SWCC SHOWA CABLE SYSTEMS CO., LTD. Patent applications |
Patent application number | Title | Published |
20160125977 | OXIDE SUPERCONDUCTOR AND METHOD FOR MANUFACTURING SAME - An oxide superconductor includes: a substrate made of a metal; an insulating intermediate layer provided on the substrate; an oxide superconducting layer provided on the intermediate layer; a metal stabilizing layer provided on the oxide superconducting layer; and a plurality of dividing grooves which divide the metal stabilizing layer and the oxide superconducting layer along a longitudinal direction of the substrate, reach the inside of the intermediate layer through the oxide superconducting layer from the metal stabilizing layer, and do not reach the substrate. The metal stabilizing layer and the oxide superconducting layer are divided to form a plurality of filament conductors by the plurality of dividing grooves, and in each dividing groove of the plurality of dividing grooves, a width of a groove opening portion of the dividing groove is equal to or greater than a width of a groove bottom portion of the dividing groove. | 05-05-2016 |
20140216027 | HEAT STORAGE DEVICE, AND SYSTEM PROVIDED WITH HEAT STORAGE DEVICE - Provided is a heat storage device which can stably store heat by storing heat within a fixed temperature range. A heat storage device ( | 08-07-2014 |
20140020999 | CIRCUIT BREAKING UNIT AND RAILCAR INCLUDING THE SAME - A railcar includes: a power collector configured to collect electric power through overhead contact lines; a circuit breaking unit connected to the power collector and arranged on a roof of a car; and a plurality of electric power cables connected to the circuit breaking unit. The circuit breaking unit includes: a circuit breaker arranged above the roof and connected to a circuit connected to the power collector; and a branch joint which is integrally connected to a terminal portion of the circuit breaker and arranged under the circuit breaker and to which the plurality of electric power cables are connected. | 01-23-2014 |
20130092416 | CABLE FOR HIGH-VOLTAGE ELECTRONIC DEVICES - A cable for high-voltage electronic devices including an inner semiconductive layer, a high-voltage insulator, an outer semiconductive layer, a shielding layer, and a sheath which are provided on an outer periphery of a cable core part in the order mentioned, wherein the high-voltage insulator is made of an insulating composition whose temperature dependence parameter D | 04-18-2013 |
20110209895 | CABLE FOR HIGH-VOLTAGE ELECTRONIC DEVICE - A cable for a high-voltage electronic device having a small diameter and an excellent voltage resistance characteristic. The cable includes an inner semiconducting layer, a high-voltage insulator, an outer semiconducting layer, a shielding layer, and a sheath on an outer periphery of a cable core portion, wherein the high-voltage insulator is formed of an insulating composition containing 0.5 to 5 parts by mass of an inorganic filler with respect to 100 parts by mass of an olefin-based polymer, and the inorganic filler has an average dispersed-particle diameter of 1 μm or less. | 09-01-2011 |
20110124508 | RE-TYPE OXIDE SUPERCONDUCTING WIRE AND PROCESS FOR PRODUCING THE SAME - A RE-type oxide superconducting wire having excellent angular dependence for magnetic field of Jc is obtained by finely dispersing magnetic flux pinning centers into a superconductor. A mixed solution which comprises a metal-organic complex solution including a metal element which composes a RE-type oxide superconductor whose Ba content is reduced and a metal-organic complex solution including at least one or more kinds of metals which are selected from Zr, Ce, Sn, or Ti which has a larger affinity for Ba is coated onto an intermediate layer of a composite substrate, and the assembly is then calcined to disperse artificially and finely oxide particles (magnetic flux pinning centers) including Zr. Thus, the angular dependence for magnetic field (Jc | 05-26-2011 |
20110114358 | METAL FITTING INTEGRATION TYPE STRESS-RELIEF CONE AND A CABLE SEALING END USING THE SAME - A metal fitting integration type stress-relief cone is provided with a stress-relief cone which includes a cylindrical rubber-like elastic body on an outer circumference of a cable core and a metal fitting which surrounds the cable core and is integral with a low-voltage side of the stress-relief cone. The stress-relief cone is provided with a cylindrical semi-conducting body part at the low-voltage side and has a bell-mouthed electric-field stress-control part in an end of a high-voltage side, an insulating body part on the high-voltage side with a low-voltage side end concentric with the semi-conducting body part and a cylindrical insulation protective layer which is arranged continuously at the end of the low-voltage side of the insulating body part and is integral with the outer circumference of the semi-conducting body part | 05-19-2011 |
20100282244 | Heat Treatment Apparatus for Oxide Superconducting Wire - This invention provides a heat treatment apparatus for an oxide superconducting wire that is easy to control atmosphere during baking and can realize a high manufacturing speed. A heat treatment apparatus ( | 11-11-2010 |
20100197506 | TAPE-SHAPED OXIDE SUPERCONDUCTOR - This invention provides a tape-shaped oxide superconductor which can prevent the diffusion of elements constituting a metallic substrate into a superconducting layer and cracking of an intermediate layer and improve the orientation of the superconducting layer. A 15 to 100 nm-thick Ce—Gd—O-based oxide layer ( | 08-05-2010 |
20100175907 | POLYMER BUSHING AND CABLE TERMINATION USING THE SAME - A polymer bushing includes a conductor bar, a conductor insertion hole at a lower end, a rigid insulator around the outer circumference of the conductor bar and having a receiving port for a cable termination, a polymer covering around | 07-15-2010 |
20090286686 | Process for Producing Thick-Film Tape-Shaped Re-Type (123) Superconductor - This invention provides a production process of a thick-film tape-shaped RE-type (123) superconductor having a high critical current value. The production process comprises providing a composite substrate comprising Gd | 11-19-2009 |
20090270263 | PROCESS FOR PRODUCING TAPE-SHAPED Re-TYPE (123) SUPERCONDUCTOR - This invention provides a production process of a tape-shaped superconductor which can realize high Jc and Ic values by virtue of the elimination of the cause of generation of cracks and deterioration of an electrical connectivity in crystal grain boundaries. In producing an Re-base (123) superconductor on a substrate by an MAD process, the use of a raw material solution having a Re:Ba:Cu molar ratio of 1:X:3, wherein X is a Ba molar ratio satisfying X<2 (preferably 1.0≦X≦1.8, especially 1.3≦x≦1.7), can realize the production of a thick-film tape-shaped superconductor having a superconductivity of Jc=3.20 MA/cm2 and Ic=525 A/cm (X=1.5). | 10-29-2009 |
20090069187 | Rare Earth-Containing Tape-Shaped Oxide Superconductor - On a first intermediate layer provided on a substrate and having an excellent surface smoothness, are formed a second intermediate layer and an YBCO superconductor layer having excellent properties. An YBCO superconductor ( | 03-12-2009 |