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    • 71. 发明专利
    • Composite material for brazing and brazed product using the same
    • 使用它的制动和制动产品的复合材料
    • JP2008212985A
    • 2008-09-18
    • JP2007054062
    • 2007-03-05
    • Hitachi Cable Ltd日立電線株式会社
    • SAGAWA HIDEYUKIKUROKI KAZUMAKURODA HIROMITSU
    • B23K35/14B23K1/00B23K35/30
    • PROBLEM TO BE SOLVED: To provide a composite material for brazing which maintains the brazing property and high corrosion resistance demanded for a brazing material and is excellent in workability, and a brazed product using the same.
      SOLUTION: The composite material for brazing is arranged between members to be subjected to brazing and used for performing brazing. As the brazing material part, the composite material has an Ni-Cr layer 1 composed of nickel chromium as a principal component and an Si layer 2 composed of silicon or a silicon alloy and is formed by disposing the Si layer 2 between the layers of the two Ni-Cr layers 1, 1. The composite material for brazing may be disposed as the brazing material part integrally on the surface of a base material 3.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种用于钎焊的复合材料,其保持钎焊材料所需的钎焊性能和高耐腐蚀性,并且加工性优异,并且使用该复合材料的钎焊制品。 解决方案:用于钎焊的复合材料布置在要经受钎焊的构件之间并用于进行钎焊。 作为钎焊材料部分,复合材料具有由镍铬作为主要成分的Ni-Cr层1和由硅或硅合金构成的Si层2,并且通过将Si层2设置在 两个Ni-Cr层1,1。用于钎焊的复合材料可以作为钎焊材料部分一体地设置在基材3的表面上。版权所有(C)2008,JPO&INPIT
    • 72. 发明专利
    • Composite material for brazing and brazed product using the same
    • 使用它的制动和制动产品的复合材料
    • JP2008055471A
    • 2008-03-13
    • JP2006236070
    • 2006-08-31
    • Hitachi Cable Ltd日立電線株式会社
    • KUROKI KAZUMAKURODA HIROMITSUSAGAWA HIDEYUKIHORII FUMIOSAKUYAMA NOBUHITO
    • B23K35/14B23K35/30C22C19/03
    • PROBLEM TO BE SOLVED: To provide a composite material for brazing with a rod or wire shape having satisfactory heat resistance, oxidation resistance and corrosion resistance, in which the ratio of a base material upon brazing to be eroded is low, and whose brazing operability is satisfactory, and to provide a brazed product using the same.
      SOLUTION: The composite material 10 for brazing in which the members to be brazed are brazed each other is the one obtained by integrally providing the surface of a rod shaped or wire shaped Ni or Ni alloy core material 11 with a brazing layer having a double layer structure where a Ti or Ti alloy layer 12 and an Fe or Fe alloy layer 13 are superimposed. The concentration of Fe in the whole of the composite material 10 for brazing is 10 to 50 mass%.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种具有令人满意的耐热性,耐氧化性和耐腐蚀性的棒状或线状钎料的复合材料,其中基体材料在被腐蚀的钎焊时的比例低,并且其 钎焊操作性是令人满意的,并且提供使用其的钎焊制品。 钎焊用钎焊用复合材料10是钎焊钎焊的复合材料10,是将棒状或线状的Ni或Ni合金芯材11的表面整体地设置在钎焊层上, 其中叠加有Ti或Ti合金层12和Fe或Fe合金层13的双层结构。 用于钎焊的整个复合材料10中的Fe的浓度为10〜50质量%。 版权所有(C)2008,JPO&INPIT
    • 73. 发明专利
    • Copper alloy material, copper alloy conductor and its production method, trolley wire for overhead contact wire, and cable
    • 铜合金材料,铜合金导体及其生产方法,用于覆盖接触线和电缆的拉线
    • JP2008001933A
    • 2008-01-10
    • JP2006171464
    • 2006-06-21
    • Hitachi Cable LtdHitachi Seisen Kk日立製線株式会社日立電線株式会社
    • KURODA HIROMITSUHIRUTA HIROYOSHIAOYAMA MASAYOSHI
    • C22C9/02B21B1/00B21B3/00C22F1/00C22F1/08H01B1/02H01B5/02H01B7/00H01B13/00
    • PROBLEM TO BE SOLVED: To provide a copper alloy material in which high strength and high electric conductivity required for a trolley wire for an overhead contact wire, a cable conductor for apparatus or the like in recent years are made compatible, to provide a copper alloy conductor using the copper alloy material, and to provide a method for producing the copper alloy conductor.
      SOLUTION: Into a copper base material comprising by weight, 0.001 to 0.1% oxygen, >0.4 to 0.7% Sn as a first additional element and 0.01 to 0.4% of at least one kind of additional element having an affinity with oxygen higher than that of Sn as a second additional element are incorporated, and also, the total of the first additional element and the second additional element is controlled to the ratio of 0.41 to 0.8% so as to be a copper alloy material, and, using the copper alloy material, the copper alloy conductor having tensile strength of ≥450 MPa and electric conductivity of ≥60% is produced.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种铜合金材料,其中用于架空接触线的电车线,近年来的装置等的电缆导体所需的高强度和高导电性要兼容,以提供 使用铜合金材料的铜合金导体,并提供一种铜合金导体的制造方法。 解决方案:将重量比为0.001〜0.1%,作为第1附加元素的Sn为0.4〜0.7%的Sn和与氧更高亲和性的0.01〜0.4%的至少一种附加元素作为铜基材, 与作为第二附加元素的Sn相比,并且将第一附加元素和第二附加元素的总和控制为0.41〜0.8%的比例,以便成为铜合金材料,并且使用 铜合金材料,产生抗拉强度≥450MPa,电导率≥60%的铜合金导体。 版权所有(C)2008,JPO&INPIT
    • 74. 发明专利
    • Coaxial cable and method for manufacturing the same, and multiconductor cable using the same
    • 同轴电缆及其制造方法及使用其的多芯电缆
    • JP2007169687A
    • 2007-07-05
    • JP2005366568
    • 2005-12-20
    • Hitachi Cable Ltd日立電線株式会社
    • KO TOKUTENMATSUI RYOSEYA OSAMUKURODA HIROMITSUOKIKAWA HIROSHINAKAGAWA RYUJI
    • C22C9/00C22C9/02C22F1/00C22F1/08H01B11/18H01B11/20H01B13/016
    • Y02A30/50
    • PROBLEM TO BE SOLVED: To provide a coaxial cable in which high-strength characteristics and low resistance characteristics are made compatible with each other, and the degradation in strength hardly occurs even in foam extrusion work or soldering work of a terminal part and the like, which has high thermal resistance in combination as well, and a method for manufacturing the same and a multiconductor cable using the same. SOLUTION: A foamed insulator 5 is coated on an outer periphery of a copper alloy twisted wire (internal conductor) 3 formed by intertwining seven lines copper alloy wires 1 and a plurality of lines conductor wires 7 are spirally wound around the outer periphery of a skin layer 6 formed on the outer side thereof along the longitudinal direction of the copper alloy twisted wire (internal conductor) 3 to form an external conductor 8, on the surface of which a jacket layer 9 is coated to provide the coaxial cable 10. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供使高强度特性和低电阻特性彼此相容的同轴电缆,即使在端子部分的泡沫挤压加工或焊接加工中也难以发生强度的降低, 同时具有高耐热性,以及其制造方法和使用该热电阻的多导体电缆。 解决方案:将发泡绝缘体5涂覆在铜合金绞合线(内部导体)3的外周上,该铜合金绞合线(内部导体)3通过缠绕七条铜合金线1而形成,并且多条线导体线7螺旋地卷绕在外周 沿着铜合金绞合线(内部导体)3的长度方向形成在其外侧的表层6,以形成外部导体8,其表面上涂覆护套层9以提供同轴电缆10 。版权所有(C)2007,JPO&INPIT
    • 75. 发明专利
    • Extra-fine copper alloy wire, extra-fine copper alloy stranded wire, and their manufacturing method
    • 超细铜合金线,超细铜合金线及其制造方法
    • JP2007169686A
    • 2007-07-05
    • JP2005366566
    • 2005-12-20
    • Hitachi Cable Ltd日立電線株式会社
    • KURODA HIROMITSUOKADA RYOHEIMASUI SHINICHISEYA OSAMUKO TOKUTEN
    • C22C9/00C22F1/00C22F1/08H01B5/02H01B5/08H01B11/18H01B13/00H01B13/02
    • Y02A30/50
    • PROBLEM TO BE SOLVED: To provide an extra-fine copper alloy wire which is an extra-fine wire of ≤0.025 mm final wire diameter, combines high strength characteristics with low resistivity characteristics (high electric conductivity), hardly causes strength reduction even under thermal load, and has high heat resistance, to provide an extra-fine copper alloy stranded wire, and also to provide their manufacturing methods. SOLUTION: Silver in an amount of 1 to 3 wt.% is added to pure copper to form a copper alloy, and wire drawing is carried out to prepare an extra-fine copper alloy wire of 0.010 to 0.025 mm wire diameter. Subsequently, heat treatment is applied at 300 to 500°C for 0.2 to 5 sec. By this procedure, a tensile strength of ≥850 MPa, an electric conductivity of ≥85% IACS and an elongation of 0.5 to 3.0% can be produced. Moreover, in heating treatment at ≤350°C for ≤5 sec, the lowering ratio of tensile strength (σ h1 ) after the heating treatment to tensile strength (σ h0 ) before the heating treatment, [(1-σ h1 /σ h0 )×100%], is made to ≤2%. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供超细铜线,其是最终线直径≤0.025mm的超细线,结合了高强度特性和低电阻率特性(高导电性),几乎不引起强度降低 即使在热负荷下,也具有高耐热性,能够提供超细铜合金绞线,并提供其制造方法。 解决方案:将1至3重量%的银添加到纯铜中以形成铜合金,并且进行拉丝以制备0.010至0.025mm线径的超细铜合金线。 随后,在300〜500℃下进行0.2〜5秒的热处理。 通过该程序,可以制造≥850MPa的拉伸强度,≥85%IACS的电导率和0.5〜3.0%的伸长率。 此外,在≤350℃加热处理≤5秒时,加热处理后的拉伸强度(σ h1 )与拉伸强度的降低率(σ h0 ) 在加热处理之前,将[(1-σ h1 h0 )×100%]设为≤2%。 版权所有(C)2007,JPO&INPIT
    • 76. 发明专利
    • Composite material for brazing, and brazed product using the same
    • 用于制动的复合材料和使用其的BRAZED产品
    • JP2006334603A
    • 2006-12-14
    • JP2005158865
    • 2005-05-31
    • Hitachi Cable Ltd日立電線株式会社
    • KUROKI KAZUMAKURODA HIROMITSUSAGAWA HIDEYUKIHORII FUMIOSAKUYAMA NOBUHITO
    • B23K35/14B23K35/30C22C30/00H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a composite material for brazing having excellent heat resistance, oxidation resistance, high temperature resistance and corrosion resistance, and also having satisfactory brazing workability, and to provide a brazed product using the same. SOLUTION: The composite material 10 for brazing is characterized in that the surface of a base material 11 composed of an Ni-free alloy is integrally provided with a brazing filler metal layer with a multilayer structure where each Fe or Fe alloy layer 12, each Ti or Ti alloy layer 13 and each Ni or Ni alloy layer 14 are laminated, and the ratio between the weight W1 of the Ni component comprised in the brazing filler metal layer and the total W2 of the weight of the Ni component and the Ti component, W1/W2 is controlled to 0.60 to 0.68. COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提供耐热性,耐氧化性,耐高温性和耐腐蚀性优异的钎焊用复合材料,并且还具有令人满意的钎焊加工性,并提供使用该复合材料的钎焊制品。 解决方案:用于钎焊的复合材料10的特征在于,由不含Ni的合金构成的基材11的表面一体地设有具有多层结构的钎料金属层,其中每个Fe或Fe合金层12 ,每个Ti或Ti合金层13和每个Ni或Ni合金层14层叠,并且包含在钎料层中的Ni成分的重量W1与Ni成分的重量的总W2与 Ti成分,W1 / W2为0.60〜0.68。 版权所有(C)2007,JPO&INPIT
    • 79. 发明专利
    • Composite material for brazing, and product using the same
    • 用于制动的复合材料,以及使用该材料的产品
    • JP2005297047A
    • 2005-10-27
    • JP2004120392
    • 2004-04-15
    • Hitachi Cable Ltd日立電線株式会社
    • KUROKI KAZUMAKURODA HIROMITSUSAGAWA HIDEYUKISHIRAI SUKAKU
    • B23K1/00B23K35/14B23K35/22B23K35/30C22C19/03
    • PROBLEM TO BE SOLVED: To provide a composite material for brazing and a product using the same, which material hardly produces a brittle intermetallic compound in annealing, and further hardly causes a fear of corrosion of a member to be brazed.
      SOLUTION: The composite material 10 for brazing is brazed with the member to be brazed. A brazing layer 15 is composed of at least three layers, a layer 13 of Ti or Ti alloy, a layer 12 of Ni or Ni alloy, and a layer 14 of Fe or Fe alloy. Further, a layer 12b of Ni or Ni alloy is arranged between the layer 13 of Ti or Ti alloy and the layer 14 of Fe or Fe alloy as a reaction preventing layer for suppressing the generation of the brittle intermetallic compound caused by the reaction of Ti and Fe.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种用于钎焊的复合材料和使用该复合材料的材料,该材料在退火中几乎不产生脆性金属间化合物,并且进一步难以引起要钎焊的构件的腐蚀的恐惧。 解决方案:用于钎焊的复合材料10与待钎焊的构件钎焊。 钎焊层15由至少三层,Ti或Ti合金层13,Ni或Ni合金层12和Fe或Fe合金层14构成。 此外,Ni或Ni合金层12b配置在Ti或Ti合金层13和Fe或Fe合金层14之间,作为防止由Ti反应引起的脆性金属间化合物产生的反应预防层 和Fe。 版权所有(C)2006,JPO&NCIPI