Patents Assigned to Hitachi Cable, Ltd.
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Patent number: 8580039Abstract: A surface treatment method of a metal member according to an embodiment of the invention includes removing an oily substance on the metal member by using gas-liquid two fluids that are obtained by boiling heated and pressured water under ordinary pressure. A surface treatment device of a metal member for removing an oily substance on the metal member includes self-generation two fluids production means for producing gas-liquid two fluids by boiling heated and pressured water under ordinary pressure, and a surface treatment room carrying out a surface treatment by bringing the self-generation two fluids into contact with the metal member.Type: GrantFiled: August 31, 2010Date of Patent: November 12, 2013Assignee: Hitachi Cable, Ltd.Inventors: Tomonori Saeki, Yoshiyuki Ando
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Patent number: 8575488Abstract: A differential signal transmission cable has a pair of conductors arranged to be distant from each other and parallel to each other, an insulator covering the pair of conductors, and a shield conductor wound around the insulator. The insulator has an outer periphery shape of a transversal cross section in that a plurality of curved lines with different curvature radiuses are combined. The shield conductor has an inner periphery shape of a transversal cross section in that the plurality of curved lines are combined in accordance with the outer periphery shape of the insulator.Type: GrantFiled: September 23, 2011Date of Patent: November 5, 2013Assignee: Hitachi Cable, Ltd.Inventors: Takahiro Sugiyama, Hideki Nonen, Takashi Kumakura
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Patent number: 8575489Abstract: A three-conductor cable includes three cables disposed in a triangular form in a cross sectional view thereof, and a first refrigerant path at a cable center portion surrounded by the three cables along a longitudinal direction of the three cables for flowing a refrigerant for cooling the three cables therethrough. The first refrigerant path is formed along a part of each of the three cables in a cross sectional view thereof.Type: GrantFiled: July 27, 2011Date of Patent: November 5, 2013Assignee: Hitachi Cable, Ltd.Inventors: Fumihito Oka, Hirotaka Eshima
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Publication number: 20130285866Abstract: A dual band antenna providing a high forward gain includes a radiator, a director disposed in front of the radiator, and a reflector disposed behind the radiator. A dual resonance notch antenna including a conducting plate and a feeding portion is used as the radiator. The director includes a conducting plate and a short-circuiting portion and the reflector includes a conducting plate and a short-circuiting portion. Each conducting plate is disposed such that the direction of a normal to the conducting plate is a front-rear direction. Two slots having different lengths are formed in each conducting plate so as to be aligned with each other. The feeding portion is disposed in one of the slots. Each short-circuiting portion is disposed in one of the two slots at a position corresponding to the feeding portion.Type: ApplicationFiled: January 31, 2013Publication date: October 31, 2013Applicant: HITACHI CABLE, LTD.Inventor: Haruyuki WATANABE
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Patent number: 8568547Abstract: A molded product and a method of manufacturing the same are disclosed, in which the insulating layer of uniform thickness is formed in a narrow clearance between plural metal bodies. Surroundings of metal plates spaced at specified intervals are covered with insulating polymer to insulate them electrically. A spacer polymer which consists of insulating polymer whose melting point is T1 is arranged between the metal plates, and a molded part which consists of insulating polymer whose melting point is T2 (<T1) covers surroundings of the metal plates and the spacer polymer.Type: GrantFiled: April 28, 2010Date of Patent: October 29, 2013Assignee: Hitachi Cable, Ltd.Inventors: Takanori Yamazaki, Naofumi Chiwata, Takenori Taki
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Patent number: 8569628Abstract: There is provided an insulated wire having an insulation film composed of a plurality of layers provided on a conductor, in which: the insulation film includes a first film layer and a second film layer; the first film layer is made of a first resin composition formed by graft-polymerizing a graft compound with an ethylene-tetrafluoroethylene copolymer and is provided on a circumference of the conductor; and the second film layer is made of a second resin composition being a polymer alloy made of a polyphenylene sulfide resin and a polyamide resin, or being a polymer alloy made of a polyether ether ketone resin and a polyamide resin and is provided on a circumference of the first film layer.Type: GrantFiled: August 27, 2010Date of Patent: October 29, 2013Assignees: Hitachi Cable, Ltd., Hitachi Magnet Wire Corp.Inventors: Tomiya Abe, Takanori Yamazaki, Kiyoshi Watanabe, Hideyuki Kikuchi, Takahiko Hanada, Daisuke Hino
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Patent number: 8571361Abstract: A combined optical and electrical flexible wiring includes a first film substrate, a plurality of conductors aligned parallel on a surface of the first film substrate, an optical fiber provided on the surface of the first film substrate and aligned parallel to the plural conductors, a second film substrate with which the plural conductors and the optical fiber are covered in such a manner as to include an exposed portion, a resin mount provided over the exposed portion in such a manner as to cover the plural conductors and the optical fiber, the resin mount being formed with a light inlet or outlet groove including a mirror surface therein, an optical-electrical conversion component formed on a surface of the resin mount, and a wiring pattern formed on the surface of the resin mount.Type: GrantFiled: March 10, 2011Date of Patent: October 29, 2013Assignee: Hitachi Cable, Ltd.Inventors: Hiroki Yasuda, Kouki Hirano, Takami Ushiwata, Masanobu Ito
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Patent number: 8569624Abstract: A conducting path includes three cables, and a cable clamp for fixing the three cables. The cable clamp includes a metal plate formed along an outer periphery of the three cables that are triangularly arranged when viewed in cross-section and a mounting flange portion formed with both end portions of the metal plate overlapped each other, and two of the three cables are integrated to form an integral cable.Type: GrantFiled: May 18, 2011Date of Patent: October 29, 2013Assignee: Hitachi Cable, Ltd.Inventor: Hirotaka Eshima
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Publication number: 20130277087Abstract: A complex harness includes a composite cable including an electric brake cable, an ABS sensor cable and an outer sheath. The electric brake cable and the ABS sensor cable are integrated by being commonly covered with the outer sheath.Type: ApplicationFiled: April 18, 2013Publication date: October 24, 2013Applicant: HITACHI CABLE, LTD.Inventors: Yoshikazu HAYAKAWA, Hirotaka Eshima
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Patent number: 8561949Abstract: There is provided an articulated cable protection and guide apparatus that can securely and stably guide a large number of cables, can assure durability of articulated supporting members that operate between straight and bending postures for a long period of time, and can be easily disassembled and assembled at a machine frame-side stationary end-side connector unit or at a moving end-side connector unit. The articulated cable protection and guide apparatus comprises: a stationary end-side connector unit for affixing each stationary end of articulated supporting members, cables and a flexible belt member integrally to a machine frame-side stationary end area; a moving end-side connector unit for affixing each moving end of the articulated supporting members, cables and a flexible belt member integrally to a movable-side moving end area.Type: GrantFiled: January 31, 2012Date of Patent: October 22, 2013Assignees: Tsubakimoto Chain Co., Hitachi Cable Ltd.Inventors: Shoichiro Komiya, Kiyotake Tatsuta, Masaaki Ikeda, Takayuki Matsuda
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Publication number: 20130272650Abstract: A wavelength cross connect device includes an input demultiplexing optical system for demultiplexing light input from a plurality of input ports into respective wavelengths, a wavelength switching optical system for switching and outputting the lights of respective wavelengths input from the input demultiplexing optical system to respective desired ports, and an output multiplexing optical system for multiplexing the lights of respective wavelengths input from the wavelength switching optical system per port. The input demultiplexing optical system and the output multiplexing optical system includes a lens system that has a function of focusing lights independently in vertical and widthwise directions.Type: ApplicationFiled: March 25, 2013Publication date: October 17, 2013Applicants: National Institute of Advanced Industrial Science and Technology, KEIO UNIVERSITY, HITACHI CABLE, LTD.Inventors: Hiroshi Ishikawa, Toshifumi Hasama, Hitoshi Kawashima, Masahiko Mori, Hisato Uetsuka, Akihito Hongo, Hiroyuki Tsuda, Keisuke Sorimoto, Nazirul Afham bin Idris
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Publication number: 20130272113Abstract: A chassis type switch is provided which can shorten a time required for switching-over to a backup route when a failure has occurred in a line card. In a chassis type switch including a plurality of line cards within a chassis, the switch further includes a failure detection unit for detecting a failure in each of the plural line cards, and a forced flooding processing unit included in each of the plural line cards and operating such that when, in trying to transfer a received unicast frame to another line card, a failure is detected in the relevant line card at a transfer destination, the received unicast frame is forcibly transferred to all ports of the own line card other than a reception port thereof and to all other line cards.Type: ApplicationFiled: April 15, 2013Publication date: October 17, 2013Applicant: Hitachi Cable, Ltd.Inventor: Chikara SAWAGUCHI
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Publication number: 20130272112Abstract: A network switch is provided which can shorten a time required for switching-over to a backup route when a failure has occurred in a port for which an LAG is set. The network switch includes a failure detection unit for detecting a port failure, and a forced transfer processing unit for, when a failure is detected in a port at a transfer destination as a target in trying to transfer a received unicast frame and when an link aggregation group is set for a plurality of ports including the relevant port at the transfer destination, forcibly transferring the received unicast frame to another port for which the same link aggregation group as that set for the relevant port at the transfer destination is set.Type: ApplicationFiled: April 11, 2013Publication date: October 17, 2013Applicant: HITACHI CABLE, LTD.Inventors: Kenji Aoshima, Chikara Sawaguchi
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Publication number: 20130271344Abstract: An antenna device includes a substrate including a front surface, a back surface, and via holes formed therein, a plurality of patch antenna elements formed in an array on the front surface of the substrate, a feed line formed on the back surface of the substrate to feed the plurality of patch antenna elements through the via holes formed in the substrate, and a metal chassis disposed opposite the substrate with an air layer therebetween on the back surface of the substrate. The metal chassis is electrically grounded.Type: ApplicationFiled: March 7, 2013Publication date: October 17, 2013Applicant: Hitachi Cable, Ltd.Inventors: Osamu TASAKI, Tomoyuki Ogawa, Shinsuke Murano
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Publication number: 20130264886Abstract: A non-contact power supply system for supplying power from a power transmission-side AC source to a power receiving-side load in a non-contact manner includes a power transmission-side resonance coil receiving AC power supplied from the AC source, a power receiving-side resonance coil having a resonant frequency causing electromagnetic-coupling to the power transmission-side resonance coil, a power transmission-side transformer disposed between the power transmission-side resonance coil and the AC source, and a power receiving-side transformer disposed between the power receiving-side resonance coil and the load.Type: ApplicationFiled: March 6, 2013Publication date: October 10, 2013Applicant: HITACHI CABLE, LTD.Inventors: Katsutoshi NAKATANI, Masanori SAGAWA, Kazuo KOTANI, Naofumi CHIWATA
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Publication number: 20130260538Abstract: A method of manufacturing a gallium nitride substrate includes machining a gallium nitride crystal, and wet-etching the gallium nitride crystal prior to the machining.Type: ApplicationFiled: March 16, 2013Publication date: October 3, 2013Applicant: Hitachi Cable, Ltd.Inventor: Hajime Fujikura
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Publication number: 20130256390Abstract: The disclosed junction material, manufacturing method thereof, and manufacturing method of junction structure utilize lead-free materials and ensure a high reliability of the junction between a semiconductor element and a frame or substrate, or, between a metal plate and another metal plate. For junctions between a semiconductor element and a frame or substrate, by using as the JUNCTION MATERIAL a laminate material comprising a Zn-based metallic layer (101), Al-based metallic layers (102a, 102b) on both sides thereof, and X-based metallic layers (103a, 103b) (X=Cu, Au, Ag or Sn) on the outside of both the Al-based metallic layers (102a, 102b), even in an oxygen-rich environment, the superficial X-based metallic layers protect the Zn and Al from oxidation until said junction material melts, preserving the wettability and bondability of said junction material as solder and securing the high reliability of the junction.Type: ApplicationFiled: July 28, 2011Publication date: October 3, 2013Applicant: Hitachi Cable, Ltd.Inventors: Takuto Yamaguchi, Masahide Okamoto, Osamu Ikeda, Hiromitsu Kuroda, Kazuma Kuroki, Shohei Hata, Yuichi Oda
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Publication number: 20130260193Abstract: An assembled battery wiring member for an assembled battery that plural single cells each having a positive terminal and a negative terminal are arranged in a predetermined array direction and the positive terminal of one of a pair of single cells adjacent in the array direction is connected to the negative terminal of another single cell one after another by a conductive coupling member. It includes a flat cable including plural linear conductors arranged parallel to each other and an insulating film covering the plural linear conductors, and a connecting member to connect the plural linear conductors to the coupling member. The connecting member includes a plate-shaped conductor and an insulation covering the conductor, one end of the conductor is connected to the coupling member and another end of the conductor is connected to the linear conductor through an opening formed in the insulation film of the flat cable.Type: ApplicationFiled: March 13, 2013Publication date: October 3, 2013Applicant: Hitachi Cable, Ltd.Inventors: Kazuhiko SASADA, Hidenori KOBAYASHI, Hiroaki KOMATSU, Masamitsu KONYA
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Publication number: 20130255992Abstract: An insulated wire includes a conductor and an insulation covering formed thereon. The insulation covering includes a first insulation covering layer formed directly on the conductor and a second insulation covering layer formed on a periphery of the first insulation covering layer. The first insulation covering layer includes a resin composition including a resin (A) including polyphenylene sulfide and a resin (B) including polyamide mixed at a mass ratio in a range of “30/70?B/A?90/10”. The second insulation covering layer includes a resin composition mainly including a resin (C) including polyphenylene sulfide or polyetheretherketone.Type: ApplicationFiled: February 11, 2013Publication date: October 3, 2013Applicant: HITACHI CABLE, LTD.Inventors: Takanori YAMAZAKI, Hideto MOMOSE, Toshiharu GOTO, Junichi ABE, Shigehiro MORISHITA
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Publication number: 20130247817Abstract: A metal chloride gas generator includes a reactor including a receiving section for receiving a metal on an upstream side and a growing section in which a growth substrate is placed on a downstream side, a raw material section heater and a growing section heater each of which heats an inside of the reactor, an upstream end comprising a gas inlet, and a gas inlet pipe arranged to extend from the upstream end via the receiving section to the growing section, for introducing a chloride gas from the upstream end to supply the chloride gas to the receiving section and supplying a metal chloride gas produced by a reaction between the chloride gas and the metal in the receiving section to the growing section. The gas inlet pipe includes a suppressing section for suppressing an optical waveguiding phenomenon which waveguides a radiant heat from the growing section heater or the growing section.Type: ApplicationFiled: March 11, 2013Publication date: September 26, 2013Applicant: Hitachi Cable, Ltd.Inventors: Taichiroo KONNO, Hajime Fujikura