 Verfahren zum Verifizieren von Fehlern von intelligenten Batterien durch Messen der Eingangs-Ladespannung und zugeordnete Systeme Method for verifying defects of intelligent batteries by measuring the charging voltage input and associated systems
08/02/2006CN2802802Y Movable automatic control distribution trolley
08/02/2006CN1812217A Motor controlling protector
08/02/2006CN1812087A Battery protection ic chip
08/01/2006US7085116 Overload current protection device using magnetic impedance element
08/01/2006US7084638 Intermediate circuit capacitor short-circuit monitoring
08/01/2006US7084610 Alternator rectifier
08/01/2006US7084609 Alternator controlled rectifier
08/01/2006US7084594 Motor drive control apparatus and method having motor current limit function upon motor lock
08/01/2006US7084525 Power system to transfer power between a plurality of power sources
07/2006
07/27/2006US20060164768 Protection circuit
07/27/2006US20060164767 Brushless DC motor drive apparatus
07/27/2006US20060164223 Automatic on/off switch for vehicle power outlets
07/27/2006US20060164102 Intermediate circuit capacitor short-circuit monitoring
07/27/2006US20060164046 Systems and method for boosting output of an alternator
07/27/2006US20060164045 Power system stabilizer providing excitation limiter functions
07/27/2006US20060163881 Method for operating a wind power plant and method for operating it
07/27/2006DE19963450B4 Stromversorgungssystem für Batterie-betriebene Vorrichtungen Power supply system for battery-powered devices
07/27/2006DE102005002490A1 Motor vehicle electrical system switching device, has charging and discharging unit to charge and discharge electrical components of vehicle electrical system and switched before closing or after opening of isolating switch
07/26/2006CN2800632Y Induction protection motor
07/26/2006CN2800615Y Fan protector control circuit of automobile water tank
07/26/2006CN2800614Y Automatic protection switch of submersible motor pump, electromotor phase-failure
07/26/2006CN2800613Y Submersible motor pump, electromotor phase-failure, overcurrent automatic protection switch