Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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09/22/2004 | CN1531619A Pole-top insulator |
09/15/2004 | CN2641876Y Spacer for 330KV compact type transimssion power line |
09/15/2004 | CN2641875Y Tension-resisting clamp for wire |
09/15/2004 | CN2641874Y Prefabricated aluminium pipe wire jumper |
09/09/2004 | US20040172809 Method for the installation of signalization spheres on lightning rod cables of transmission lines |
09/01/2004 | EP1453169A1 Clamping device for an overhead cable to a pole |
08/31/2004 | US6784983 System for monitoring cables |
08/25/2004 | CN2636471Y Direct installing type tension resistant wire clamp |
08/25/2004 | CN2636470Y Safe and reliable bowl head hanging plate |
08/19/2004 | US20040159453 De-icer for suspended overhead lines |
08/18/2004 | EP1446690A1 Optical fibre drop cables |
08/18/2004 | CN2634692Y Position occupied barrier for bird trouble of eliminating power system |
08/11/2004 | CN1520498A Stackable transmission line hanger |
08/10/2004 | US6774303 Clamp for a vibration damper and method of installing same |
08/10/2004 | US6774302 Method for maintenance of overhead line plants for telecommunications |
08/05/2004 | WO2004065159A1 An arrangement and a method for providing electric power to a vehicle |
08/05/2004 | US20040149970 Electric wire removing roller for lp insulator and power distribution method of construction |
08/05/2004 | US20040149474 Clamp for a vibration damper and method of installing same |
08/04/2004 | CN2631081Y Hot-line work wiring ring |
07/28/2004 | CN2629303Y Pretwisting damping hammer |
07/21/2004 | CN2627703Y Aluminum alloy insulated wire strain clamp |
07/21/2004 | CN2627702Y Prefabricated bridle wire unit |
07/21/2004 | CN2627701Y Protecting wire net for preventing bird from building nest on transmission line iron tower |
07/15/2004 | DE202004007294U1 Fixing band for rapidly sheathing electrical cable has slits with sections which can be bent out for a cable through hole |
07/14/2004 | CN2626100Y Insulating protection case for suspension clamp |
07/14/2004 | CN1513223A Electric wire removing roller for LP insulator and power distribution method of construction |
07/08/2004 | US20040129841 Drop wire clamp |
07/07/2004 | CN1511365A Device for preventing cable damage during installation |
06/30/2004 | CN1508924A Pincerlike cable clamp |
06/30/2004 | CN1508923A C-shape parrel-slot cable clamp |
06/30/2004 | CN1508922A Tensile-resistant cable clamp integrating internal block and body |
06/30/2004 | CN1508921A Tensile-resistant cable clamp of aluminium alloy with high strength |
06/30/2004 | CN1508920A Single-slot cable clamp |
06/30/2004 | CN1508919A Single-slot cable clamp |
06/30/2004 | CN1508918A Special-shaped parrel-slot cable clamp |
06/27/2004 | CA2413996A1 Overhead powerline suspension system |
06/27/2004 | CA2413933A1 Overhead powerline suspension system |
06/22/2004 | US6754432 Composite insulator with an optical fiber guided between a metal end-fitting and the support rod |
06/22/2004 | CA2407922C Ballast box attachment and method of mounting said ballast box |
06/17/2004 | US20040113026 Pole top support for aerial eletric power lines |
06/02/2004 | EP1171934B1 A system and a method for monitoring and warning regarding the presence of manually and temporarily fitted ground connectors on high voltage conductors, as well as a warning device and a conductor means included in the system |
06/01/2004 | CA2407924C A ballast box for use with a light pole |
05/25/2004 | CA2092741C In-line isolator |
05/20/2004 | US20040094965 Wind mill with a suspension for cables and the like, such suspension for cables and the like and a holder for such suspension |
05/12/2004 | EP1418084A1 Tensioning pulley |
05/12/2004 | CN2615939Y Pre-twisting wire damping pendant cable clamp |
05/12/2004 | CN2615938Y Pretwisting electric armour clamp for overhead lines |
05/12/2004 | CN2615937Y Pretwisting pendant armour clamp for overhead lines |
05/11/2004 | US6732981 Drop wire clamp |
05/06/2004 | US20040085226 Power line warning light apparatus |
05/06/2004 | DE10112694B4 Befestigungsklemme für ein Kabel Mounting clamp for a cable |
05/05/2004 | CN2614374Y Insulation protection sleeve for steel twisted line, and antiskid link block and pothook assembly thereof |
05/04/2004 | US6729021 Method for the installation of signalization spheres on lightning rod cables of transmission lines |
04/29/2004 | DE10295371T5 Stapelbarer Übertragungsleitungshänger Stackable transmission line hangers |
04/28/2004 | EP1413032A1 A device for preventing cable damage during installation |
04/27/2004 | US6727604 Switching apparatus and method for a segment of an electric power line |
04/21/2004 | EP1410477A1 Switching apparatus and method for varying a phase line impedance of an electric power transport line section |
04/21/2004 | CN2613032Y Power line crossing insulation protective compensation component |
04/15/2004 | WO2004032300A1 Method for deicing energized electrical transmission lines |
04/15/2004 | CA2499131A1 Method for deicing energized electrical transmission lines |
04/14/2004 | CN2612128Y Wholley enclosed come-along |
04/14/2004 | CN2612127Y Double-loop overhead cable terminal station |
04/14/2004 | CN1489816A Double-wheel supported drum assembly for optical communication wire and grond wire |
04/13/2004 | US6720677 Power lines and apparatus using the same |
04/08/2004 | US20040065458 Means and method for removing extraneous matter like ice/snow from an overhead line |
04/07/2004 | EP1406363A1 Cable hanger |
04/07/2004 | CN2610540Y Simple wire clip |
04/07/2004 | CN2610539Y Arc-tight puncture armour clamp for preventing breakage of overhead insulated wire by thunderstrike |
04/07/2004 | CN1487640A Cable suspension |
04/01/2004 | US20040061030 Cable hanger |
03/31/2004 | EP1402137A1 Pole-top insulator |
03/31/2004 | CN1486525A Means and method for removing extraneous matter like ice/snow on overhead line |
03/30/2004 | US6713891 Wind mill with a suspension for cables and the like, such suspension for cables and the like and a holder for such suspension |
03/23/2004 | US6710473 Current conducting part of a power transmission line |
03/18/2004 | WO2004023617A1 Overhead power line installation apparatus |
03/16/2004 | US6706968 Environmentally sealed wrap-around sleeves having a longitudinal sealant chamber |
03/11/2004 | DE10241123A1 Bird protector cover/hood fitting method for manual fitting, maintenance, removal and/or exchange attaches to non-zero-potential connected aerial/overhead wires |
03/10/2004 | CN1481057A Arc tight punctured anchor clamp for preventing broken wire of aerial insulated conductor caused by lightning strike |
03/09/2004 | US6702236 Double offset hanger |
03/03/2004 | EP1393421A1 Electric wire removing roller for lp insulator and power distribution method of construction |
03/03/2004 | CN2605688Y Overhead cable birds-trouble preventing apparatus |
02/26/2004 | US20040036360 Battery storage for grid scale power within rights-of-way |
02/26/2004 | US20040035984 Drop wire clamp |
02/26/2004 | US20040035601 Vibration damper for overhead power lines |
02/12/2004 | US20040026112 Composite reinforced electrical transmission conductor |
02/11/2004 | CN1138326C Compact type step-up method from 35 KV to 110 KV |
02/04/2004 | CN2602529Y Run-resistant hanging cable cleat |
02/04/2004 | CN2602528Y Vibration-proof strain clamp |
02/04/2004 | CN2602527Y Ball-type grip strain clamp |
01/29/2004 | WO2003068609A8 Protective cover |
01/29/2004 | US20040018042 Connectors for towing cable and the like |
01/28/2004 | EP1385245A1 Self-supporting cable duct |
01/28/2004 | EP1384299A1 Anchor clamp for the termination of an overhead cable |
01/21/2004 | CN2600964Y Anti-resonance hanging cable clamp |
01/14/2004 | CN1468460A Pole top support for aerial electric power lines |
01/13/2004 | CA2348590C Adaptable, overhead line vibration damping/sag adjustment device |
01/08/2004 | WO2003085304A3 Multi-compartment aerial duct |
01/07/2004 | EP1378041A1 A method and a device for removing ice and snow from a powerline |
01/07/2004 | EP1075721B9 A cable clamp |
01/07/2004 | CN2598222Y Special shaped clip for many sizes of wires |