Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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11/30/2006 | WO2006127101A1 Electronic battery module with biodirectional dc-dc converter |
11/30/2006 | US20060270280 Electric power system and method of operating the same |
11/30/2006 | US20060267411 Hybrid uninterruptible power supply system |
11/30/2006 | US20060267410 Uninterruptible power system |
11/30/2006 | US20060267409 Uninterruptible power source for a barrier operator and related methods |
11/30/2006 | DE202005011625U1 Transportwagen, insbesondere Einkaufswagen Dolly, especially Shopping Cart |
11/30/2006 | DE102006014888A1 Elektrische Komponente, wie eine Leuchteinheit und ein Batterieladeaufbau Electrical component, such as a light-emitting unit and a battery charging structure |
11/30/2006 | CA2609548A1 Uninterruptible power source for a barrier operator and related methods |
11/29/2006 | CN1870384A Emergency power supply |
11/28/2006 | US7142950 Methods and apparatus for providing and distributing standby power |
11/28/2006 | US7141894 Apparatus for providing high quality power |
11/28/2006 | US7141893 Highly available power distribution system |
11/28/2006 | US7141892 Power supply method of a line interactive UPS and the line interactive UPS |
11/23/2006 | WO2006124360A2 Lighting control having a captured offset linear guide system |
11/23/2006 | US20060265613 Method and apparatus for correlating system resources to a particular line cord |
11/23/2006 | US20060262462 Concealed Safety Lighting and Alerting System |
11/22/2006 | EP1724902A1 Emergency radio, light and power supply |
11/22/2006 | EP1724737A2 Fire alarm system |
11/22/2006 | EP1723712A1 Multi-mode uninterruptible power supplies and methods of operation thereof |
11/22/2006 | CN2840478Y Automatic switching controller for power supply on electric generator |
11/22/2006 | CN2840477Y Control circuit used on power generator power supply switching device |
11/22/2006 | CN2840468Y Apparatus for changing accumulator battery fault cell during operation without power-off |
11/21/2006 | US7139181 Power converter having temperature compensated output power |
11/16/2006 | WO2006120283A1 Elevator system |
11/16/2006 | US20060259280 Method and apparatus for the continuous performance monitoring of a lead acid battery system |
11/16/2006 | US20060255662 Lighting control having a captured offset linear guide system |
11/16/2006 | DE102005008766B3 U-Boot-Gleichstromnetz Submarine DC power |
11/15/2006 | EP1721377A1 Devices and methods for detecting the presence of a source of power |
11/15/2006 | EP1721367A1 A multifunctional multi-outlet of saving electric power and a control method employing the same |
11/15/2006 | CN2838129Y Multi-power source automatic switching device |
11/14/2006 | US7136682 Portable electronic system equipped with a spare battery device |
11/09/2006 | US20060250024 Inverter anti-islanding method |
11/09/2006 | DE19722598B4 Brennstoffzellensystem und Verfahren zum Betreiben eines Brennstoffzellensystems sowie dessen Verwendung in einer Anordnung zur unterbrechungsfreien Stromversorgung A fuel cell system and method of operating a fuel cell system and its use in an arrangement for uninterruptible power supply |
11/09/2006 | CA2605800A1 Uninterrupted power supply circuit |
11/08/2006 | EP1719287A1 Configurable multiple power source system |
11/08/2006 | EP1719234A1 Electric storage augmentation of fuel cell response to ac system transients |
11/08/2006 | CN1860830A Control system for several distributed lamp-operating devices, and method for initializing such a control system |
11/08/2006 | CN1859538A Control system and method for DC power supply |
11/08/2006 | CN1858965A Power supply method, power supply unit and device using power supply unit |
11/08/2006 | CN1858962A Method for controlling a direct voltage source and a voltage supply device |
11/08/2006 | CN1284348C Wireless telephone system, a method for maintaining basic cell power supply in said system, and basic cell thereof |
11/07/2006 | US7132833 System for detecting defective battery packs |
11/07/2006 | US7132832 Self-diagnosis system for an energy storage device |
11/02/2006 | WO2006115549A2 Dc/dc-less coupling of matched batteries to fuel cells |
11/02/2006 | WO2006115201A1 Electric power supply system |
11/02/2006 | US20060244315 Battery pack with built in communication port |
11/02/2006 | DE10212164B4 Aktiver Schaltungsschutz für ein geschaltetes Leistungsversorgungssystem Active protection circuit for a switched power supply system |
10/31/2006 | US7131018 Electronic apparatus and power supplying method |
10/31/2006 | US7131012 Method and apparatus for correlating an out-of-range condition to a particular power connection |
10/31/2006 | US7130202 Uninterrupted power supply and the method for driving its converters |
10/31/2006 | US7130169 Short circuit protection for a power isolation device and associated diode |
10/31/2006 | US7129822 Devices for detecting the presence of a source of power |
10/31/2006 | US7129676 Controlling re-charge of a nickel metal-hydride (NiMH) or nickel cadmuim (NiCd) battery |
10/31/2006 | US7129598 Safety switch for preventing an unintentional vehicle battery discharge |
10/31/2006 | US7129593 Low-energy storage fast-start uninterruptible power supply method |
10/31/2006 | US7127895 Systems and methods for providing backup energy to a load |
10/28/2006 | CA2528997A1 Laser control system |
10/26/2006 | WO2006112200A1 Dc stabilized power supply |
10/26/2006 | US20060238033 DC/DC-less coupling of matched batteries to fuel cells |
10/26/2006 | US20060238032 Storage system and controlling method therefor |
10/26/2006 | US20060238031 DC and AC uninterruptible power supply |
10/25/2006 | CN2831585Y Spare power supplying device of wired TV line |
10/25/2006 | CN2831584Y Control-power source of double power source auto switching gear |
10/25/2006 | CN2831580Y LED emergency lamp |
10/25/2006 | CN1853328A Uninterruptible power supply |
10/25/2006 | CN1282295C Switching power supply unit |
10/19/2006 | WO2006015366A3 Transfer switch with arc suppression |
10/19/2006 | US20060232137 Self-latching Power Supply Apparatus |
10/19/2006 | US20060232133 Electronic device having path of power supplied to display part switched according to whether external power is supplied |
10/19/2006 | DE112004002268T5 Intelligente Sicherheitsvorrichtung für eine elektrische Ausrüstung, die in ein Fahrzeug eingebaut ist Intelligent safety device for an electric equipment which is installed in a vehicle |
10/18/2006 | EP1713155A1 Power supply arrangement |
10/18/2006 | CN2829185Y Emergency power supply automatic changeover structure |
10/18/2006 | CN2829184Y Power supply changeover device for fan of power suppier |
10/18/2006 | CN2829183Y Vehicle power auxiliary system combined with electric door |
10/18/2006 | CN1848600A Power supply arrangement |
10/18/2006 | CN1848599A Conversion device with power factor correcting and DC-DC conversion function |
10/18/2006 | CN1848598A Method and apparatus for realizing dual-processing system by electric executing mechanism control system |
10/18/2006 | CN1848593A Electronic device having path of power supplied to display part switched according to whether external power is supplied |
10/17/2006 | US7122917 Control arrangement and isolated power supplies for power electronic system |
10/12/2006 | WO2006107442A1 Highly available power distribution system |
10/12/2006 | US20060226707 Power conditioner and backup for security scanning equipment |
10/11/2006 | EP1710890A2 Apparatus and methods for coordinated static switch operations for load transfers in uninterruptible power supply systems |
10/11/2006 | EP1275564B1 Battery switching device and emergency alerting system comprising this |
10/11/2006 | CN2826794Y Socket type emergency lighting lamp when power off |
10/11/2006 | CN1846346A Programmable power converter |
10/10/2006 | US7120500 Battery monitor and power demand adjuster |
10/10/2006 | US7119458 A/C—D/C power system with internal fuel cell |
10/10/2006 | US7119457 Prioritized actuation system with overload protection for a generator transfer switch |
10/10/2006 | US7119450 Fuel saving engine driven aircraft ground power device and method of use |
10/10/2006 | US7118235 Concealed safety lighting device |
10/10/2006 | CA2258201C Direct current electrical power reserve device |
10/05/2006 | US20060220467 Power-saving control module for an electrical appliance |
10/05/2006 | US20060220465 System and method for power application to an information handling system |
10/05/2006 | US20060220464 Highly available power distribution system |
10/04/2006 | EP1706938A1 Power conversion apparatus and methods using dc bus shifting |
10/04/2006 | EP1706931A1 Methods and apparatus for providing uninterruptible power |
10/04/2006 | CN2824112Y Double control converting plate for double controlled voltage stabilizer |
10/03/2006 | US7116066 Power supply circuit of a high speed electric motor |
10/03/2006 | US7116013 Electronic power source voltage regulator with UPS function |
10/03/2006 | US7116009 Power distribution apparatus for distributing power to various electrical loads |