| Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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| 03/06/2013 | CN202772527U Energy-saving rectangular hanging board |
| 03/06/2013 | CN102957117A Lightning-proof tension insulator string |
| 03/06/2013 | CN102957116A Portable-type steel-core aluminum twisted wire bending and binding tool |
| 03/06/2013 | CN102957115A Arrester arrangement method for 500-kV electric transmission line |
| 03/06/2013 | CN102957114A Novel quick aluminum alloy current-guide (jumper) wire clamp |
| 03/06/2013 | CN102088173B Device for driving birds through composite insulator |
| 03/06/2013 | CN101507071B Messenger supported overhead cable for electrical transmission |
| 02/28/2013 | WO2013026253A1 Power transmission line de-icing system and method thereof implemented using back braking operation during the whole process |
| 02/28/2013 | WO2013007175A3 Oil and gas layer overflow electronic detection and safety control cable hanger |
| 02/28/2013 | DE102011111969A1 Unterputz-Schuko-Steckdose Flush-grounded outlet |
| 02/27/2013 | CN202759205U Damper for electric power line |
| 02/27/2013 | CN202759204U Adjusting clamp applied to +/-500kV same tower double-circuit line |
| 02/27/2013 | CN202759203U Cable fixing device for 110-500kV power transmission tower |
| 02/27/2013 | CN102946080A Ice coating removing device of electric transmission line |
| 02/27/2013 | CN102136710B Self-heating deicing system of high-tension transmission lines |
| 02/27/2013 | CN101924339B Anti-vibration viscoelastic damping vibration absorber |
| 02/21/2013 | WO2013025915A2 Suspension clamp for cables having a preferential bend |
| 02/20/2013 | CN202749783U Direct current ice melting and static var compensation device |
| 02/20/2013 | CN202749782U Power-transmission-line ice melting system implemented by using switching operations in whole process |
| 02/20/2013 | CN202749781U Three-wire respective puling type wind deflection prevention structure of power transmission line |
| 02/20/2013 | CN202749780U Leading wire vibration damper |
| 02/20/2013 | CN202749779U Cable hanger |
| 02/20/2013 | CN202749778U High voltage porcelain knob |
| 02/20/2013 | CN202749777U Side phase fixing wire clamp of overhead conductor |
| 02/20/2013 | CN202749776U Novel insulated power cable cross-arm device |
| 02/20/2013 | CN202749775U Hanging plate |
| 02/20/2013 | CN202749774U Stay-wire snake-proof device |
| 02/20/2013 | CN202749773U Reserved-cable collector |
| 02/20/2013 | CN101820153B System debugging method for DC ice melting device |
| 02/13/2013 | DE202012009061U1 Die Anlage für die Reinigung der Leitungen der Starkstromleitungen vom Schnee und dem Eis. The system for cleaning the lines of the power lines from snow and ice. |
| 02/13/2013 | CN202737417U Remote laser deicing system of unattended transformer substation |
| 02/13/2013 | CN202737416U Rotary split spacer |
| 02/13/2013 | CN202737415U Cable hanger |
| 02/13/2013 | CN202736812U Disconnector specially for connection between DC ice melting device and converter station ice melting line |
| 02/13/2013 | CN102931621A Alternating-current deicing device for distribution line |
| 02/12/2013 | US8371028 Method for increasing the current carried between two high voltage conductor support towers |
| 02/06/2013 | EP2555365A1 Tensioning device with telescopic safety block for tension of a catenary |
| 02/06/2013 | CN202721421U Power transmission line cable deicing robot |
| 02/06/2013 | CN202721420U Interphase interval rod fitting used in single conductor |
| 02/06/2013 | CN202721419U Insulation suspension wire clamp |
| 02/06/2013 | CN202721418U Bowl head connecting piece |
| 02/06/2013 | CN202721417U Suspension yoke plate |
| 02/06/2013 | CN202721416U Overhead inlet wire structure |
| 02/06/2013 | CN202721415U Right angle hanging plate |
| 02/06/2013 | CN202721414U Electrical wire pole top cap |
| 02/06/2013 | CN102916381A Passive obstacle crossing mechanism of deicing machine for high-voltage power transmission line |
| 02/06/2013 | CN102916380A Design method aiming at preventing transmission line insulator string from being damaged by wind |
| 01/31/2013 | WO2013014374A2 Electric supply for a traction vehicle |
| 01/30/2013 | EP2551149A1 Supply system intended for forming an electric circuit for powering a tractive unit, railway facility and unit including such a supply system |
| 01/30/2013 | CN202712977U Transmission line on-line monitoring equipment power supply device |
| 01/30/2013 | CN202712801U Power transmission device capable of solving loss of overhead ground wire and melting ice |
| 01/30/2013 | CN202712800U Adjustable tuned filter direct-current ice-melting device |
| 01/30/2013 | CN202712799U Vibration-proof hammer for aluminium conductor (cable) steel-reinforced |
| 01/30/2013 | CN202712798U Boatswain's chair device capable of crossing high-voltage transmission line spacers |
| 01/30/2013 | CN202712797U Jumper spacer for plus or minus 500kV same-tower double-circuit transmission line |
| 01/30/2013 | CN202712796U Aluminium tube type jumper wire rigid connection structure |
| 01/30/2013 | CN202712795U Four-split spacer rod for +/- 500kV line steel-cored aluminium strand |
| 01/30/2013 | CN202712794U Pre-strand four-split wire spacer rod used for high-strength steel core aluminum alloy stranded wire |
| 01/30/2013 | CN202712793U Jumper suspension clamp for 4-bundle conductor of +/-500kV two-circuits-on-same-tower transmission line |
| 01/30/2013 | CN202712792U Four-division suspension link plate applied to V string of +/-500kV line |
| 01/30/2013 | CN202712791U 3*550kN triple tension string applied to +/-500kV line |
| 01/30/2013 | CN202712790U Strain clamp |
| 01/30/2013 | CN202712789U Tension-resistant conductor clamp for aluminum conductor steel-reinforced (ACSR) |
| 01/30/2013 | CN202712788U High voltage line protection falling prevention device |
| 01/30/2013 | CN202712787U Four-division suspension link plates applied to L string of +/-500kV line |
| 01/30/2013 | CN202706628U I-J-I serial type novel transmission line tower |
| 01/30/2013 | CN102904337A Power supply device of online monitoring device for power transmission lines |
| 01/23/2013 | CN202696101U Insulator cross-arm |
| 01/23/2013 | CN202696100U Cable deicing device based on shape memory alloys |
| 01/23/2013 | CN202696099U Horizontal type direct current melting ice thyristor valve group |
| 01/23/2013 | CN202696098U Lead wire spacing rod with improved structure for line |
| 01/23/2013 | CN202696097U 500kV frame wire-hanging ring |
| 01/23/2013 | CN202696096U Hydraulic strain clamp with improved structure |
| 01/23/2013 | CN202696095U Aerial hanging object anti-skidding and deviation-resisting device |
| 01/23/2013 | CN202696094U NLD bolt-type strain clamp for lines |
| 01/23/2013 | CN202696093U Socket clevis for line |
| 01/23/2013 | CN202696092U Quick aluminum alloy strain clamp |
| 01/23/2013 | CN202695979U Flexible bus bar spacing rod for transformer substation |
| 01/23/2013 | CN202689655U 35-kilovolt three-phase V-shaped-strand linear tower shaped like Chinese character 'shang' |
| 01/23/2013 | CN102891463A Method for deicing by using power circuit deicing device |
| 01/23/2013 | CN102891462A Quartered wire snow removing hopper |
| 01/23/2013 | CN102280847B Electric power line deicer |
| 01/23/2013 | CN101882767B Stringing method of high-tension overhead line |
| 01/16/2013 | EP2545615A1 Improvements in electrical connectors and methods therefor |
| 01/16/2013 | CN202678901U Anti-theft bracket for overhead power transmission lines |
| 01/16/2013 | CN202678900U Snow removing device for cables |
| 01/16/2013 | CN202678899U Relay station antenna feeder automatic ice-melting device |
| 01/16/2013 | CN202678898U Deicing robot for transmission line |
| 01/16/2013 | CN202678897U Armour rod-preformed bell-jar-type vibration-proof hammer metalware device |
| 01/16/2013 | CN202678896U Anti-skid, preformed and shockproof apparatus |
| 01/16/2013 | CN202678895U Single wire composite alternation spacing stick |
| 01/16/2013 | CN202678894U Adjustable spacer rod |
| 01/16/2013 | CN202678893U Power transmission tower with three-phase lead wires in delta-shaped cross-arm-sharing distribution |
| 01/16/2013 | CN202678892U Suspension clamp |
| 01/16/2013 | CN202678891U Suspension clamp for high strength steel core aluminium alloy twisted wires |
| 01/16/2013 | CN202678890U +/-800kV extra-high-voltage suspension-type direct-current filter capacitor apparatus |
| 01/16/2013 | CN202678889U +/- 500 kV line triple tension string yoke plate |
| 01/16/2013 | CN202678888U +/- 500 kV line double I string quaternary fission suspension yoke plate |
| 01/16/2013 | CN202678887U A jumper splicing sleeve of an overhead electric power transmission line |
| 01/16/2013 | CN202678886U Transmission circuit conductor protection warning device |