| Patents for H02B 3 - Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear (3,442) |
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| 10/16/2013 | CN203237265U Switch cabinet carrying trolley |
| 10/16/2013 | CN103354326A Isolation device for maintaining isolation disconnecting link |
| 10/16/2013 | CN103354325A Method for changing load switch in on-load manner |
| 10/16/2013 | CN103354324A Processing method for conductive sealing joint heating of transformer bushing |
| 10/09/2013 | CN203233090U Upper box structure of semi-buried box-type substation |
| 10/09/2013 | CN203233089U Tool especially for removing burnt casing tube of drop-off fuse |
| 10/09/2013 | CN203233088U Device for overhauling high-voltage distributing box |
| 10/09/2013 | CN203233087U Multifunctional insulating partition plate |
| 10/09/2013 | CN203233086U Special-purpose waistband for switching operation |
| 10/09/2013 | CN203233085U Cable-duct-crossing device of high altitude construction platform |
| 10/09/2013 | CN203233084U Tool and material classification box for first-aid repair vehicles |
| 10/09/2013 | CN203233083U Special drop type fuse insulating baffle plate |
| 10/09/2013 | CN203233082U Multifunctional operating rod for transformer station |
| 10/09/2013 | CN203233081U Isolating switch maintenance scaffold |
| 10/09/2013 | CN203233080U Special tool for removing and installing soft bus in transformer station |
| 10/09/2013 | CN203233079U Maintenance support for electric-power high-voltage circuit-breaker spring operating mechanism |
| 10/09/2013 | CN203233078U Hand-cranked high-voltage switch cabinet door opener |
| 10/09/2013 | CN203232778U Device for changing silica gel respirator for main transformer in operation |
| 10/09/2013 | CN203232775U Track type transformer braking device |
| 10/09/2013 | CN203232463U Robot system for polling transformer substation |
| 10/09/2013 | CN103346498A Portable extensible high stool |
| 10/09/2013 | CN103346497A Intelligent substation electrical virtual circuit isolation method and system |
| 10/09/2013 | CN103346496A Double-bus protection uninterrupted power transition method in transformer substation intellectualized reconstruction process |
| 10/09/2013 | CN103346495A 10kV distribution transformer insulation isolation baffle device |
| 10/09/2013 | CN102510129B Cutting method for models of source end of electrical power system |
| 10/02/2013 | CN203225470U 10 kV voltage transformer one-time fuse installation tool |
| 10/02/2013 | CN203225364U Busbar-type specific grounding line chuck for centrally-installed switchgear |
| 10/02/2013 | CN203221495U Transformer substation inspection robot |
| 10/02/2013 | CN103337801A Transformer substation overhaul platform |
| 10/02/2013 | CN103337800A Vacuum circuit breaker overhaul scaffold |
| 10/02/2013 | CN103332608A Special suspender for replacing GW6 disconnector knob insulator |
| 09/26/2013 | DE102012005463A1 Verfahren zur Prüfung eines gasisolierten elektrischen Hochspannungsbetriebsmittels, insbesondere zur Prüfung eines SF6- gefüllten Hochspannungs-Leistungsschalters sowie Schaltungsanordnung umfassend wenigstens ein elektrisches Hochspannungsbetriebmittel mit einer Isoliergasfüllung Method of testing a gas-insulated high voltage electrical operating means, in particular for testing a SF6-filled high-voltage circuit breaker and circuit arrangement comprising at least one high-voltage electric equipment with a Isoliergasfüllung |
| 09/25/2013 | CN203218760U Transferring trolley |
| 09/25/2013 | CN203218759U Electric power equipment fault observer |
| 09/25/2013 | CN203218758U 66 kV oil-poor circuit breaker maintenance rack |
| 09/25/2013 | CN203218757U Special anti-dropping protection net for inner overhaul of main transformer 10kV side |
| 09/25/2013 | CN203218756U Special-purpose tool for live-line replacement of disconnecting switch operating mechanism |
| 09/25/2013 | CN203218755U Hanging bracket special for electric power disconnecting switch overhauling |
| 09/25/2013 | CN103326267A Routine inspection method and system of transformer substation |
| 09/25/2013 | CN103326266A Auxiliary operation device of outdoor isolating switch |
| 09/25/2013 | CN103326265A Multi-functional ladder trolley for switching operation |
| 09/25/2013 | CN103326264A Single-pole perpendicularly-telescopic outdoor high-voltage alternating-current disconnector replacing method |
| 09/25/2013 | CN103318773A Transformer hoisting apparatus |
| 09/25/2013 | CN103318745A Lightweight special-purposed spreader and mounting method thereof |
| 09/19/2013 | WO2013136497A1 Operation state detection device for control equipment using ic tags, rotation switch mechanism and detection adapter |
| 09/18/2013 | CN203205749U Maintenance anti-misoperation device of transformer station relay protection and automatic device cabinet |
| 09/18/2013 | CN203205748U Adjustable-balance circuit breaker transfer trolley |
| 09/18/2013 | CN203205747U Switch cabinet electricity detection vehicle |
| 09/18/2013 | CN203205746U Switch cabinet circuit breaker transfer trolley |
| 09/18/2013 | CN203205745U Electroscope-equipped electricity detection trolley |
| 09/18/2013 | CN203205744U Lifting type circuit breaker transfer trolley |
| 09/18/2013 | CN203205743U Adjustable-width circuit breaker transfer trolley support rack device |
| 09/18/2013 | CN203205742U Low voltage GIS switch cabinet installation car in distribution substation |
| 09/18/2013 | CN203205741U Tool for replacing drop-type fuse in bypass mode |
| 09/18/2013 | CN203205740U Power distribution switch state monitoring and optimization maintenance system |
| 09/18/2013 | CN203205713U 开关柜接地车 Switchgear ground vehicles |
| 09/18/2013 | CN203205195U Transformer manual oiling tool |
| 09/18/2013 | CN203204282U Camera insulating and fixing carriage |
| 09/18/2013 | CN203202995U Auxiliary illuminator of insulating operation rod |
| 09/18/2013 | CN103311831A Removal tool for transformer respirator |
| 09/18/2013 | CN103311830A Substation automation system debugging device |
| 09/18/2013 | CN103311829A Transformer substation monitoring system |
| 09/18/2013 | CN103311825A Movable overhauling power box special for power grid |
| 09/11/2013 | CN203193161U Porcelain vase mounting fixture for high-voltage isolation switch |
| 09/11/2013 | CN203193160U Transformer maintenance platform with storage function |
| 09/11/2013 | CN203193159U Electric device maintenance switch box |
| 09/11/2013 | CN203193158U Movable externally-hung temporary electricity box frame |
| 09/11/2013 | CN203193157U Box-type transformer substation hanger |
| 09/11/2013 | CN203193156U Installation platform for assembling outdoor box transformer station |
| 09/11/2013 | CN203193155U Transformer station floating object live removal device |
| 09/11/2013 | CN203192644U Circuit breaker spring replacing tool |
| 09/11/2013 | CN203182443U Maintenance ladder |
| 09/11/2013 | CN103296607A Box-type fixed metal-enclosed switchgear and installation and debugging method thereof |
| 09/11/2013 | CN103296599A Unhanging and hanging method of electric power line falling fuse tube and special unhanging and hanging device |
| 09/11/2013 | CN103296598A Distribution box assembly operating table with lighting device |
| 09/11/2013 | CN103296597A Multifunctional operational tool vehicle for switching operation |
| 09/11/2013 | CN103296596A Light-gathering heat-gathering de-icing device |
| 09/11/2013 | CN103296595A Demounting tool for GW5 knife contact fingers |
| 09/11/2013 | CN103296594A One-time fuse mounting tool for 10kV voltage transformer |
| 09/11/2013 | CN103292929A Multi-functional high voltage insulating rod |
| 09/11/2013 | CN103288011A Portable lifting device of transformer lifting machine |
| 09/04/2013 | CN203180388U Single-side container electric hanging plate |
| 09/04/2013 | CN203180387U Routing inspection device for electrical apparatuses of power distribution room |
| 09/04/2013 | CN203180386U Protector for disconnector knob insulator |
| 09/04/2013 | CN203180385U Novel cabinet hoisting device |
| 09/04/2013 | CN203180384U Hoisting structure for box-type transformer substation |
| 09/04/2013 | CN203180383U Mechanism case installation special device |
| 09/04/2013 | CN203180382U Grounding dolly for indoor metal armouring draw-out type switch equipment |
| 09/04/2013 | CN103280724A Disconnecting link porcelain bottle displacement maintenance base replacement device |
| 09/04/2013 | CN103280723A Method for assembling electrical cabinet frame for railway vehicle passenger room |
| 09/04/2013 | CN103280722A Low-voltage switchgear secondary wire arrangement method |
| 09/04/2013 | CN103280721A Processing technology of primary line of high-low voltage switch cabinet |
| 09/04/2013 | CN103280720A High voltage fuse parameter quick examining device |
| 09/04/2013 | CN103280719A Safety belt temporary fixing tool for transformer |
| 09/04/2013 | CN103280718A Electric power overhaul safety protector and electric power overhaul safety protection method |
| 09/04/2013 | CN103280717A Low-voltage isolation insulating cover |
| 09/04/2013 | CN103280716A Disconnecting link overhauling frame |
| 09/04/2013 | CN103280715A Method for sweeping accumulated dirt such as catkin of transformer heat radiator in electrified way |
| 09/04/2013 | CN103280714A Insulation method of splicing insulation cushions for outdoor power equipment |
| 09/04/2013 | CN103280713A Emergency device for air compressor system of pneumatic-mechanism circuit breaker |