| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 04/25/2013 | CA2849012A1 Modular solid dielectric switchgear |
| 04/24/2013 | CN202906299U Isolation switch insulating baffle for high-voltage live working |
| 04/24/2013 | CN202906259U Special clamp |
| 04/24/2013 | CN202906258U Loading and unloading trolley used for breaker handcart in power supply cabinet |
| 04/24/2013 | CN202906257U Mobile workbench for mounting transformer station isolation switch |
| 04/24/2013 | CN202906256U Special detachable fastening device for safety belt |
| 04/24/2013 | CN202906255U Lengthened link bar adopting bayonet connection |
| 04/24/2013 | CN202906254U T-shaped-structure-connection linking rod |
| 04/24/2013 | CN202906253U Device capable of preventing twisting and knotting of high-voltage lead wire in lifting process of cable-penetrated bush |
| 04/24/2013 | CN202906252U Special replacement tool for air switch |
| 04/24/2013 | CN202906251U Special replacement tool for magnet-inserting fuse |
| 04/24/2013 | CN202906250U Hole distance positioner for copper bar and wire clamp |
| 04/24/2013 | CN202906249U Centralized scheduling system for emergency repair of electric network |
| 04/24/2013 | CN202906248U Centrally installed switchgear transfer device with adjustable width |
| 04/24/2013 | CN202906207U DC lightning protection system |
| 04/24/2013 | CN202905524U Breaker spring changing tool |
| 04/24/2013 | CN202905450U Electric reactor tool |
| 04/24/2013 | CN202897887U Rapid lifting device for on-load tap changer |
| 04/24/2013 | CN103066514A Method and device for lifting immersion bell type transformer |
| 04/24/2013 | CN103066513A Handcart switch transport cart |
| 04/24/2013 | CN103066512A Working table surface of transfer trolley for handcart switches |
| 04/24/2013 | CN103066511A Multifunctional maintenance ladder |
| 04/24/2013 | CN103066510A Process level equipment debugging instrument |
| 04/24/2013 | CN103066509A Electrical equipment electrified tool of examination, repair and maintenance |
| 04/24/2013 | CN103066505A Cabinet installation and connection accessory |
| 04/24/2013 | CN103058093A Lifting device in switch cabinet |
| 04/24/2013 | CN102024609B Method and device for blocking leakage of sulfur hexafluoride |
| 04/17/2013 | CN202888797U Combined type security defending system of transformer substation inspection robot |
| 04/17/2013 | CN202888687U Protective cover special for transformer substation QK handle |
| 04/17/2013 | CN202888686U Conveyer of box-type transformer |
| 04/17/2013 | CN202888685U Mounting device of column switch, and column switch system |
| 04/17/2013 | CN202888684U Insulating inspection operation rod for disconnecting switch |
| 04/17/2013 | CN202888683U Intelligent grounding wire management box |
| 04/17/2013 | CN202888682U Loosening device for high voltage disconnecting switch |
| 04/17/2013 | CN202888681U Vertical line special-purpose ground wire clamp |
| 04/17/2013 | CN202888680U Width-adjustable liftable centrally-installed switchgear transport apparatus |
| 04/17/2013 | CN202887960U Guard plate of transformer load switch rupture membrane |
| 04/17/2013 | CN103050899A Device for automatically installing fuses |
| 04/17/2013 | CN103050898A Clamping repair method for peripheral damage of transformer insulating molded part and special clamping device |
| 04/17/2013 | CN103050897A Operation method for interruption-free exchange of fault recorder |
| 04/17/2013 | CN103050896A Intelligent management device for condition based maintenance of electric transformer |
| 04/17/2013 | CN102176602B Special tool for assembling and disassembling horizontal bus ground wires |
| 04/10/2013 | CN202872223U Switch cabinet hoisting mechanism |
| 04/10/2013 | CN202864797U Portable assembly and disassembly frame |
| 04/10/2013 | CN202862120U Internal hexagonal low-voltage insulating sleeve |
| 04/10/2013 | CN103036165A Feeder line automation terminal unit general wireless inspection system and method |
| 04/10/2013 | CN103036164A Locking method with ordered logic buscouple based on service tracing |
| 04/10/2013 | CN103035368A 10kV transformer frame |
| 04/08/2013 | DE202013002488U1 Vorrichtung zum Positionieren einer mit Komponenten bestückten Schaltplatte in einem Schaltschrank Apparatus for positioning a components-mounted circuit board in a cabinet |
| 04/04/2013 | WO2013046371A1 Main circuit switchgear |
| 04/03/2013 | CN202856457U Intelligent management device for 10-20kV transformer station zone equipment condition maintenance |
| 04/03/2013 | CN202856233U Cross-zone switch cabinet for railway |
| 04/03/2013 | CN202856215U Protection device checking reset rod |
| 04/03/2013 | CN202856214U Coil installation rack |
| 04/03/2013 | CN202856213U Maintenance stool |
| 04/03/2013 | CN202856212U Integrated tool car for indoor switch gear room |
| 04/03/2013 | CN202856211U Safety belt hanging bracket |
| 04/03/2013 | CN202856210U Nitrogen pressurized fully sealed oil feeding device |
| 04/03/2013 | CN202856209U Special tool car |
| 04/03/2013 | CN202856208U Multifunctional transformer station equipment tour bag |
| 04/03/2013 | CN202856207U Modular locking unit for air tightness testing tool |
| 04/03/2013 | CN202856206U Novel high voltage electrified display locking device |
| 04/03/2013 | CN202854284U Transformer substation intelligent inspection robot based on ultrasonic detection technology |
| 04/03/2013 | CN202848498U Small transformer transport vehicle |
| 04/03/2013 | CN202846395U Installation plier for insulating cover |
| 04/03/2013 | CN103022916A Insulating assistant rod |
| 04/03/2013 | CN103022915A Charged fastening adjuster |
| 04/03/2013 | CN103022914A Isolation switch disassembly and overhaul auxiliary assembly and method for disassembling isolation switch by using same |
| 04/03/2013 | CN103022913A Work platform device specialized for maintenance of valve tower |
| 04/03/2013 | CN103022912A Flat cable comb |
| 04/03/2013 | CN103022911A Electricity testing vehicle for central-positioned type high-voltage cabinet |
| 04/03/2013 | CN103022910A Intermediate high-tension switch cabinet safety protecting device |
| 04/03/2013 | CN103010965A Special tool of 110kVGW4-type for hoisting switch blades and porcelain bottles |
| 04/03/2013 | CN102208763B Scissor-shaped support guide rail device |
| 03/27/2013 | EP2572135A1 Modular skid frame |
| 03/27/2013 | CN202840316U Maintenance tool special for conductive connecting rods for transformers |
| 03/27/2013 | CN202840315U Rack for circuit breaker silicone grease replacement |
| 03/27/2013 | CN202840314U T-head insulating operation rod |
| 03/27/2013 | CN202840313U Outdoor box body installation structure |
| 03/27/2013 | CN202840312U Electric power maintenance platform |
| 03/27/2013 | CN202840311U Special-purpose replacing tool for high voltage fuse of 35kV voltage transformer high voltage fuse |
| 03/27/2013 | CN202840310U Guide rail-displacing trolley |
| 03/27/2013 | CN202840309U Easy-to-carry support for distribution box |
| 03/27/2013 | CN202840308U Tool cart especially for maintenance of transformer substation |
| 03/27/2013 | CN202840297U Distribution box component installation device capable of facilitating installation and maintenance |
| 03/27/2013 | CN202839220U Support device used for installing transformer |
| 03/27/2013 | CN202829429U Converting station super high and super wide equipment transportation support |
| 03/27/2013 | CN103001132A Intelligent grounding wire management device |
| 03/27/2013 | CN103000341A Portable oil supply device |
| 03/27/2013 | CN102025114B Distributor wiring protection device |
| 03/20/2013 | EP2571120A1 Connection device for electric power converters |
| 03/20/2013 | CN202817563U Portable warning mark shading plate |
| 03/20/2013 | CN202817562U Contact finger replacer for build-in pressure spring of isolating switch |
| 03/20/2013 | CN202817561U Insulative operating rod |
| 03/20/2013 | CN202817560U High-tension bushing placing rack |
| 03/20/2013 | CN202817559U Safety belt fixing frame for construction on transformer |
| 03/20/2013 | CN202817558U Auxiliary test tool for oil and gas bushing transformer |
| 03/20/2013 | CN202817557U Insulation side-plate opening device for centrally-mounted withdrawable high-voltage cabinet |
| 03/20/2013 | CN202817556U Installation support for switch mechanism case |
| 03/20/2013 | CN202817555U Operation device for dolly switch of high-voltage switch cabinet of transformer substation |