| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 12/04/2013 | CN203326438U Substation safety appliance carrying special folding trolley |
| 12/04/2013 | CN203326437U Movable bar-type insulating rod |
| 12/04/2013 | CN203326436U Removable instrument room of central AC metal-enclosed switch apparatus |
| 12/04/2013 | CN203326435U Device installing fee-control meter box |
| 12/04/2013 | CN203326369U Portable maintenance power box |
| 12/04/2013 | CN103430409A Operation state detection device for control equipment using IC tags, rotation switch mechanism and detection adapter |
| 12/04/2013 | CN103427353A Switch waist-tying rope bracket |
| 12/04/2013 | CN103427352A Device and method for installing and inspecting static contact of power distribution cabinet |
| 12/04/2013 | CN103427344A Shutter door assembly for an electrical panel |
| 11/27/2013 | CN203312676U Tipping device for assembling 12kV high-voltage SF6 switch cabinet |
| 11/27/2013 | CN203312675U Picking and hanging device specially for power line dropping protection tube |
| 11/27/2013 | CN203312674U Trolley for electrically lifting breaker |
| 11/27/2013 | CN203312673U Mobile multifunctional ladder |
| 11/27/2013 | CN203312672U Transformer respirator removing tool |
| 11/27/2013 | CN203312671U 10kV distribution/transformation insulation isolation baffle device |
| 11/27/2013 | CN203312670U Vacuum circuit breaker maintenance bracket |
| 11/27/2013 | CN203312669U 10kV electricity distribution line live-line work shunting wire support rack |
| 11/27/2013 | CN203312668U Snow-removing device for power equipment pillar porcelain bottle |
| 11/27/2013 | CN203312667U Special-purpose track for installing and positioning transformer in switchgear room |
| 11/27/2013 | CN203312666U Lift truck for replacing or overhauling disconnecting switch |
| 11/27/2013 | CN203312665U Disconnecting link examination and repair frame |
| 11/27/2013 | CN203306997U Mutual inductor mounting vehicle frame |
| 11/27/2013 | CN103414113A Moving contact insertion travel detecting device of high-voltage isolating switch |
| 11/27/2013 | CN103413707A Disconnecting link contact finger assembling tool |
| 11/20/2013 | CN203301050U Novel, safe and reliable high-voltage discharge bar |
| 11/20/2013 | CN203301045U Special insulated tool box in 10KV distribution live line work bucket |
| 11/20/2013 | CN203301013U Knife brake and switch maintenance frame |
| 11/20/2013 | CN203301012U Light and heat collecting defroster |
| 11/20/2013 | CN203301011U An electric wrench for a power distribution cabinet equipped with a centrally-installed dolly |
| 11/20/2013 | CN203301010U Direction-changing operation combination tool |
| 11/20/2013 | CN203301009U Maintenance assisting support |
| 11/20/2013 | CN203301008U Wall casing assembly vehicle |
| 11/20/2013 | CN203301007U Compact high-voltage switch cabinet safety protection device |
| 11/20/2013 | CN203301006U Rapid electricity testing grounding telescoping dolly of high voltage switch cabinet |
| 11/20/2013 | CN203301005U Emergency-maintenance maintaining device |
| 11/20/2013 | CN203301004U Operation protector |
| 11/20/2013 | CN103401166A Isolating device for maintaining and isolating knife switch |
| 11/20/2013 | CN103401165A Mechanism with functions of checking electricity and switching |
| 11/20/2013 | CN103401164A Oil leakage overhauling tool for transformer bushing |
| 11/20/2013 | CN103401163A Special inspection tool for assembling and dissembling handcart breaker contact |
| 11/20/2013 | CN103401162A Fast-assembling guide clamp |
| 11/20/2013 | CN103401152A Low-voltage partition board structure in preassembled substation and mounting process |
| 11/20/2013 | CN103400716A Isolating device for maintaining and isolating knife switch |
| 11/20/2013 | CN102280826B Intelligent robot inspection system and intelligent robot inspection method for transformer station |
| 11/13/2013 | CN203289000U Rod-shaped electric power fitting fixing frame |
| 11/13/2013 | CN203288978U Stable switch cabinet crank |
| 11/13/2013 | CN203288977U 220 kV GW7 knife switch emergency heat-stop clamp |
| 11/13/2013 | CN203288976U Isolating switch hoisting device |
| 11/13/2013 | CN203288975U Energy-saving type secondary equipment installation device |
| 11/13/2013 | CN203288974U Special clamp for air inflation interface of 110KV high-voltage switch |
| 11/13/2013 | CN203288973U Multifunctional climbing frame |
| 11/13/2013 | CN203288972U Bending tool for protective screen secondary wiring |
| 11/13/2013 | CN203284128U Hoisting tool of main mechanism of switch blade |
| 11/13/2013 | CN203284094U Rod hanger special for GW6 knife switch porcelain column replacement |
| 11/13/2013 | CN203284092U Transformer substation insulator lifting frame |
| 11/13/2013 | CN103390866A Isolating device for maintaining isolator |
| 11/13/2013 | CN102315600B Maintenance car of handcart type breaker equipment |
| 11/06/2013 | CN203278054U Secondary commonly-used tool set for electrician |
| 11/06/2013 | CN203278053U Insulated shielding device |
| 11/06/2013 | CN203278052U Protective pressure plate cover |
| 11/06/2013 | CN203278051U Abrasion and deformation resisting and buffer device applied in direction change and relocation processes of a power distribution cabinet |
| 11/06/2013 | CN203278050U Locking device of static-contact baffle plate of car switch cabinet |
| 11/06/2013 | CN203278049U Portable temperature indicating wax sheet pasting apparatus |
| 11/06/2013 | CN203278048U 550kV multi-type breaker vertical assembling and clamping underframe |
| 11/06/2013 | CN203278047U Casing leading-out wire special tool |
| 11/06/2013 | CN203278046U Movable vehicle-borne insulation tool drying box |
| 11/06/2013 | CN203278045U Protection plate |
| 11/06/2013 | CN203278044U A grounding vehicle contact installing and positioning apparatus |
| 11/06/2013 | CN203278043U Special-purpose ground wire head for bus maintenance of centrally installed cabinet |
| 11/06/2013 | CN203278042U Hoisting apparatus for electric power equipment for substation |
| 11/06/2013 | CN203278041U Combined operation rod for switch and knife switch of transformer station |
| 11/06/2013 | CN203278040U Spring controller in power construction |
| 11/06/2013 | CN203278039U High voltage isolator adjustment tool |
| 11/06/2013 | CN203278038U Disconnecting switch moving contact overhaul tool |
| 11/06/2013 | CN203277996U Cabinet working platform and electrical cabinet |
| 11/06/2013 | CN203264089U Portable transformer anti-drop rod |
| 11/06/2013 | CN103381996A HGIS self-adaption emergency first-aid repair device and applications thereof |
| 11/06/2013 | CN102593735B Portable relay-protection working platform |
| 10/30/2013 | CN203260928U Temporary ground wire blocking device |
| 10/30/2013 | CN203260927U Auxiliary bracket for installation of secondary valve |
| 10/30/2013 | CN203260926U Multifunctional hook clamp |
| 10/30/2013 | CN203260925U High-voltage live-line inspection-tour automatic control device |
| 10/30/2013 | CN203255900U Hoisting apparatus for hoisting on-load tap-changing mechanism of transformer |
| 10/30/2013 | CN103378562A Low-voltage pulling-out type whole set switch device and mounting method thereof |
| 10/30/2013 | CN103378556A Isolating device for maintaining and isolating disconnecting link |
| 10/30/2013 | CN103378555A Electric power overhaul support |
| 10/30/2013 | CN103378554A Busbar cutting workbench with caliper |
| 10/30/2013 | CN103378553A Method of insulating substation operation equipment |
| 10/23/2013 | CN203251000U Bus ground vehicle of switch cabinet |
| 10/23/2013 | CN203250999U An assembling and disassembling tool for GW5 knife switch contact fingers |
| 10/23/2013 | CN203250998U A tool for replacing a power supply at a live-working condition |
| 10/23/2013 | CN203250997U Mid-set switch cabinet movable baffle opening tool at electrical inspection |
| 10/23/2013 | CN103368093A Fuse tube hot-line installation clamp and fuse tube clamping system |
| 10/23/2013 | CN103368092A Method for fast processing heating wire clamp |
| 10/23/2013 | CN103368091A Ground lead and vehicle for loading safety tools and devices |
| 10/23/2013 | CN103368090A Replacement maintaining platform for knife switch mechanism |
| 10/23/2013 | CN103368089A A low-voltage transferring handcart |
| 10/22/2013 | CA2732405C Portable electrical equipment racking tool |
| 10/16/2013 | CN203242941U Novel electric power overhaul frame |
| 10/16/2013 | CN203242940U Novel carrying cart used for handcart switch |