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    • 1. 发明专利
    • Aluminum heat exchanger with excellent corrosion resistance
    • 具有优异耐腐蚀性的铝热交换器
    • JP2005016937A
    • 2005-01-20
    • JP2004155813
    • 2004-05-26
    • Denso CorpSumitomo Light Metal Ind Ltd住友軽金属工業株式会社株式会社デンソー
    • MIYAJI HARUHIKOHASEGAWA YOSHIHARUMAKIHARA MASAMICHIITO YASUNAGAYAMASHITA NAOKIFUKUDA TOSHIHIKO
    • B23K1/00B23K1/19B23K101/14B23K103/10F28F21/08
    • F28F19/06F28F1/126F28F21/084F28F21/089Y10S165/905Y10T428/12764Y10T428/31678
    • PROBLEM TO BE SOLVED: To provide an aluminum heat exchanger having excellent corrosion resistance by improving corrosion resistance of a tube material, in the heat exchanger assembled by brazing and joining an aluminum fin material to an outside surface of the aluminum tube material formed by bending a plate material. SOLUTION: The aluminum heat exchanger is constituted so that the tube material is molded from a core material and a two-layer clad plate formed by cladding an Al-Zn alloy layer on the core material, and the Al-Zn alloy layer is clad on the outside surface side of the tube material, and is brazed and joined to the aluminum fin material. Electric potential in general corrosive water of the Al-Zn alloy layer is set lower by 100 mV than electric potential in general corrosive water of the core material, and the electric potential in the general corrosive water of the Al-Zn alloy layer is set lower than electric potential in high concentration corrosive water of the core material. Here, the general corrosive water means an aqueous solution including NaCl of 10 g/l and Na 2 SO 4 of 0.3 g/l, and the high concentration corrosive water means an aqueous solution by setting the NaCl concentration to 30 times, by concentrating the aqueous solution. This aluminum heat exchanger can be suitably used as a heat exchanger for an automobile such as particularly, a condenser and an evaporator. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了通过提高管材的耐腐蚀性来提供具有优异耐腐蚀性的铝热交换器,在通过钎焊并将铝翅片材料接合到形成的铝管材料的外表面而组装的热交换器中 通过弯曲板材。 解决方案:铝热交换器被构造成使得管材由芯材成型,并且通过在芯材上包覆Al-Zn合金层而形成的双层复合板,并且Al-Zn合金层 被包覆在管材的外表面侧,并钎焊并接合到铝翅片材料上。 Al-Zn合金层的一般腐蚀性水中的电位比核心材料的一般腐蚀性水中的电位低100mV,Al-Zn合金层的一般腐蚀性水中的电位降低 比电解高浓度腐蚀性水中的核心材​​料。 这里,一般的腐蚀性水是指含有10g / l的NaCl和0.3g / l的Na 2 SO 4 的水溶液,高浓度腐蚀性水是指 通过将NaCl浓度设定为30倍,浓缩水溶液。 该铝热交换器可以适合用作汽车的热交换器,特别是冷凝器和蒸发器。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Al ALLOY WELDED JOINT
    • 铝合金焊接接头
    • JP2010279983A
    • 2010-12-16
    • JP2009136485
    • 2009-06-05
    • Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社
    • FUKUDA TOSHIHIKOMINODA TADASHI
    • B23K35/30B23K9/23B23K103/10C22C21/06C22C21/10C22F1/00C22F1/047C22F1/053
    • PROBLEM TO BE SOLVED: To easily achieve a welded joint, in a joined body obtained by melt welding of a prescribed Al material, which has reduced in welding crack sensitivity, and further has excellent strength properties. SOLUTION: In the welded join obtained by the melt welding of an Al alloy base material having an alloy composition comprising prescribed amounts of Cu, Mg and Zn using a filler metal having an alloy composition comprising prescribed amounts of Mg, Cr, Ti, Si, Fe, Cu, Zr and Zn, and the balance Al with inevitable impurities, provided that the maximum thickness of the weld metal part is defined as t 1 , central hardness thereof is defined as Hv 1 , the thickness of the heat affected zone is defined as t 2 , and hardness of the softest part is defined as Hv 2 , the following relational inequalities of t 1 ×Hv 1 ≥1.9×t 2 ×Hv 2 and Hv 1 ≥70 are satisfied. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了容易地实现焊接接头,在通过熔融焊接规定的Al材料获得的接合体中,焊接裂纹敏感性降低,并且还具有优异的强度性能。 解决方案:在使用具有合金组成的含有规定量的Cu,Mg和Zn的合金组成的Al合金基材的熔融焊接获得的焊接接头中,使用具有规定量的Mg,Cr,Ti ,Si,Fe,Cu,Zr和Zn,余量为Al的不可避免的杂质,条件是将焊接金属部件的最大厚度定义为t 1 ,其中心硬度定义为Hv < SB> 1 ,热影响区域的厚度定义为t 2 ,最软部分的硬度定义为Hv 2 ,以下关系 不等式t ×Hv 1 ≥1.9×t 2 ×Hv 2 和Hv / SB>≥70。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Shock absorber, and manufacturing method for shock absorber
    • 冲击吸收器和制动器的制造方法
    • JP2010019384A
    • 2010-01-28
    • JP2008182097
    • 2008-07-12
    • Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社
    • TANAKA SUNAOTANAKA YASUYUKIFUKUDA TOSHIHIKO
    • F16F9/32B23K20/12B60G13/06F16F9/18
    • PROBLEM TO BE SOLVED: To prevent the air tightness of a free piston from becoming worse due to the separation of an inner face burr on an inner wall face in a junction part of a cylinder caused by frictional pressure contact junction. SOLUTION: The separation-fallen inner face burr 13 stays in a space 14 to be deterred from being advanced to a free piston side by positioning the inner face burr formed at the inner wall face 7b' of the junction part 7b between a cylinder body 8 and a cylinder cap 9 forming the cylinder 7 of a shock absorber 1 in the space formed of an inner wall face 7a of the cylinder 7, an inner wall face 9a and an inner bottom 11 of the cylinder cap 9, and an inverted truncated cone-shaped rib 12 of the inner bottom 11 of the cylinder cap 9, and the air tightness for the free piston and the inner wall face of the cylinder is secured without damaging those, and the attenuation of an input load is thereby maintained over a long period of time. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了防止自由活塞的气密性由于摩擦压力接触点引起的气缸接合部分内壁面上的内表面毛刺分离而变差。 解决方案:分离下降的内表面毛刺13停留在空间14中,以防止形成在连接部7b的内壁面7b'处的内表面毛刺位于 缸体8和气缸盖9,其在由气缸7的内壁面7a,缸盖9的内壁面9a和内底11形成的空间中形成减震器1的气缸7, 气缸盖9的内底11的倒立的圆锥形肋12,并且确保气缸的自由活塞和内壁面的气密性而不损害气缸盖,从而保持输入负载的衰减 在很长一段时间内。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Method of bonding metallic material to resin material and bonded piece of metallic material and resin material
    • 金属材料与金属材料和树脂材料的粘结材料和粘结材料的结合方法
    • JP2009279858A
    • 2009-12-03
    • JP2008135173
    • 2008-05-23
    • Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社
    • USAMI TSUTOMUFUKUDA TOSHIHIKOTANAKA SUNAOKASUGA TSUKASA
    • B29C65/06B23K20/12B23K103/18B29K23/00
    • B29C66/71
    • PROBLEM TO BE SOLVED: To provide a method of bonding a metallic material to a resin material, which enables local heating with ease and producing of a bonded piece of the metallic material and the resin material without damaging the resin material, as well as the bonded piece of the metallic material and the resin material put together by the method.
      SOLUTION: This method is to bond the metallic material 1 with a thickness of not less than 0.1 mm, consisting of a 0.1 to 50 μm-thick coat 11 of a thermoplastic resin, formed on one of the surfaces of the metallic material 1, and a resin material 2 with a thickness of not less than 0.1 mm, made up of the thermoplastic resin which is compatible with the thermoplastic resin of the coat 11. The metallic material 1 is overlapped on the resin material 2 by turning the surface of the former where the coat 11 is formed over to the resin material 2 side, and a columnar rotary tool 3 is pressed to the laminate from the metallic material 1 side and rotated to generate a frictional heat. After that, the coat 11 and the resin material 2 are compatibilized by heating their interface and integrated by cooling. Thus the junction of the metallic material 1 and the resin material 2 can be achieved.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种将金属材料粘合到树脂材料上的方法,其能够容易地进行局部加热,并且在不损坏树脂材料的情况下制造金属材料和树脂材料的接合片,以及 作为金属材料的接合片和通过该方法将树脂材料放在一起。

      解决方案:该方法是将金属材料1与金属材料的一个表面上形成厚度为0.1mm以上的厚度为0.1〜50μm的热塑性树脂涂层11, 1和厚度不小于0.1mm的树脂材料2,由与涂层11的热塑性树脂相容的热塑性树脂构成。金属材料1通过转动表面而重叠在树脂材料2上 其中涂层11形成在树脂材料2侧,并且柱状旋转工具3从金属材料1侧被挤压到层压体上并旋转以产生摩擦热。 之后,涂层11和树脂材料2通过加热它们的界面并通过冷却而成为一体。 因此,可以实现金属材料1与树脂材料2的接合。 版权所有(C)2010,JPO&INPIT

    • 7. 发明专利
    • Manufacturing method of mig weld joint of steel material and aluminum material and mig weld joint of steel material and aluminum material
    • 钢材和铝材料的焊接接头的制造方法和钢材和铝材料的焊接接头
    • JP2009262197A
    • 2009-11-12
    • JP2008114967
    • 2008-04-25
    • Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社
    • FUKUDA TOSHIHIKOKUMAGAI MASAKI
    • B23K9/23B23K9/02B23K9/173B23K103/16B23K103/20
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a MIG weld joint made of a steel material and an aluminum material which enables beads across the steel material and the aluminum material to be continuously formed along the end surface of the steel material at a welding part irrespective of the presence or absence of surface processing at the end surface of the steel material, and also to provide a MIG weld joint having continuous beads.
      SOLUTION: The steel material 12 having a thickness t of 0.50-2.0 mm which is 0.6-0.8 times thicker than that of the aluminum material 14 and a welding wire 30 having a radius r of 0.4-0.8 mm and made of aluminum alloy of a 4000 material or a 5000 material are respectively used. In a state that the steel material 12 and the aluminum material 14 are overlapped with each other with the steel material 12 as an upper part and the welding wire is arranged so as to satisfy 0≤L/r≤4, the welding wire is relatively moved so as to satisfy 4.0≤L/r+(t/α)×V≤6.0, while executing a predetermined direct current pulse MIG weld operation on it, a lap fillet joint is manufactured.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种由钢材和铝材制成的MIG焊接接头的制造方法,其能够沿着钢材的端面连续地在钢材和铝材上形成珠 不管在钢材的端面是否存在表面处理,并且还提供具有连续珠的MIG焊接接头。

      解决方案:厚度t为0.50-2.0mm的钢材12比铝材料14厚0.6-0.8倍,半径r为0.4-0.8mm的焊丝30由铝制成 分别使用4000种材料或5000种材料的合金。 在钢材12和铝材14以钢材12为上部并且焊丝配置为满足0≤L/r≤4的状态下,焊丝相对 移动以满足4.0≤L/ r +(t /α)×V≤6.0,同时对其进行预定的直流脉冲MIG焊接操作,制造搭接圆角接头。 版权所有(C)2010,JPO&INPIT

    • 9. 发明专利
    • Friction stir spot joining device
    • 摩擦点加固装置
    • JP2009148800A
    • 2009-07-09
    • JP2007329490
    • 2007-12-21
    • Kawasaki Heavy Ind LtdObara CorpObara株式会社Sumitomo Light Metal Ind Ltd住友軽金属工業株式会社川崎重工業株式会社
    • FUKUHARA KAZUMIKUMAGAI MASAKIFUKUDA TOSHIHIKOSATO YOSHIOAOKI KENTA
    • B23K20/12
    • B23K20/1265B23K20/125
    • PROBLEM TO BE SOLVED: To provide a friction stir spot joining device that has a simple structure, light weight, and general applicability, that is sure in moving the unit, and that facilitates exchange of components, by unitizing stirring-related members and forming an opening in a friction stir spot joining device body for housing it. SOLUTION: The friction stir spot joining device is equipped with a stirring motor 10 and a pressurizing motor 7, with a stirring unit formed by unitizing the stirring motor, a stirring shaft 13, and a power transmission mechanism 14 between the stirring shaft and the stirring motor, wherein the stirring shaft 13 has a pin 1 at the tip end, supported with a bearing 11, and provided in the center with a hole 12 for housing a screw shaft 9. Bearings 19 of an LM guide are fixed to the stirring unit immediately under the stirring unit, a nut 16 is fixed to the back face of the stirring unit, and the rail 21 of the LM guide is fixed, wherein the joining device body 6 is opened to form the opening at a rear upper portion through which the stirring unit is caused to move inside thereof. The pressurizing motor is fixed to the rear end of the joining device body, and a screw shaft linked to the pressurizing motor is screwed onto the nut in the back face of the stirring unit, so that the stirring unit is made to move forward and backward. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决问题的方案为了提供一种摩擦搅拌点接合装置,其具有结构简单,重量轻和一般适用性,这确保了移动单元,并且促进部件的更换,通过将搅拌相关部件 并且在摩擦搅拌点接合装置主体中形成用于容纳它的开口。 解决方案:摩擦搅拌点接合装置配备有搅拌马达10和加压马达7,搅拌单元通过将搅拌马达,搅拌轴13和动力传递机构14组合在搅拌轴之间而形成 和搅拌马达,其中搅拌轴13在前端具有销1,由轴承11支撑,并且在中心设置有用于容纳螺杆轴9的孔12.LL导轨的轴承19固定到 在搅拌单元正下方的搅拌单元中,将螺母16固定在搅拌单元的背面,LM导轨的轨道21固定,其中,接合装置主体6打开以在后部上部形成开口 使搅拌单元在其内部移动的部分。 加压马达固定在接合装置主体的后端,与加压马达连结的螺杆轴旋入搅拌装置背面的螺母上,使搅拌装置向前后移动 。 版权所有(C)2009,JPO&INPIT