| Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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| 08/10/2011 | CN201927978U 一种消减高压电力架空导线上挂积冰雪的装置 A high-voltage overhead power wires hanging plot device abatement snow |
| 08/10/2011 | CN201927977U 新型输电线路融冰装置 The new transmission line ice-melting device |
| 08/10/2011 | CN201927976U 新型直流融冰装置 The new ice-melting device DC |
| 08/10/2011 | CN201927975U 预绞式防振锤 Preformed Damper |
| 08/10/2011 | CN201927974U 电力线路防止导线舞动装置 Galloping means to prevent power lines |
| 08/10/2011 | CN201927973U 输电线路防鸟害装置 Transmission Line bird hazard prevention device |
| 08/10/2011 | CN201927972U 多回路分支塔杆 Multi-loop branch tower |
| 08/10/2011 | CN201927971U 相序球 Phase sequence ball |
| 08/10/2011 | CN201927945U 一种管塔紧线梁的紧线辅助装置 An auxiliary device tight line tight line beam tube tower |
| 08/10/2011 | CN201927938U 一种用于线路跨越的专用跨越线 Dedicated across the line for a line across the |
| 08/10/2011 | CN102148486A Power frequency online anti-icing and de-icing method for power transmission line |
| 08/10/2011 | CN101656410B Bird dispeller |
| 08/10/2011 | CN101447658B Spring damping and vibration isolating device used in transmission line |
| 08/10/2011 | CN101111978B High-tension tower, power transporting system, power transporting method and assembling method |
| 08/10/2011 | CA2745776A1 Line inspection robot and system |
| 08/03/2011 | CN201918688U 电缆终端架 Cable terminal rack |
| 08/03/2011 | CN201918685U 一种越障式输电线路除冰装置 One kind of obstacle-type transmission line de-icer |
| 08/03/2011 | CN201918684U 输电线路融冰装置 Transmission Line ice-melting device |
| 08/02/2011 | CA2512471C Flexible distribution line cover and method of installing the same |
| 08/02/2011 | CA2504216C Apparatus and method for modifying a power flux in an electrical transmission line section |
| 07/27/2011 | CN201910604U Swing-hammer type energy conversion anti-wave hardware tool |
| 07/27/2011 | CN201908471U Tangent tower for electric transmission line |
| 07/27/2011 | CN102136711A Method for forming resistance heat to melt ice on high-tension line with low tension |
| 07/27/2011 | CN102136710A Self-heating deicing system of high-tension transmission lines |
| 07/27/2011 | CN102136709A Device and method for reducing ice and snow hung and accumulated on high-voltage electric overhead conductors |
| 07/27/2011 | CN102136708A Strain clamp for insulated power cables clustered in parallel |
| 07/27/2011 | CN102136707A High-voltage overhead line special-type strut hardware fitting |
| 07/27/2011 | CN102136696A Transmission line patrolling or deicing robot |
| 07/27/2011 | CN102136692A Tool for replacing JB type parallel groove clamp on live line |
| 07/27/2011 | CN102136690A Automatic dismounting device of transmission line damper |
| 07/27/2011 | CN101277002B Method for construction of charged assembling 10kV bi-gyrus distribution line concrete lever |
| 07/21/2011 | DE102005040094B4 Abstandhalter Spacers |
| 07/20/2011 | CN201904594U Spacer rod push-and-pull device for overhead conductor |
| 07/20/2011 | CN201904593U Pre-stranded two-bundle spacer |
| 07/20/2011 | CN201904592U Drainage wire fixing device of high voltage power transmission line |
| 07/20/2011 | CN101667722B Method for melting ice and snow on power transmission and distribution lines by low voltage and high current |
| 07/20/2011 | CN101515706B Device for preventing power transmission tower from collapsing caused by overload |
| 07/19/2011 | CA2728821A1 Spacer device |
| 07/19/2011 | CA2477123C Apparatus and method for lifting aerial cables |
| 07/14/2011 | DE102010004310A1 Assembly for eliminating ice formation on contact wires of e.g. train, has laser formed in defined working area, where energy acts upon freezing of wire in stand state and during drive state such that icing crystal structure is burst open |
| 07/13/2011 | CN201898311U Double-joint grounding ring |
| 07/13/2011 | CN201898310U Double-hook wire grip |
| 07/13/2011 | CN201898309U Drainage rod type strain clamp |
| 07/13/2011 | CN101555732B Tension-compression main material type electric power pylon |
| 07/12/2011 | US7977571 Method and apparatus for provision of temporary conductor tension support in transmission or distribution circuits |
| 07/07/2011 | WO2011081274A1 Robot for inspecting a power distribution line |
| 07/06/2011 | CN201893533U Damper |
| 07/06/2011 | CN201893532U Energy-saving shock-proof hammer |
| 07/06/2011 | CN201893531U Arched jumper wire |
| 07/06/2011 | CN101533997B Ice coating removal equipment for high-tension transmission line |
| 07/06/2011 | CN101267097B High elevation correction method for ultra-high voltage and ultra-high voltage line air insulation clearance |
| 06/30/2011 | DE202011000962U1 Aufsatzelement für einen hohlen Beleuchtungsmast Top element for a hollow mast lighting |
| 06/29/2011 | CN201887410U Knocking type high-tension wire deicer |
| 06/29/2011 | CN201887409U Mechanical withdrawal device for antivibration hammer of overhead power transmission line |
| 06/29/2011 | CN201887408U Rigid lead fixer of needle type bottle |
| 06/29/2011 | CN201887407U Parallelly disposed universal joint type joint hardware fitting for anti-oscillation interphase conductor spacer in sub-conductors of double bundle conductor |
| 06/29/2011 | CN201887406U Vertically disposed universal joint type joint hardware fitting for anti-oscillation interphase conductor spacer for sub-conductors in double bundle conductor |
| 06/29/2011 | CN201887405U Fixing device for bird repeller of distribution network line |
| 06/29/2011 | CN201887376U Adjustable cross arm suspension string holder |
| 06/29/2011 | CN201883333U Reinforced glass fiber guy cable for cable |
| 06/29/2011 | CN102110968A Clearance type strain clamp for conducting wires |
| 06/29/2011 | CN102108462A Aluminium alloy material and preparation method and application thereof |
| 06/29/2011 | CN101689757B Ice-melting device for bundle conductor transmission line and thereof method |
| 06/29/2011 | CN101572394B Damping mechanism of overhead line deicing robot |
| 06/29/2011 | CN101350234B Outer layer insulation mongline round wire concentric gallows empty conductor and automatic deicing apparatus |
| 06/23/2011 | WO2011072508A1 Tension compensation device with brake function |
| 06/22/2011 | CN201877768U Automatic accumulated snow cleaning device for cables |
| 06/22/2011 | CN201877767U Antiskid sleeve for transmission line damper |
| 06/22/2011 | CN201877766U Anti-slip energy-saving preformed armor rod damper hardware tool used for transmission lines |
| 06/22/2011 | CN201877765U Novel interphase anti-galloping hardware |
| 06/22/2011 | CN201877764U Adjustable anti-galloping interphase spacer |
| 06/22/2011 | CN201877763U Turn buckle type stepless adjustable interphase spacing bar bracket |
| 06/22/2011 | CN201877762U Anti-galloping spacing bar |
| 06/22/2011 | CN201877761U Adjustable non-drainage strain clamp hardware fitting for compact EHV transmission line |
| 06/22/2011 | CN201877760U Flexible jumper system for single-pole combined transposition strain tower |
| 06/22/2011 | CN201877759U Bird-driving device for high voltage power transmission line |
| 06/22/2011 | CN201877758U Joint hung plate |
| 06/22/2011 | CN201877757U Mounting device for installing bird expeller in electrified way |
| 06/22/2011 | CN201877735U Ground wire lifting mechanism |
| 06/22/2011 | CN201877729U Mobile type quick dismantlement spanning frame |
| 06/22/2011 | CN102104239A Anti-vibration hammer |
| 06/22/2011 | CN102100225A Live mounting method of bird repeller |
| 06/16/2011 | US20110139503 Cementitious fibre reinforced composite cross arm |
| 06/15/2011 | CN201868825U 500KV double-circuit self-transposition tower |
| 06/15/2011 | CN201868824U High-voltage cable deicing machine |
| 06/15/2011 | CN201868823U Vibratory overhead line deicing device driven by shape memory alloy |
| 06/15/2011 | CN201868822U Deicing machine for overhead transmission line |
| 06/15/2011 | CN201868821U Adjustable double pendulum swing-preventing device |
| 06/15/2011 | CN201868820U Anti-resonance rotary power hammer-type anti-galloping phase spacer |
| 06/15/2011 | CN201868819U Waterproof spacer rotary wire clamp |
| 06/15/2011 | CN201868818U Dual-splitting conductor spacer |
| 06/15/2011 | CN201868817U Galloping prevention conductor spacer |
| 06/15/2011 | CN201868816U Clamping tool for rotary wire clamp |
| 06/15/2011 | CN201868815U Rotary wire clamp for conductor spacer |
| 06/15/2011 | CN201868814U Adjustable galloping prevention conductor spacer |
| 06/15/2011 | CN201868813U High-strength anti-dizzy pre-stranded suspension clamp |
| 06/15/2011 | CN201868778U Insulating cable clamp manipulator |
| 06/15/2011 | CN102097773A Heavy hammer type energy conversion anti-galloping fitting |
| 06/15/2011 | CN102097772A Bird-proof whip for power transmission line |
| 06/15/2011 | CN102097766A Strain-resistant lead hanging process for gap type lead |