| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 01/22/2014 | CN103532037A Spring locker for 10kVVD4 and VS1 switches |
| 01/22/2014 | CN103532036A Assembling tool structure and assembling method of switch cabinet copper bar |
| 01/22/2014 | CN103523704A Detachable support applied to lifting of small-sized electric power device and construction method thereof |
| 01/22/2014 | CN103520852A Spacing-adjustable safety belt hanging device for disconnecting switch overhaul |
| 01/15/2014 | CN203398624U High-voltage insulation rod |
| 01/15/2014 | CN203398586U Portable multifunctional insulating tool trolley |
| 01/15/2014 | CN203398585U Portable 10kV electrical testing trolley for switch cabinet |
| 01/15/2014 | CN203398584U Folding-type trolley for maintenance of switch |
| 01/15/2014 | CN203398583U Live-working fuel injector |
| 01/15/2014 | CN203398582U Fast-assembling diversion clamp |
| 01/15/2014 | CN203398581U Electric actuator box installation platform |
| 01/15/2014 | CN203398580U Support device applied to power distribution board assembly |
| 01/15/2014 | CN203398579U 放电操作杆 Discharge operating lever |
| 01/15/2014 | CN203398578U Improved installation support of knife switch mechanism case |
| 01/15/2014 | CN203392777U Single-mast telescopic electric lift hoisting tool |
| 01/15/2014 | CN203392754U Transformer hanging device |
| 01/15/2014 | CN103515850A Processor mounting component capable of bidirectionally exhausting air |
| 01/08/2014 | CN203387098U Multifunctional drop-out fuse assembling and disassembling apparatus |
| 01/08/2014 | CN203387097U Roll-over stand for assembling high-voltage circuit breaker |
| 01/08/2014 | CN203387096U High-voltage disconnecting switch dynamic contact insertion stroke detection apparatus |
| 01/08/2014 | CN203387095U Insulating operating rod |
| 01/08/2014 | CN203387094U High-voltage electrical equipment maintenance workbench |
| 01/08/2014 | CN203387093U Insulating rod safely-opening/closing device |
| 01/08/2014 | CN203387092U Tool for replacing transformer in box transformer |
| 01/08/2014 | CN203387091U Protection screen top provided with retractable curtain |
| 01/08/2014 | CN203387090U Drill jig for switchgear support beam |
| 01/08/2014 | CN203387089U Tool for maintaining electric power equipment |
| 01/08/2014 | CN203387055U Low-voltage partition plate structure inside pre-assembling transformer substation |
| 01/08/2014 | CN203380826U Special tool for ring main unit |
| 01/08/2014 | CN203378608U Shoe special for climbing high-voltage electrical appliance insulators |
| 01/01/2014 | CN203377515U Replacement tool of vacuum circuit breaker closing spring |
| 01/01/2014 | CN203377514U Power device snow cleaning and deicing bar |
| 01/01/2014 | CN203369506U Low-voltage meter installation, power connection and live-wire operation tool pocket |
| 01/01/2014 | CN103490316A Trolley for mounting long conductor of GIS (Gas Insulated Switchgear) switch |
| 01/01/2014 | CN103490315A High-voltage trolley pushed by hand to move |
| 01/01/2014 | CN103490314A Tool machine for disassembling and assembling 500kV converter transformer valve side sleeve |
| 01/01/2014 | CN103490313A Adjustable insulating ladder |
| 01/01/2014 | CN103490312A Insulating, shielding and anti-disengaging device |
| 01/01/2014 | CN103489575A Electric-power fuel tank with antitheft plug and special tool for assembling and disassembling plug |
| 01/01/2014 | CN103480608A Clearing device capable of eliminating accumulated snow and dust of electrical equipment |
| 12/25/2013 | CN203367869U Multifunctional insulation operating rod |
| 12/25/2013 | CN203367823U Device for replacing fuse |
| 12/25/2013 | CN203367822U Tool for replacing fuse tube of drop-out fuse |
| 12/25/2013 | CN203367821U Disconnecting link mechanism replacement and maintenance platform |
| 12/25/2013 | CN203367820U Heating treatment drainage cover for switch lead jointing clamp of transformer station |
| 12/25/2013 | CN203367819U Novel safety belt fixing support for outdoor knife switch overhaul |
| 12/25/2013 | CN203367818U Vacuum circuit breaker transit trolley |
| 12/25/2013 | CN203367817U Electric-power-overhaul dedicated telegraph pole umbrella |
| 12/25/2013 | CN203367816U Multifunctional safety isolation plate |
| 12/25/2013 | CN203367804U Electrical network special-purpose mobile overhaul power case |
| 12/25/2013 | CN203359828U Detachable and portable lifting tool |
| 12/25/2013 | CN203359822U Indoor GIS (geographic information system) transport in-place device |
| 12/25/2013 | CN103474893A Grounding sequence lock |
| 12/25/2013 | CN103474892A Inflatable assembly and disassembly device for current transformer in switch cabinet |
| 12/25/2013 | CN103474891A Torque spanner special for contact conductive arm of middle-arrangement type handcart circuit breaker |
| 12/25/2013 | CN103474890A Insulation barrier |
| 12/25/2013 | CN103474185A Novel insulating baffle |
| 12/25/2013 | CN102104235B Conveying device for gas insulated bus |
| 12/18/2013 | CN203352014U Insulation isolation baffle plate preventing breaker interphase short circuit |
| 12/18/2013 | CN203352013U Busbar assembly fixture of low-tension switch cabinet |
| 12/18/2013 | CN203352012U Electric tool for live-line wiping of contact of knife switch |
| 12/18/2013 | CN203352011U Steering wheel type crank |
| 12/18/2013 | CN203352010U Portable electric power overhaul table |
| 12/18/2013 | CN203352009U Oil pressing device for replacing transformer bushing |
| 12/18/2013 | CN203352008U Ground wire management device |
| 12/18/2013 | CN203345999U Special multifunctional lifting frame for busbar bridge |
| 12/18/2013 | CN203345912U Portable special suspension tool |
| 12/18/2013 | CN103460531A Switchgear |
| 12/18/2013 | CN103457186A Movable cable trench gap bridge for power transformation construction |
| 12/18/2013 | CN103457185A Fusion tube falling protective device |
| 12/18/2013 | CN103457184A Multifunctional device for installing and detaching drop-out fuse |
| 12/18/2013 | CN103457183A Assembly flip frame for high voltage circuit breaker |
| 12/18/2013 | CN103457182A Intelligent safety barrier recovering and arranging vehicle |
| 12/18/2013 | CN103457181A Cable head pulling-out tool of ring main unit |
| 12/18/2013 | CN103457180A Auxiliary trolley device for trolley opening-and-closing primary phasing |
| 12/18/2013 | CN103457053A Grounding device for maintenance of box-type transformer |
| 12/18/2013 | CN103456463A Oil injection device for transformer section maintenance and oil drainage and oil injection method |
| 12/18/2013 | CN102611200B Unmanned aerial vehicle power transmission and transformation monitoring system based on laser quantum cryptographical communication |
| 12/12/2013 | WO2013183126A1 Optical fiber thermal sensor |
| 12/11/2013 | CN203339537U Maintenance tool connecting belt |
| 12/11/2013 | CN203339536U Multifunctional fall protection apparatus |
| 12/11/2013 | CN203339535U Voltage transformer fuse mounting tool |
| 12/11/2013 | CN203339534U Auxiliary operation device for outdoor isolation switch |
| 12/11/2013 | CN203339533U A low voltage isolation insulating cover |
| 12/11/2013 | CN203339532U An insulation isolating device of a low-voltage switch |
| 12/11/2013 | CN203339531U Safety baffle plate for electric power facility maintenance |
| 12/11/2013 | CN203339530U Mounting structure of switch cabinet |
| 12/11/2013 | CN203339529U All-in-one machine for changing transformer accessory |
| 12/11/2013 | CN203339524U Portable electric power distribution box |
| 12/11/2013 | CN203338969U Live installation tool of insulating sheath of transformer |
| 12/11/2013 | CN203337287U A multifunctional high-voltage insulating rod |
| 12/11/2013 | CN103441437A Connector for connecting transformer station large-size apparatus base and chain block |
| 12/11/2013 | CN103441436A Special lifting tool for replacing whole set of 66kV isolating switch |
| 12/11/2013 | CN103441435A Disconnecting switch overhauling trolley |
| 12/11/2013 | CN103434991A Lifting working vehicle |
| 12/05/2013 | WO2013179925A1 Switchgear and switchgear assembling method |
| 12/04/2013 | CN203326471U Reflector for living working operation |
| 12/04/2013 | CN203326441U Sealing gasket integrated storage device for transformer overhauling |
| 12/04/2013 | CN203326440U Robot inspection tour system based on hierarchical control structure |
| 12/04/2013 | CN203326439U Knife porcelain vase translation maintenance base-replacing apparatus |