Patents for H02G 7 - Overhead installations of electric lines or cables (6,956) |
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02/24/1998 | CA2108059C Vibration resistant overhead electrical cable |
02/18/1998 | EP0823980A1 Squirrel shield device continuing applications |
02/18/1998 | CN2274827Y Glass fiber reinforced plastic casing for three wire cross |
02/05/1998 | DE19630773A1 Screw-clamped connector for overhead 380kV power line cables |
02/04/1998 | CN1172373A Wire grip for pulling wire on supporting body |
02/04/1998 | CN1172372A Clamper for electric wire |
02/03/1998 | CA2137963C Combined electrical power & optical transmission system |
01/21/1998 | CN1171067A Methods and apparatus for manufacturing helical products |
01/07/1998 | CN1169609A Method for mfg. of cable bridge frame |
12/29/1997 | EP0752166B1 Deicing device for cable |
12/24/1997 | WO1997049155A1 Safety arrangement |
12/23/1997 | US5700980 Aerial cable spacer |
12/17/1997 | EP0813012A1 Electrical cable support and cable duct with such supports |
12/11/1997 | WO1997046795A1 Mobile overhead power/communication distribution system |
12/10/1997 | CN2269983Y Liquid-gas type tension compensator |
12/10/1997 | CN1167531A Combined electrical power and optical transmission system |
11/27/1997 | WO1997044875A1 Field spacer for bunched conductors |
11/26/1997 | EP0809341A1 Support spacer for aerial cable |
11/26/1997 | EP0809340A1 Assembly for the overhead supporting of cables, in particular for telecommunications |
11/20/1997 | WO1997043016A1 Aid for climbing trees, poles and the like |
11/20/1997 | DE19619875A1 Feldabstandhalter für Bündelleiter Field spacer for bundle conductors |
11/13/1997 | DE19719329A1 Tree- or mast-climbing aid |
11/12/1997 | CN2267561Y Weight for damping oscillation of line |
11/06/1997 | WO1997041627A1 The support of a slender element, more particularly an overhead conductor |
11/05/1997 | EP0723698A4 Squirrel shield device |
10/30/1997 | WO1997040506A1 Variable capacitor |
10/29/1997 | CN1163498A Anti-corrosion, fire-retardant cable bridge frame and its module |
10/28/1997 | US5682015 Squirrel shield device |
10/21/1997 | US5679922 For use between electrical conductors |
10/21/1997 | US5678609 Aerial duct with ribbed liner |
10/15/1997 | CN1162207A Buffer clamp for erecting cable |
09/25/1997 | WO1997035372A1 Suspension clamps |
09/25/1997 | DE19649291C1 Guide element for multi-filament electrical cable for LV lighting system |
09/25/1997 | DE19636480C1 Glass fabric-backed adhesive tape having enhanced durability and UV resistance |
09/18/1997 | WO1997034354A1 Controllably slidable clamp for supporting a power cable or electrical conductor |
09/18/1997 | WO1997034306A1 Insulated electrical equipment |
09/10/1997 | EP0793852A1 Insulated electrical equipment |
09/09/1997 | US5665936 Wire spacing device |
08/27/1997 | EP0790871A1 Methods and apparatus for manufacturing helical products |
08/13/1997 | EP0789435A1 Cable suspension devices |
07/08/1997 | US5647046 Wedge deadend to support aerial cables |
07/02/1997 | EP0782234A2 Suspension device for aerial cables |
06/24/1997 | US5641939 Access door cover system |
06/18/1997 | EP0696389B1 Holder for a low-voltage cable |
06/10/1997 | US5636664 For removing a wrapped wire preform from an electrical power line |
06/05/1997 | WO1997020371A1 Cable hanging clamp |
05/29/1997 | WO1997019456A1 An electric power transmission line with protection devices against lightning overvoltages |
05/28/1997 | EP0776013A2 Multiple-cable power transmission line system |
05/28/1997 | DE19543662A1 Scaffolding for catcher net during overhead power line mast maintenance |
05/27/1997 | US5633802 Computerized apparatus |
05/21/1997 | CN1150502A Deicing device for cable |
05/21/1997 | CN1150481A Elliptical aerial self-supporting fiber optic cable and associated apparatus and method |
05/02/1997 | EP0770276A1 Mark ball to be fastened on a wire and method for mounting of the ball |
04/30/1997 | CN2253537Y Covered wire clip |
04/23/1997 | EP0769834A1 Device for placing aerial marks on a cable |
04/22/1997 | US5623122 Method and apparatus for service cable disconnection |
04/19/1997 | CA2187983A1 Device for installing air beacons on a cable |
04/16/1997 | CN1147713A Wedge type guy clamp |
04/01/1997 | US5616969 Power distribution system having substantially zero electromagnetic field radiation |
03/26/1997 | EP0764286A1 Elliptical aerial self-supporting fiber optic cable and associated apparatus and methods |
03/12/1997 | CN1144981A Spiral hanger for cable and method of instaling cable using the same |
03/06/1997 | CA2184656A1 Clamp for overhead line and method of attachment thereof |
02/27/1997 | WO1997007579A1 Suspension clamp for hanging the wires of high-voltage open cables on a support structure |
02/25/1997 | US5605017 Pultruded utility line support structure and method |
01/15/1997 | CN2245289Y Plastic sheath cable |
01/15/1997 | CN2245288Y Suspension clamp for electric line |
01/15/1997 | CN2245287Y Shake-proof suspension clamp for electric cable |
01/15/1997 | CN2245286Y Anti-dizziness ball for transmission line |
01/08/1997 | EP0752166A1 Deicing device for cable |
12/24/1996 | US5586461 Methods and apparatus for manufacturing helical products |
12/19/1996 | DE19521618A1 Field spacer unit for HV overhead electrical power lines |
12/05/1996 | WO1996038892A1 Method of fitting an optical-fibre cable on a power transmission line cable |
12/05/1996 | DE19520382A1 Fitting an optical fibre cable on an overhead power transmission cable |
12/05/1996 | DE19520380A1 Cable clamping device for HV pylon |
12/05/1996 | DE19520379A1 Installation system for optical fibre cable combined with HV line |
11/20/1996 | EP0742967A1 Three phases conductor arrangement |
11/12/1996 | US5574841 Apparatus and method for three-dimensional powerline designing and maintenance |
11/07/1996 | WO1996035217A1 Squirrel shield device continuing applications |
10/30/1996 | EP0740379A1 Arching protection device for coated medium-voltage cables |
10/24/1996 | WO1996033541A1 Circuitry for reduction of the magnetic field in the vicinity of multiphase power lines |
10/24/1996 | CA2192174A1 Circuitry for reduction of the magnetic field in the vicinity of multiphase power lines |
10/16/1996 | CN2237897Y Fast cable suspension device |
09/30/1996 | CA2145813A1 Cable carrier |
09/25/1996 | CN2236186Y Shock-resistant pretightened tension-resistant wire clip |
09/25/1996 | CN2236162Y Cable steel twisted wire insulation protecting cover and cable hook |
09/18/1996 | CN2235665Y Wire clamping means for damping oscillation of lines |
09/17/1996 | CA2071303C Utility power pole system |
09/12/1996 | DE3844933C2 Suspended electrical power carrying cable |
08/14/1996 | CN2233004Y Multifunctional wire tightener |
08/08/1996 | DE19601890A1 Power cord suspension arrangement within vehicle |
07/31/1996 | EP0723698A1 Squirrel shield device |
07/30/1996 | US5539961 Spring-loaded wedge dead end |
07/18/1996 | CA2166736A1 Power line suspension clamp |
06/11/1996 | US5526457 Method and apparatus for preventing dry band arcing in a combined overhead electrical power and optical transmission system |
05/30/1996 | WO1996016416A1 Insulated electrical equipment |
05/17/1996 | WO1996014176A1 Methods and apparatus for manufacturing helical products |
05/17/1996 | CA2204139A1 Methods and apparatus for manufacturing helical products |
05/09/1996 | WO1996013852A1 An intermediate voltage cable marker with enhanced conspicuity |
05/09/1996 | WO1996013740A1 Combined electrical power and optical transmission system |
05/07/1996 | US5515230 For reducing fringing electric and magnetic fields |