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    • 8. 发明专利
    • Dispersion reinforced copper
    • 分散增强铜
    • JP2008057034A
    • 2008-03-13
    • JP2007114865
    • 2007-04-24
    • Auto Network Gijutsu Kenkyusho:KkSumitomo Electric Ind LtdSumitomo Wiring Syst Ltd住友電気工業株式会社住友電装株式会社株式会社オートネットワーク技術研究所
    • KUWABARA TETSUYATANJI AKIRANISHIKAWA TAICHIRONAKAI YOSHIHIROOTSUKA YASUYUKIINOUE MASATO
    • C22C9/00B21C1/00C22C1/10C22F1/00C22F1/08
    • PROBLEM TO BE SOLVED: To provide a dispersion reinforced copper which has carbides dispersed in the matrix, and has superior tensile strength, elongation and electroconductivity; a manufacturing method therefor; a drawn wire material made from the dispersion reinforced copper; and a wire harness with the use of the drawn wire material as a conductor, for automobiles.
      SOLUTION: The dispersion reinforced copper having fine carbides dispersed in the matrix formed from Cu or a Cu alloy is obtained by the steps of: heating a molten metal mixture of pure Cu or the Cu alloy, a carbide-forming element like Ti, and a carbon source like an Fe-C alloy to a melting point of the carbon source or higher; thereby making the carbide-forming element react with C in the carbon source to produce a carbide; stirring the molten metal to uniformly disperse the carbide in the molten metal; and solidifying the molten metal at a cooling rate of 100°C/sec or higher. The drawn wire material made from the dispersion reinforced copper can be preferably used as a conductor for an electric wire of a wire harness for automobiles.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供在基体中分散有碳化物并且具有优异的拉伸强度,伸长率和导电性的分散强化铜; 其制造方法; 由分散增强铜制成的拉丝材料; 以及使用拉丝材料作为导体的线束,用于汽车。 解决方案:通过以下步骤获得具有分散在由Cu或Cu合金形成的基体中的细小碳化物的分散增强铜:加热纯Cu或Cu合金的熔融金属混合物,如碳化物形成元素,如Ti 以及碳源等碳源或更高碳原子的碳源; 从而使碳化物形成元素与碳源中的C反应以产生碳化物; 搅拌熔融金属以使碳化物均匀分散在熔融金属中; 并以100℃/秒以上的冷却速度固化熔融金属。 由分散强化铜制成的拉丝材料可以优选用作汽车用线束的电线导体。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Aluminum-based terminal fitting
    • 基于铝的端子接头
    • JP2013124389A
    • 2013-06-24
    • JP2011273608
    • 2011-12-14
    • Sumitomo Electric Ind Ltd住友電気工業株式会社
    • OTA HAJIMENAKAI YOSHIHIRONISHIKAWA TAICHIROKUWABARA TETSUYAKOBAYASHI NORIYUKI
    • C23C28/00H01R13/03
    • PROBLEM TO BE SOLVED: To provide an aluminum-based terminal fitting excellent in adhesion of a Sn layer provided on a surface thereof, and a terminal connection structure of an electric wire equipped with the terminal fitting.SOLUTION: The aluminum-based terminal fitting includes a base material 10 made of an aluminum alloy, and is provided with an anodic oxidizing layer 20 formed on the base material 10 in a contact region of an electrical connection part electrically connected with another connecting object, and a Sn layer 30 formed so as to contact with the anodic oxidizing layer 20, and composing the uppermost surface of the contact region, and an electrically conductive part 31 composed of Sn. The electrically conductive part 31 is connected to the base material 10 from the Sn layer 30 through the anodic oxidizing layer 20. Since the adhesion between the base material 10 and the anodic oxidizing layer 20, and between the anodic oxidizing layer 20 and the Sn layer 30 are respectively excellent, the Sn layer 30 does not peel off easily from the base material 10. The terminal fitting can perform an electrical connection by the electrically conductive part 31 provided therein even if the anodic oxidizing layer 20 consisting of an insulator is provided on a surface of the base material 10.
    • 要解决的问题:提供一种在其表面上设置的Sn层的粘附性优异的铝基端子接头和配备有端子接头的电线的端子连接结构。 解决方案:铝基端子接头包括由铝合金制成的基材10,并且在与另一个电连接的电连接部分的接触区域中设置有形成在基材10上的阳极氧化层20 以及形成为与阳极氧化层20接触并构成接触区域的最上表面的Sn层30以及由Sn构成的导电部31。 导电部31通过阳极氧化层20从Sn层30与基材10连接。由于基材10与阳极氧化层20之间以及阳极氧化层20和Sn层之间的粘附性 30分别是优异的,Sn层30不会容易地从基材10剥离。即使由绝缘体构成的阳极氧化层20设置在端子接头上也可以通过设置在其中的导电部31进行电连接 基材10的表面。版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Magnesium alloy material
    • 镁合金材料
    • JP2012143811A
    • 2012-08-02
    • JP2011061129
    • 2011-03-18
    • Sumitomo Electric Ind Ltd住友電気工業株式会社
    • MORI KOJIKUWABARA TETSUYANUMANO MASASADANISHIKAWA TAICHIROOISHI YUKIHIRONAKAI YOSHIHIROTSUBOTA YASUSUKEKAWABE NOZOMIMIZUNO OSAMU
    • B23K20/12C22C23/00C22C23/02C22C23/04C22C23/06C22F1/00C22F1/06
    • PROBLEM TO BE SOLVED: To provide a magnesium alloy material by which the broad or long material suitable for a raw material of a plastically processed material, or various-sized plastically processed materials can be produced with excellent productivity.SOLUTION: The magnesium alloy material is produced by joining a plurality of magnesium alloy pieces (typically alloy plates). The tensile strength and Vickers hardness at room temperature of each alloy piece are ≥165 MPa and ≥55 Hv, respectively, and the Vickers hardness Hv in the joint area composed of the magnesium alloy is equal to or higher than that of the alloy piece. Since the joint area has hardness equal to or higher than that of the alloy piece, the joint area hardly becomes a weak point mechanically in the magnesium alloy piece. Thereby, the magnesium alloy piece can be handled similarly to the broad or long material formed with uniform composition to be suitably used for the raw material of the plastically processed material. The alloy piece is preferably a rolled material obtained by rolling plural times, a cast material produced through a twin roll type continuous casting method; and friction-stir welding is preferably used for the above joining.
    • 要解决的问题:提供一种镁合金材料,通过该镁合金材料可以以优异的生产率生产适用于塑性材料的原料的广泛或长的材料或各种尺寸的塑性加工材料。 解决方案:镁合金材料通过连接多个镁合金件(通常是合金板)来制造。 每个合金片的室温下的拉伸强度和维氏硬度分别为≥165MPa和≥55Hv,由镁合金构成的接合区域中的维氏硬度Hv等于或高于合金片。 由于接合面的硬度等于或高于合金片的硬度,所以在镁合金片中,接合面几乎不成为机械的弱点。 由此,镁合金片可以与均匀组成的广泛或长的材料类似地被处理,以适合用于塑性材料的原料。 合金片优选是通过多次轧制得到的轧制材料,通过双辊型连续铸造法制造的铸造材料; 并且摩擦搅拌焊接优选用于上述接合。 版权所有(C)2012,JPO&INPIT