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1. 发明授权

US06869489B2 Steel for high bearing pressure-resistant member, having high machinability, and high bearing pressure-resistant member using same steel 有权
标题翻译：用于高轴承耐压构件的钢，具有高切削性，以及使用相同的钢的高轴承耐压构件
公开(公告)号：US06869489B2
公开(公告)日：2005-03-22
申请号：US09854673
申请日：2001-05-15
申请人： Toshimitu Kimura , Tatsuomi Nakayama , Hiroo Ueda , Noriko Uchiyama
发明人： Toshimitu Kimura , Tatsuomi Nakayama , Hiroo Ueda , Noriko Uchiyama
IPC分类号： C21D6/00 , C21D1/32 , C21D9/00 , C22C38/00 , C22C38/44 , F16H15/38 , C21D9/40
CPC分类号： C22C38/02 , C21D1/32 , C21D9/0068 , C22C38/04 , C22C38/44 , F16H15/38
摘要： A steel for a high bearing pressure-resistant member, having a high machinability. The steel is formed of a machine structural steel comprising carbon in an amount ranging from 0.15 to 0.25% by weight, silicon in an amount of not less than 0.4% by weight, nickel in an amount ranging from 1 to 3% by weight, chromium in an amount ranging from 1.2 to 3.2% by weight, and molybdenum in an amount ranging from 0.25 to 2.0% by weight. The machine structural steel contains carbide precipitated under a heat treatment for spheroidizing. The carbide has an average particle size of not larger than 1 μm and the maximum particle size of not larger than 3 μm.
摘要翻译：用于高承载耐压构件的钢，具有高切削性。该钢由包含0.15-0.25重量％的碳，不小于0.4重量％的硅，1至3重量％的镍，铬含量为1至3重量％的碳的机械结构钢其量为1.2至3.2重量％，钼的量为0.25至2.0重量％。机械结构钢含有在热处理下沉淀的碳化物，用于球化。碳化物的平均粒径不大于1μm，最大粒径不大于3μm。

2. 发明授权

US07462128B2 Rolling element and a process for producing the rolling element 失效
标题翻译：滚动元件和滚动元件的制造方法
公开(公告)号：US07462128B2
公开(公告)日：2008-12-09
申请号：US11137398
申请日：2005-05-26
申请人： Noriko Uchiyama , Keizo Otani , Mitsuhiro Okuhata
发明人： Noriko Uchiyama , Keizo Otani , Mitsuhiro Okuhata
IPC分类号： F16H55/32
CPC分类号： C23C28/023 , C23C8/02 , C23C28/028 , C23C30/00
摘要： A rolling element including a base metal, and a nickel coat formed on a surface of the base metal and cooperating with the base metal to constitute a rolling contact surface satisfying condition that a mean value of ratios of L1 to L2 as measured in at least three optional observation areas is in a range of from 1.2 to 2.4, where each observation area is disposed in a cross section taken in a vertical direction relative to the surface of the base metal and is defined by two parallel vertical lines; lengths L1 and L2 respectively represent a length of an interface between the base metal and the nickel coat, and a length of a reference line segment extending perpendicular to the vertical direction, in same observation area.
摘要翻译：一种包括贱金属的滚动元件和形成在母材表面上的镍涂层，与贱金属配合以构成滚动接触表面，该滚动接触表面满足在至少三个测量中测量的L1至L2的平均值的条件可选观察区域在1.2〜2.4的范围内，其中每个观察区域设置在相对于母材表面的垂直方向截取的横截面中，并且由两条平行的垂直线限定; 长度L1和L2分别表示在同一观察区域中基底金属和镍涂层之间的界面的长度以及垂直于垂直方向延伸的参考线段的长度。

3. 发明申请

US20060040165A1 Fuel cell separator, fuel cell stack, fuel cell vehicle, and method of manufacturing fuel cell separator 审中-公开
标题翻译：燃料电池分离器，燃料电池堆，燃料电池车以及制造燃料电池分离器的方法
公开(公告)号：US20060040165A1
公开(公告)日：2006-02-23
申请号：US11220982
申请日：2005-09-08
申请人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
发明人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
IPC分类号： H01M8/02 , B32B15/04 , B05D5/12
CPC分类号： H01M8/021 , H01M8/0215 , H01M8/0228 , Y02P70/56
摘要： A fuel cell separator of the present invention includes: a base material which is made of transition metal or an alloy of transition metal and has a path for fuel or an oxidant; and a nitride layer which is provided from a surface of the base material towards an inside thereof, contacts a single cell of a fuel cell, and has a cubic crystal structure. The fuel cell separator has excellent corrosion resistance in a strong acid atmosphere and low contact resistance with a carbon paper that configures a gas diffusion layer.
摘要翻译：本发明的燃料电池用隔板包括：基体材料，其由过渡金属或过渡金属的合金制成，具有用于燃料或氧化剂的路径; 并且从基材的表面向其内侧提供的氮化物层与燃料电池的单个电池接触，并且具有立方晶体结构。燃料电池分离器在强酸性气氛中具有优异的耐腐蚀性，并且与构成气体扩散层的碳纸具有低接触电阻。

4. 发明申请

US20100021796A1 TRANSITION METAL NITRIDE, SEPARATOR FOR FUEL CELLS, FUEL CELL STACK, FUEL CELL VEHICLE, METHOD OF MANUFACTURING TRANSITION METAL NITRIDE, AND METHOD OF MANUFACTURING SEPARATOR FOR FUEL CELLS 失效
标题翻译：过渡金属氮化物，燃料电池用分离器，燃料电池堆，燃料电池车，制造金属过渡金属的方法以及制造用于燃料电池的分离器的方法
公开(公告)号：US20100021796A1
公开(公告)日：2010-01-28
申请号：US12529469
申请日：2008-03-06
申请人： Noriko Uchiyama , Nobutaka Chiba
发明人： Noriko Uchiyama , Nobutaka Chiba
IPC分类号： H01M2/00 , C22C38/00 , C23C8/38 , B60K1/00
CPC分类号： H01M8/0228 , C23C8/24 , C23C8/26 , C23C8/36 , H01M8/0206 , H01M8/021 , H01M8/0215 , H01M8/026 , Y02P70/56
摘要： A transition metal nitride obtained by nitriding a base material including an austenitic stainless steel having a Cr concentration of 25% or more includes a first layer (first nitrided layer) formed continuously on a base layer formed by the base material, having a stacked crystal structure of a nano-level including a nitride having a cubic crystal structure of M4N type, and a nitride having a hexagonal crystal structure of M2-3N type, and a second layer (second nitrided layer) formed continuously on the first layer, including a nitride having at least one kind of crystal structure out of hexagonal crystal structures of Cr2N, CrN, and M2-3N type, and a cubic crystal structure of M4N type, and being formed as a surface-nitriding-processed portion of the base material continuously in a depth direction from a surface of the base material.
摘要翻译：通过氮化包含Cr浓度为25％以上的奥氏体不锈钢的基材而获得的过渡金属氮化物包括在由基材形成的基底层上连续形成的具有堆叠晶体结构的第一层（第一氮化层）包括具有M4N型立方晶体结构的氮化物的纳米级，以及具有M2-3N型六方晶系结构的氮化物和在第一层上连续形成的第二层（第二氮化层），包括氮化物具有由Cr2N，CrN和M2-3N型的六方晶系结构中的至少一种晶体结构和M4N型的立方晶体结构，并连续地形成为基材的表面氮化处理部分从基材的表面的深度方向。

5. 发明授权

US07592037B2 Fuel cell separator, fuel cell stack, fuel cell vehicle, and method of manufacturing the fuel cell separator 失效
标题翻译：燃料电池分离器，燃料电池堆，燃料电池车以及燃料电池隔板的制造方法
公开(公告)号：US07592037B2
公开(公告)日：2009-09-22
申请号：US11578265
申请日：2005-04-12
申请人： Noriko Uchiyama , Nobutaka Chiba , Yasutaka Nakamura , Makoto Kano
发明人： Noriko Uchiyama , Nobutaka Chiba , Yasutaka Nakamura , Makoto Kano
IPC分类号： H01M8/24 , H01M2/00
CPC分类号： H01M8/0206 , H01M8/0215 , H01M8/0228 , H01M8/04074 , H01M8/241 , H01M8/2483 , H01M2008/1095 , H01M2250/20 , Y02P70/56 , Y02T90/32
摘要： A fuel cell separator (1) of the present invention has a base material (5) formed of titanium, and a nitride compound layer (6) composed of titanium and nitrogen and provided on a surface of the base material (5). In the fuel cell separator (1), the contact resistance which occurs between a gas diffusion layer and the separator (1) is low, the corrosion resistance is excellent, and the separator (1) can be manufactured at low cost.
摘要翻译：本发明的燃料电池用隔板（1）具有由钛形成的基材（5）和由钛和氮构成的氮化物复合层（6），设置在基材（5）的表面。在燃料电池隔板（1）中，气体扩散层和隔板（1）之间发生的接触电阻低，耐腐蚀性优异，能够以低成本制造隔板（1）。

6. 发明申请

US20050202302A1 Fuel cell separator, fuel cell stack, fuel cell vehicle, and method of manufacturing fuel cell separator 审中-公开
标题翻译：燃料电池分离器，燃料电池堆，燃料电池车以及制造燃料电池分离器的方法
公开(公告)号：US20050202302A1
公开(公告)日：2005-09-15
申请号：US11071286
申请日：2005-03-04
申请人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
发明人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
IPC分类号： H01M8/02 , B05D5/12 , B32B15/04
CPC分类号： H01M8/021 , H01M8/0215 , H01M8/0228 , Y02P70/56 , Y10T428/31678
摘要： A fuel cell separator of the present invention includes a base material made of stainless steel, and a nitride compound layer provided on a surface of the base material. Further, a method of manufacturing the fuel cell separator includes a step of preparing the base material made of stainless steel; and a step of nitriding the surface of the base material at 590° C. or lower to form on the surface of the base material a nitride compound layer having a crystal structure where a nitrogen atom is located in an octahedral hole at a center of a unit cell of a face-centered cubic lattice formed of at least one or more kinds of metal atoms selected from iron, chromium, nickel and molybdenum. The fuel cell separator has low contact resistance produced between the separator and an electrode, excellent corrosion resistance.
摘要翻译：本发明的燃料电池用隔板包括由不锈钢制成的基材和在基材的表面上设置的氮化物复合层。此外，制造燃料电池隔板的方法包括：准备由不锈钢制成的基材的工序; 以及在590℃以下氮化基材表面的步骤，以在基材表面形成具有氮原子位于八面体孔的中心的晶体结构的氮化物化合物层由选自铁，铬，镍和钼的至少一种或多种金属原子形成的面心立方晶格的晶胞。燃料电池分离器在隔膜和电极之间产生的接触电阻低，耐腐蚀性优异。

7. 发明申请

US20050045248A1 Contact pressure-resistant member and method of making the same 审中-公开
标题翻译：接触耐压构件及其制造方法
公开(公告)号：US20050045248A1
公开(公告)日：2005-03-03
申请号：US10921336
申请日：2004-08-19
申请人： Keizo Otani , Nobuo Kino , Noriko Uchiyama , Takuro Yamaguchi , Toshimitsu Kimura
发明人： Keizo Otani , Nobuo Kino , Noriko Uchiyama , Takuro Yamaguchi , Toshimitsu Kimura
IPC分类号： F16H55/06 , C21D1/78 , C21D9/00 , C21D9/32 , C21D9/36 , C21D9/40 , C22C38/00 , C22C38/50 , C23C8/22 , F16C33/32 , F16C33/34 , F16C33/62 , F16H15/38 , F16H55/17 , C23C8/32
CPC分类号： C22C38/44 , C21D1/78 , C21D9/36 , C22C38/02 , C22C38/04 , C22C38/46 , C22C38/48 , C22C38/50 , C23C8/22
摘要： A contact pressure-resistant member including a rolling contact portion having a carbon concentration ranging from 0.8 to 1.2%. The contact pressure-resistant member is made of a steel material containing 0.15 to 0.40% by mass of C, 0.50 to 1.50% by mass of Si, 0.20 to 1.50% by mass of Mn, 0.50 to 1.50% by mass of Cr, and 0.05 to 0.50% by mass of Mo, 0.010% by mass or less of P, at least one element selected from the group consisting of 0.50 to 3.50% by mass of Ni, 0.03 to 0.20% by mass of Ti, 0.03 to 0.15% by mass of Nb and 0.01 to 0.10% by mass of Al, and the balance of Fe and inevitable impurities.
摘要翻译：一种接触耐压构件，其包括碳浓度为0.8〜1.2％的滚动接触部。接触耐压构件由含有0.15〜0.40质量％的C，0.50〜1.50质量％的Si，0.20〜1.50质量％的Mn，0.50〜1.50质量％的Cr的钢材构成， 0.05〜0.50质量％的Mo，0.010质量％以下的P，选自Ni：0.50〜3.50质量％，Ti：0.03〜0.20质量％，0.03〜0.15质量％的Nb和0.01〜0.10质量％的Al，余量为Fe和不可避免的杂质。

8. 发明授权

US08298724B2 Transition metal nitride, separator for fuel cells, fuel cell stack, fuel cell vehicle, method of manufacturing transition metal nitride, and method of manufacturing separator for fuel cells 失效
标题翻译：过渡金属氮化物，燃料电池用隔板，燃料电池堆，燃料电池车辆，过渡金属氮化物的制造方法以及燃料电池用隔板的制造方法
公开(公告)号：US08298724B2
公开(公告)日：2012-10-30
申请号：US12529469
申请日：2008-03-06
申请人： Noriko Uchiyama , Nobutaka Chiba
发明人： Noriko Uchiyama , Nobutaka Chiba
IPC分类号： H01M4/64 , C23C8/36 , C23C8/26 , B60K1/00
CPC分类号： H01M8/0228 , C23C8/24 , C23C8/26 , C23C8/36 , H01M8/0206 , H01M8/021 , H01M8/0215 , H01M8/026 , Y02P70/56
摘要： A transition metal nitride obtained by nitriding a base material including an austenitic stainless steel having a Cr concentration of 25% or more includes a first layer (first nitrided layer) formed continuously on a base layer formed by the base material, having a stacked crystal structure of a nano-level including a nitride having a cubic crystal structure of M4N type, and a nitride having a hexagonal crystal structure of M2-3N type, and a second layer (second nitrided layer) formed continuously on the first layer, including a nitride having at least one kind of crystal structure out of hexagonal crystal structures of Cr2N, CrN, and M2-3N type, and a cubic crystal structure of M4N type, and being formed as a surface-nitriding-processed portion of the base material continuously in a depth direction from a surface of the base material.
摘要翻译：通过氮化包含Cr浓度为25％以上的奥氏体不锈钢的基材而获得的过渡金属氮化物包括在由基材形成的基底层上连续形成的具有堆叠晶体结构的第一层（第一氮化层）包括具有M4N型立方晶体结构的氮化物的纳米级，以及具有M2-3N型六方晶系结构的氮化物和在第一层上连续形成的第二层（第二氮化层），包括氮化物具有Cr2N，CrN和M2-3N型的六方晶系晶体结构中的至少一种晶体结构和M4N型的立方晶体结构，并连续地形成为基材的表面氮化处理部分从基材的表面的深度方向。

9. 发明授权

US06858096B2 Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a method for producing the rolling element 失效
标题翻译：用于无级变速器（CVT）的滚动元件，使用滚动元件的CVT和用于制造滚动元件的方法
公开(公告)号：US06858096B2
公开(公告)日：2005-02-22
申请号：US09996755
申请日：2001-11-30
申请人： Nobuo Kino , Noriko Uchiyama , Takuro Yamaguchi , Keizo Otani
发明人： Nobuo Kino , Noriko Uchiyama , Takuro Yamaguchi , Keizo Otani
IPC分类号： B24C1/10 , C21D1/06 , C21D7/06 , C21D9/40 , C22C38/00 , C22C38/22 , C23C8/38 , C23C8/80 , F16H15/00 , F16H15/38 , C23C8/22 , C23C8/32
CPC分类号： F16H15/38 , F16H15/00
摘要： A rolling element for a continuously variable transmission, including a plurality of rolling members having rolling contact portions that come into rolling contact with each other via lubricating oil. At least one of the rolling contact portions includes an outer surface layer having a surface microhardness of not less than Hv 750, a surface residual compressive stress of not less than 1000 MPa and a residual austenite content of not more than 10% by volume.
摘要翻译：一种用于无级变速器的滚动元件，包括具有经由润滑油相互滚动接触的滚动接触部的多个滚动部件。至少一个滚动接触部分包括表面显微硬度不小于Hv 750的外表面层，表面残余压应力不小于1000MPa，残余奥氏体含量不大于10体积％。

10. 发明申请

US20090155664A1 TRANSITION METAL NITRIDE, SEPARATOR FOR FUEL CELLS, FUEL CELL STACK, FUEL CELL VEHICLE, METHOD OF MANUFACTURING TRANSITION METAL NITRIDE, AND METHOD OF MANUFACTURING SEPARATOR FOR FUEL CELLS 审中-公开
标题翻译：过渡金属氮化物，燃料电池用分离器，燃料电池堆，燃料电池车，制造金属过渡金属的方法以及制造用于燃料电池的分离器的方法
公开(公告)号：US20090155664A1
公开(公告)日：2009-06-18
申请号：US12066020
申请日：2006-09-07
申请人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
发明人： Noriko Uchiyama , Nobutaka Chiba , Makoto Kano
IPC分类号： H01M2/16 , C01B21/06
CPC分类号： H01M8/0282 , C22C38/44 , C23C8/24 , C23C8/36 , H01M8/0204 , H01M8/0208 , H01M8/021 , H01M8/0228 , H01M8/0267 , H01M8/242 , H01M2250/20 , Y02P70/56 , Y02T90/32
摘要： A transition metal nitride is obtained by a nitriding treatment of a surface of a base material including a transition metal or an alloy of the transition metal, and the transition metal nitride has a crystal structure of an M4N type and a crystal structure of an ε-M2˜3N type, and is formed over a whole area of the surface of the base material and continuously in a depth direction from the surface.
摘要翻译：通过对包括过渡金属或过渡金属的合金的基材的表面进行氮化处理而获得过渡金属氮化物，并且过渡金属氮化物具有M4N型晶体结构和ε型晶体结构， M2〜3N型，并且形成在基材的表面的整个区域上并且从表面沿深度方向连续地形成。

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