Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437)
12/2010
12/22/2010CN1758824B Emergency light element having a digital addressable control interface
12/22/2010CN101926070A Systems for and methods of controlling operation of UPS
12/22/2010CN101924518A Three-phase frequency-variable energy-saving device for water pump
12/22/2010CN101924392A Bipolar automatic power control method of high-voltage direct-current transmission
12/22/2010CN101924390A Method for preventing power failure of server cabinet system
12/22/2010CN101923331A Multi-point-position radio-frequency communication detecting controller
12/22/2010CN101922673A Transmitting and illuminating device of concave-convex curved surface retroreflector for automatically tracking sunshine
12/22/2010CN101521410B Method and device for power failure safeguard
12/22/2010CN101465560B Method for rapidly switching power supply
12/22/2010CN101159385B Veneer power source backup method and system
12/16/2010US20100314944 Input and output power modules configured to provide selective power to an uninterruptible power supply
12/16/2010DE202010011567U1 Mobile Stromtankstelle Mobile Charging Station
12/15/2010EP2260571A1 Intrinsically balanced direct current uninterruptible power supply
12/15/2010EP2260563A1 Electrical appliance monitoring systems
12/15/2010EP2260562A1 Hot-swappable battery retrofit module
12/15/2010CN201674418U Intelligent power supply converter and back-up power supply system
12/15/2010CN201674277U Power management power supply module for electronic electric energy meter
12/15/2010CN201674276U Mixed direct current power supply system for large-scale LED display screen
12/15/2010CN201674275U Double-power-source automatic switching loop
12/15/2010CN201674274U Automatic control circuit of cooling fan
12/15/2010CN201674273U 自动转换开关控制器 Automatic transfer switch controller
12/15/2010CN201674272U Quick switching device for stand-by power supply
12/15/2010CN201674271U Special electricity saving device for injection molding oil pump motor
12/15/2010CN201674270U Agricultural vehicle start converting device
12/15/2010CN201674269U Rotating speed and power emergency controller of digging machine
12/15/2010CN201673862U Intelligent permanent magnetic alternating current contactor controlled by weak magnet
12/15/2010CN201672617U Light, electric and geothermal integrated air conditioning system device
12/15/2010CN201672429U LED illuminating system with emergency power supply
12/15/2010CN201672423U LED luminous module capable of delaying illumination
12/15/2010CN201672384U Novel energy-saving street lamp
12/15/2010CN101917155A Power station excitation fan control system
12/15/2010CN101917059A Wind energy-solar-commercial power complementary elevator power supply system
12/15/2010CN101917058A Method and system for switching backup power supply
12/15/2010CN101917057A Multi-functional serial voltage-stabilizing power supply
12/15/2010CN101917056A 220kV bus switch spare automatic switching method of 550kV station
12/15/2010CN101917055A Branch circuit similarity-based wide area backup protection method
12/15/2010CN101917054A Direct current varied-frequency air conditioner with solar battery
12/15/2010CN101917053A Method for carrying out centralized power supply on RACK system
12/15/2010CN101917020A Lift energy feedback, reactive compensation and switched-off emergency running method and system
12/15/2010CN101917011A Power quality comprehensive control method and device for electric railway traction power supply system
12/15/2010CN101915206A Variable pitch control unit and device thereof for wind driven generator
12/15/2010CN101399451B Energy cut protection device for solar automatically tracking system
12/14/2010US7851944 Integrated uninterrupted power supply unit
12/09/2010WO2010139385A2 A mains power failure indicator
12/09/2010WO2010139080A1 Electronic circuit for converting a mains-operated luminaire into an emergency luminaire
12/09/2010US20100312411 Ac consumption controller, method of managing ac power consumption and a battery plant employing the same
12/09/2010US20100308659 Power supply device
12/09/2010US20100308658 Uninterruptible power supply apparatus
12/08/2010EP2259406A1 Device for supplying energy in stand-by mode
12/08/2010EP2259405A2 Emergency power system
12/08/2010EP2257865A1 Reduction of power consumption in remote control electronics
12/08/2010CN201667556U Automatic power supply self-service charging machine
12/08/2010CN201667555U Preferred dual-power automatic switching line of main board of control table for ship
12/08/2010CN201666268U Fan system and stopping control circuit thereof
12/08/2010CN1879273B Automatic transfer switch and protection device
12/08/2010CN101911431A Power adapter
12/08/2010CN101910909A Battery and power management for industrial inspection handset
12/08/2010CN101909947A Control unit and method for controlling personal protection means for a vehicle
12/08/2010CN101908778A Multifunctional dual-load dual-power automatic switchover control device
12/08/2010CN101908423A One body-type power transfer switch
12/08/2010CN101904614A Portable electronic device holster with guided docking station
12/08/2010CN101388566B Dual power supply automatic switching device
12/08/2010CN101369008B Thermal switching test system and method for redundant power supply
12/08/2010CN101240947B Self-adapting solar energy heat collection molten salt receiver system
12/08/2010CN101212147B Power voltage supply circuit
12/08/2010CA2707169A1 Wireless takover of wired alarm system components
12/07/2010US7847423 Backup power system
12/02/2010WO2010138771A1 Various methods and apparatuses for an integrated power distribution platform
12/02/2010WO2010137163A1 Non-stop power supply device
12/02/2010WO2010044037A3 Power control in a medical ventilator
12/02/2010WO2010013322A9 Power conversion device
12/02/2010US20100301675 Uninterruptible power supply and method for enabling the same to save energy
12/02/2010US20100301674 Control circuit and electronic device including the same
12/02/2010US20100301673 Arrangement and approach for coupling power supplies using controlled switching techniques
12/02/2010US20100301670 Dc peak power tracking devices, methods, and systems
12/02/2010DE102009025747A1 Notstromversorgungseinrichtung Emergency power supply device
12/02/2010DE102009022874A1 Emergency lighting system for buildings and rooms with official nature, has lights of different operating phases, where emergency lighting system is connected to supply line and switch units are arranged in fire area
12/02/2010CA2763646A1 Uninterruptible power supply device
12/02/2010CA2763033A1 Various methods and apparatuses for an integrated power distribution platform
12/01/2010EP1277121B1 System providing expansion capabilities outside of a personal computer
12/01/2010CN201663727U Bypass protection circuit and LED driving device employing same
12/01/2010CN201663550U Multi-loop independent power supply parallel transformer
12/01/2010CN201663475U First level load spare power automatic switching device used in chlor-alkali chemical industry
12/01/2010CN201663474U Control device automatically changing over double power supplies
12/01/2010CN201663473U Circuit for detecting and protecting capacity of power lithium battery
12/01/2010CN201663461U Wind, light and electricity complementary power supply device
12/01/2010CN201663073U Transmission mechanism used in double-power change-over switch
12/01/2010CN201663072U Transmission plate for dual power transfer switch
12/01/2010CN201663071U Operation mechanism for dual-power switch
12/01/2010CN201662777U Wireless mouse with solar power supply
12/01/2010CN101902126A Power supply device for sputter ion pumps
12/01/2010CN101902070A System capable of intellectually selecting electric energy supplement mode and system for intellectually selecting power supply mode for power supply of illuminating device
12/01/2010CN101902069A Cold backup double-machine switching circuit
12/01/2010CN101902068A Alternating current/direct current power supply conversion control system
12/01/2010CN101902067A Power supply system
12/01/2010CN101902066A Method for sharing magnetic core of transformer by two stages of auxiliary power supplies and device thereof
12/01/2010CN101902056A Uninterruptable power supply and method for saving electricity of same
12/01/2010CN101902036A Power line protection switching device
12/01/2010CN101902035A Direct current voltage compensation device for power distribution
12/01/2010CN101901367A Dual-power active RFID tag and control and implementation method thereof
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