| Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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| 06/15/2011 | CN102092314A Tension compensation device with brake function |
| 06/15/2011 | CN101672124B Compound material pole tower |
| 06/15/2011 | CN101599625B Tension resisting metal tool for OPPC and installation method thereof |
| 06/15/2011 | CN101420110B Knocking type deicer for power transmission line |
| 06/15/2011 | CN101202429B Support with adjustable inclination angle, column support composite insulator component and method of mounting |
| 06/14/2011 | US7958982 Cable guide having a signaling instrument |
| 06/08/2011 | CN201860076U Vertical suspension plate set |
| 06/08/2011 | CN201860075U 1/2 bowl ball combining relaxation regulator |
| 06/08/2011 | CN201860074U 1/2 bowl ball combining open connecting ring |
| 06/08/2011 | CN201860073U Perforated ring type strain-insulation hanging plate |
| 06/08/2011 | CN102088173A Method and device for driving birds through composite insulator |
| 06/03/2011 | WO2010067317A3 Electric energy distribution pole with incorporated ground system |
| 06/01/2011 | CN201854001U Composite tower with vertical grounding down wire in center |
| 06/01/2011 | CN201854000U Rod tower cable fixing device |
| 06/01/2011 | CN201853999U Rime removal robot for electric power circuit |
| 06/01/2011 | CN201853998U Overhead line twisting and deicing device driven by shape memory alloy |
| 06/01/2011 | CN201853997U Multi-frequency vibration damper |
| 06/01/2011 | CN201853996U Anti-corona damping spacer for conductor of 1150kV alternating current (AC) compact power transmission line |
| 06/01/2011 | CN201853995U Ratchet wheel tightener |
| 06/01/2011 | CN201853994U Multifunctional lead clamping device |
| 06/01/2011 | CN201853993U Globular bird repeller with steel tendons |
| 06/01/2011 | CN201853992U Interphase joint jumper string of strain tower for transmission line |
| 06/01/2011 | CN201853991U Interphase combined Y-type jumper string for strain tower of transmission line |
| 06/01/2011 | CN201850813U Gan-shaped (Chinese character) tension resistant tower of compact power transmission line |
| 06/01/2011 | CN102082407A Hammerhead of anti-vibration hammer as well as production process and device thereof |
| 06/01/2011 | CN102082406A Aluminum clad steel pre-stranded wire and preparation method thereof |
| 06/01/2011 | CN102082405A 0.4KVMG lead tensioning and compressing armor clamp |
| 06/01/2011 | CN101478135B De-icing device for electric wire |
| 05/25/2011 | CN201846043U Hinge type vibration damper |
| 05/25/2011 | CN201846042U UHVDC jumper spacer for multiple-splitting conductor |
| 05/25/2011 | CN201846023U Fixing device for cables |
| 05/25/2011 | CN201845882U Split wire transformation connecting device on high-voltage power transmission line |
| 05/25/2011 | CN102074909A Adjustable cross arm straight fixture |
| 05/25/2011 | CN102074323A Novel insulating cross arm and manufacturing process thereof |
| 05/25/2011 | CN102072691A Measuring tool and measuring method for installation of high-altitude operation damper |
| 05/25/2011 | CN101557089B Conducting wire deicing method and device for high-voltage transmission line |
| 05/25/2011 | CN101521363B Protecting method, device and system for electric power pylon |
| 05/25/2011 | CN101335433B Spacer jig for replacing spacer damper of overhead power lines and method of replacing spacer damper using the same |
| 05/18/2011 | CN201838970U Direct-current ice melter not provided with special rectifier transformer |
| 05/18/2011 | CN201838969U Suspension device for anti-vibration hammer |
| 05/18/2011 | CN201838968U Novel anti-vibration hammer |
| 05/18/2011 | CN201838967U Novel balance device of damper |
| 05/18/2011 | CN201838966U Rotary cable clip spacer rod type double-swing anti-galloping device |
| 05/18/2011 | CN201838965U Pre-twisted and rotary wire clamp type spacing rod |
| 05/18/2011 | CN201838964U Anti-bird insulated comprehensive protection device for high-tension power transmission line |
| 05/18/2011 | CN201838919U High-temperature low-pressure hot air deicing car |
| 05/18/2011 | CN102064509A Method for vertical grounding down-leading on inner side of composite material pole tower and pole tower thereof |
| 05/18/2011 | CN102064508A Rime removing robot for electric power circuit |
| 05/18/2011 | CN102064507A Push-pull device of conductor spacer of overhead wire |
| 05/18/2011 | CN102064506A 10 to 110kv overhead bare conductor line bird nest preventing device |
| 05/18/2011 | CN102064502A Method for preventing wire joint from getting hot |
| 05/18/2011 | CN101483330B Microwave hot vapor de-icing apparatus and de-icing method |
| 05/18/2011 | CN101452748B Self-luminescence cable warning device and matched mounting tool thereof |
| 05/18/2011 | CN101346861B Spiral support |
| 05/11/2011 | CN201829907U Earth wire of overhead transmission line |
| 05/11/2011 | CN201829906U Ice striper for aerial line of high-voltage power transmission line |
| 05/11/2011 | CN201829905U Double-arm support type direct current ice-melting accessing combined fitting |
| 05/11/2011 | CN201829904U Direct current ice thawing device with special rectifier transformer |
| 05/11/2011 | CN201829903U Weighting block wind drift preventing device for single wire clips of power transmission line |
| 05/11/2011 | CN201829902U Preformed and rotary wire clip spacer-type double-pendulum anti-galloping device |
| 05/11/2011 | CN201829901U Linear adjustable apart dance-preventing hardware |
| 05/11/2011 | CN201829900U Anti-galloping damping device of transmission line |
| 05/11/2011 | CN201829899U Trembling suppressor |
| 05/11/2011 | CN201829898U Novel antiskid type anti-vibration hammer |
| 05/11/2011 | CN201829897U Interphase range extender for overhead conductors |
| 05/11/2011 | CN201829896U Ten-split adjustable phase-to-phase spacer hardware tool used for extra-high voltage compact transmission line |
| 05/11/2011 | CN201829895U Quadrifid detuning pendulum anti-oscillation damping conductor spacer |
| 05/11/2011 | CN201829894U Novel link fitting for adjustable interphase conductor spacer |
| 05/11/2011 | CN201829893U Energy-saving wear-resistant anti-falling suspended pre-stranded wire clamp |
| 05/11/2011 | CN201829862U Saddle type wire hoist |
| 05/11/2011 | CN102055157A High-strength anti-corona pre-twisted suspension clamp |
| 05/11/2011 | CN102055156A Fixing device of bird dispersing device for distribution network line |
| 05/11/2011 | CN101593955B Rotary grounding wire clip |
| 05/11/2011 | CN101533998B Lifting device for on/off wire of ice coating removal equipment for transmission line |
| 05/11/2011 | CN101505045B Dual bus access method for DC ice melting current |
| 05/04/2011 | CN201821070U Double-circuit compact type angle tower with horizontally-wound and jumped jumper wire of transmission wire |
| 05/04/2011 | CN201821069U Deicing device for pylon |
| 05/04/2011 | CN201821068U Device for removing ice and preventing icing for power line |
| 05/04/2011 | CN201821067U Pre-twisted wire damper |
| 05/04/2011 | CN201821066U Strain clamp for overhead insulated conductor provided with steel core |
| 05/04/2011 | CN201813752U Directly fixed bird spike |
| 05/04/2011 | CN102044855A Spacer damper for multi-bundle conductors |
| 05/04/2011 | CN102044854A Wedge-shaped strain wire clamp |
| 05/04/2011 | CN102044851A Method for replacing optical fiber composite overhead ground wire or common overhead ground wire without power cut |
| 05/04/2011 | CN101358106B Anti-icing nano composite paint and application |
| 04/28/2011 | DE102009050920A1 Method for preventing or clearing e.g. ice, on surface of power line, involves freely releasing cable or wire of power line to fall from height to initial position, while utilizing upper and lower conductors of power line as support |
| 04/27/2011 | CN201813132U Universal pole tower ground wire lifter |
| 04/27/2011 | CN201813131U Deicing robot |
| 04/27/2011 | CN201813130U Ice removing head for overhead line of high-voltage power transmission line |
| 04/27/2011 | CN201813129U All-insulated overhead line jumper clamp |
| 04/27/2011 | CN201813128U Bolt type strain clamp |
| 04/27/2011 | CN201813127U Electric device |
| 04/27/2011 | CN201813101U Lifting device for aerial wires |
| 04/27/2011 | CN201811756U Conductor ice-coating device for power transmission line |
| 04/27/2011 | CN201805849U Intelligent environmental-friendly bird-repelling device based on solar power supply |
| 04/27/2011 | CN101567540B Deicing device for high-voltage power transmission cable |
| 04/27/2011 | CN101557090B De-icing device with wattless current injected in the end of transmission line |
| 04/20/2011 | CN201805204U Wedge-type insulation strain clamp |
| 04/20/2011 | CN102025120A Transverse l-shaped alternate anti-oscillation hardware |
| 04/20/2011 | CN102024533A Composite flexible insulator and manufacturing method and application thereof |