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    • 2. 发明专利
    • Sliding member
    • 滑动会员
    • JP2009264441A
    • 2009-11-12
    • JP2008112402
    • 2008-04-23
    • Daido Metal Co Ltd大同メタル工業株式会社
    • HANEDA SEIYATSUJI HIDEOTAKAYANAGI SATOSHI
    • F16C33/12C22C12/00
    • PROBLEM TO BE SOLVED: To provide a sliding member capable of maintaining excellent oil retentivity over a long period, capable of spreading lubricating oil over the whole overlay surface, and capable of effectively preventing occurrence of seizure even if a partial loading part is caused.
      SOLUTION: Large metallic crystal particles A-K having a particle size of 1 μm or more and a small metallic crystal particle S having a particle size less than 1 μm exist on the surface of an overlay. The large metallic crystal particle and the small metallic crystal particle are distributed so that the small metallic crystal particle exists in a recessed part generated between at least the adjacent two large metallic crystal particles among three or more of large metallic crystal particles continuing in a closed loop shape with the adjacent relationship. The mutual recessed parts in which the small metallic crustal particle exists, are formed in a mutually connected form via the recessed parts surrounded by the three or more of large metallic crystal particles continuing in the closed loop shape.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种能够长时间保持优异的保油性的滑动构件,能够在整个覆盖表面上铺展润滑油,并且即使部分负荷部分是 造成的 解决方案:在覆盖层的表面上存在粒径为1μm以上的大型金属结晶粒子A-K和粒径小于1μm的小金属结晶粒子S. 大金属结晶粒子和小金属结晶粒子分布成使得小的金属结晶粒子存在于在闭环中连续的三个以上的大的金属结晶粒子中的至少相邻的两个大的金属结晶粒子之间产生的凹部 形状与相邻的关系。 存在小金属地壳颗粒的相互凹陷部分通过由三个或更多个以闭环形式连续的大型金属结晶颗粒包围的凹部形成为相互连接的形式。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • PROCESS OF MANUFACTURE OF SLIDE BEARING AND Sn GROUP OVERLAY OF SLIDE BEARING
    • 滑动轴承的制造过程和滑动轴承的Sn组覆盖
    • JP2014081040A
    • 2014-05-08
    • JP2012229736
    • 2012-10-17
    • Daido Metal Co Ltd大同メタル工業株式会社
    • TAKAYANAGI SATOSHIASAKURA HIROYUKIYASUI MIKITO
    • F16C33/14C22C13/00C22C13/02F16C33/12
    • PROBLEM TO BE SOLVED: To provide a process of manufacture of slide bearing containing hard particles in Sn group overlay without applying composite plating, a process of manufacture of slide bearing for improving wear resistance and seizure resistance and Sn group overlay of slide bearing.SOLUTION: An anode opposing against a slide bearing 10 acting as a cathode has a current dense part and a current rough part. Due to this fact, non-uniform current distribution occurs at the surface of the slide bearing 10. With this arrangement as above, Sn group overlay layer 12 at the surface of the slide bearing 10 forms one segment where a compound of Ag and Sn is deposited and grows easily and the other segment where a compound of Ag and Sn is hardly deposited. As a result, a compound of Ag and Sn having a small particle diameter is dispersed and present at the Sn group overlay layer 12 at the surface of the slide bearing 10.
    • 要解决的问题:提供一种在不施加复合电镀的情况下在Sn组覆盖中含有硬颗粒的滑动轴承的制造方法,制造滑动轴承以提高耐磨性和抗咬合性的工艺以及滑动轴承的Sn组覆盖。 与作为阴极的滑动轴承10相对的阳极具有电流密度部分和电流粗糙部分。 由于这个事实,滑动轴承10的表面发生不均匀的电流分布。通过这样的布置,滑动轴承10的表面处的Sn组覆盖层12形成一个部分,其中Ag和Sn的化合物为 沉积和生长容易,而Ag和Sn的化合物难以沉积的另一段。 结果,具有小粒径的Ag和Sn的化合物在滑动轴承10的表面处分散并存在于Sn组覆盖层12上。
    • 8. 发明专利
    • Sliding member
    • 滑动会员
    • JP2011163382A
    • 2011-08-25
    • JP2010024199
    • 2010-02-05
    • Daido Metal Co Ltd大同メタル工業株式会社
    • ASAKURA HIROYUKITAKAYANAGI SATOSHIYASUI MIKITO
    • F16C33/12
    • C25D7/10C25D3/54F16C33/12F16C2204/20F16C2204/36
    • PROBLEM TO BE SOLVED: To provide a sliding member equipped with an overlay layer containing Bi-based particles formed from Bi or Bi alloy and having an excellent fatigue resistance and an excellent resistance against seizure. SOLUTION: The sliding member is equipped with an overlay layer 13 containing Bi-based particles 14 formed from Bi or Bi alloy, wherein the Bi-based particles 14 are classified into any one of a first type of Bi-based particles 14a characterized by Z COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种具有包含由Bi或Bi合金形成的Bi基颗粒并具有优异的耐疲劳性和优异的抗咬合性的覆盖层的滑动构件。 解决方案:滑动构件配备有包含由Bi或Bi合金形成的Bi基颗粒14的覆盖层13,其中Bi基颗粒14被分类为第一类型的Bi基颗粒14a 其特征在于Z <2,其特征在于2≤Z<3的第二类型的Bi基颗粒14b和以3≤Z为特征的第三类型的Bi基颗粒14c,条件是Z表示纵横比X÷Y, 其中X和Y分别是Bi基颗粒14的较长和较短的轴。 应满足a≥30,0.5≤d≤6.0,0.5≤e≤6.0的条件,其中a%表示第一类型的Bi基颗粒14a的相对于Bi的总数的颗粒数的份额 基粒子14,b%表示第二种类型的Bi基颗粒14b的颗粒数,c%表示第三类型的Bi基颗粒14c在颗粒数中的份数,d 由÷b表示,而e表示为÷c。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Half-split bearing
    • 高分子轴承
    • JP2009264439A
    • 2009-11-12
    • JP2008112400
    • 2008-04-23
    • Daido Metal Co Ltd大同メタル工業株式会社
    • HANEDA SEIYATSUJI HIDEOTAKAYANAGI SATOSHI
    • F16C33/12F16C9/02F16C9/04F16C17/02
    • PROBLEM TO BE SOLVED: To provide a half-split bearing capable of improving bending fatigue strength, while maintaining excellent nonseizure performance.
      SOLUTION: This half-split bearing includes a back plate layer, a bearing alloy layer 3 and an overlay 5. The overlay 5 is formed of Bi. An area of the overlay 5 is divided into both side end part side areas in the peripheral direction and an intermediate area sandwiched between both these end part side areas. The size of a crystal of the Bi is formed smaller in the end part side areas than the intermediate area so that lubricating oil easily gathers in a trough part between the crystals of the Bi of the intermediate area, and the excellent nonseizure performance can be maintained. Strength of the end part side areas is further increased by miniaturizing the crystal of the Bi of the end part side areas, and as a result of it, strength as the half-split bearing can be further increased, and the bending fatigue strength can be further improved.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够提高弯曲疲劳强度的半裂轴承,同时保持优异的非发泡性能。 解决方案:该半开式轴承包括背板层,轴承合金层3和覆盖层5.覆层5由Bi形成。 覆盖层5的区域被分成周向方向的两个侧端部侧区域和夹在这两个端部侧区域之间的中间区域。 Bi的晶体尺寸在中间区域的端部侧面积中形成得较小,因此润滑油容易地聚集在中间区域的Bi的晶体之间的槽部中,并且可以保持优异的非发光性能 。 通过使端部侧区域的Bi的晶体小型化,进一步提高端部侧面积的强度,其结果是能够进一步提高半剖分轴承的强度,并且弯曲疲劳强度可以 进一步改善。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Sliding member
    • 滑动会员
    • JP2006266445A
    • 2006-10-05
    • JP2005088508
    • 2005-03-25
    • Daido Metal Co Ltd大同メタル工業株式会社
    • TAKAYANAGI SATOSHIKAWACHI TOSHIAKIFUJITA MASAHITO
    • F16C33/12C22C12/00
    • C22C12/00C23C28/021C23C28/027C25D5/10C25D5/12C25D5/18C25D7/10F16C33/121F16C33/14F16C2220/62F16C2223/60F16C2223/70Y10S384/912Y10T428/12681
    • PROBLEM TO BE SOLVED: To enhance fatigue resistance of an intermediate layer and a cover layer in a sliding material formed by adhering the covering layer onto a base material through the intermediate layer. SOLUTION: In this sliding member formed by adhering the cover layer 4 onto the base material 2 through the intermediate layer 3, the intermediate layer 3 is formed of a metal containing no Pb, the cover layer 3 is formed of a Bi alloy containing no Pb, the crystal grain of the intermediate layer 3 grows larger as it goes to the cover layer 4 side from the base material 2 side, and the crystal grain of the cover layer 4 is a columnar crystal and its major axis is turned toward the surface of the cover layer 4 from the intermediate layer 3 side. By structuring it this way, adhesion between the base material 2 and the cover layer 4 by the intermediate layer 3 is enhanced, and the crystal grain of the cover layer 4 has a desired form to receive a load from a counterpart material. Thereby, the fatigue resistance is enhanced. COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提高通过中间层将覆盖层粘附到基材上形成的滑动材料中的中间层和覆盖层的抗疲劳性。 解决方案:在通过中间层3将覆盖层4粘附到基材2上形成的该滑动部件中,中间层3由不含Pb的金属形成,覆盖层3由Bi合金 不含Pb时,中间层3的晶粒随着从基材2侧向覆盖层4侧的长大而成长,覆盖层4的晶粒为柱状晶体,长轴方向朝向 覆盖层4从中间层3侧的表面。 通过这样构成,增强了基材2与覆盖层4之间的中间层3的粘合性,覆盖层4的晶粒具有从配套材料接受载荷的期望形状。 由此,耐疲劳性提高。 版权所有(C)2007,JPO&INPIT