The present invention relates to an insulation composition for a signal cable for railway vehicles. Specifically, the present invention relates to an insulation composition for a signal cable for railway vehicles, which exhibits improved electrical properties under high-temperature saline conditions, and has excellent physical properties such as heat resistance, oil resistance, weather resistance, flame retardancy, and low smoke emission.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
The present invention relates to a power unit and a submarine cable including same, which prevents separation of a bonding portion of a metal shielding layer of a power unit included in a submarine cable when the metal shielding layer is bonded in a "dry type" configuration to completely cover an insulation layer inside the power unit, the separation being caused by stress and tensile loads generated during bending of the submarine cable, and thus the present invention ensures excellent water-blocking performance, shielding performance, and durability.
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
H01B 1/22 - Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
The present disclosure relates to a direct-current power cable system. More specifically, the present disclosure relates to a direct-current power cable system capable of preventing or minimizing electric field distortion due to a local electric field concentration and insulation breakdown of a cable joint box by alleviating the electric field of a portion where space charges are excessively accumulated inside a sleeve member of an intermediate connection structure of an ultra-high voltage direct-current power cable.
The objective of the present invention is to provide a structurally stable power cable capable of assuring a high but acceptable current during alternating current transmission by minimizing alternating current resistance by suppressing the skin effect. In addition, according to the power cable of the present invention, a reinforcing string is embedded in a central insulator to assure structural stability of the power cable by preventing problems such as breakage and shrinkage of the central insulator in manufacturing and use environments of the power cable.
H01B 7/30 - Insulated conductors or cables characterised by their form with arrangements for reducing conductor losses when carrying AC, e.g. due to skin effect
H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 7/00 - Insulated conductors or cables characterised by their form
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 7/282 - Preventing penetration of fluid into conductor or cable
H01B 3/08 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartzInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glassInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glass woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances slag woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances vitreous enamels
The present invention relates to an electric vehicle wireless charging device. Specifically, the present invention relates to an electric vehicle wireless charging device that can improve charging efficiency and prevent fires by effectively and continuously detecting the presence and position of foreign objects, especially living creatures such as cats and dogs, that interfere with charging between an electric vehicle parked or stopped in order to be charged and the charging device. The electric vehicle wireless charging device according to the present invention comprises: a power supply unit for externally supplying power for charging an electric vehicle; and a charging unit for charging a battery of the electric vehicle by using the power supplied from the power supply unit. The charging unit includes: a transmission unit embedded in a road and including a transmission coil, which uses electromagnetic induction to generate a current in a reception coil provided in the electric vehicle, and an insulator, which surrounds the transmission coil; and a temperature sensor which is disposed between the reception coil and the transmission unit of the electric vehicle and detects the temperature at each location on the transmission unit. The temperature sensor includes a distributed temperature sensor in which optical fibers are arranged in a predetermined pattern on a base substrate, and which can analyze scattered light that returns after a laser pulse is applied to one end of the optical fibers.
B60L 53/124 - Detection or removal of foreign bodies
B60L 53/38 - Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02J 50/60 - Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
H02J 50/90 - Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
The disclosure relates to a submarine cable in which each of a dynamic submarine cable section and a static submarine cable section is included in one submarine cable so that land and ocean equipment can be connected through a single submarine cable.
H01B 7/04 - Flexible cables, conductors, or cords, e.g. trailing cables
H02G 9/02 - Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottomCoverings therefor, e.g. tile
The present invention relates to an optical fiber ribbon bonded portion flattening system and a rollable optical fiber ribbon manufactured thereby, the system having an appropriate vertical separation strength at each bonded portion of a rollable optical fiber ribbon, and minimizing deviation of the vertical separation strength at each bonded portion in the longitudinal direction and the width direction of an optical fiber, thereby providing a uniform and sufficient bonding force between the bonded portion and the optical fiber so that the shape of the rollable optical fiber ribbon can be maintained and damage to the optical fiber can be prevented.
The present invention relates to a cable jacket extrusion mold, a cable manufacturing method, and an optical cable manufactured thereby, the mold allowing, during the extrusion process, a ripcord for stripping a cable jacket to be stably accommodated in a notch region formed on the inner circumferential surface of the cable jacket.
B29C 48/15 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired formApparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
The present invention relates to a rollable optical fiber ribbon and a manufacturing method therefor, wherein: the arrangement of multiple joining parts for joining adjacent optical fibers constituting a rollable optical fiber ribbon is optimized to provide sufficient joining strength between the adjacent optical fibers, so as to prevent separation of optical fibers during widthwise rolling of the optical fiber ribbon; in the process of spraying resin for forming joining parts, the joining parts neighboring in the width direction of the optical fiber ribbon are prevented from being unintentionally connected to each other by the joining resin to deteriorate the flexibility thereof, so that widthwise rolling of the optical fiber ribbon is facilitated; and damage to the optical fibers can be prevented in the process of separating a specific optical fiber in order to achieve optical connection.
The present invention relates to a multi-core optical cable, in which waterproof performance of each optical unit including a bundle member that accommodates a plurality of optical fibers and that has a variable shape may be secured, and which has a minimized outer diameter at the same time. The multi-core optical cable comprises: a plurality of optical units each including a bundle member including a plurality of optical fibers and a plurality of waterproof yarns assembled therein; and a cable jacket surrounding the plurality of optical units. The bundle members of the optical units may have a variable shape corresponding to the shape of a space in which same are disposed inside the cable jacket, and a moisture absorption rate per minute of the entire waterproof yarns accommodated in the optical units is 18 g/m or more.
The present invention relates to an optical fiber ribbon bobbin winding body and an optical fiber ribbon winding system, which can stably maintain the shape of an optical fiber ribbon wound around a bobbin, and the state of bonding between the optical fibers, while minimizing optical loss due to stress working on the optical fibers due to winding tension when the optical fiber ribbon that is rollable in the width direction is wound around the bobbin.
The present invention relates to a rollable optical fiber ribbon having an optical fiber ribbon bonding structure, which prevents damage to bonding parts during a twist test under strengthened test conditions, and thus having improved durability against mechanical stress working on the rollable optical fiber ribbon during the manufacturing process of an optical cable and the installation work of the optical cable.
The present invention relates to a fire-resistant coaxial cable having an insulator capable of maintaining the shape of an inner conductor and an outer conductor at a high temperature of 750 ℃ or higher during a fire, thereby reliably maintaining a communication function for a predetermined period. To achieve the objective of the present invention, the present invention provides the fire-resistant coaxial cable comprising: the inner conductor disposed at the center; the insulator transversely wound on the outer side of the inner conductor and having fire-resistant properties; the outer conductor surrounding the outer side of the insulator and forming a coaxial structure with the inner conductor; and a cable jacket surrounding the outer side of the outer conductor, wherein the insulator has a dielectric constant of 2.7 to 9.0, an inclination angle of 20° to 60° during transverse winding, and an outer diameter of 75% to 98% of the outer diameter of the inner conductor.
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
H01B 11/18 - Coaxial cablesAnalogous cables having more than one inner conductor within a common outer conductor
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 3/46 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes silicones
H01B 3/48 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
H01B 3/04 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
The present invention relates to an optical cable which can be installed along an overhead line, and to an optical cable which can provide sufficient tensile strength while minimizing the total outer diameter and weight thereof, increase long-term reliability by minimizing jacket shrinkage, and improve stripping workability by enabling waterproofing tape and the like to be removed together with a reinforcing layer during stripping work.
The present disclosure relates to a coaxial cable for nuclear power plants, and more specifically, relates to a coaxial cable for nuclear power plants, which includes an inner conductor arranged at a center of a cable, an insulating layer arranged in a form of surrounding an outer periphery of the inner conductor, and formed of a foaming material forming many porous cells, and a sheath layer arranged in a form of surrounding an outer periphery of the insulating layer. Activation energy of the insulating layer is within a range of 2.06 eV to 2.84 eV. Accordingly, it is possible to provide the coaxial cable for nuclear power plants which can maintain a certain level of performance even after the elapse of a specified lifespan.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/29 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame
The present invention relates to a small-diameter optical cable, which is an optical cable enabling pneumatic installation in a duct, is provided with an optical fiber ribbon that can be rolled in the width direction, enabling the construction of a large-capacity optical communication network, and has excellent flexibility whilst being able to minimize room-temperature optical loss.
An optical fiber ribbon is provided, which is a component included in a high-density optical fiber cable including high-density optical fibers (which are installed in a limited space such as a conduit line) per unit area to build a large-capacity communication network, in which bonding of optical fibers is maintained to allow the optical fibers to be rolled in a width direction, and which is configured to achieve an optimal separation force on each bonding region in a longitudinal direction of the optical fibers and a direction perpendicular to the optical fibers, thereby improving workability in splitting or connecting the optical fiber ribbon and preventing inadvertent separation of the optical fibers of the optical fiber ribbon during the manufacture of the optical fiber cable.
The present invention relates to a multi-core optical fiber and a method for producing same. Specifically, the present invention relates to a multi-core optical fiber and a method for producing same, wherein the multi-core optical fiber includes a plurality of cores inside cladding, and thus can significantly reduce the volume of an optical cable while increasing the transmission capacity per optical fiber, as well as minimize signal loss due to interference between the cores.
The present disclosure relates to a submarine cable in which cross-wound directions and cross-wound pitches of a metal wire and a shielding member surrounding an outer side of the metal wire that constitute a metal shielding layer of the submarine cable are optimized to minimize damage to the metal shielding layer, to enable rapid energization in the event of an accidental current, and further to enhance flexibility by varying the cross-wound pitch of at least one of the metal wire and the shielding member that constitute the metal shielding layer according to an environment in which the submarine cable is laid.
The present invention relates to a robot cable having excellent torsional durability. Even if the present invention is used in an environment where torsion and the like is frequently applied, torsional durability and service life can be significantly increased, and torsional durability is improved to minimize process interruption in an industrial site, thereby enabling loss caused by process interruption to be minimized. The present invention provides the robot cable comprising: a center insert disposed at the center; at least one inner core surrounding the center insert; an inner binding tape which surrounds and binds the inner core and which is formed of a fluorine resin; at least one outer core surrounding the outside of the inner binding tape; an outer binding tape which surrounds and binds the outer core and which is formed of a fluorine resin; and a sheath layer provided on the outside of the outer binding tape, wherein the inner core and the outer core are coated with a lubricating material.
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
B25J 9/10 - Programme-controlled manipulators characterised by positioning means for manipulator elements
21.
DEVICE FOR STRIPPING OPTICAL CABLES, METHOD FOR STRIPPING OPTICAL CABLES USING SAME, AND PACKAGE COMPRISING OPTICAL CABLES AND DEVICE FOR STRIPPING SAME
The present invention relates to a device for stripping optical cables, a method for stripping optical cables using the device, and a package comprising optical cables and the device for stripping same. Specifically, the present invention relates to a device for stripping optical cables, a method for stripping optical cables using the device, and a package comprising optical cables and the device for stripping same, the device allowing optical cables of various shapes to be stripped easily, accurately, and without damaging the optical fibers within when being stripped for optical cable installations.
G02B 6/245 - Removing protective coverings of light guides before coupling
G02B 6/54 - Underground or underwater installationInstallation through tubing, conduits or ducts using mechanical means, e.g. pulling or pushing devices
The present invention relates to a fireproof coaxial cable which is capable of stably maintaining a communication function for a predetermined period of time by being provided with an insulator that can maintain the shapes of an inner conductor and an outer conductor at a high temperature of 750°C or higher in the event of a fire. According to the present invention, the fireproof coaxial cable comprises: an inner conductor disposed in the center portion; an insulator transversely wound around the outside of the inner conductor; an outer conductor surrounding the outside of the insulator and forming a coaxial structure with the inner conductor; and a cable jacket surrounding the outside of the outer conductor, wherein the insulator includes an insulating core and a fireproof layer surrounding the insulating core, and the fireproof layer includes silicone rubber.
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 3/28 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 11/18 - Coaxial cablesAnalogous cables having more than one inner conductor within a common outer conductor
H01B 3/48 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
H01B 3/04 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
23.
FIBER-REINFORCED POLYMER TAPE FOR FORMING REINFORCING LAYER OF HIGH-PRESSURE-RESISTANT PIPE AND HIGH-PRESSURE-RESISTANT PIPE HAVING REINFORCING LAYER FORMED THEREFROM
The present invention relates to a fiber-reinforced polymer tape for forming a reinforcing layer of a high-pressure-resistant pipe, and a high-pressure-resistant pipe having a reinforcing layer formed therefrom. In particular, the present invention relates to: a fiber-reinforced polymer tape capable of improving the flexibility and bendability of a high-pressure-resistant pipe which transports various fluids under high pressure, and simultaneously implementing excellent pressure-resistant characteristics; and a high-pressure-resistant pipe having a reinforcing layer formed therefrom.
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
24.
HYDROGEN TRANSFER PIPE HAVING EXCELLENT HIGH-PRESSURE RESISTANCE AND BENDING CHARACTERISTICS
The present invention relates to a hydrogen transfer pipe having excellent high-pressure resistance and bending characteristics. Specifically, the present invention relates to the hydrogen transfer pipe, which has excellent high-pressure resistance characteristics not to be expanded or deformed by the high pressure of transferred hydrogen, satisfies bending characteristics required for long-distance hydrogen transfer, and enables reduction in manufacturing costs and installation costs.
B32B 5/20 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material foamed in situ
25.
HYDROGEN TRANSFER PIPE HAVING EXCELLENT HIGH-PRESSURE RESISTANCE AND BENDING CHARACTERISTICS
The present invention relates to a hydrogen transfer pipe having excellent high-pressure resistance and bending characteristics. Specifically, the present invention relates to a hydrogen transfer pipe having excellent high-pressure characteristics that does not expand or deform due to the high pressure of hydrogen being transferred, satisfies bending characteristics required for long-distance hydrogen transfer, and can reduce installation costs.
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
26.
INSULATING COMPOSITION, AND VEHICLE SIGNAL CONTROL CABLE COMPRISING INSULATING LAYER FORMED THEREFROM
The present invention relates to an insulating composition and a vehicle signal control cable comprising an insulating layer formed therefrom. Specifically, the present invention relates to: an insulating composition that satisfies the mechanical properties, weather resistance, long-term reliability, durability, and the like required of a single product and a composite cable of a wheel speed sensor (WSS) cable for a vehicle; and a vehicle signal control cable comprising an insulating layer formed therefrom.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
27.
BUS DUCT BRANCHING BOX AND BUS DUCT SYSTEM HAVING THE SAME
The present disclosure relates to: a bus duct branching box for power branching, by which the workability of a mounting operation for mounting the branching box to a bus duct installed in a data center, etc. to supply power to a power demand equipment such as a data server, or a separation operation for separating the branching box can be improved, and a mounting state of the branching box can be stably maintained; and a bus duct system having the branching box.
The present invention relates to a power cable system capable of improving conductivity and fastening force by preventing breakage of wires constituting a conductor part of a power cable when the conductor part is connected by using a fixing bolt and a sleeve member, and capable of minimizing costs of connection operations of the power cable by reducing operation time of conductor connection operations and minimizing quality deviation of the connection operations.
The present invention relates to an optical cable. More specifically, the present invention relates to a narrow optical cable, with which pneumatic installation in a duct is possible, the cable being provided with an optical fiber ribbon that can be rolled in the width direction, which enables the construction of a large-capacity optical communication network, and having excellent flexibility whilst being able to minimize room-temperature optical loss.
According to the present specification, a polyolefin-based fire-resistant insulating composition can be provided. More specifically, according to the present specification, a polyolefin-based insulating composition is provided so that an insulating composition that is inexpensive and can ensure thermal-resistance and/or fire-resistance can be provided. In addition, a cable comprising an insulating layer formed therefrom can also be provided.
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 7/29 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame
H01B 3/12 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
H01B 3/04 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
H01B 3/08 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartzInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glassInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glass woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances slag woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances vitreous enamels
31.
LIGHTWEIGHT SUBMARINE CABLE AND ARMOR WIRE USED THEREFOR
Disclosed are a lightweight submarine cable and an armor wire used therefor. The armor wire may be wound around a power unit to form an armor layer. The armor wire may include a core portion and a cover portion. The core portion may include a bundle of first fibers. The cover portion may include a second fiber which is transversely wound around the core portion.
H02G 1/10 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle in or under water
H01B 3/08 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartzInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glassInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances glass woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances slag woolInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances vitreous enamels
H01B 3/48 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
The present invention relates to a submarine wherein the shapes of multiple shape-maintaining fillers, which surround multiple power units constituting the submarine while keeping the multiple power units spaced apart from each other, can be modified to prevent damage to metal shielding layers constituting the power units under conditions where the submarine cable is installed underwater and subject to repeated bending and flexing. The present invention may provide a submarine cable for underwater installation, the submarine cable comprising: a conductor; multiple power units, each of which comprises an insulating layer surrounding the conductor, and a metal shielding layer surrounding the insulating layer; multiple shape-maintaining fillers that keep the multiple power units spaced apart from each other and enable the submarine cable to have a circular cross-section; and a cable protection layer provided outside the multiple shape-maintaining fillers, wherein at least one of both circumferential ends of each of the shape-maintaining fillers has a surface which is in contact with a circumferential end of an adjacent shape-maintaining filler.
H01B 7/17 - Protection against damage caused by external factors, e.g. sheaths or armouring
H01B 11/10 - Screens specially adapted for reducing interference from external sources
H02G 1/10 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle in or under water
H01B 11/22 - Cables including at least one electrical conductor together with optical fibres
33.
ELECTRIC VEHICLE CHARGING CABLE, CABLE ASSEMBLY, AND CHARGING SYSTEM INCLUDING SAME
The present invention relates to an electric vehicle charging cable, a cable assembly, and a charging system including same. Specifically, the present invention relates to an electric vehicle charging cable, a cable assembly, and a charging system including same, wherein heat that is generated from the electric vehicle charging cable when charging an electric vehicle can be efficiently cooled to prevent damage to internal components due to heat and prevent safety accidents such as fire and the like, while minimizing the diameter and maximizing the transmission capacity of the electric vehicle charging cable.
The present disclosure relates to a direct-current power cable system capable of alleviating an electric field in a portion where space charges excessively accumulate inside a sleeve member of an ultra-high voltage direct-current power cable system, thereby preventing or minimizing electric field distortion and insulation breakdown of a cable joint box due to local electric field concentration.
H01B 3/28 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
The present invention relates to a submarine cable in which the structure and shape of shielding wires and a shielding member constituting a metallic shielding layer are optimized to prevent damage to the metallic shielding layer of a power unit provided in the submarine cable. The present invention may provide a submarine cable comprising at least one power unit, wherein the power unit includes: a conductor; an inner semiconductive layer surrounding the conductor; an insulating layer surrounding the inner semiconductive layer; an outer semiconductive layer surrounding the outside of the insulating layer; and a metallic shielding layer provided on the outside of the outer semiconductive layer, the metallic shielding layer comprising: a plurality of shielding wires wound in a transverse helical direction while being spaced apart from the outside of the outer semiconductive layer; and a shielding member wound in a transverse direction around the outside of the plurality of shielding wires, the shielding member being a braided strap formed by braiding a plurality of metal strands and having a cross-sectional width greater than a cross-sectional thickness thereof.
A hydrogen leak detection system may be provided via: an optical fiber unit disposed along a length direction of a hydrogen transport pipeline that includes an optical fiber for detecting hydrogen leaking from a transport inner pipe of the hydrogen transport pipeline, and a protection layer surrounding the optical fiber; a hydrogen detection unit including an optical signal generator providing an optical signal to the optical fiber, and a detection unit for detecting optical characteristics of the optical fiber; and a control unit that determines that hydrogen is leaking from the hydrogen transport pipeline when the optical characteristics of the optical fiber are determined to exceed a normal optical characteristics range.
G01M 3/16 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
F17D 5/00 - Protection or supervision of installations
F17D 5/06 - Preventing, monitoring, or locating loss using electric or acoustic means
The present disclosure relates to a cable having reduced loss. Specifically, the present invention relates to a cable having reduced loss that is capable of minimizing the limitation of rated current due to heating of an outer armor and the resultant transmission loss while reducing manufacturing costs and minimizing an outer diameter and weight of the cable.
H01B 7/30 - Insulated conductors or cables characterised by their form with arrangements for reducing conductor losses when carrying AC, e.g. due to skin effect
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
H01B 7/22 - Metal wires or tapes, e.g. made of steel
H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
A composite material self-wrap shielding tube includes: a plurality of carbon fiber bundles disposed extending in a longitudinal direction; a plurality of wire bundles alternately disposed with the carbon fiber bundles and composed of metal wires; and a plurality of weft yarns disposed extending in a direction perpendicular to the carbon fiber bundles and the wire bundles. The composite material self-wrap shielding tube is formed by winding, into a cylindrical shape, a braided member made by braiding the carbon fiber bundles, the wire bundles, and the weft yarns.
The present invention relates to a de-cross-linked recycled resin and a preparation method therefor. Specifically, the present invention relates to a de-cross-linked recycled resin and a preparation method therefor, the resin having both excellent surface smoothness and sufficient tensile strength and elongation, and having a simple preparation process such that manufacturing costs can be reduced.
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C08J 3/00 - Processes of treating or compounding macromolecular substances
40.
CLAMP HAVING MONITORING FUNCTION OF CENTRAL TENSION LINE FOR OVERHEAD TRANSMISSION LINE AND OVERHEAD TRANSMISSION LINE SYSTEM INCLUDING SAME
The present invention relates to a clamp having a monitoring function for a central tension line for an overhead transmission line and an overhead transmission line system including same. Specifically, the present invention relates to a clamp having a monitoring function for a central tension line for an overhead transmission line and an overhead transmission line system including same, the clamp being capable of easily and accurately detecting whether the central tension line is damaged not only immediately before installing the overhead transmission line on a steel tower but also after installing the overhead transmission line on the steel tower, and improving the workability of installing the overhead transmission line and the stability of a worker.
H02G 7/05 - Suspension arrangements or devices for electric cables or lines
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
G02B 6/38 - Mechanical coupling means having fibre to fibre mating means
G01M 11/00 - Testing of optical apparatusTesting structures by optical methods not otherwise provided for
41.
PARTIAL DISCHARGE MONITORING SYSTEM AND PARTIAL DISCHARGE MONITORING METHOD
The present disclosure relates to a partial discharge monitoring system and a partial discharge monitoring method that are capable of monitoring and determining a defect generated in a high-voltage power device in real time by classifying signals generated from the high-voltage power device with a machine learning algorithm being applied, and capable of easily forming feature dot data clusters in both a high-density area and a low-density area of two-dimensional feature dot data by performing a process of clustering feature dot points generated from the signals of the power device on the basis of density and distance in parallel, respectively, thereby generating PRPD data for each cluster without missing a signal to improve partial discharge determination accuracy.
The present disclosure relates to a partial discharge monitoring system and a partial discharge monitoring method that are capable of monitoring and determining a defect generated in a high-voltage power device in real time by pattern recognizing signals generated from the high-voltage power device with a machine learning algorithm being applied.
G01R 31/12 - Testing dielectric strength or breakdown voltage
G06F 18/23213 - Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions with fixed number of clusters, e.g. K-means clustering
The present disclosure relates to an Ethernet cable for a vehicle, which enables large-capacity data communication and high-speed transmission, required in a network system for a vehicle, on the basis of low voltage differential signaling (LVDS), minimizes the overall outer diameter and weight, and has excellent durability against vibration and excellent electrical characteristics.
H01B 11/08 - Screens specially adapted for reducing cross-talk
H01B 3/42 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes polyesters, polyethers, polyacetal
The present disclosure relates to an optical unit including a tubular member, which accommodates a plurality of optical fibers and whose shape is variable to achieve an optimal space factor, to minimizes optical loss or the deterioration of optical properties when the optical cable is bent or compressed or external impact is applied, secure waterproof performance, and minimize an outer diameter, and an optical cable including the same.
Provided is an optical cable comprising optical units which are laid in a duct by the pneumatic pressure, wherein the optical units each comprise: a bedding layer which at least partially surrounds the circumferences of a plurality of optical fibers and includes a polymer resin; and a coating layer surrounding the bedding layer and forming the sheath of the optical unit, wherein a maximum separation distance between a pair of adjacent optical fibers, from among the plurality of optical fibers arranged in the bedding layer, is less than the outer diameter of the optical fiber and less than a minimum separation distance between the inner circumference of the coating layer and the optical fiber. During the process of branching the optical units, a frictional force between the inner circumference of a jacket and the optical units is minimized, the inside of the optical unit can be stably protected, and at the same time, the optical fibers can be easily separated.
The present invention relates to an electric vehicle charging system, and includes a bus duct system for charging an electric vehicle. The bus duct system includes: a bus duct line; and a branching device. The bus duct line includes a bus duct connection unit that electrically connects a plurality of bus ducts with each other to form a power supply network. The branching device branches power supplied through the bus ducts and supplies power to an electric vehicle charger. Each bus duct includes a plurality of bus bars and an enclosure accommodating the plurality of bus bars. The plurality of bus bars includes an R-phase bus bar, an S-phase bus bar, a T-phase bus bar, and at least one N-phase bus bar. The branching device comprises: as a plurality of electrical connection members electrically connected to the plurality of bus bars on a one-to-one basis, a first electrical connection member connected to any one of the R-phase bus bar, the S-phase bus bar, and the T-phase bus bar; and a second electrical connection member connected to the N-phase bus bar. The plurality of electrical connection members are electrically connected to only any one of the R-phase, S-phase, and T-phase bus bars and the N-phase bus bar.
The present invention relates to a communication cable. More specifically, the present invention relates to a communication cable having communication performance of the Category 6A standard while the overall outer diameter of a cable is minimized as a separator for mutual separation between a plurality of pairs configuring the communication cable is omitted. The present invention may provide the communication cable including: a cable core including a plurality of pairs formed as a pair of conductor wires composed of a conductor coated with an insulator are twisted, and an electromagnetic wave shielding layer surrounding the plurality of pairs; and a cable jacket surrounding the cable core, wherein, in a lateral cross section of the cable, at least a portion of a circumscribed circle of each pair formed by the pair of conductor wires configuring each pair overlaps or circumscribes a circumscribed circle of another adjacent pair, and adhesion strength between the cable jacket and the cable core is in a range of 1.0 kgf to 2.0 kgf.
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
The present disclosure relates to an optical fiber ribbon, which is a component included in a high-density optical fiber cable including high-density optical fibers (which are installed in a limited space such as a conduit line) per unit area to build a large-capacity communication network, in which bonding of optical fibers is maintained to allow the optical fibers to be rolled in a width direction, and which is configured to achieve an optimal separation force on each bonding region in a longitudinal direction of the optical fibers and a direction perpendicular to the optical fibers, thereby improving workability in splitting or connecting the optical fiber ribbon and preventing inadvertent separation of the optical fibers of the optical fiber ribbon during the manufacture of the optical fiber cable.
The present invention relates to an optical cable. More specifically, the present invention relates to an optical cable installed inside a duct by pneumatic pressure and including a bedding layer capable of stably protecting an internal optical fiber and easily separating the optical fiber.
The present invention relates to a cable bobbin assembly, a cable installation apparatus, and a method for manufacturing a cable bobbin assembly, by which the use of heavy equipment can be minimized in the work of vertically installing a cable, and the work space, the work time, and safety accidents can be minimized in installing a mine cable.
09 - Scientific and electric apparatus and instruments
Goods & Services
Optical fibers; optical fiber ribbons; optical fiber
bundles; optical fiber cables; cable detectors; connections
for electric cable; optical fiber modems; optical fiber
telecommunications apparatus; optical fiber sensors; optical
fiber temperature probes, other than for medical use;
optical fiber panels; junction sleeves for optical fiber;
optical fiber connectors; optical fiber scopes, other than
for medical use.
An Ethernet cable includes: a pair of corers including an insulator covering a conductor, and twisted with each other; a shielding layer covering the pair of cores: a bedding layer filling an empty space between the shielding layer and the pair of cores; and an outer skin layer formed on an exterior of the shielding layer.
A highly flame-retardant UTP cable may have a plurality of pair units formed by a plurality of conductive wires twisted together, wherein each conductive wire includes a conductor, an insulator surrounding the conductor, an outer jacket surrounding the plurality of pair units, and a separator including one or more partition walls disposed between the plurality of pair units, wherein any cross-section of the cable has a cross-sectional limited oxygen index, of 57% or more.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
54.
ELECTRIC VEHICLE CHARGING SYSTEM FOR MECHANICAL PARKING FACILITY
The present invention relates to an electric vehicle charging system for a mechanical parking facility. Specifically, the present invention relates to an electric vehicle charging system for a mechanical parking facility, which can be easily constructed in a moving mechanical parking facility in which a cage in which an electric vehicle is parked and stored moves or rotates in a vertical or horizontal direction when a vehicle enters or exits, and can effectively avoid twisting or disconnection of a charging cable or the like.
B60L 53/67 - Controlling two or more charging stations
E04H 6/12 - Garages for many vehicles with mechanical means for shifting or lifting vehicles
E04H 6/42 - Devices or arrangements peculiar to garages, not covered elsewhere, e.g. securing devices, safety devices
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02M 7/5395 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
09 - Scientific and electric apparatus and instruments
Goods & Services
Optical fibers; optical fiber ribbons; optical fiber bundles; optical fiber cables; electronic devices for detecting and locating live electrical and fiber optic cables using global positioning systems (GPS); connections for electric cable; optical fiber modems; optical fiber sensors; optical fiber temperature probes, other than for medical use; junction sleeves for optical fiber; optical fiber connectors; optical fiber inspection scopes, other than for medical use
56.
ROLLABLE OPTICAL FIBER RIBBON AND MANUFACTURING METHOD THEREFOR
The present invention relates to a rollable optical fiber ribbon and a manufacturing method therefor, wherein: the arrangement of multiple joining parts for joining adjacent optical fibers constituting a rollable optical fiber ribbon is optimized to provide sufficient joining strength between the adjacent optical fibers, so as to prevent separation of optical fibers during widthwise rolling of the optical fiber ribbon; in the process of spraying resin for forming joining parts, the joining parts neighboring in the width direction of the optical fiber ribbon are prevented from being unintentionally connected to each other by the joining resin to deteriorate the flexibility thereof, so that widthwise rolling of the optical fiber ribbon is facilitated; and damage to the optical fibers can be prevented in the process of separating a specific optical fiber in order to achieve optical connection.
The present disclosure relates to a flexibility-improved central tensile member for an overhead transmission cable, and an overhead transmission cable including the same. In particular, the present disclosure relates to a flexibility-improved central tensile member for an overhead transmission cable, and an overhead transmission cable including the same, wherein the central tensile member has excellent tensile strength and thus has excellent sag properties preventing the wired overhead transmission cable from sagging, and has sufficient flexibility and thus improves wiring workability. Moreover, the central tensile member can suppress corrosion and damage to a conductor wire arranged around the central tensile member and thus can eliminate or minimize an increase in resistance of the overhead transmission cable, as well as a resultant reduction in transmission capacity, and makes it possible to reduce weight and manufacturing costs of the overhead transmission cable.
H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
H01B 3/47 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes fibre-reinforced plastics, e.g. glass-reinforced plastics
The present disclosure relates to an optical cable in which an optical fiber bundle with clustered or bundled optical fibers is accommodated in a tubular member and the optical fibers are formed in an excess group length (EGL) by modeling considering bending properties of the optical cable or a lossless bending radius of the optical fibers of the optical fiber bundle, thereby minimizing stress, damage or optical loss of the optical fibers in the optical fiber bundle.
Disclosed is a highly shielded Ethernet cable for a vehicle. The highly shielded Ethernet cable for a vehicle according to an embodiment of the present invention comprises: a core unit formed by twisting a pair of cores with a predetermined pitch, the cores including insulators surrounding conductors; a tape layer formed by surrounding the outer circumference of the core unit with a tape in the direction opposite to a direction in which the pair of cores are twisted; a bedding layer formed to surround the tape layer; a shielding layer formed to surround the bedding layer; and a sheath layer formed to surround the shielding layer.
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 13/22 - SheathingArmouringScreeningApplying other protective layers
60.
Power cable system having different conductor connecting part
The present disclosure relates to a power cable system capable of determining the possibility of brittle fracturing of a different conductor connecting part of power cables due to tensile force applied to the different conductor connecting part, the power cable system comprising: a first conductor constituting a first power cable; a second conductor constituting a second power cable; and the different conductor connecting part formed by bonding the first conductor and the second conductor by means of resistance welding, wherein the average thickness of an intermetallic compound layer formed on the bonding surface of the different conductor connecting part is 10 μm or less, which is the critical average thickness at which a brittle fracture occurs during a tensile test.
H01R 4/62 - Connections between conductors of different materialsConnections between or with aluminium or steel-core aluminium conductors
H01R 4/60 - Connections between or with tubular conductors
H01R 43/02 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
61.
ALUMINUM ALLOY HAVING GOOD RESISTANCE TO HYDROGEN EMBRITTLEMENT AND HYDROGEN-TRANSPORT PIPE COMPRISING SAME
The present invention relates to an aluminum alloy that is highly resistant to hydrogen embrittlement. Specifically, the present invention relates to an aluminum alloy and a hydrogen-transport pipe comprising same, the aluminum alloy being light-weight and highly resistant to hydrogen embrittlement, and having good mechanical properties and properties such as good corrosion resistance, despite being an economical non-heat treated alloy.
The present disclosure relates to an optical fiber ribbon that provides a high-capacity communication network, is capable of being rolled in a width direction so as to efficiently use a space in a conduit, minimizes separation between ribbons constituting the optical fiber ribbon or damage to optical fibers during a rolling process, and facilitates overall connection or branching at a connection end.
The present invention relates to an oxygen-free copper or oxygen-free copper alloy rod with excellent flexibility Specifically, the present invention relates to an oxygen-free copper or oxygen-free copper alloy rod capable of maintaining flexibility, processability, and the like, which were retained before drawing, as much as possible by recovering the crystal structure of the rod after drawing and heat treatment.
B21B 1/18 - Metal rolling methods or mills for making semi-finished products of solid or profiled cross-sectionSequence of operations in milling trainsLayout of rolling-mill plant, e.g. grouping of standsSuccession of passes or of sectional pass alternations for rolling wire or material of like small cross-section in a continuous process
The present invention relates to a power distribution cable asset management system. Specifically, the present invention relates to a power distribution cable asset management system which makes it possible to make efficient and accurate judgments about line diagnosis and replacement in a power distribution cable system.
G01R 31/58 - Testing of lines, cables or conductors
G01R 31/08 - Locating faults in cables, transmission lines, or networks
G06Q 10/08 - Logistics, e.g. warehousing, loading or distributionInventory or stock management
G01D 21/02 - Measuring two or more variables by means not covered by a single other subclass
G06F 17/18 - Complex mathematical operations for evaluating statistical data
G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
G06K 7/14 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
65.
AERIAL TERMINATION CONNECTION BOX (EB-A) AND POWER CABLE TERMINATION CONNECTION SYSTEM INCLUDING SAME
The present invention relates to an aerial termination connection box (EB-A) and a power cable termination connection system including same, which can improve the reliability of a product by preventing, from sagging, a sleeve member constituting the aerial termination connection box (EB-A) which is installed vertically and employs a dry method.
The present invention relates to a rollable optical fiber ribbon and an optical cable comprising same. More specifically, the present invention relates to a rollable optical fiber ribbon and an optical cable comprising same, which have a coloring layer on the outermost layer of each optical fiber such that an optical fiber ribbon is readily distinguished from an individual optical fiber through various colors, maintain sufficient bonding strength between the optical fiber and a joint part so as to enable width-wise rolling, and can prevent damage, due to the joint part, to the optical fiber coloring layer during optical fiber separation.
The present invention relates to a fiber-reinforced plastic reinforcing member having excellent bending properties. Specifically, the present invention relates to a fiber-reinforced plastic reinforcing member and a method for manufacturing same, wherein the reinforcing member can be inserted as a replacement for a reinforcing steel bar in concrete-constructed buildings or civil engineering structures or applied as a center tension line for overhead transmission lines due to its excellent tensile strength and lightweight properties, shows superb handleability and workability particularly due to its excellent bending properties, and exhibits outstanding adhesion to concrete and excellent corrosion resistance and insulating properties.
B29C 70/30 - Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or coreShaping by spray-up, i.e. spraying of fibres on a mould, former or core
B29C 70/10 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements
B29C 70/22 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional structure
B29C 70/54 - Component parts, details or accessoriesAuxiliary operations
B29B 15/12 - Coating or impregnating of reinforcements of indefinite length
C08J 5/24 - Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
E04C 5/07 - Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
B29K 105/08 - Condition, form or state of moulded material containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
68.
INSULATING GAS USED FOR ELECTRICAL INSULATION AND ELECTRICAL DEVICE USING SAME
62622) gas, which is a main cause of global warming, and thus is used as an eco-friendly insulating gas. Accordingly, the insulating gas according to the present invention has very high applicability to electrical devices that insulate electricity by using an insulating gas, especially electrical devices that do not generate arcs.
H01B 3/16 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances gases
The present invention relates to a bus duct for direct current branching which can minimize arcs and resulting safety accidents that may occur during the installation and removal of a branch box in a bus duct for direct current power branching, and a bus duct system comprising same. A bus duct for direct current power branching according to one embodiment of the present invention is characterized by comprising: a pair of busbars including conductors; an enclosure accommodating the pair of busbars; conductor units which are respectively bonded to the conductors of the pair of busbars, and in which a portion of the enclosure is exposed through an open opening so that a contactor provided in the branch box can be detachably connected; and a pair of tap conductors having insulation units made of insulation material at the ends of the conductor units.
A bus duct as may be installed in a data center or the like to supply power to a data server or the like, and a bus duct system provided with the same, is provided with branch boxes for branching that may be conveniently installed at necessary locations to supply power to power-consuming equipment with reliable connections for power delivery.
A marine Ethernet cable and a method of manufacturing same are disclosed. The marine Ethernet cable according to an embodiment of the present invention may comprise: a core including an assembly formed by assembling a plurality of conductor pairs, a first watertight part disposed in contact with at least a part of the outside of the assembly, and pores formed between the assembly and the first watertight part; a protective part surrounding the outside of the first watertight part and including a metal shielding layer; and a sheath surrounding the protective part, wherein the proportion of the volume occupied by the pores against the total volume of the core, the porosity, is less than 20%, and the first watertight part is made of silicone rubber having a dielectric constant of 2.0 or less. Accordingly, the present invention may provide a marine Ethernet cable that satisfies watertight and electrical characteristics.
H01B 7/282 - Preventing penetration of fluid into conductor or cable
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 7/22 - Metal wires or tapes, e.g. made of steel
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 11/22 - Cables including at least one electrical conductor together with optical fibres
The present invention relates to a busway for power supply and a busway system including same, in which without the external enclosure of a prior art busduct for power supply, the busway is composed of a plurality of busbars and fixing units for fastening the busbars, thus enabling the minimization of the volume, weight, and cost of a power system.
H01B 3/40 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes epoxy resins
H01B 13/34 - Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
73.
POWDER-TYPE ADDITIVE COMPRISING CROSS-LINKED RESIN, AND RESIN COMPOSITION COMPRISING SAME
Provided is a powder type additive including a cross-linked resin and a resin composition including the same. Specifically, the present disclosure relates to a powder type additive including a cross-linked resin, which improves mechanical properties, such tensile strength, elongation, and hardness, of a resin composition to be added and effectively suppresses sagging when the resin composition is extruded, is highly compatible with a base resin of the resin composition and thus does not deteriorate physical properties of the base resin, contributes to cost saving by recycling the cross-linked resin, and is eco-friendly, and a resin composition including the same.
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
74.
SEMICONDUCTIVE COMPOSITION AND POWER CABLE HAVING SEMICONDUCTIVE LAYER FORMED THEREFROM
A semiconductive composition and a power cable having a semiconductive layer formed therefrom may be provided. More particularly, a semiconductive composition may be provided that is environmentally friendly, excellent in mechanical properties, heat resistance, etc., and excellent in extrudability having a trade-off relationship therewith and a power cable having a semiconductive layer formed therefrom.
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
75.
Central tension line for overhead power transmission cable having damage detection function and overhead power transmission cable comprising same
The present disclosure relates to a central tension line for an overhead power transmission cable having a damage detection function and an overhead power transmission cable comprising same, wherein it is possible to detect whether the central tension line is damaged before installing the overhead transmission cable on a pylon or before clamping for the installation of the overhead transmission cable, and after installing the overhead transmission cable on the pylon; and the central tension line has excellent tensile strength, thus having excellent sag properties preventing the wired overhead transmission cable from sagging, and has flexibility, thus improving wiring workability, while the central tension line suppresses corrosion and damage to a conductor wire disposed around the central tension line, and thus eliminates or minimizes an increase in resistance of the overhead transmission cable and the resultant reduction in transmission capacity, and enables the reduction of weight and manufacturing costs.
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
H01B 5/10 - Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material
76.
LIGHTWEIGHT AND THIN SPACE CHARGE MEASUREMENT DEVICE
This space charge measurement device comprises: a sound coupling unit for sensing a sonic vibration generated from a cable to which an electric pulse is applied; a sensor unit for converting, into an electrical signal, the sonic vibration received from the sound coupling unit; a sound delay unit arranged to be adjacent to the sensor unit, and made of a sound absorption material; and an amplification unit for amplifying the electrical signal converted by the sensor unit.
The present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor. Specifically, the present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor, the amorphous copper material exhibiting an excellent dissolution performance when dissolved in an electrolyte for the manufacture of an electrolytic copper foil and ensuring working stability during the manufacture of the electrolytic copper foil, and having a simple manufacturing process such that costs can be reduced.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to a pseudomorphic copper material for an electrolytic copper foil and a method for manufacturing same. Specifically, the present invention relates to a pseudomorphic copper material for an electrolytic copper foil and a method for manufacturing same, wherein the pseudomorphic copper material not only exhibits excellent dissolution performance when dissolved in an electrolytic solution for manufacturing the electrolytic copper foil, but also ensures operational stability when manufacturing the electrolytic copper foil and simplifies the manufacturing process, thus enabling cost reduction.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor. Specifically, the present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor, the material having excellent dissolution performance when dissolved in an electrolyte for the manufacture of an electrolytic copper foil, and also having ensured work stability during the manufacture of the electrolytic copper foil and a simple manufacturing process, thereby enabling costs to be reduced.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor. Specifically, the present invention relates to an amorphous copper material for an electrolytic copper foil, and a manufacturing method therefor, the material having excellent dissolution performance when dissolved in an electrolyte for the manufacture of an electrolytic copper foil, and also having ensured work stability during the manufacture of the electrolytic copper foil and having a simple manufacturing process, thereby enabling costs to be reduced.
B22F 1/16 - Metallic particles coated with a non-metal
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to an indeterminate copper material for electrolytic copper foil and a preparation method therefor. Specifically, the present invention relates to an indeterminate copper material for electrolytic copper foil and a preparation method therefor, wherein the indeterminate copper material exhibits excellent dissolution performance when dissolved in an electrolyte to manufacture electrolytic copper foil, contributes to securing work stability during the manufacture of electrolytic copper foil, and enables cost reduction through a simple manufacturing process.
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to an indeterminate copper material for electrolytic copper foil and a preparation method therefor. Specifically, the present invention relates to an indeterminate copper material for electrolytic copper foil and a preparation method therefor, wherein the indeterminate copper material exhibits excellent dissolution performance when dissolved in an electrolyte to manufacture electrolytic copper foil, contributes to securing work stability during the manufacture of electrolytic copper foil, and enables cost reduction through a simple manufacturing process.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to an amorphous copper material for an electrolytic copper foil and a manufacturing method therefor. Particularly, the present invention relates to an amorphous copper material for an electrolytic copper foil and a manufacturing method therefor, wherein the amorphous copper material shows not only an excellent dissolution performance when dissolved in an electrolyte to prepare an electrolytic copper foil, but also ensures working stability upon manufacture of an electrolytic copper foil and can reduce costs due to a simple manufacturing process.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
The present invention relates to a pseudomorphic copper material for an electrolytic copper foil and a method for manufacturing same. Specifically, the present invention relates to a pseudomorphic copper material for an electrolytic copper foil and a method for manufacturing same, wherein the pseudomorphic copper material not only exhibits excellent dissolution performance when dissolved in an electrolytic solution for manufacturing the electrolytic copper foil, but also ensures operational stability when manufacturing the electrolytic copper foil and simplifies the manufacturing process, thus enabling cost reduction.
B22F 1/05 - Metallic powder characterised by the size or surface area of the particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
B22D 21/02 - Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere
C25D 1/20 - Separation of the formed objects from the electrodes
The present invention relates to an offshore wind power submarine cable with enhanced water-blocking characteristics. Specifically, the present invention relates to an offshore wind power submarine cable, which effectively suppresses the formation of water trees in an insulation layer by suppressing the penetration of moisture into a power unit of the cable, thereby improving insulation strength and preventing damage to a metal shielding layer provided in the power unit, and consequently securing a long-term service life.
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 7/282 - Preventing penetration of fluid into conductor or cable
H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 7/22 - Metal wires or tapes, e.g. made of steel
An optical cable is provided in which an optical fiber bundle with clustered or bundled optical fibers is accommodated in a tubular member and the optical fibers are formed in an excess group length (EGL) by modeling considering bending properties of the optical cable or a lossless bending radius of the optical fibers of the optical fiber bundle, thereby minimizing stress, damage or optical loss of the optical fibers in the optical fiber bundle.
The present invention relates to an optical fiber ribbon formed from a plurality of optical fibers joined in parallel, wherein each adjacent pair of optical fibers from among the plurality of optical fibers is joined through a plurality of joining areas spaced apart from each other in the longitudinal direction of the optical fibers, and the average horizontal separation strength for separating one pair of optical fibers from each other in the direction parallel to the longitudinal direction of the optical fibers at each of the joining areas is 300 gf or more.
The present invention relates to an optical fiber ribbon, which is a component included in a high-density optical fiber cable including high-density optical fibers (which are installed in a limited space such as a conduit line) per unit area to build a large-capacity communication network, in which bonding of optical fibers is maintained to allow the optical fibers to be rolled in a width direction, and which is configured to achieve an optimal separation force on each bonding region in a longitudinal direction of the optical fibers and a direction perpendicular to the optical fibers, thereby improving workability in splitting or connecting the optical fiber ribbon and preventing inadvertent separation of the optical fibers of the optical fiber ribbon during the manufacture of the optical fiber cable.
The present disclosure relates to a composite cable for a vehicle and a composite cable assembly, which are capable of simultaneously providing a communication function and power to an electronic parking brake (EPB) and an anti-lock brake system (ABS) for use in a vehicle, and maximizing electromagnetic compatibility (EMC) shielding performance between internal components or external cables.
The present disclosure relates a multi-core optical cable with a plurality of optical units, in which damage to a core is prevented during the stripping of a jacket for connection or splitting of the optical cable, and the workability of stripping the jacket is improved.
The present invention relates to a submarine cable in which each of a dynamic submarine cable section and a static submarine cable section is included in one submarine cable so that land and ocean equipment can be connected through a single submarine cable.
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
The present invention relates to a submarine cable having a shielding layer that considers dynamic characteristics. Particularly, the present invention relates to a submarine cable having a shielding layer that considers dynamic characteristics of continuous deformation due to external force in a conducting state, such that excellent durability in a dynamic environment such as that of the seabed is implemented and, simultaneously, path and shielding functions for the fault current can be sufficiently performed.
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
93.
Power cable system having different conductor connecting part, and power cable connection method having different conductors
A power cable system and method for connecting multiple power cables and conductors thereby forming a cable connection structure. The multiple conductors have different melting points. The cable connection structure having volume rate increase regions of the multiple conductors formed by preprocessing of the multiple conductors to increase durability of the conductor connecting part in the cable connection structure. The multiple conductors are connected by resistance welding.
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
The present invention relates to a hydrogen delivery pipe. Specifically, the present invention relates to a hydrogen delivery pipe which not only satisfies all properties required for a pipe for long-distance hydrogen delivery, such as hydrogen permeation-blocking properties, pressure resistance properties, and bendability properties, but can also reduce manufacturing costs.
F16L 11/12 - Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
F16L 11/08 - Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
B32B 15/085 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin comprising polyolefins
95.
Marine cable for offshore wind power having an improved water-tree property
A marine cable may be provided with at least one core including a conductor and an insulating layer that surrounds the conductor, such that sizes of water trees, caused by diffusion of moisture, in the insulating layer are controlled.
H01B 7/28 - Protection against damage caused by external factors, e.g. sheaths or armouring by moisture, corrosion, chemical attack or weather
H01B 3/26 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances asphaltsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances bitumensInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances pitches
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 7/00 - Insulated conductors or cables characterised by their form
The present disclosure relates to an optical unit including a tubular member, which accommodates a plurality of optical fibers and whose shape is variable to achieve an optimal space factor, to minimizes optical loss or the deterioration of optical properties when the optical cable is bent or compressed or external impact is applied, secure waterproof performance, and minimize an outer diameter, and an optical cable including the same.
ann ann bnn bnn n is the ratio of the composite pitch ratio of an n layer and an n+1 layer, that is, n layer composite pitch ratio/n+1 layer composite pitch ratio, and n is an integer of 0 or greater).
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
98.
TERMINAL BOX FOR PHOTOELECTRIC COMPOSITE CABLE, AND PHOTOELECTRIC COMPOSITE TERMINAL BOX SYSTEM
The present invention relates to a terminal box for a photoelectric composite cable, and a photoelectric composite terminal box system, wherein in an RRH base station, the ease of connecting the terminal box and the photoelectric composite cable or a jumper cable is improved, a connector provided on the cable connected to the terminal box is not exposed to the outside such that watertightness and anti-corrosion performance are improved, and the space inside the terminal box is used efficiently and thus the terminal box can be made smaller and lighter.
The present invention relates to a film-type radiation heater. Specifically, the present invention relates a film-type radiation heater which comprises a printed electrode, and thus not only can reduce the manufacturing cost, but can also ensure a sufficient heating area, increase the allowed current range of the electrode, and reduce the hot-spot effect, thereby implementing high-efficiency heating.
H05B 3/12 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
H05B 3/06 - Heater elements structurally combined with coupling elements or with holders
H05B 3/16 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
H05B 3/34 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
100.
Different type power cable core connection device and different type power cable connection system comprising same
The present disclosure relates to a different type power cable core connection device for minimizing the volume of a connection device for connection of different type power cables and minimizing cracking of an insulation molding part having a connection conductor embedded therein when current is conducted to conductors of cores of the different type power cables, and a different type power cable connection system including the same.
