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公开(公告)号：US11342094B2
公开(公告)日：2022-05-24
申请号：US17128712
申请日：2020-12-21
申请人： Sumitomo Electric Industries, Ltd. , AutoNetworks Technologies, Ltd. , Sumitomo Wiring Systems, Ltd.
发明人： Misato Kusakari , Tetsuya Kuwabara , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato Ooi
摘要： An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 μm and a long side length of 50 μm is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 μm in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 μm2.
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公开(公告)号：US10796811B2
公开(公告)日：2020-10-06
申请号：US16842397
申请日：2020-04-07
申请人： Sumitomo Electric Industries, Ltd. , AutoNetworks Technologies, Ltd. , Sumitomo Wiring Systems, Ltd.
发明人： Misato Kusakari , Tetsuya Kuwabara , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato Ooi
IPC分类号： H01B1/02 , C22C21/08 , C22F1/05 , H01B5/08 , C22C21/00 , H01B7/00 , H01B5/02 , C22F1/04 , C22F1/00
摘要： An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
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公开(公告)号：US20200035377A1
公开(公告)日：2020-01-30
申请号：US16587416
申请日：2019-09-30
申请人： Sumitomo Electric Industries, Ltd. , AUTONETWORKS TECHNOLOGIES, LTD. , SUMITOMO WIRING SYSTEMS, LTD.
摘要： Provided are: a copper alloy wire having an excellent electrical conductivity, a high strength, and an excellent elongation; a copper alloy stranded wire including the copper alloy wire; an electric wire including the copper alloy wire or the copper alloy stranded wire as a conductor; a terminal-fitted electric wire including the aforementioned electric wire; and a method of manufacturing a copper alloy wire. The copper alloy wire has a composition including: not less than 0.2% by mass and not more than 1% by mass of Mg; not less than 0.02% by mass and not more than 0.1% by mass of P; and the balance including Cu and inevitable impurities. The copper alloy wire has an electrical conductivity of not less than 60% IACS, a tensile strength of not less than 400 MPa, and an elongation at breakage of not less than 5%.
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公开(公告)号：US10522263B2
公开(公告)日：2019-12-31
申请号：US16346479
申请日：2017-08-28
申请人： SUMITOMO ELECTRIC INDUSTRIES, LTD. , AUTONETWORKS TECHNOLOGIES, LTD. , SUMITOMO WIRING SYSTEMS, LTD.
发明人： Misato Kusakari , Tetsuya Kuwabara , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato Ooi
摘要： An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
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5.发明申请公开(公告)号：US20190341164A1
公开(公告)日：2019-11-07
申请号：US16348020
申请日：2016-12-28
申请人： SUMITOMO ELECTRIC INDUSTRIES, LTD. , AUTONETWORKS TECHNOLOGIES, LTD. , SUMITOMO WIRING SYSTEMS, LTD.
发明人： Kei Sakamoto , Akiko Inoue , Tetsuya Kuwabara , Minoru Nakamoto , Yusuke Oshima , Yoshihiro Nakai , Kazuhiro Nanjyo , Taichiro Nishikawa , Kiyotaka Utsunomiya , Yasuyuki Ootsuka , Kinji Taguchi , Hiroyuki Kobayashi
摘要： A covered electrical wire comprises a conductor and an insulating covering layer provided outside the conductor, the conductor being a stranded wire composed of a strand of a plurality of copper alloy wires: composed of a copper alloy containing Fe in an amount of 0.2% by mass or more and 1.6% by mass or less, P in an amount of 0.05% by mass or more and 0.4% by mass or less, and Sn in an amount of 0.05% by mass or more and 0.7% by mass or less, with the balance being Cu and impurities, and having a mass ratio of Fe/P of 4.0 or more; and having a wire diameter of 0.5 mm or less.
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6.发明申请公开(公告)号：US20150371726A1
公开(公告)日：2015-12-24
申请号：US14767875
申请日：2013-10-16
申请人： SUMITOMO ELECTRIC INDUSTRIES, LTD. , AUTONETWORKS TECHNOLOGIES, LTD. , SUMITOMO WIRING SYSTEMS, LTD.
CPC分类号： H01B1/026 , C22C9/00 , C22C9/01 , C22C9/02 , C22C9/04 , C22C9/06 , C22F1/00 , C22F1/08 , H01B3/44 , H01B7/295 , H02G15/02
摘要： An object of the present invention is to provide an ultrafine copper alloy being high in strength and conductivity and being also superior in elongation, a copper alloy stranded wire, a covered electric wire including the copper alloy wire or copper alloy stranded wire, and a terminal-fitted electric wire. A copper alloy wire used as a conductor, the copper alloy wire containing greater than or equal to 0.4% by mass and less than or equal to 1.5% by mass of Fe, greater than or equal to 0.1% by mass and less than or equal to 1.0% by mass of Ti, and the remainder including Cu and an impurity.
摘要翻译： 本发明的目的是提供一种强度高，导电性高，延伸性优异的铜合金，铜合金绞合线，包含铜合金线或铜合金绞合线的被覆电线以及端子 电线。 作为导体使用的铜合金线，含有大于等于0.4质量％且小于等于1.5质量％的Fe的铜合金线，大于等于0.1质量％且小于等于 至1.0质量％的Ti，余量包括Cu和杂质。
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公开(公告)号：US11380458B2
公开(公告)日：2022-07-05
申请号：US17269895
申请日：2019-06-13
申请人： Sumitomo Electric Industries, Ltd. , Sumitomo Wiring Systems, Ltd. , AutoNetworks Technologies, Ltd.
发明人： Kei Sakamoto , Akiko Inoue , Tetsuya Kuwabara , Yusuke Oshima , Minoru Nakamoto , Kazuhiro Nanjo , Taichiro Nishikawa , Yoshihiro Nakai , Kazuhiro Goto , Ryo Toyoshima , Yasuyuki Otsuka , Fumitoshi Imasato , Hiroyuki Kobayashi
摘要： A covered electrical wire comprises a conductor and an insulating covering layer provided outside the conductor, the conductor being a stranded wire composed of a plurality of copper alloy wires composed of a copper alloy and twisted together, and has a wire diameter of 0.5 mm or less, the copper alloy containing Ni, or Ni and Fe in an amount of 0.1% by mass or more and 1.6% by mass or less in total, and P in an amount of 0.05% by mass or more and 0.7% by mass or less, with a balance being Cu and impurities, in the copper alloy, a ratio of precipitation of P to solid solution of P being 1.1 or more.
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公开(公告)号：US11302457B2
公开(公告)日：2022-04-12
申请号：US17131860
申请日：2020-12-23
申请人： Sumitomo Electric Industries, Ltd. , AutoNetworks Technologies, Ltd. , Sumitomo Wiring Systems, Ltd.
发明人： Misato Kusakari , Tetsuya Kuwabara , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato Ooi
IPC分类号： H01B1/02 , C22C21/08 , C22C21/10 , C22C21/14 , C22C21/16 , C22F1/05 , C22F1/053 , C22F1/057 , H01B5/08 , H01B7/00 , H01R4/18
摘要： An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 μm long and a long side of 50 μm long is taken from a surface-layer region extending by up to 30 μm in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 μm2.
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公开(公告)号：US20210272717A1
公开(公告)日：2021-09-02
申请号：US17317180
申请日：2021-05-11
申请人： Sumitomo Electric Industries,Ltd. , AutoNetworks Technologies, Ltd. , Sumitomo Wiring Systems, Ltd.
发明人： Misato KUSAKARI , Tetsuya KUWABARA , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato OOI
摘要： An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
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公开(公告)号：US10910126B2
公开(公告)日：2021-02-02
申请号：US16346420
申请日：2017-04-04
申请人： SUMITOMO ELECTRIC INDUSTRIES, LTD. , AUTONETWORKS TECHNOLOGIES, LTD. , SUMITOMO WIRING SYSTEMS, LTD.
发明人： Misato Kusakari , Tetsuya Kuwabara , Yoshihiro Nakai , Taichiro Nishikawa , Yasuyuki Otsuka , Hayato Ooi
摘要： An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 μm and a long side length of 50 μm is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 μm in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 μm2.
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