| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 08/01/2012 | CN102623909A Electricity testing and grounding operation platform of trolley switch cabinet |
| 08/01/2012 | CN102623908A Replacing device for electric power capacitor |
| 07/25/2012 | CN202353073U Detachable high-voltage switch equipment |
| 07/25/2012 | CN202353050U Insulating bar for live deicing of transform equipment |
| 07/25/2012 | CN202353049U Portable operating rod for connecting and disconnecting equipment in looped network cabinet |
| 07/25/2012 | CN202353048U Portable extension rod for grounding wire |
| 07/25/2012 | CN202353047U GW5 type special tool for correction of static contact of grounding switch of isolating switch |
| 07/25/2012 | CN202353046U Hydraulic regulator for isolating switch |
| 07/25/2012 | CN202353045U Device for maintaining high-voltage switch |
| 07/25/2012 | CN202353044U Plumb fixing seat |
| 07/25/2012 | CN202353043U Transfer device for high-tension switch board |
| 07/25/2012 | CN202353042U Power equipment interval automatic voice broadcast device |
| 07/25/2012 | CN202353041U Outer cover for relay protection pressing plate name tag |
| 07/25/2012 | CN202353040U Maintenance car for assembling and disassembling switch trolleys |
| 07/25/2012 | CN202353039U Transformer substation overhauling platform |
| 07/25/2012 | CN202353038U Maintenance tool for energy storage cylinder of breaker |
| 07/25/2012 | CN202353037U Device for overhauling supervoltage isolation switch |
| 07/25/2012 | CN202353036U Maintenance tool for on-load regulating switch |
| 07/25/2012 | CN202353029U Distribution box |
| 07/25/2012 | CN202348104U Power supply maintenance working platform |
| 07/25/2012 | CN102611200A Unmanned aerial vehicle power transmission and transformation monitoring system based on laser quantum cryptographical communication |
| 07/25/2012 | CN102611021A Regulating device for element mounting of protective type power distribution cabinet |
| 07/25/2012 | CN102611020A Wire clamper of butterfly ceramic bottle of power distribution room |
| 07/25/2012 | CN102611019A Method for charged replacement of isolating switch and current guide device thereof |
| 07/25/2012 | CN102611018A Method for integrated and united arrangement for transformer and GIS (Gas Insulated Switchgear) of intelligent substation |
| 07/25/2012 | CN102611010A Distribution box and manufacturing process thereof |
| 07/25/2012 | CN101719635B Replacing tool for high-voltage capacitor |
| 07/25/2012 | CN101651298B Safe guarding device for power relaying protection field work |
| 07/18/2012 | CN202340083U 10kV户外柱上隔离刀闸碰撞式拉环 10kV outdoor column disconnector collision type Griphook |
| 07/18/2012 | CN202340082U 带电断、接66kV变压器中性点隔离开关引线固定装置 Charged-off, then 66kV transformer neutral disconnector lead fixtures |
| 07/18/2012 | CN202340081U 一种电力设备绝缘油过滤车 A power equipment insulation oil filtration car |
| 07/18/2012 | CN202340080U 断路器拉杆更换辅助工具 Breaker rod replacement aids |
| 07/18/2012 | CN202340079U 三相管母同步起吊辅助装置 Mother of three-phase synchronous lifting tube assist device |
| 07/18/2012 | CN202340062U 户外环网柜 Outdoor RMU |
| 07/18/2012 | CN202340061U 双开门配电柜 Double-door distribution cabinet |
| 07/18/2012 | CN102597894A Diagnosis and maintenance device for a switchgear assembly and corresponding switchgear assembly |
| 07/18/2012 | CN102593740A Adjustable location lockout clamp |
| 07/18/2012 | CN102593739A Intelligent control system of magnetic navigation polling robot |
| 07/18/2012 | CN102593738A Multifunctional pincers special for sleeve conductive screw |
| 07/18/2012 | CN102593737A Method for checking and testing relay protection vectors before commissioning of capacitance-compensated transformer substation |
| 07/18/2012 | CN102593736A 10 kilovolt (KV) multiple use switch operating rod |
| 07/18/2012 | CN102593735A Portable relay-protection working platform |
| 07/18/2012 | CN102593734A Climbing platform capable of being used as operating platform |
| 07/18/2012 | CN102593733A Debugging method for transformer substation equipment |
| 07/18/2012 | CN102589819A Leakage testing method for secondary air pressure of oil-immersed power transformer |
| 07/11/2012 | CN202333902U 一种ups检修箱 One kind of ups overhaul box |
| 07/11/2012 | CN202333594U 多功能电力施工牵引机 Multifunction Power Construction tractor |
| 07/11/2012 | CN202333558U 一种带检修梯的箱式变电站 With a box-type substation maintenance ladder |
| 07/11/2012 | CN202333539U Locking device for grounding wire |
| 07/11/2012 | CN202333538U 一种组合隔离开关拐臂箱密封垫安装工具 A combination isolation switch crank arm box seal installation tool |
| 07/11/2012 | CN202333537U High-reliability device for comprehensively monitoring and controlling box-type transformer substations on wind farms |
| 07/11/2012 | CN202333536U Maintenance workbench |
| 07/11/2012 | CN202333535U 变压器检修架 Transformer Maintenance frame |
| 07/11/2012 | CN202333534U 微机综合保护测控装置 Computer Integrated protection and control devices |
| 07/11/2012 | CN202333533U 户内环网柜起吊装置 Inner cabinet door lifting device |
| 07/11/2012 | CN202333532U 10kV开关柜小车刀闸操作装置 10kV switchgear equipment trolley Switch Operation |
| 07/11/2012 | CN202333531U 液压升降式检修车 Hydraulic lift maintenance vehicles |
| 07/11/2012 | CN202333530U 中置式真空断路器检修平台 Mid-mounted vacuum circuit breaker maintenance platform |
| 07/11/2012 | CN202333529U 变电站组合电器母线套安装辅助工具 Combination of electrical substation busbar mounting auxiliary tool sets |
| 07/11/2012 | CN202333528U 绝缘罩装设工具 Insulating cover installation tool |
| 07/11/2012 | CN202333527U 便携式多用途电力施工工具 Multipurpose Portable Power Construction Tools |
| 07/11/2012 | CN202333526U 一种便携式电杆工作平台 A portable work platform pole |
| 07/11/2012 | CN202333525U 具有远程视频指导功能的变电站智能机器人巡检系统 Substation intelligent robot with remote video inspection system guidance functions |
| 07/11/2012 | CN202333524U 隔离开关检修吊装支架 Disconnectors overhaul ceiling mount bracket |
| 07/11/2012 | CN202333523U 变电站构架提升装置 Substation architecture lifting device |
| 07/11/2012 | CN202333522U 气动式带电螺栓紧固装置 Charged pneumatic bolt fastening device |
| 07/11/2012 | CN202333521U 6～35kV封闭式开关柜断路器动静触头插入尺寸测量器具 6 ~ 35kV switchgear breaker moving contacts enclosed insert size measuring instruments |
| 07/11/2012 | CN202333493U 一种开关柜 A switch cabinet |
| 07/11/2012 | CN202333481U 安全防护连锁开关柜 Safety interlock switch cabinet |
| 07/11/2012 | CN202333477U 变电站智能巡检机器人充电室 Substation inspection robot intelligent charging chamber |
| 07/11/2012 | CN202322008U 可移动、可调节式多功能起重架 Removable, adjustable multi-function boom |
| 07/11/2012 | CN202321959U 一种变压器吊装架 A transformer ceiling mount |
| 07/11/2012 | CN202316369U 一种手持遥控式扫雪工具 A hand-held remote control type snow tools |
| 07/11/2012 | CN102570327A Cable clamp for one-time current rise of closed switch cabinet |
| 07/11/2012 | CN102570326A Installation tool of 35kV transformer substation tripping and closing coil |
| 07/11/2012 | CN102570325A Light hoisting device for converting station |
| 07/11/2012 | CN102570324A Corrosion preventing method for low-tension distribution box bases |
| 07/11/2012 | CN102570323A Novel 66kv disconnector contact-finger assembling device |
| 07/11/2012 | CN102570322A Special protective cloth curtain device for relay repairing and trial |
| 07/11/2012 | CN102570318A Method for ensuring reliably grounding of enclosed type jetting-type fuse protector under overhauling state |
| 07/11/2012 | CN102568938A Tool for replacing spring of circuit breaker |
| 07/04/2012 | CN202308928U 内锥插拔式终端电缆辅助安装工具 Inner cone plug-in terminal cable installation tools aid |
| 07/04/2012 | CN202308861U 一种可调节的箱变吊具 An adjustable spreader box changes |
| 07/04/2012 | CN202308860U 箱式变压器检修平台 Box-type transformer maintenance platform |
| 07/04/2012 | CN202308859U 用于箱式变压器的检修架 For box-type transformer overhaul aircraft |
| 07/04/2012 | CN202308858U Breaker transfer trolley |
| 07/04/2012 | CN202308857U 252kV组合电器车间耐压试验工装 252kV combination of electrical pressure test tooling workshop |
| 07/04/2012 | CN202308856U 变电载流体带电处理发热短接分流装置 Charged heat carrier fluid handling substation shorted shunt device |
| 07/04/2012 | CN202308855U 一种高空刀闸检修平台 One kind of aerial access platform knife |
| 07/04/2012 | CN202308854U 变电站防误操作空气开关罩 Substation Misoperation air switch cover |
| 07/04/2012 | CN202308853U 开关柜母排折弯机操作平台安全防护装置 Switchgear busbar bending machine operating platform security guards |
| 07/04/2012 | CN202308852U 一种缠绕定位固定装置 That is wound positioning and fixing device |
| 07/04/2012 | CN202308851U 10kv小车开关检相专用车 10kv switch seized car with special car |
| 07/04/2012 | CN202308850U 一种开关设备的检修车 A switching device maintenance vehicles |
| 07/04/2012 | CN202308849U 一种开关设备下层手车的转运小车 A switching device underlying transport trolley car |
| 07/04/2012 | CN202308848U 互感器辅助安装吊具 Auxiliary transformer installation spreader |
| 07/04/2012 | CN202308847U 车厢具有天窗的集成化应急配电抢修车车体 Car has skylights integrated emergency switchboard car body repair |
| 07/04/2012 | CN202296895U 主变有载调压开关检修装置 Main transformer OLTC maintenance unit |
| 07/04/2012 | CN102545082A Portable combined inspecting instrument |
| 07/04/2012 | CN102545081A Electrical switching apparatus and levering assembly therefor |