| Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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| 01/15/2014 | CN103515909A Soft-cracking ice removing machine on high-voltage electric wire |
| 01/15/2014 | CN103515908A Anti-waving wire stabilizing pipe |
| 01/15/2014 | CN103515907A Ground conduction wire spacer bar |
| 01/15/2014 | CN103515906A Alternate spacer bar |
| 01/15/2014 | CN103515905A Double-arranged suspension clamp for lines |
| 01/15/2014 | CN103515904A Fixing square wire clamp |
| 01/15/2014 | CN103515903A NLD bolt-type strain clamp for lines |
| 01/15/2014 | CN103515902A Socket clevis for circuits |
| 01/15/2014 | CN102208791B Defroster for high-tension transmission line |
| 01/09/2014 | WO2014007563A2 Steel-tower lifting device, and steel-tower lifting method and steel-tower maintenance method using the device |
| 01/08/2014 | CN203387140U Equipotential direct-current-loaded electrified ice melting device |
| 01/08/2014 | CN203387139U Thermal ice melting device for power using system of 35kV substation |
| 01/08/2014 | CN203387138U Auxiliary spacer for 330 kV line |
| 01/08/2014 | CN203386908U Splicing sleeve |
| 01/08/2014 | CN103500974A Output switchover system for DC (direct current)-based deicing device |
| 01/08/2014 | CN103500973A Double-sided once-loading tool for spacing-rod rotary-wire-clip eight-column damping column |
| 01/08/2014 | CN103500972A Sealing strain clamp of carbon fiber composite core optical fiber wires |
| 01/06/2014 | CA2819878A1 Strakes for utility structures |
| 01/03/2014 | WO2013014374A3 Electric supply for a traction vehicle |
| 01/01/2014 | CN203377571U Alternating current deicing structure |
| 01/01/2014 | CN203377570U Self-energized-regulation ice-melting power source |
| 01/01/2014 | CN203377569U Wedge-shaped strain clamp |
| 01/01/2014 | CN203377568U Wire tensioning piece |
| 01/01/2014 | CN103490645A Single-phase electrified railway contact net direct-current deicing device and system |
| 01/01/2014 | CN103490365A Deicing mechanism for high-voltage line deicing devices |
| 01/01/2014 | CN103490364A DCS control power grid power transmission line ice-preventing device |
| 01/01/2014 | CN103490363A Rapid Direct-current deicing short circuit device of electric transmission line |
| 01/01/2014 | CN103490362A Hard spiral deicing device for power transmission line cable |
| 01/01/2014 | CN103490361A Method for removing covering ice of electric transmission lines |
| 01/01/2014 | CN103490360A Semi-solid single-point waving prevention device |
| 01/01/2014 | CN103490359A Anti-waterlogging strain clamp |
| 01/01/2014 | CN103490358A Overhead conductor type terminal stay wire device |
| 12/31/2013 | US8618414 Holding device for an overhead line and overhead line configuration |
| 12/25/2013 | CN203367935U Phase distance optimization structure for strain tower of compact transmission line |
| 12/25/2013 | CN203367934U DC deicing system |
| 12/25/2013 | CN203367933U Current transformer type power transmission line lead heating ice-melting device with secondary capacitor compensation |
| 12/25/2013 | CN203367932U A snow removing bucket preventing snow form accumulating on a line |
| 12/25/2013 | CN203367931U An oscillation ice-removing device |
| 12/25/2013 | CN203367930U Ice-melting and deicing device for power grid |
| 12/25/2013 | CN203367929U Deicing device for power grid |
| 12/25/2013 | CN203367928U Power transmission line hammer type deicer |
| 12/25/2013 | CN203367927U Novel vibration-proof hammer |
| 12/25/2013 | CN203367926U 间隔棒 Spacer |
| 12/25/2013 | CN203367925U Composite material-based energy-saving type pre-twisted spacer rod |
| 12/25/2013 | CN203367924U Insulated umbrella structure applied in substation transmission lines |
| 12/25/2013 | CN203367923U Punching suspension clamp |
| 12/25/2013 | CN203367922U Electric power fitting applied onto overhead line |
| 12/25/2013 | CN203367921U Anti-bird plate for power transmission tower |
| 12/25/2013 | CN203367920U Earth potential working non-bearing-force connection wire clamp |
| 12/25/2013 | CN203367919U Wire clamp body of ground-potential-working non-bearing connecting wire clamp |
| 12/25/2013 | CN203367918U Downlead structure of 500kV HGIS distribution equipment |
| 12/25/2013 | CN203367917U Stamping strain clamp |
| 12/25/2013 | CN203366837U High voltage power transmission cable, and deicing device for same |
| 12/25/2013 | CN103474975A Lightning-protection nanometer magnet choke device |
| 12/25/2013 | CN103474937A Wire protection device capable of automatically preventing snow accumulation and mounting method thereof |
| 12/25/2013 | CN103474936A AC ice-melting method and structure |
| 12/25/2013 | CN103474935A High-energy-consumption wave-prevention device |
| 12/25/2013 | CN103474934A Hook special for erecting cable and hook component |
| 12/25/2013 | CN103474933A 35kV overhead transmission line jumper wire bracket |
| 12/25/2013 | CN103474932A Universal adjustable squirrel cage jumper regulator |
| 12/25/2013 | CN103474931A Power transmission line insulation bird damage prevention method |
| 12/25/2013 | CN103474930A High-strength, energy-saving and anti-corona yoke plate |
| 12/25/2013 | CN102290773B Wiring method for realizing full-automatic line direct-current ice-melting operation |
| 12/19/2013 | US20130333939 Method and apparatus for reducing wire theft from street light and utility poles having frangible bases |
| 12/18/2013 | CN203352105U A wire arrangement mode converting rod |
| 12/18/2013 | CN203352104U Multifunctional insulating cross arm |
| 12/18/2013 | CN203352103U Power supply device capable of eliminating icing of slide wire |
| 12/18/2013 | CN203352102U Electromagnetic anti-vibration hammer |
| 12/18/2013 | CN203352101U Anti-vibration system of overhead transmission lines |
| 12/18/2013 | CN203352100U Windproof stay wire cross-arm device for power transmission line |
| 12/18/2013 | CN203352099U TJ spacer on power transmission line strain tower |
| 12/18/2013 | CN203352098U A sub conductor spacer rod |
| 12/18/2013 | CN203352097U Splicing sleeve |
| 12/18/2013 | CN203352096U Strain clamp used for aluminum alloy core aluminum stranded conductor |
| 12/18/2013 | CN203352095U Support device of crane sliding contact line used for portal crane |
| 12/18/2013 | CN203352094U Long-distance visible cotter pin |
| 12/18/2013 | CN203352093U Plug-in type phase board fastening fitting |
| 12/18/2013 | CN203351964U Mounting structure for low-voltage outgoing line in power distribution room |
| 12/18/2013 | CN103457226A Pneumatic rotary deicing device |
| 12/18/2013 | CN103457225A Alternating-current deicing method based on flow cell |
| 12/18/2013 | CN103457224A Electric transmission line inducted voltage restraint device based on impedance adjustment |
| 12/18/2013 | CN103457223A Cable double-axis pressure deicing robot |
| 12/18/2013 | CN103457222A Reconfiguration method of 12-pulse transistor converter valve set |
| 12/18/2013 | CN103457221A Method for configuring structure transformation of double 6-pulse thyristor converter valve groups |
| 12/18/2013 | CN103457220A Anti-gallop flexible composite phase-to-ground spacer |
| 12/18/2013 | CN103457219A Strain clamp of aluminium stranded wire with aluminium alloy core |
| 12/18/2013 | CN103457218A Large steel anchor type strain clamp of aluminum-alloy-cored aluminum formed wire conductor |
| 12/18/2013 | CN103457217A Large steel anchor type strain clamp of aluminum-alloy-cored aluminum strand |
| 12/18/2013 | CN103457216A Large steel anchor type strain clamp of aluminum-alloy-cored aluminum formed wire conductor liner tube |
| 12/18/2013 | CN103457215A Large steel anchor type strain clamp of aluminum-alloy-cored aluminum strand liner tube |
| 12/18/2013 | CN103457214A Ground potential operation non-bearing connection wire clamp |
| 12/18/2013 | CN103457213A Wire clamp body of ground potential operation non-bearing connection wire clamp |
| 12/18/2013 | CN103444696A Novel line thorny device for preventing birds |
| 12/18/2013 | CN101924338B Method for suppressing dancing and alternate flashover of single-lead transmission line |
| 12/12/2013 | WO2013181977A1 Audible noise calculation method for high voltage dc power transmission line |
| 12/11/2013 | CN203339628U 500kV wire outlet structure suitable for hydropower stations |
| 12/11/2013 | CN203339627U Ice melting auxiliary device with negative impedance characteristic |
| 12/11/2013 | CN203339626U Segmented DC ice melting system of ultra-high voltage DC transmission line |
| 12/11/2013 | CN203339625U Stockbridge damper |
| 12/11/2013 | CN203339624U Double bundled sub-conductor spacer for phase to ground spacer |