Abstract: Disclosed herein is a fiber optics connection box in which a feeding cable introduced into the fiber optics connection box is processed by an optical processing module and is withdrawn as out cables, passing cables pass through a receiving space defined in the fiber optics connection box, thereby improving watertightness, work efficiency, and price competitiveness in a state in which the cables are mounted or while the cables are mounted.

Abstract: Disclosed are a wireless power receiving apparatus, a wireless power transmission system, and a wireless power receiving method. The wireless power receiving apparatus includes a power receiving coil for receiving a power signal wirelessly transmitted, a rectifier circuit for rectifying the power signal into direct current (DC) output power, a switching unit for controlling input of the power signal to the rectifier circuit at an rear end of the power receiving coil, and a control unit for measuring a voltage of the DC output voltage, comparing the voltage with a predetermined allowable voltage, and controlling an operation of the switching unit.

Abstract: There is disclosed a connector of an electric vehicle charger, more particularly, to a connector of an electric vehicle charger which can be assembled and dissembled easily, with an easy maintenance, a simple structure and a less number of parts.

Abstract: The present invention relates to an insulation composition for a DC power cable and the DC power cable prepared using the same. Specifically, the present invention relates to an improved insulation composition for a DC power cable, which can prevent decrease of DC dielectric strength and decrease of impulse strength caused by accumulation of space charges, and the DC power cable prepared using the same.

Abstract: An insulation material composition for a direct current (DC) power cable and the DC power cable using the same are provided. A direct current (DC) power cable insulation material composition includes 0.5 to 5 parts by weight of surface-modified nano-sized cubic magnesium oxide, per 100 parts by weight of a polyethylene base resin.

Abstract: Disclosed is a composition for a high strength loose tube type fiber optic cable with excellent flexibility and excellent impact resistance, which includes a polypropylene-polyethylene copolymer having a melt flow index (MFI) of 1.1 g/10 minutes to 3.0 g/10 minutes at 230° C. and a flexural modulus of 10,000 to 23,000 kg/cm2. A fiber optic cable including a loose tube formed with the composition for a high strength loose tube type fiber optic cable has excellent flexibility and impact resistance as well as excellent appearance.

Abstract: Provided is a bend-insensitive optical fiber including a core centered at the optical fiber, a cladding surrounding the core and having a lower refractive index than the core, a coating layer surrounding the cladding, and a region formed in the cladding and having a lower refractive index than the cladding, wherein the coating layer has a multilayered structure and a total outer diameter of 240 ?m or less, and a bend-insensitive optical cable comprising the same.

Abstract: The present invention relates to a connector in an electric vehicle charger, and more particularly, to a connector in an electric vehicle charger, in which a structure thereof is improved for simplifying the same, minimizing a number of components, enabling to secure reliability in stages of mounting, charging, and coupling/decoupling, and improving durability, a water proof performance, and user's convenience.

Abstract: A conductive paste containing silver nanoparticles and a conductive circuit board provided therewith are provided. The conductive paste containing silver nanoparticles includes 15 to 50 weight % of silver nanoparticles based on a total weight of the conductive paste, the silver nanoparticles having an average particle size of 1 to 100 nm; 0.1 to 2.5 weight % of carbon nanotubes based on the total weight of the conductive paste, the carbon nanotubes having an average diameter of 2 to 40 nm; 1 to 15 weight % of a binder based on the total weight of the conductive paste; and a solvent.

Abstract: Disclosure relates to an elastic member mounted in a securing part formed at a male shielded connector or a female shielded connector and configured to establish an electrical connection between the male shielded connector and the female shielded connector when the male shielded connector and the female shielded connector are assembled. The elastic member includes a plate spring having a predetermined length; an elastic piece being elastically deformable and formed by bending a portion of one or both sides of the plate spring in the lengthwise direction of the plate spring; and a fixing member formed on the plate spring and configured to prevent the elastic member from separating from the male shielded connector or the female shielded connector when the male shielded connector and the female shielded connector are disassembled.

Abstract: A clip-type elastic contact piece is mounted to a mount portion formed at a metal housing of a shielded connector for the connection with a counterpart metal housing of a counterpart shielded connector to be coupled with the shielded connector. The clip-type elastic contact piece has a flat plate having a predetermined length. An elastic part is formed by bending one side of the flat plate in a length direction of the flat plate so as to be elastically deformable. The elastic part is spaced apart from a front side of the flat plate based on the bent portion, and the spaced distance is partially smaller than a thickness of the mount portion.

Abstract: Disclosed are a copper clad aluminum wire, a compressed conductor and a cable including the same and a method of manufacturing the compressed conductor. The copper clad aluminum wire, the compressed conductor and a cable including the copper clad aluminum wire and the method of manufacturing the compressed conductor according to embodiments of the present invention may exhibit electrical features similar to those of a conventional pure copper wire without greatly increasing outer diameters of the conductor and the cable, guarantee workability of a worker when the worker installs the cable even in a narrow work space, and efficiently utilize an installation space.

Abstract: Disclosed herein is a fiber optics connection box in which a feeding cable introduced into the fiber optics connection box is processed by an optical processing module and is withdrawn as out cables, passing cables pass through a receiving space defined in the fiber optics connection box, thereby improving watertightness, work efficiency, and price competitiveness in a state in which the cables are mounted or while the cables are mounted.

Abstract: A semiconductive composition and a power cable using the same are provided. A semiconductive composition includes, per 100 parts by weight of a polyolefin base resin, 0.5 to 2.15 parts by weight of carbon nanotubes, and 0.1 to 1 parts by weight of an organic peroxide crosslinking agent.

Abstract: An electric cable for a nuclear power plant that allows easy monitoring of its condition for long term use in a nuclear power plant, and a fabrication method thereof is provided. The electric cable for a nuclear power plant includes at least one core having a conductor and an insulating body coating the conductor, and a sheath body surrounding the core, and the insulating body and the sheath body are made of the same composition.

Abstract: A conductive paste composition is provided. The conductive paste composition includes 20 to 70 weight % of silver nanoparticles having an average particle size of 1 nm to 250 nm based on a total weight of the conductive paste composition, and 0.01 to 2 weight % of silver-decorated carbon nanotubes based on the total weight of the conductive paste composition.

Abstract: An optical and power composite cable includes a plurality of power lines adjacently arranged in a cable, each power line having a central conductor and an insulating coating layer surrounding the central conductor; at least one optical fiber unit arranged together with the power lines, each optical fiber unit having at least one optical fiber and a tube surrounding the optical fiber; and a cable sheath surrounding the power lines and the optical fiber unit, wherein, assuming that the thickness of the tube is t and that the outer diameter of the tube is D, the ratio of the thickness of the tube to the outer diameter defined as t/D is 8% to 20%.

Abstract: The present invention provides an insulated wire having a conductor and at least two insulating coating layers formed surrounding the conductor, wherein the insulating coating layers comprises the outermost layer thereof, which has a thickness in the range of 20 to 50% based on the total thickness of the insulating coating layers and comprises a polyimide resin; and a base insulating coating layer in contact with the conductor, which has a thickness in a range of 50 to 80% based on the total thickness of the insulating coating layers and comprises a polyamide-imide resin having an adhesion-improving agent. The insulated wire of the present invention has insulating coating layers having superior coating adhesion as well as good heat-resistance.

Abstract: A wireless power transmission apparatus includes at least one power transmission antenna for transmitting a wireless power signal in a magnetic resonance manner by using a resonant frequency having different bandwidths from each other; a wireless power signal generating module for generating the wireless power signal; at least one wireless power converting module for converting a power level of the wireless power signal generated by the wireless power signal generating module and having different power level conversion ranges corresponding to the bandwidth of the resonant frequency of the power transmission antenna; a multiplexer matching module for selectively connecting the wireless power converting module to a corresponding power transmission antenna; and a control unit for selectively connecting the power transmission antenna and the wireless power converting module according to a required power of a device to be charged to adjust the power level of the wireless power signal.

Abstract: Disclosed herein is a fiber distribution housing which maximizes worker's operation efficiency, simplifies arrangement of optical cables within the fiber distribution housing, and minimizes tension or stress applied to the optical cables.