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    • 3. 发明申请
    • Method for Shot Peening
    • 喷丸硬化方法
    • US20100300168A1
    • 2010-12-02
    • US12745156
    • 2008-11-21
    • Ryohei IshikuraTakashi KanoMakio KatoYuji KobayashiSatoru UjihashiKiyoshi Okumura
    • Ryohei IshikuraTakashi KanoMakio KatoYuji KobayashiSatoru UjihashiKiyoshi Okumura
    • C21D7/06B24C1/10
    • B24C1/10B24C1/086C21D1/26C21D7/06C21D2211/001C21D2211/008Y10T29/479
    • The object of the present invention is to provide a method for shot peening by which a compressive residual stress that is higher than any achieved by the conventional method can be achieved while the thickness of the processed material that is scraped is suppressed. The method is characterized in that the shot materials are shot against the processed material that has the hardness of 750 HV or more that is calculated from equations (1) to (3) below. The shot materials have Vickers hardness that is higher than the hardness of the processed material by 50 HV to 250 HV. The thickness of the processed material that is to be scraped is suppressed to 5 μm or less. HV(m)={f(C)−f(T,t)}(1−γR/100)+400×γR/100  Equation (1) f(C)=−660C2+1373C+278  Equation (2) f(T,t)=0.05T(log t+17)−318  Equation (3) where C denotes the C (carbon) content in the surface layer that is achieved by carburizing (mass %), T denotes the tempering temperature (K), t denotes the tempering time (hr), and γR denotes the amount of residual austenite (vol. %).
    • 本发明的目的是提供一种用于喷丸硬化的方法,通过该方法可以获得高于通过常规方法实现的压缩残余应力,同时抑制被刮除的被处理材料的厚度。 该方法的特征在于,针对由下述等式(1)至(3)计算的具有750HV或更高的硬度的处理材料进行喷丸处理。 喷丸材料的维氏硬度比加工材料的硬度高50HV至250HV。 要被刮削的被处理材料的厚度被抑制在5μm以下。 HV(m)= {f(C)-f(T,t)}(1-γR/ 100)+ 400×γR/ 100等式(1)f(C)= - 660C2 + 1373C + f(T,t)= 0.05T(log t + 17)-318等式(3)其中C表示通过渗碳实现的表面层中的C(碳)含量(质量%),T表示回火温度 K),t表示回火时间(hr),γR表示残留奥氏体量(体积%)。
    • 8. 发明授权
    • Electric elements
    • 电气元件
    • US06288322B1
    • 2001-09-11
    • US09504586
    • 2000-02-15
    • Shinji KawasakiKiyoshi OkumuraShigenori Ito
    • Shinji KawasakiKiyoshi OkumuraShigenori Ito
    • H01L3530
    • H01L35/32
    • A honeycomb-shaped electric element includes a honeycomb-shaped structural body, the honeycomb-shaped structural body including crossing partition walls defining a number of through-holes arranged thereamong, the through-holes being arranged in at least three lines extending laterally substantially in the same direction, wherein partition wall portions of the through-boles in the at least three lines are made of at least an electrically conductive material and an insulating material such that the partition wall portions of the through-holes made of the electrically conductive material and those of the insulating material are so arranged that a current flow passage may be continuously formed in the same direction as the continuous lines extend.
    • 蜂窝状电气元件包括蜂窝状结构体,所述蜂窝状结构体包括交叉隔壁,所述交替隔壁限定了之前布置的多个通孔,所述通孔布置在至少三条线中,所述至少三条线基本上在 其中至少三条线中的通孔的分隔壁部分由至少导电材料和绝缘材料制成,使得由导电材料制成的通孔的分隔壁部分和那些 绝缘材料的布置使得电流流动通道可以沿与连续线延伸的相同方向连续地形成。