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WO/2001/082435A2 |
A wrap-around cable sleeve (100) for environmentally sealing a cable section is provided where the wrap-around cable sleeve (100) includes a longitudinally extending body (110) comprising an electrically insulating material and having a ...
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WO/2001/080390A1 |
A method for the realisation and the maintenance of overhead line plants for telecommunications, in which the anchor or 'mooring' device of the self-gripping two-way supports of the cables, is made integral with a movable structure free ...
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WO/2001/076034A2 |
A method and apparatus are provided for controlling swinging oscillations in a power line suspended between a first point and a second point. The oscillations are exacerbated by cooling effects when the velocity of the power line is at a...
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WO/2001/063715A1 |
The invention concerns a trolley designed to be used on a live power line. The trolley is equipped with three coplanar traction wheels spaced apart along a first longitudinal axis parallel to the live power line and thereabove. The troll...
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WO/2001/063625A2 |
Wildlife guards for surrounding electrical insulator bushings and electrical conductors extending therefrom include pivotally connected first and second cover portions. Each cover portion includes a respective lever arm configured such t...
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WO/2001/048884A1 |
The invention concerns an entirely mechanical slackening and de-icing installation, for use to protect an aerial cable. Said slackening and de-icing device can be directly installed on the cable-bearing path, without interrupting its mec...
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WO/2001/045223A1 |
An installation (10) comprises an aerial line (12), for example an ADSS cable, suspended from a plurality of suspension locations (14) provided on or by structures which extend from ground level (18). In order to bar access to the line t...
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WO/2001/045220A2 |
The aim of the invention is to develop railway telecommunication networks. In the first stage, the railway pillars are examined as to their load-carrying capacity. The cantilevers with take-off rollers are fixed to the pillars which have...
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WO/2001/028056A1 |
Hand-held devices that can be used to quickly install flashover protection covers around energized electrical conductors and equipment are provided. Each device includes a guide assembly that defines a pair of spaced-apart, converging pa...
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WO/2001/022549A1 |
The invention relates to a device for fastening a vibration damper (1) on an overhead conductor (5). Said device comprises a spacer (6) with a locating end (6a) and a bearing end (6a), the locating end (6a) carrying the vibration damper ...
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WO/2000/077902A1 |
A damper (10) for absorbing vibrations in an overhead cable (12) which has a support member (14) attached to the cable (12) and at least one dampening member (30) pivotally connected to an axial member (24) mounted on a support axis (22)...
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WO/2000/077903A1 |
Apparatus (1) and method for overhead conductor (3) suspension on suspension structure (2) increasing electrical clearance of overhead energized conductors to ground, underlying objects, grounded structure parts etc. by elevation of the ...
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WO/2000/070382A1 |
The invention relates to a high-voltage overhead line comprising an optical cable (K) that is placed on an overhead conductor or on an overhead ground wire (LS). The optical cable is guided in a partial area (TB) on a supporting element ...
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WO/2000/068657A1 |
System for monitoring high-tension cables (1) in air stretches as well as a use of the same. The system comprises at least one optic fibre (3) fastened to the high-tension cable (1), said optic fibre comprising at least one Bragg grating...
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WO/2000/064021A1 |
The invention relates to a method for continuously attaching spiral-shaped fastening elements (WBE) for a cable (K), which is to be fastened to a bearer or high voltage cable (S). According to the inventive method and device, a spring ba...
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WO/2000/062390A1 |
A method and device for removing ice from overhead conductors of a bundle of conductors or preventing an accumulation of ice on these conductors. The method includes forcing the entire current load of the line in one or a portion of the ...
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WO/2000/038289A1 |
A system for warning regarding the presence of manually attached grounding contacts (21) on high voltage conductors (3), comprises: a) a naked additional conductor (1) close to the high voltage conductor (3), however spaced therefrom, an...
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WO/2000/036724A2 |
The invention relates to a wind turbine with a suspension, to such suspension and holders for such suspensions. The invention has the purpose of suspending elongated members such as electrical power cables from the nacelle of a wind turb...
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WO/2000/035061A1 |
The invention concerns a switching apparatus designed to be used with an electric power transmission line section comprising several phase lines. Each of the phase lines includes several conductors electrically insulated from one another...
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WO/2000/031845A1 |
The present invention relates to as a combined cable suspension device and cable carriage. In order to enable a cable suspension device (1) to be used also as a cable carriage, the suspension device has been provided with a rotatable cab...
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WO/2000/027009A1 |
A line spacer for use between power transmission lines to maintain the lines at a set spacing from each other includes at least two spaced jaws and a lever action closure mechanism operable to close the jaws after engaging of the spacer ...
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WO/2000/025404A1 |
Adaptable line vibration damping/sag adjustment devices (28) with hollow regions (46A, 46B) in each half (30, 32) that facilitate drilling of larger holes in the halves (30, 32) of the device (28) so that the devices (28) can hold and cl...
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WO/2000/017979A1 |
The inventive stay device is comprised of two clamping fixtures, a stay plate (26) provided with fastening elements (30), and of two steel cables (22, 24) which uniformly transfer force exerted onto the stay plate (26) by the cable (28) ...
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WO/2000/014839A1 |
Helical support for cables of the type used to lay out a line of cables on a surface (8) and/or masts, and for which a plurality of supports is used, said supports being comprised of a pin (1) fixed to the surface (8) and/or mast along w...
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WO/2000/010832A2 |
A cable clamp, especially a cross-span adjuster clamp or bearer cable clamp for supporting frameworks of catenary systems pertaining to electrified railway lines. The inventive cable clamp comprises a clamping body (1) with a hooked clam...
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WO/2000/011769A1 |
The invention relates to a device for use when drawing overhead transmission lines or conductors between insulators on line supporting structures, comprising means for attaching the device to the insulator, and means for guiding the over...
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WO/2000/008275A1 |
The invention uses one or more scissor devices, or disks, or cogs such that the axial thermal expansion of a coupling member is amplified such that this amplified movement is used to automatically mitigate the sag of a suspended line; th...
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WO/1999/065127A1 |
A cable mounting device suitable for use in mounting radio signal cables to a hook-type cable support mounted on a wall or ceiling of a tunnel comprises a thermoplastic stand-off base (1) having two ends separated from each other; a ther...
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WO/1999/059230A1 |
An aerial distribution cable consisting of insulated wire (1) is laid in parallel with an insulated wire (7) for field relaxation of double the length that causes creepage flashover but does not cause AC dynamic current in the event of l...
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WO/1999/057792A1 |
A clamp (30) for a cable (35), in particular a cable clamp for a cable such as an electricity or telecommunications cable, comprising two or more co-operating body sections (10, 20) which together define a channel (26) which accommodates...
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WO/1999/057595A1 |
The invention relates to a high voltage overhead line with an optical cable mounted on a line conductor (LS). The optical cable (LK) is guided at a distance by means of fixing points in the shape of an arc. A protective connecting spiral...
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WO/1999/048182A1 |
The capacity of an existing aerial transmission line is increased without changing the aerial transmission line. A blackened heat-conductive braided heat-dissipating band (1) or blackened surface heat-dissipating spiral rod having a surf...
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WO/1999/032916A1 |
An easily installable, robust device capable of securing and supporting cable (28) even under extreme weather and loading conditions. The device supports cable during and after stringing of the cable. The device is easily adaptable to ac...
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WO/1999/030399A1 |
Flashover protection covers are provided in a continuous length for covering power line spans between supporting structures. A flexible panel includes an inner surface and generally parallel opposite edge portions configured to be joined...
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WO/1999/022432A1 |
The invention concerns a device and a method for de-icing a live conductor (12) which consists in: first detecting the presence of ice in the surroundings of the conductor (12) by means of a sensor (32) and then in emitting, by radio wav...
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WO/1999/012762A1 |
An aerial line tensioning device which uses an outer casing to protect the slide mechanism and the oscillation mechanism of the gas spring type aerial line tensioning device from disturbance, the slide mechanism comprising a cylinder cas...
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WO/1999/007050A1 |
The invention concerns a device and a method for de-icing an elongate structural element with closed outline. The device is formed by a couple of electrically conductive and insulated wires, pre-formed to be wound, side by side, along an...
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WO/1998/057851A2 |
The invention includes system (100) for modifying ice adhesion strength of ice adhered to any object. The system includes an electrode (106) that is electrically insulated from the object (104) and a DC source (109), e.g., a battery, cou...
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WO/1998/058431A1 |
The invention relates to an overhead line conductor, particularly to a sheathed conductor (1) comprising at least one ridge part (5) on the surface of the conductor for damping conductor (1) vibration generated by formation of turbulence...
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WO/1998/053542A1 |
Disclosed is a vibration damper for elongate objects, the damper comprising a strip of metal formed into a first helix to form a gripping section having a diameter selected to grip the elongate object, and a second helix of a wider diame...
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WO/1998/035416A1 |
A communications cable is provided having a support strand (32) and at least one coaxial cable (34) helically wound around the support strand. The coaxial cable includes an inner conductor (40), a dielectric (42) surrounding the inner co...
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WO/1998/026484A1 |
A cross-arm for supporting overhead power lines comprises a hollow tube incorporating a lightning protection device enclosed within the hollow tube. An insulator mounted on the hollow tube supports an overhead power line. A conductor enc...
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WO/1998/021794A1 |
A device for compensating length variations of tensioned cables, with a substantially constant tension, comprising a contrast element, which is meant to be interposed between one end of the tensioned cable and an anchoring element and is...
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WO/1997/049155A1 |
The inventin relates to a safety arrangement for improvement of general safetyness particularly in connection with a counterweight arrangement (1) being used for stretching of an aerial electric power cable or like. The safety arrangemen...
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WO/1997/046795A1 |
A mobile overhead cable distribution system (10) for an office or the like, comprising a plurality of horizontally elongate cable supporting members (16) connected horizontally in series and supporting thereon horizontally extending powe...
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WO/1997/044875A1 |
A field spacer for bunched conductors with two conductor clamping heads connected together by a spacer (3) and each consisting of a fixed clamping jaw (1) and a movable clamping jaw (2) pivotable thereon and a locking pin (12) which can ...
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WO/1997/043016A1 |
The invention concerns an aid for climbing trees, poles and the like, which simplifies the climbing of a pole or tree in open line construction and forestry and serves as effective protection against falls. According to the invention, th...
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WO/1997/041627A1 |
An overhead conductor (12) is supported by a support element (16) and tied to the support element by means of a wire-wrap tie (18). The wire-wrap tie has a centre section (32) which engages with the support element, and a tail (36) at ea...
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WO/1997/040506A1 |
A variable capacitor includes a first electrode (2), a second electrode (3) and, located between the first and second electrodes, an array of gas discharge tubes (7). The capacitor includes means for producing an electrical discharge in ...
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WO/1997/035372A1 |
A suspension clamp is described for suspending and clamping elongate flexible members such as, for example, cables, the clamp comprising: (i) a saddle in which the elongate flexible member may sit, (ii) a mounting to support the saddle w...
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