| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 07/04/2012 | CN101826754B On-line detection and operation maintenance system of transformer station |
| 07/04/2012 | CN101764364B 10kV indoor metal armoring draw out switchgear check trolley |
| 06/27/2012 | EP2467911A1 Single-phase bypass insert for bypassing medium-voltage (mv) switchgear under voltage |
| 06/27/2012 | CN202285305U 便携移动式绝缘电工挡板 Portable mobile electrical insulation baffles |
| 06/27/2012 | CN102522709A Decision-making method and decision-making system for state overhaul of transformers |
| 06/27/2012 | CN102522708A Sealing current device with automatic detector |
| 06/27/2012 | CN102522707A No-eyelet clamping device for platform framework-type transformer pole support |
| 06/27/2012 | CN102522706A Power screen cabinet installation and transfer device |
| 06/27/2012 | CN102522705A Transformer maintenance method and device |
| 06/27/2012 | CN102515033A Single-hook lifting device for switch blade porcelain insulator |
| 06/27/2012 | CN101841133B Middle switch cabinet nuclear phase special device |
| 06/27/2012 | CN101820141B Overhauling, separating, managing and controlling system of electrical equipment |
| 06/20/2012 | CN202282566U 具有双向语音通信功能的变电站巡检机器人 Substation inspection robot with two-way voice communication function |
| 06/20/2012 | CN202282565U 检修架 Aircraft overhaul |
| 06/20/2012 | CN202282564U 真空泡的更换辅助工具 Vacuum bulb replacement aids |
| 06/20/2012 | CN202282563U 一种低压开关故障旁路开关用线路电缆接线装置 A low-pressure switch failure bypass switching circuit cable wiring devices |
| 06/20/2012 | CN202282275U 多功能检修架 Multifunction overhaul aircraft |
| 06/20/2012 | CN102510129A Cutting method for models of source end of electrical power system |
| 06/20/2012 | CN102510017A Multifunctional ground wire management trolley |
| 06/20/2012 | CN102510016A Method for changing protective screen without cutting small bus for transformer substation |
| 06/20/2012 | CN102510015A Simple assembly and disassembly device for horizontal bus grounding wire |
| 06/20/2012 | CN102510014A Auxiliary tool for replacing pull rod of circuit breaker |
| 06/20/2012 | CN102510013A Overhauling platform for box-type transformer |
| 06/20/2012 | CN102510012A Overhaul frame for box-type transformer |
| 06/20/2012 | CN102510011A Method for realizing the intelligent tour-inspection of power tower based on miniature multi-rotor unmanned helicopter |
| 06/20/2012 | CN102510010A Method for checking and testing relay protection vector before operation of newly-built transformer station |
| 06/20/2012 | CN102502397A Lifting fixture for corrugated sheet of transformer |
| 06/13/2012 | CN202276078U 多功能检修平台 Multifunctional access platform |
| 06/13/2012 | CN202276077U 一种断路器故障现场维修装置 A circuit breaker failure site maintenance equipment |
| 06/13/2012 | CN202276076U 中置式高压开关柜安全防护装置 High Voltage Switchgear in the home-safety devices |
| 06/13/2012 | CN202276075U 一种绝缘挡板开启手柄 An insulated baffle opening handle |
| 06/13/2012 | CN102496882A Acquisition system and acquisition method for monitoring point foreground of substation chart |
| 06/13/2012 | CN102496870A Large-scale overhauling method of high-voltage electrical equipment |
| 06/13/2012 | CN102496869A Automatic heating and aerating device of sulfur hexafluoride cylinder |
| 06/13/2012 | CN102496868A Movable type insulating two-step bench |
| 06/13/2012 | CN102496867A Framework type sliding card fastening device without hole at base angle of distribution transformer |
| 06/13/2012 | CN102496866A Welding fixed frame of distribution box housing |
| 06/13/2012 | CN102496865A Wiring mould box of sizing switch cabinet |
| 06/13/2012 | CN102496864A Method for eliminating gas leakage of gas-insulated metal-enclosed switch |
| 06/13/2012 | CN102495967A Method for calculating repair cycle of power transformer in operation |
| 06/13/2012 | CN102489461A Hand-held remotely controlled snow sweeping tool |
| 06/13/2012 | CN101719636B Installation clamping fixture of handcart type breaker cabinet static contact |
| 06/06/2012 | CN202268638U 隔离开关组装用固定底座 Isolating switch assembly with a fixed base |
| 06/06/2012 | CN202268637U 一种3ah型手车式断路器专用维护平台 One kind 3ah type handcart dedicated circuit breaker maintenance platform |
| 06/06/2012 | CN202268636U 配电设备解冻工具 Distribution equipment thaw Tools |
| 06/06/2012 | CN202268635U 一种断路器阀体检修装置 A circuit breaker valve repair device |
| 06/06/2012 | CN202268634U 一种断路器专用吊具 A circuit breaker dedicated spreader |
| 06/06/2012 | CN202268312U 断路器组装用固定底座 Breaker assembly with a fixed base |
| 06/06/2012 | CN101295857B Hook type tool for low-tension switch cabinet bypass cross-over connection, and manufacturing technique thereof |
| 05/30/2012 | CN202260225U Splicing structure for metal armored withdrawable switchgear cabinet |
| 05/30/2012 | CN202260197U Box type transformer station |
| 05/30/2012 | CN202260195U Insulating platform for power distribution rod transformer |
| 05/30/2012 | CN202260193U Operating tool for ring main unit |
| 05/30/2012 | CN202260192U Derrick mast with adjustable height |
| 05/30/2012 | CN202260191U Mobile mounting rack for cabinet-type equipment |
| 05/30/2012 | CN202260190U Leakage-proof bag for transformer sleeve installation |
| 05/30/2012 | CN202260189U Lifting frame for box-type transformer substation |
| 05/30/2012 | CN202260188U Secondary miniature bus cutting tongs |
| 05/30/2012 | CN202260187U Valve body extractor of switch hydraulic mechanism |
| 05/30/2012 | CN202260186U Operating head preventing switchable lightning arrester from dropping in picking or hanging process |
| 05/30/2012 | CN202260185U Device for preventing switchable lightning arrester from dropping in picking or hanging process |
| 05/30/2012 | CN202260184U Portable insulating hooked needle |
| 05/30/2012 | CN202260183U Special tool for installing fuse protector |
| 05/30/2012 | CN202260182U Electrical insulation device |
| 05/30/2012 | CN202260181U System for integrating and replacing electric device in switch cabinet and control tool |
| 05/30/2012 | CN202260150U Current sensor mounting structure |
| 05/30/2012 | CN202260130U Foldable electric appliance control unit bogie assembly bracket |
| 05/30/2012 | CN202248824U Suspended working platform |
| 05/30/2012 | CN202238456U Universal stand for spraying paint on busbar of switch cabinet |
| 05/30/2012 | CN102480106A 一种示温片粘贴工具 One exemplary warm piece paste tools |
| 05/30/2012 | CN102480105A Electrical enclosure of wind turbine, and method for producing such electrical enclosure |
| 05/30/2012 | CN102480104A 一种低压开关柜框架及其型材加工工艺 A low pressure switch cabinet frame and profile processing |
| 05/30/2012 | CN102476357A 保险更换工具 Insurance replacement tool |
| 05/30/2012 | CN101295858B Groove shaped tool for low-tension switch cabinet bypass cross-over connection, and manufacturing technique thereof |
| 05/23/2012 | CN202231342U Cabinet body splice plate matched with metal-clad movable switch device |
| 05/23/2012 | CN202231341U Cabinet body splice plate matching with metal armored withdrawable switch device |
| 05/23/2012 | CN202231330U Electrified isolator |
| 05/23/2012 | CN202231329U High-voltage switch cabinet primary component lifting and loading truck |
| 05/23/2012 | CN202231328U Bus bar bending machine with rotating support arm for switch cabinet |
| 05/23/2012 | CN202231327U Heavy component hoisting tool in electrical cabinet |
| 05/23/2012 | CN202231326U Intelligent integrated maintenance machine for transformer |
| 05/23/2012 | CN202231325U Transformer lifting device |
| 05/23/2012 | CN202231324U Novel 10 kV switching type lightning arrester disassembling and assembling tool |
| 05/23/2012 | CN202231323U Closing coil maintenance platform |
| 05/23/2012 | CN202231322U Insulation shielding device for switch inspection |
| 05/23/2012 | CN202231321U Electric appliance cabinet door supporting device |
| 05/23/2012 | CN202231320U Magnetic small animal blocking apparatus for high voltage room |
| 05/23/2012 | CN102468614A 苯加氢工程电气盘箱柜安装方法 Electrical engineering benzene hydrogenation Xianggui installation method |
| 05/23/2012 | CN102468048A 变压器低压绕组重绕紧固器 Transformer low-voltage winding rewinding fastener |
| 05/23/2012 | CN101964501B Assembly correcting device of circuit breaker barrel of gas insulating metal seal switch equipment |
| 05/23/2012 | CN101820142B Special compressor of expansion joint in gas-insulated metal-enclosed switchgear |
| 05/16/2012 | CN202221876U Mounting tool for high voltage cabinet contact |
| 05/16/2012 | CN202221875U Special tool for electrified regulating tapping switch of box transformer |
| 05/16/2012 | CN102457019A 一种检修作业台 One kind of repair work station |
| 05/09/2012 | CN202217946U Tripping-and-closing coil installation tool for 35kV transformer substation |
| 05/09/2012 | CN202217945U Novel adjustable installation beam of low-voltage power distribution switch cabinet |
| 05/09/2012 | CN202217944U Bypass power supply vehicle with power distribution transformer |
| 05/09/2012 | CN202217922U Switch cabinet convenient to disassemble and assemble bus |
| 05/09/2012 | CN102447224A Disconnector maintenance hoisting bracket |
| 05/09/2012 | CN102447223A Operating rod |