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WO/2000/014838A1 |
A cable burial system (30) includes a cable burial tool (40) having a base frame (54), a blade (56) extending downwardly from the base frame (54) and having a vertically oriented internal slot (58) therein with a slot width, and a feed s...
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WO/2000/011770A1 |
The invention concerns a modular guiding device (4), characterised in that it comprises a plurality of juxtaposed rollers (5) maintained in position by means of flanges (6), said flanges (6) being provided with a support leg (8) for link...
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WO/2000/006843A1 |
The invention relates to a method for laying data cables (15) in a liner during the renovation of pipe ducts (1). The data cables (15) are protected by the liner on all sides. According to said method the data cables (15) can be laid at ...
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WO/1999/064367A1 |
The present invention relates to a system for carrying electrical energy in connections made by means of underground cables. In particular, it relates to a method of laying cables and a trench filler having a low thermal resistivity, use...
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WO/1999/065129A1 |
The invention relates to a method for installing at least one pipe line and/or an empty conduit (2) in supply and sanitation pipes (1) which have already been laid, especially in sewer pipe systems or networks and similar. According to s...
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WO/1999/061710A1 |
The invention concerns a method for casting bi-constituent solventless resin with a low pressure bi-constituent pump for protecting $i(in situ) underground cables, said cables being electric or telephone cables or even optical fibres. Th...
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WO/1999/053233A1 |
The invention relates to a sealing element (1) with inflatable bellows (10) for sealing piping. Said sealing element can be e.g. cylindrical in shape and said bellows (10) can be provided with two recesses (14a, 14b) containing a gel (11...
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WO/1999/046529A1 |
The invention concerns a conduit (1) comprising an internal cavity (3) for receiving a cable or pipe and a guide slot (5) extending continuously over the whole conduit length for a detecting insulated electrical conductor (4). The invent...
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WO/1999/042865A1 |
The present invention relates to a tightening strip (10, 10') which comprises a strip (16) bent in the shape of a ring or a spiral as well as a tension locking system (20), wherein said tightening strip can advantageously be used as an i...
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WO/1999/038236A1 |
A protective sheath (10) for an elongate substrate such as bundle of wires, hoses or the like consists of a body (11) of resilient material provided with substantially circumferentially extending corrugations (12, 13) and a side wall lon...
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WO/1999/011961A1 |
The invention concerns a tube made up of shells (3, 4, 5) placed on top of one another, mutually connected, in the longitudinal direction, by at least one sealing surface and at least one assembly zone. Each assembly zone (7, 11), consis...
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WO/1998/059400A1 |
The invention relates to an underground, U-shaped cable duct element which can be walked upon, specially one made of plastic and installed on railway platforms, having support members (6) on the upper ends of the side walls formed in the...
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WO/1998/054805A1 |
The invention provides a box (1) comprising four side panels (2) which are injection-moulded from a suitable rigid plastics material and further comprises a plurality of complementary locating members (10a-10f) integrally moulded with fi...
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WO/1998/050991A1 |
A cover frame (2) for an electrode (1) for a device for transmitting heavy current over a sea, said device comprising a first conductor in the form of a cable, which is adapted to be placed on the bottom of the sea and to be connected to...
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WO/1998/047212A1 |
A cable duct element (28) connectable to another identical element to form a duct made up of elements disposed end-to-end comprises a trough (29) and a cover (30) for covering the trough (29). Mutual angular displacement of neighbouring ...
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WO/1998/045916A1 |
An enclosure for switching equipment for distribution of electric power with an opening (7) for a cable for a temporary connection of an electricity consumer. Behind the opening (7), on the inside of the enclosure (3, 4), a sealing membe...
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WO/1998/042052A1 |
The invention concerns an elongated tubular product with the same cross section along its whole length, comprising a solid tube (1) made of at least a plastic material, both sufficiently flexible to be wound and unwound, and sufficiently...
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WO/1998/032205A2 |
The invention relates to a cable duct (1) formed by cable troughs (11), to an elevated cable duct and to corresponding covers (17). The elevated embodiment comprises props and supports (18) arranged thereon, extending in the longitudinal...
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WO/1998/032043A1 |
The invention relates to a fibre-optic cable network in which the fibre-optic cables (2) are mounted against the wall (1a) of impassable channels or pipes (1) by means of fixing elements (3), whereby said fixing elements comprise means (...
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WO/1998/023821A1 |
Even if errors of certain extent exist between respective junction surfaces of the main part of a concrete block having a cover plate and the cover plate, the cover plate is placed on the block main part in a self-alignment manner to avo...
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WO/1998/023016A1 |
A cable pillar system for use in reticulation of underground electrical cables is disclosed. The system has a base part (10) which is largely buried underground through which the cables are pulled, a terminal part (20) on which connectio...
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WO/1998/023017A1 |
A container (10) for housing of heat generating equipment and holding in an internal compartment (15) thereof a temperature between a preset minimum temperature and a preset maximum temperature is equipped with a system for removal of he...
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WO/1998/019363A1 |
A sea electrode (15) for grounding of a high voltage direct current transmission system comprises an electrically conducting electrode body (1) for connection to the transmission system and at least one ballast (4) located above the elec...
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WO/1998/019362A1 |
A sea electrode for grounding of a high voltage direct current transmission system comprises an electrically conductive electrode element (161) to be embedded in a conductive medium, such as sea water and/or sea water impregnated matter ...
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WO/1998/019364A1 |
A land electrode has at least one feeding element (161, 162, 163), connected to an electrode line (LE1) of a high voltage direct current (HVDC) transmission system. The land electrode is in electric contact with a conducting medium and f...
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WO/1998/002617A1 |
Modular dismountable box comprised of a plurality of subdivision panels (33), provided with closing lids (34) ang grids (39), and having modules (31) with a slit (36) and a longitudinal rib (38), the slit (36) being arranged in the right...
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WO/1997/041313A1 |
In a method for backfilling pipe (2), cable or other structures placed in a ditch (1) and surrounded by a padding material (4), a geotextile material (8) is placed over the padding material (4) and then spoil (6) is backfilled into the d...
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WO/1997/037163A1 |
The invention concerns a covering or locating strip for supply or disposal systems in the field of underground working. The strip consists of a plurality of individual components which assume different functions. The individual component...
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WO/1997/031213A1 |
Extruded plastics (preferably heat-shrinkable) tubing having at least one internal dividing wall formed by heat-flowable (preferably hot-melt) adhesive material co-extruded with the tubing to provide at least two lumens extending longitu...
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WO/1997/029530A1 |
The invention relates to pulling electrical conductors (36a-36f, 36a'-36c') into elastical, bendable protection pipes (10a-10f) through the intermediary of a pulling rope (24) with a thickening (26) already inserted into the pipe (10a-10...
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WO/1997/026574A2 |
The invention concerns a cable joint for optical fibre cables, preferably optical fibre mini-cables or micro-cables, with cable-insertion units which are disposed perpendicular to the axis of the joint body so that the cable joint can be...
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WO/1997/026663A1 |
An electrical interface (500) provides a permanent electrical facility by electrically connecting it to a temporary electrical facility which provides electrical utilities to construction sites which can be activated by a non-utility qua...
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WO/1997/020236A2 |
The invention relates to a method of introducing an optical cable in the form of a micro- or mini-cable (1) into a solid bed (17) using an embedding unit (23). The micro- or mini-cable (1) used for this purpose comprises a homogeneous tu...
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WO/1997/016877A2 |
The invention relates to a cover plate (20) for a cable duct (10), specifically a cable duct situated above ground along railway lines, streets, tunnels, in open air installations, electricity substations, airports and the like. The cove...
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WO/1997/001869A1 |
An electrochemical charge storage device (10) includes first and second electrodes (16, 22) with first and second current collectors (18, 24) respectively attached, an electrolyte (20) disposed between the electrodes and first and second...
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WO/1996/033365A1 |
A sheath device for cables, particularly electrical or telecommunication cables, is disclosed. The sheath device includes an outer tube (10) with an axis, a first end (12) and a second end (14); a plurality of ducts (16) with first (18) ...
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WO/1996/022873A1 |
A conduit liner which is made by cladding the inner surface thereof with hot melt fluidized deposition thereon while the conduit is heated. Preferably, the fluidized deposition is of polymeric material which may include a low friction ad...
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WO/1996/004705A1 |
The device (10) for laying cable consists of a lifting device (16), a holding device (17) and a lowering device (18). Guides (31, 32) and supports (36, 37) are attached both to the lifting device (16) and to the lowering device (18). To ...
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WO/1995/034728A1 |
The present invention relates to a casting mould arrangement for the embedding of pipes (4), in which the individual pipes are assumed to be placed essentially at a predetermined distance from one another and which comprises at least two...
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WO/1995/027324A1 |
The container-like installation is fitted in an open frame (2) and can be inserted into an underground concrete housing (6, 7). The concrete housing consists of two mouldings (6, 7) which are inherently stable and are prefabricated befor...
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WO/1995/024721A1 |
A device for resolving axial and angular misalignments between electrical conductors of adjacent sections of a pre-bussed rigid conduit electrical feeder system. The variable phase positioning device includes a flexible housing with an e...
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WO/1995/023448A1 |
A device (1) capable of co-operating with an outer pressure member (25) to form a sealing block between two or more elongate substrates and a hollow housing within which the substrates extend, the device (1) comprising: (i) an elongate s...
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WO/1995/016830A1 |
The invention relates to a container for equipement which is placeable in the ground, said container comprising: a rectangular bottom (1); inner wall (2, 5) parts diverging at the top in stepwise manner to a horizontally oriented strip (...
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WO/1995/010872A1 |
A flexible duct for underground cables comprises a plurality of cylindrical bodies made of highly rigid resin integrally coupled through resin joints cylindrically indented in a substantially S-shaped section. Each of the joints comprise...
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WO/1994/021018A1 |
A buriable plastic cable duct element, usable as a walkway, to be arranged in particular along tracks, has a trough (1) with a U-shaped cross-section whose side walls (2, 3) are stepped at the trough edges. A lid (9) with a safely practi...
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WO/1994/008377A1 |
A cable duct access unit for connection into a cable duct network has a junction box (1) and an upper sleeve section (2). The junction box (1) has an upstanding chamber (7), through which services may be introduced into said network. The...
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WO/1994/001907A1 |
A U-section cable channelling trough (10) of a web (11) of plastics material with external intersecting ribs (12), having a pair of sloping rabbets (13). A cover (30) of plastics material has an upper web surface (31) with a non-slip rid...
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WO/1993/014545A1 |
The object of the invention is a longitudinal attachment moulding (4) for an electrical cable (6) or like, which includes a bottom section (1) attached to a base (10), slightly flexible sides (2) rising from the bottom section, which for...
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WO/1993/008486A1 |
A tape (3) comprises a biodegradable carrier and a water soluble dye, and is buried in soil (4) above a service such as a pipe (2). The tape (3) may comprise ethylene vinyl acetate copolymer made biodegradable by the presence of starch. ...
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WO/1993/003302A1 |
A method of sealing a duct (7) having a non-uniform cross section which comprises: (i) positioning within the duct a device (13) for locating a sealing material at a localized portion of an inner surface of the duct, at the non-uniformit...
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