| Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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| 02/18/2009 | CN101369723A Protection system for reconfigurable static reactive-power compensation/DC de-icing composite apparatus |
| 02/18/2009 | CN101369722A Cable de-icing device |
| 02/18/2009 | CN101369721A Method for reducing local field strength of ultrahigh voltage transmission lines |
| 02/18/2009 | CN101366373A Solar supersonic wave bird driving device for electric power line |
| 02/18/2009 | CN100463318C Hammer-shocking resisting viscose process |
| 02/11/2009 | EP2021753A2 A power line temperature and sag monitor system |
| 02/11/2009 | CN201194323Y Automatic de-icing reset vibration machine for circuit |
| 02/11/2009 | CN201194322Y Conductor de-icing device for high-voltage transmission line |
| 02/11/2009 | CN201194321Y Novel cable hook |
| 02/11/2009 | CN201194320Y Anti-theft protector for communication cable |
| 02/11/2009 | CN201193410Y Compact narrow base tower |
| 02/11/2009 | CN101364720A DC bipolar half voltage overload ice melting method |
| 02/05/2009 | WO2009018052A1 Vibration resistant cable |
| 02/05/2009 | CA2692403A1 Vibration resistant cable |
| 02/04/2009 | CN201191747Y High-voltage line de-icing apparatus |
| 02/04/2009 | CN201191746Y Electric blower machine for deicing |
| 02/04/2009 | CN201191745Y Anti-bouncing rotary cable clip apparatus |
| 02/04/2009 | CN201191744Y Cable clip rotary type anti-bouncing spacer |
| 02/04/2009 | CN201191743Y Mouse proof device for over-hanging cable |
| 02/04/2009 | CN201191742Y AC dual looped single column combined anchor tower |
| 02/04/2009 | CN201191741Y Three phase conductive wire insulation fixing rack |
| 02/04/2009 | CN201191740Y Power-line tower synthetic protection system |
| 02/04/2009 | CN101358106A Anti-icing nano composite paint and application |
| 02/04/2009 | CN100459345C Lead shockproof equipment |
| 02/03/2009 | US7485800 Electrical current return device for avionic equipment |
| 01/28/2009 | CN201188528Y Link power frequency icing apparatus |
| 01/28/2009 | CN201188527Y Automatic deicing apparatus for preventing high-voltage from icing and handing snow |
| 01/28/2009 | CN201188526Y Anti-freezing overhead transmission line |
| 01/28/2009 | CN201188525Y Suspension loop for bowls head |
| 01/28/2009 | CN101355245A Composite silicium high energy-saving environment protection quakeproof hammer |
| 01/28/2009 | CN101355244A Bird injury resistance baffle for high-voltage line |
| 01/28/2009 | CN100456590C Steel cable theft-prevention clamp |
| 01/21/2009 | EP2016655A1 A cable suspension device |
| 01/21/2009 | CN201185330Y Deicer for high-tension line |
| 01/21/2009 | CN201185329Y Keeper for inter space of distribution circuit |
| 01/21/2009 | CN201185328Y Device for expelling fowl |
| 01/21/2009 | CN201185327Y Fowl-proof cover |
| 01/21/2009 | CN201185326Y Apparatus for expelling fowl |
| 01/21/2009 | CN101350510A DC great current deicing apparatus with static state reactive compensation function |
| 01/21/2009 | CN101350234A Outer layer insulation mongline round wire concentric gallows empty conductor and automatic deicing apparatus |
| 01/15/2009 | US20090014208 Hinged bushing suspension clamp and method for using said clamp |
| 01/14/2009 | CN201181830Y Low ice-covering optical fiber composite overhead ground wire |
| 01/14/2009 | CN201181829Y DC great current de-icing apparatus with static state type dynamic reactive-load compensation function |
| 01/14/2009 | CN201181828Y Obstacle-detouring multi-fission wire deicing robot |
| 01/14/2009 | CN201181827Y Assorted golden tool for carbon fiber composite core aluminum stranded wire |
| 01/14/2009 | CN201181826Y 10KV overhead conductor insulation support fixer |
| 01/14/2009 | CN201181608Y Anti-ice/snow high-tension line |
| 01/14/2009 | CN201178650Y Rotating optics bird driving device |
| 01/14/2009 | CN101346861A Spiral support |
| 01/14/2009 | CN101345402A Escapement for electric power line without bolt |
| 01/14/2009 | CN101345400A Special tool for examination and repair of ground wire shockproof hammer |
| 01/07/2009 | CN201178285Y Deicing apparatus of electricity transmission line |
| 01/07/2009 | CN201178284Y Snow disaster preventing power transmission line |
| 01/07/2009 | CN201178283Y Current bearing deicing system for high-voltage power transmission line |
| 01/07/2009 | CN201178282Y Loaded operating ice melting system for high-voltage power transmission line |
| 01/07/2009 | CN201178281Y Ice melting apparatus for electric grid |
| 01/07/2009 | CN201178280Y Anti-arc earthing wire clamp |
| 01/07/2009 | CN201178279Y Anti-bird pick for high-voltage power transmission line |
| 01/07/2009 | CN201178278Y Zinc oxide lightning arrester for 500kV power lines in high altitude region |
| 01/07/2009 | CN201178277Y Fixing line clamp for house lead-in |
| 01/07/2009 | CN201177988Y Lightning-proof overhead insulated wire |
| 01/07/2009 | CN201177852Y Iron tower anti-theft monitoring device for high-voltage power line |
| 01/07/2009 | CN101341639A A method for manufacturing a post insulator and a post insulator |
| 01/07/2009 | CN101340070A Automatic protecting overhead power line preventing cover ice automatically melting |
| 01/06/2009 | CA2174084C Squirrel shield device |
| 12/31/2008 | WO2009001999A1 Spacer jig for replacing spacer damper of overhead transmission line and method of replacing spacer damper using the same |
| 12/31/2008 | CN201174567Y Automatic ice melting device of electricity transmission iron tower |
| 12/31/2008 | CN201174566Y Device for expelling ice and snow on electricity transmission line |
| 12/31/2008 | CN201174565Y Cable de-icing machine |
| 12/31/2008 | CN201174564Y Direct-current ice melting apparatus |
| 12/31/2008 | CN201174563Y Over-current ice melting system of high-voltage power transmission system |
| 12/31/2008 | CN201174562Y De-icing robot for transmission & distribution line |
| 12/31/2008 | CN201174561Y Stringing code |
| 12/31/2008 | CN201174560Y Elevated DC feeding power supplying apparatus |
| 12/31/2008 | CN201174559Y Bird dispelling device on transmission tower |
| 12/31/2008 | CN101335444A Tension resisting clip for carbon fiber composite core conductive wire |
| 12/31/2008 | CN101335443A Horizontal direction force regulating apparatus for hard bus jump wire with diagonal tie |
| 12/31/2008 | CN101335434A High-voltage power line conductive and earthing wire foreign matter processing device |
| 12/31/2008 | CN101335433A Spacer jig for replacing spacer damper of overhead power lines and method of replacing spacer damper using the same |
| 12/31/2008 | CN101335432A Cable hanger production system and production method |
| 12/24/2008 | CN201171152Y Compact overhead transmission line for high altitude region |
| 12/24/2008 | CN201171151Y 智能电缆除冰器 Smart Cable de-icer |
| 12/24/2008 | CN201171150Y Overvoltage protector for open-resistant lever for avoiding wire from breaking due to lightning stroke |
| 12/24/2008 | CN101330199A Tension balancer for overhead line |
| 12/17/2008 | EP2002521A1 Device and method for cleaning cables |
| 12/17/2008 | CN201167224Y De-icing machine for one high, low voltage cable |
| 12/17/2008 | CN201167223Y Machine for removing ice from electrical wire |
| 12/17/2008 | CN201167222Y Pre-twisting type conductor spacer |
| 12/17/2008 | CN201167221Y Strain clamp for high-strength steel core aluminum alloy stranded wire |
| 12/17/2008 | CN201167059Y Switch device for automatically deicing composite conductors of aerial electric power line |
| 12/17/2008 | CN101325325A Method and apparatus for deicing of high voltage wire |
| 12/17/2008 | CN101325324A Anti-icing method for overhead wire based on real time operation mode |
| 12/17/2008 | CN101325323A DC power guiding transmission deicing operation method |
| 12/17/2008 | CN101325322A AC line-feeding deicing connection plan for current-exchanging station |
| 12/17/2008 | CN101325321A Method for deicing aerial high voltage power line using laser |
| 12/17/2008 | CN101325320A Structure for installing lightning arrester for electric pole |
| 12/16/2008 | US7464513 Modular tower structure |
| 12/10/2008 | CN201163714Y Intelligent ice melting device of power system |
| 12/10/2008 | CN201163713Y Hook type shockproof hammer |
| 12/10/2008 | CN101320903A High voltage direct current asymmetric electric power line pole tower |