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