| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 01/21/2009 | EP2016654A1 Method and device for maintenance of high-voltage switchgear with voltage |
| 01/21/2009 | CN201185310Y Discharging apparatus for cable line |
| 01/14/2009 | CN201181815Y Fusion tube disassembly and assembly operation device |
| 01/14/2009 | CN201181814Y Soldering location racks of power distribution cabinet |
| 01/07/2009 | CN201178255Y Multifunctional examination platform of transforming plant |
| 01/07/2009 | CN201178254Y Replacement device of knife brake sensing finger |
| 01/07/2009 | CN201178253Y Operation platform of knife brake examination |
| 12/31/2008 | CN201174522Y Hoisting device for switch cabinet |
| 12/31/2008 | CN100448131C A medium voltage integrated switchgear |
| 12/17/2008 | CN201167212Y Management device for remotely monitoring power supply maintenance safety operation |
| 12/17/2008 | CN100443906C Quasi-true examination for current mutual-inductor in substation |
| 12/03/2008 | CN201160197Y Multifunctional inflation and deflation integrated joint of SF6 electrical equipment |
| 12/03/2008 | CN201158395Y Multifunctional secondary wire station vehicle |
| 11/26/2008 | CN201156650Y Tubular bus support column porcelain bottle replacing tool |
| 11/12/2008 | CN101304164A Installation apparatus for 35Kv isolating switch controlling mechanism |
| 11/12/2008 | CN101304163A Equipotential hot-line work seton apparatus for transforming station |
| 11/12/2008 | CN100433477C Movable laterally hinging frame for high-voltage or middle voltage power supply equipment |
| 11/05/2008 | CN201146337Y Multifunctional hanging tool |
| 11/05/2008 | CN201146336Y Device for regulating isolating switch of fixed switch cabinet |
| 10/29/2008 | CN201142532Y Work frame for isolating switch maintenance |
| 10/29/2008 | CN101295858A Groove shaped tool for low-tension switch cabinet bypass cross-over connection, and manufacturing technique thereof |
| 10/29/2008 | CN101295857A Hook type tool for low-tension switch cabinet bypass cross-over connection, and manufacturing technique thereof |
| 10/22/2008 | CN201138725Y Door type frame for indoor equipment repair |
| 10/22/2008 | CN201138724Y Vertical positioning apparatus for mounting of high-voltage segregate switch mechanism |
| 10/22/2008 | CN101291043A Special transfer vehicle for handcart of electrical cabinet |
| 10/15/2008 | CN201134636Y Operating panel of small bus on top of screen |
| 10/15/2008 | CN201134635Y Bend wire apparatus |
| 10/08/2008 | CN101282025A Method for maintaining indoor busbar knife brake movable contact without power-off of high pressure busbar |
| 10/01/2008 | CN201126933Y Decline-proof module slipway apparatus |
| 10/01/2008 | CN201126788Y Stylus replacer for isolating switch |
| 09/24/2008 | CN201122805Y Transition combined joint of portable mutual inductor oil compensating device |
| 09/24/2008 | CN201122804Y Transition joint of portable mutual inductor oil compensating device |
| 09/17/2008 | CN201118130Y Hydraulic type service vehicle |
| 09/17/2008 | CN201118129Y Horizontal type assembly vehicle |
| 09/17/2008 | CN101267090A Transformer station, method for installing a transformer station and docking station for a transformer |
| 09/10/2008 | EP1719280B1 Apparatus and method for sequence estimation using multiple-input multiple-output filtering |
| 08/27/2008 | CN101252265A Mounting construction method of gas insulated combined electrical equipment cable terminal |
| 08/27/2008 | CN101252261A Method for manufacturing split mounting type regulator cubicle and components thereof |
| 08/27/2008 | CN101252260A Connect mounting construction method of cable terminal with gas insulated combined electrical equipment |
| 08/06/2008 | CN101238622A Power supply device and assembly method therefor |
| 08/06/2008 | CN101238621A Racking device and power module therefor |
| 06/24/2008 | US7391827 Apparatus and method for providing an estimate of a transmit sequence |
| 06/19/2008 | DE102006054940A1 Schaltfeldanlage mit Redundanz Panel system with redundancy |
| 06/12/2008 | WO2008067943A1 Gas-insulated switchgear assembly |
| 05/21/2008 | CN201063422Y Operating arm dedicated for electric network night maintenance |
| 05/14/2008 | CN201061094Y Groove instrument for low-tension switch cabinet bypass cross-over connection |
| 05/14/2008 | CN201061093Y Hook type instrument for low-tension switch cabinet bypass cross-over connection |
| 05/07/2008 | EP1670108B1 Arc monitoring system |
| 05/07/2008 | CN101174764A Electrical box assembly and method for manufacturing the same |
| 05/07/2008 | CN100386932C Switching installation provided with an electrically insulating barrier |
| 04/02/2008 | CN201044376Y Mobile maneuvering platform for electric power first-aid |
| 03/19/2008 | CN201038639Y Leak-proof short link-line detaching device |
| 03/12/2008 | CN101141053A Electrical distribution kind equipment checking maintenance and charge reckoning method |
| 01/30/2008 | CN101116156A Arrestor and method of measuring leakage current of arrestor |
| 01/16/2008 | CN201008078Y Isolation switch maintenance holder |
| 12/18/2007 | US7310221 Switching installation provided with an electrically insulating barrier |
| 12/12/2007 | CN100355170C Disc producing method, transport trolley for realizing said method and disc producing line |
| 12/05/2007 | CN200987043Y Portable maintenance isolating switch lap belt hanging device |
| 11/15/2007 | WO2007129905A1 Method and device for maintenance of high-voltage switchgear with voltage |
| 11/15/2007 | CA2651243A1 Method and device for maintenance of high-voltage switchgear with voltage |
| 10/24/2007 | CN101059690A Electric power system power plant, transformer substation integrated automated system fabrication process |
| 09/05/2007 | CN200944504Y Drawer vertical busbar fixation mould |
| 08/22/2007 | EP1821320A1 Arrestor and method of measuring leakage current of arrestor |
| 07/25/2007 | EP1811622A1 Device for facilitating the connection of contiguous prefabricated electric conduits |
| 05/17/2007 | US20070108990 Arc monitoring system |
| 04/05/2007 | DE102006010360B3 Schaltschrankanordnung Cabinet assembly |
| 04/04/2007 | CN1943155A Apparatus and method for providing transmitting sequence estimation |
| 03/21/2007 | CN2882047Y Safety tool and earth wire digital display device for converting station |
| 03/21/2007 | CN1306672C Method of diagnosing partial discharge in gas-insulated apparatus and partial discharge diagnosing system for carrying out the same |
| 03/15/2007 | US20070058757 Apparatus and method for providing an estimate of a transmit sequence |
| 02/14/2007 | CN1300566C Insulation diagnosis method for electric appliance |
| 02/08/2007 | WO2007015152A1 Racking device and power module therefor |
| 01/17/2007 | EP1597804B1 Slipover distribution cabinet |
| 01/04/2007 | WO2007001024A1 Power feeder and its assembling method |
| 11/23/2006 | DE102004033536B4 Gehäuse aus feuerhemmendem Material Housing made of fire-retardant material |
| 11/08/2006 | EP1719280A1 Apparatus and method for sequence estimation using multiple-input multiple-output filtering |
| 11/01/2006 | CN1856917A Arc monitoring system |
| 10/25/2006 | CN2831551Y Multifunction power installing combined equipment |
| 10/05/2006 | US20060220506 Slipover distribution cabinet |
| 09/27/2006 | CN2821547Y Temperature display wax sheet adhesive device |
| 08/24/2006 | DE202006006713U1 Vacuum contactor used e.g. as motor starter, incorporates all components associated with switching point control and motor protection in front head end of unit |
| 08/15/2006 | US7090176 Articulated support with lateral movement for high-voltage or medium-voltage electrical plant |
| 08/02/2006 | CN1267798C Switch cupboard or switch cupboard arrangement comprising monitoring device arranged therein |
| 07/05/2006 | CN1797881A Holding and turning over type assembly machine for regulator cubicle |
| 07/05/2006 | CN1796209A Transfer truck |
| 06/22/2006 | WO2006063927A1 Switchgear assembly comprising a switch housing |
| 06/15/2006 | WO2006062168A1 Arrestor and method of measuring leakage current of arrestor |
| 06/14/2006 | EP1670108A1 Arc monitoring system |
| 05/31/2006 | CN1781226A Slipover distribution cabinet |
| 03/29/2006 | CN1248380C Electric distribution board for apartment |
| 02/22/2006 | CN1243180C Ladder platform for overhauling 220KV outdoor isolation switches |
| 02/16/2006 | US20060034037 Switching installation provided with an electrically insulating barrier |
| 02/15/2006 | CN2759025Y Platform for overhauling 220KV high-voltage isolation switch and supporting porcelain knob |
| 02/15/2006 | CN2759024Y 35KV-110KV high-voltage switch overhauling stand |
| 02/15/2006 | CN1242521C Distributor for residence |
| 02/08/2006 | CN1241308C Method and system for diagnosing partial discharging in gas insulator |
| 01/26/2006 | DE102004033536A1 Gehäuse aus feuerhemmendem Material Housing made of fire-retardant material |
| 11/23/2005 | EP1597804A2 Slipover distribution cabinet |
| 11/16/2005 | CN1227792C Household distribution board |
| 11/16/2005 | CN1227791C Structure for mounting circuit breaker of distributor |