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    • 2. 发明专利
    • Magnesium alloy, molded article, and method for molding magnesium alloy
    • 镁合金,成型制品和镁合金成型方法
    • JP2007031789A
    • 2007-02-08
    • JP2005218012
    • 2005-07-27
    • Tohoku UnivYamaha Fine Technologies Co Ltdヤマハファインテック株式会社国立大学法人東北大学
    • SUZUKI YOSHIJITANNO TATSUYAINOUE AKIHISAKIMURA HISAMICHI
    • C22C23/02B22D17/00
    • PROBLEM TO BE SOLVED: To provide a magnesium alloy which can be molded into an article having a thin wall part, due to its improved flowability; the molded article; and a method for molding the magnesium alloy.
      SOLUTION: The molded article (P) having the thin wall part is manufactured by injection-molding the magnesium alloy in a state of a half molten material (HM). The magnesium alloy includes, by weight%, 9.5-11.5% aluminum, 0.4-0.6% calcium, 0.1-0.3% yttrium, 0.65-1.75% zinc, 0.17-0.4% manganese, and the balance magnesium with unavoidable impurities. The method for molding the magnesium alloy comprises the steps of: heating and melting the magnesium alloy into a half molten state; and injecting the magnesium alloy which has been heated and melted in the heating and melting step, into a die 15 to produce the molded article P. The molded article P has the thin wall part with a thickness of 0.8 mm or less.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种可以模制成具有薄壁部分的制品的镁合金,由于其改善的流动性; 模制品; 和镁合金的成型方法。 解决方案:具有薄壁部分的模制品(P)通过在半熔融材料(HM)的状态下注射成型镁合金来制造。 镁合金包括按重量%计的铝,9.5-11.5%的铝,0.4-0.6%的钙,0.1-0.3%的钇,0.65-1.75%的锌,0.17-0.4%的锰,余量的镁是不可避免的杂质。 镁合金成型方法包括以下步骤:将镁合金加热熔化成半熔融状态; 并将在加热和熔融步骤中加热和熔融的镁合金注射到模具15中以制备模制品P.模制品P具有厚度为0.8mm或更小的薄壁部分。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Dissolved hydrogen sensor using metal thin film
    • 使用金属薄膜解决氢传感器
    • JP2006242644A
    • 2006-09-14
    • JP2005056498
    • 2005-03-01
    • Japan Science & Technology AgencyTohoku Univ国立大学法人東北大学独立行政法人科学技術振興機構
    • INOUE AKIHISAYAMAURA SHINICHIKIMURA HISAMICHIYOSHIDA HAJIME
    • G01N27/12
    • PROBLEM TO BE SOLVED: To develop a dissolved hydrogen sensor which can be simply and stably used over a long period of time, can be made small-sized and enables a person other than an expert to handle a dissolved hydrogen sensor, and is used for a new technique for measuring the concentration of dissolved hydrogen in water, a device and an apparatus.
      SOLUTION: The dissolved hydrogen sensor has a hydrogen responding body, which comprises a metal material reversively changed in physical property value by the occlusion and discharge of dissolved hydrogen, as a sensor element and is constituted so as to detect the presence or concentration of dissolved hydrogen in water by measuring a change in the physical property value of the sensor element. A dissolved hydrogen detector is equipped with the dissolved hydrogen sensor. The hydrogen responding body comprises the metal material changed in the physical property value reversively by the occlusion and discharge of dissolved hydrogen. A technique for detecting and measuring dissolved hydrogen by utilizing the reversible change in the physical property value of the hydrogen responding body with respect to dissolved hydrogen and a means therefor are also disclosed.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:为了开发长时间可以简单且稳定地使用的溶解氢传感器,可以制成小型化,并且使专家以外的人能够处理溶解的氢传感器,以及 用于测量水中溶解氢的浓度,装置和装置的新技术。 解决方案:溶解的氢传感器具有氢响应体,其包含通过溶解氢的闭塞和排出而物理性能值反向变化的金属材料作为传感器元件,并且构成为检测存在或浓度 通过测量传感器元件的物理特性值的变化来测量溶解在水中的氢。 溶解氢探测器配有溶解氢传感器。 氢响应体包括通过溶解氢的闭塞和排出而相反地改变物理性质值的金属材料。 还公开了通过利用氢响应体的物理性能相对于溶解氢的可逆变化来检测和测量溶解氢的技术及其手段。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • MOLD MADE OF Zr-Cu-BASED METAL GLASS ALLOY FOR ULTRAFINE PATTERN TRANSFER
    • 用于超导图案转印的Zr-Cu基金属玻璃合金模具
    • JP2006147727A
    • 2006-06-08
    • JP2004333765
    • 2004-11-17
    • Japan Science & Technology AgencyTohoku Univ国立大学法人東北大学独立行政法人科学技術振興機構
    • INOUE AKIHISASHARMA PARMANANDKIMURA HISAMICHI
    • H01L21/027B81C99/00G11B7/26
    • PROBLEM TO BE SOLVED: To provide a mold that has an ultrafiner and more precise pattern than before, and excellent durability, transfer properties, and the like, and easily achieves a complicated mold shape, for example the mold capable of manufacturing an optical disk that is called the optical disk of a generation after the next and can record 500 GB information.
      SOLUTION: The mold for ultrafine pattern transfer is made of a Zr-Cu-based metal glass alloy. In the mold, a nano-scale pattern whose line width or dot diameter is 20 nm or smaller is formed in a state machined by focusing ion beams. The mold is used as a master disk for manufacturing high-density recording media, or a nano-imprint mold, and can superfinely transfer the ultrafine pattern, such as a thermosetting resin film, a crystalline metal film, a metal glass ally film, and a semiconductor film.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种具有比以前更精细且更精确的图案的模具,并且具有优异的耐久性,转印性等,并且容易实现复杂的模具形状,例如能够制造 光盘被称为下一代的光盘,可以记录500 GB的信息。

      解决方案:用于超细图案转印的模具由Zr-Cu基金属玻璃合金制成。 在模具中,在通过聚焦离子束加工的状态下形成线宽或点直径为20nm以下的纳米尺度图案。 该模具用作用于制造高密度记录介质或纳米压印模具的母盘,并且可以超细转印超细图案,例如热固性树脂膜,结晶金属膜,金属玻璃合金膜和 半导体膜。 版权所有(C)2006,JPO&NCIPI

    • 6. 发明专利
    • 銅合金線材の製造方法
    • 生产铜合金线材的方法
    • JP2015057517A
    • 2015-03-26
    • JP2014219864
    • 2014-10-29
    • 日本碍子株式会社Ngk Insulators Ltd国立大学法人東北大学Tohoku Univ
    • MURAMATSU NAOKUNIKIMURA HISAMICHIINOUE AKIHISA
    • C22F1/08B22D7/00C22C1/02C22C9/00H01B13/00
    • H01B1/026C22C1/02C22C9/00C22F1/08
    • 【課題】引張強さの高い銅合金線材を提供する。【解決手段】本発明の銅合金線材10は、合金組成におけるZrが3.0at%以上7.0at%以下であり、銅母相30と、銅−Zr化合物相22と銅相21とからなる複合相20とを備えている。図1に示すように、銅母相30と複合相20とが母相−複合相繊維状組織を構成し、軸方向に対して平行で中心軸を含む断面を見たときに銅母相30と複合相20とが軸方向に平行に交互に配列している。さらに、複合相20は、銅−Zr化合物相22と銅相21とが複合相内繊維状組織を構成し、上述した断面を見たときに銅−Zr化合物相22と銅相21とが50nm以下の相間隔で軸方向に平行に交互に配列している。このように、二重の繊維状組織を有し、これらが緻密な繊維状となすことで、あたかも繊維強化複合材における複合則が成立するがごとくの強化機構が生まれるものと考えられる。【選択図】図1
    • 要解决的问题:提供高抗拉强度的铜合金线材。解决方案:铜合金线材10在合金组成中的含量为3.0-7.0at%,包括铜主体相30和复合材料 相20由铜 - 锆化合物相22和铜相21组成。 如图1所示,铜主体相30和复合相20构成主相/复合相纤维结构,铜主体相30和复合相20交替地与轴向平行布置,在截面平行 轴向包括中心轴。 在复合相20中,铜 - 锆化合物相22和铜相21构成复合相纤维结构,在上述截面中,布置有铜 - 锆化合物相22和铜相21 交替地以50nm或更小的相位间隔并且与轴向平行。 具有致密纤维形式的双重结构,铜合金线材10具有如同建立纤维增强复合材料中的复合规则的增强机构。
    • 9. 发明专利
    • Electrode for arc melting and arc melting furnace
    • 电弧焊和电弧熔炼炉
    • JP2010101581A
    • 2010-05-06
    • JP2008274651
    • 2008-10-24
    • Dia Shinku KkTohoku Univ国立大学法人東北大学大亜真空株式会社
    • INOUE AKIHISAKIMURA HISAMICHITAKAHASHI TOSHIJINAGASHIMA HIDEJI
    • F27B3/08F27B3/20F27D11/08
    • PROBLEM TO BE SOLVED: To provide an electrode for arc melting used in an arc melting furnace for melting a metal material by thermal energy of arc and reducing the possibility of dropping of a tip electrode material.
      SOLUTION: The electrode for arc melting mounted to a water-cooled electrode holding material 23c arranged on the indoor side of a melting chamber 20 of the arc melting furnace 1 for melting the metal material by thermal energy of the arc includes: a connecting member 23b formed to have a columnar shape, having a through-hole 23b2 formed on the axial center part and detachably mounted to the water-cooled electrode holding material 23c; and the electrode material (tungsten electrode) 23a formed to have a bar shape, having a rear end inserted to the through hole 23b2 of the connecting member 23b and jointed to the connecting member 23b. The electrode material 23a and the connecting member 23b are mechanically interconnected by a machine screw 23d.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于电弧熔化炉中的电弧熔化用电极,用于通过电弧热能熔化金属材料,并减少尖端电极材料掉落的可能性。 解决方案:安装在电弧熔化炉1的熔化室20的室内侧的水冷电极保持材料23c上的电弧熔化用电极用于通过电弧的热能熔化金属材料,包括: 连接构件23b形成为柱状,具有形成在轴向中心部分上的可拆卸地安装到水冷电极保持材料23c的通孔23b2; 和形成为棒状的电极材料(钨电极)23a,其后端插入连接构件23b的通孔23b2中并且连接到连接构件23b。 电极材料23a和连接构件23b通过机械螺钉23d机械地互连。 版权所有(C)2010,JPO&INPIT