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1. 发明授权

US10107376B2 Sintered machine part and method of manufacturing the same 有权
公开(公告)号：US10107376B2
公开(公告)日：2018-10-23
申请号：US14901887
申请日：2014-06-03
申请人： NTN CORPORATION , Takahiro Okuno , Naoki Yashiro , Kouya Oohira
发明人： Takahiro Okuno , Naoki Yashiro , Kouya Oohira
IPC分类号： C22C33/02 , F16H55/06 , B22F1/00 , B22F5/08 , C22C38/00 , B22F3/16 , C22C38/08 , C22C38/12 , F16H53/02 , F16H55/17 , B22F3/02
摘要： A sintered compact having a density of 7.5 g/cm3 or more is formed by mixed powder. The mixed powder is obtained by mixing graphite powder having an average particle diameter of 8 μm or less and diffusion alloyed steel powder. The ratio of the graphite powder is from 0.05 wt % to 0.35 wt % with respect to 100 wt % of the diffusion alloyed steel powder. Or, the mixed powder is obtained by mixing the graphite powder and completely alloyed steel powder. The ratio of the graphite powder is from 0.15 wt % to 0.35 wt % with respect to 100 wt % of the completely alloyed steel powder.

2. 发明申请

US20160369881A1 SINTERED MACHINE PART AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：烧结机部件及其制造方法
公开(公告)号：US20160369881A1
公开(公告)日：2016-12-22
申请号：US14901887
申请日：2014-06-03
申请人： Takahiro Okuno , Naoki Yashiro , Kouya Oohira , NTN CORPORATION
发明人： Takahiro Okuno , Naoki Yashiro , Kouya Oohira
IPC分类号： F16H55/06 , B22F1/00 , F16H53/02 , C22C38/12 , C22C38/08 , F16H55/17 , B22F3/16 , B22F5/08
CPC分类号： F16H55/06 , B22F1/007 , B22F3/16 , B22F5/08 , B22F2003/026 , B22F2301/35 , B22F2302/40 , B22F2304/10 , B22F2998/10 , C22C33/0264 , C22C38/00 , C22C38/08 , C22C38/12 , F16H53/025 , F16H55/17
摘要： A sintered compact having a density of 7.5 g/cm3 or more is formed by mixed powder. The mixed powder is obtained by mixing graphite powder having an average particle diameter of 8 μm or less and diffusion alloyed steel powder. The ratio of the graphite powder is from 0.05 wt % to 0.35 wt % with respect to 100 wt % of the diffusion alloyed steel powder. Or, the mixed powder is obtained by mixing the graphite powder and completely alloyed steel powder. The ratio of the graphite powder is from 0.15 wt % to 0.35 wt % with respect to 100 wt % of the completely alloyed steel powder.
摘要翻译：通过混合粉末形成密度为7.5g / cm 3以上的烧结体。混合粉末通过混合平均粒径为8μm以下的石墨粉末和扩散合金钢粉末而获得。相对于100重量％的扩散合金钢粉，石墨粉的比例为0.05重量％〜0.35重量％。或者，通过混合石墨粉末和完全合金化的钢粉末来获得混合粉末。相对于完全合金化的钢粉末的100重量％，石墨粉末的比例为0.15重量％〜0.35重量％。

3. 发明授权

US08357314B2 Dielectric elastomer composition and high-frequency electronic component material 失效
标题翻译：介电弹性体组成和高频电子元件材料
公开(公告)号：US08357314B2
公开(公告)日：2013-01-22
申请号：US12733583
申请日：2008-09-25
申请人： Kouya Oohira
发明人： Kouya Oohira
IPC分类号： H01B1/24 , C04B35/04
CPC分类号： H01B3/28 , C08K3/04 , C08K3/22 , C08L23/16 , C08L2201/02 , C08L2312/00 , H01B3/441 , H01B3/442
摘要： It is an object of the present invention to provide a dielectric elastomer composition which has a sufficient dielectric property as a high-frequency electronic component material and to which an excellent flame retardance can be imparted as necessary in consideration of an influence on environment and the high-frequency electronic component material formed by molding the dielectric elastomer composition. The dielectric elastomer composition of the present invention comprises an elastomer to which (A) carbon black and (B) at least one powder selected from among magnesium hydroxide powder and dielectric ceramic powder is added. An average particle diameter of the carbon black is 50 to 200 nm, and 5 to 40 parts by weight thereof is added to 100 parts by weight of the elastomer. In the magnesium hydroxide powder, a content of ferric oxide is not more than 0.02 wt %. In at least one measuring condition selected from among a measuring condition (1) in which a frequency is 400 MHz and a temperature is 30° C. and a measuring condition (2) in which a frequency is 5 GHz and a temperature is 25° C., a dielectric constant is not less than three, and a dielectric dissipation factor is not more than 0.01.
摘要翻译：本发明的目的是提供一种介电弹性体组合物，其具有足够的介电性能作为高频电子元件材料，并且考虑到对环境和高的影响，可以根据需要赋予优异的阻燃性 - 通过模制该介电弹性体组合物形成的电子部件材料。本发明的电介质弹性体组合物包含添加（A）炭黑的弹性体和（B）添加至少一种选自氢氧化镁粉末和电介质陶瓷粉末的粉末。碳黑的平均粒径为50〜200nm，在100重量份弹性体中加入5〜40重量份。在氢氧化镁粉末中，氧化铁的含量为0.02重量％以下。在从频率为400MHz，温度为30℃的测量条件（1）和频率为5GHz，温度为25°的测量条件（2）中选择的至少一种测量条件下，介电常数不小于3，介电损耗因子不大于0.01。

4. 发明授权

US08172463B2 Rolling bearing with a ceramic coating and method for manufacturing the same 失效
标题翻译：具有陶瓷涂层的滚动轴承及其制造方法
公开(公告)号：US08172463B2
公开(公告)日：2012-05-08
申请号：US12281580
申请日：2007-03-05
申请人： Tatsuo Nakajima , Kouya Oohira
发明人： Tatsuo Nakajima , Kouya Oohira
IPC分类号： F16C33/32 , B21D53/10
CPC分类号： F16C33/64 , F16C19/26 , F16C33/62 , F16C2380/26 , Y10T29/49686 , Y10T29/49705
摘要： A rolling bearing is provided that includes an inner ring, an outer ring, and a plurality of rolling elements provided between a raceway surface of the inner ring and that of the outer ring and has a ceramic film formed on at least one surface selected from among an inner peripheral surface of the inner ring and a peripheral surface of the outer ring. The ceramic film is formed by using an aerosol deposition method in which alumina fine particles or the like is used as a material of aerosol. The ceramic film is formed with an aerosol injection nozzle kept stationary and the inner ring or the outer ring being rotated by using a motor for rotating an object, the inner ring or the outer ring is moved axially by using a positioning XY table.
摘要翻译：提供了一种滚动轴承，其包括内圈，外圈和设置在内圈的轨道表面和外圈的滚道之间的多个滚动元件，并且具有形成在至少一个表面上的陶瓷膜，所述陶瓷膜选自内圈的内周面和外圈的外周面。通过使用其中使用氧化铝微粒等作为气雾剂的气溶胶沉积方法形成陶瓷膜。陶瓷膜形成有保持静止的气溶胶注射喷嘴，并且通过使用用于旋转物体的电动机来旋转内圈或外圈，通过使用定位XY工作台使内圈或外圈轴向移动。

5. 发明授权

US07374343B2 Magnetic encoder and wheel support bearing assembly using the same 有权
标题翻译：磁性编码器和车轮支撑轴承组件使用相同
公开(公告)号：US07374343B2
公开(公告)日：2008-05-20
申请号：US10780609
申请日：2004-02-19
申请人： Tatsuo Nakajima , Kouya Oohira , Arito Matsui , Kazutoyo Murakami
发明人： Tatsuo Nakajima , Kouya Oohira , Arito Matsui , Kazutoyo Murakami
IPC分类号： F16C33/04 , G01P3/487
CPC分类号： H01F1/09 , F16C19/184 , F16C19/185 , F16C33/7879 , F16C41/007 , F16C2326/02 , G01D5/145 , G01D5/2451 , G01P3/443 , G01P3/487 , H01F1/086 , H01F1/11 , H01F7/0221
摘要： To provide a magnetic encoder which can be assembled having a thin-walled structure while securing an excellent detection sensitivity and which can provide an excellent moldability by suitably selecting materials, the magnetic encoder is provided which includes a multi-pole magnet 14 having a plurality of opposite magnetic poles alternating in a direction circumferentially thereof, and a core metal 11 for supporting the multi-pole magnet. The multi-pole magnet 14 contains a powdery magnetic material mixed in an amount within the range of 20 to 90 vol. % relative to the total volume of the multi-pole magnet 14. The multi-pole magnet 14 may be a sintered magnet.
摘要翻译：为了提供可以组装具有薄壁结构的磁性编码器，同时确保优异的检测灵敏度，并且可以通过适当选择材料提供优异的成型性，提供了一种磁性编码器，其包括具有多个相反的磁极在其圆周方向上交替的磁极和用于支撑多极磁体的铁芯11。多极磁铁14含有以20〜90体积％的范围内混合的粉状磁性材料。相对于多极磁体14的总体积的百分比。多极磁铁14可以是烧结磁体。

6. 发明申请

US20070273362A1 Magnetic Encoder and Wheel Support Bearing Assembly Using The Same 有权
标题翻译：磁性编码器和车轮支撑轴承组件使用它
公开(公告)号：US20070273362A1
公开(公告)日：2007-11-29
申请号：US11662282
申请日：2004-09-10
申请人： Tatsuo Nakajima , Kouya Oohira , Arito Matsui , Kazutoyo Murakami
发明人： Tatsuo Nakajima , Kouya Oohira , Arito Matsui , Kazutoyo Murakami
IPC分类号： G01D5/245
CPC分类号： G01P3/487 , B60T8/329 , F16C19/184 , F16C33/7879 , F16C41/007 , F16C2326/02 , G01P3/443
摘要： A magnetic encoder (10) includes a multipolar magnet (14), having magnetic poles formed therein so as to alternate with each other in a direction circumferentially thereof, and a core metal (11) supporting the multipolar magnet (14). The multipolar magnet (14) is prepared from a sintered element formed by sintering a powdery mixture of a magnetic powder and a non-magnetic metallic powder. This multipolar magnet (14) is fixed to the core metal (11) to form a unitary component (21) made up of the sintered element and the core metal (11). The unitary component (21) is subjected to a surface treatment for anticorrosion.
摘要翻译：磁性编码器（10）包括多个磁极（14），其中形成有磁极，沿其圆周方向彼此交替，以及支撑多极磁体（14）的铁心（11）。多极磁体（14）由通过烧结磁性粉末和非磁性金属粉末的粉末混合物形成的烧结元件制备。该多极磁体（14）固定在芯金属（11）上，形成由烧结体和芯金属（11）构成的整体部件（21）。对单一组分（21）进行表面处理以进行防腐蚀。

7. 发明申请

US20070182640A1 Highly dielectric elastomer composition and dielectric antenna 失效
标题翻译：高介电弹性体组成和电介质天线
公开(公告)号：US20070182640A1
公开(公告)日：2007-08-09
申请号：US11629646
申请日：2005-06-15
申请人： Kouya Oohira
发明人： Kouya Oohira
IPC分类号： H01Q1/38
CPC分类号： C08L101/12 , C08K3/24 , H01Q9/0407 , C08L21/00
摘要： The present invention provides a highly dielectric elastomer composition which shows a high dielectric constant in a wide temperature range from low to high temperature and has a low dielectric loss tangent, and a dielectric antenna composed of the highly dielectric elastomer composition. A dielectric antenna including a molding of a highly dielectric elastomer composition composed of an elastomer and a highly dielectric ceramic powder mixed with the elastomer and an electrode formed on the molding. The highly dielectric ceramic powder of barium titanate•neodymium ceramic has a temperature coefficient α (unit: 1/° C.) of a dielectric constant of the ceramic powder on 25° C. standard ranging from −200×10−6 to 100×10−6 over a temperature range from −40° C. to 100° C. The dielectric constant of the highly dielectric elastomer composition is ≧7 and a dielectric loss tangent thereof is ≦0.01.
摘要翻译：本发明提供一种高介电弹性体组合物，其在从低温到高温的宽温度范围内具有高介电常数，并且具有低介电损耗角正切，以及由高介电弹性体组合物构成的电介质天线。一种电介质天线，包括由弹性体组成的高介电弹性体组合物和与弹性体混合的高介电陶瓷粉末和在模制品上形成的电极的模制品。钛酸钡钕陶瓷的高介电陶瓷粉末的温度系数α（单位：1 /℃）为陶瓷粉末的介电常数为25℃，标准范围为-200×10 -6〜在-40℃至100℃的温度范围内，超高压至100×10 -6。高介电弹性体组合物的介电常数> = 7，介电损耗角正切< 0.01。

8. 发明申请

US20050058376A1 Magnetic encoder and wheel support bearing assembly utilizing the same 失效
标题翻译：磁性编码器和使用其的车轮支撑轴承组件
公开(公告)号：US20050058376A1
公开(公告)日：2005-03-17
申请号：US10940776
申请日：2004-09-15
申请人： Kouya Oohira , Tatsuo Nakajima , Arito Matsui , Kazutoyo Murakami
发明人： Kouya Oohira , Tatsuo Nakajima , Arito Matsui , Kazutoyo Murakami
IPC分类号： G01P3/44 , G01P3/487 , H01F1/057 , H01F41/02 , F16C41/04
CPC分类号： G01P3/443 , F16C19/184 , F16C33/7883 , F16C41/007 , F16C2326/02 , G01P3/487 , H01F1/0577 , H01F1/059 , H01F41/026 , Y10T29/49861 , Y10T29/49982
摘要： To substantially eliminate deficiencies such as portions of the resinous coating, where the film thickness is reduced considerably during the press-fitting, and to aim at providing a high productivity with a reduced cost and without the possibility of occurrence of rusting after a prolonged time of use under severe environmental conditions due to an excellent anticorrosive property, a magnetic encoder (10) includes a multipolar magnet (14) having a plurality of alternating magnetic poles alternating with each other in a direction circumferentially thereof, and a core metal (11) supporting the multipolar magnet (14). The multipolar magnet (14) is formed of a sintered element prepared by mixing and sintering a powdery mixture of a magnetic powder and a non-magnetic metallic powder. The multipolar magnet (14) is fixed on the core metal (1) by staking a portion of the core metal (11), and a sintered element/core metal assembly (21) fixed on the core metal (11) is surface treated to have with an anticorrosive resinous coating (22) for anticorrosive purpose. When the magnetic encoder is press-fitted on an encoder carrier member, one of a press-fitting punch and the magnetic encoder (10) is heated to a temperature within the range of 60 to 150° C.
摘要翻译：为了基本上消除诸如树脂涂层的部分的缺陷，其中在压配合期间膜厚度显着降低，并且旨在以降低的成本提供高生产率，并且在延长的时间之后不会发生生锈在恶劣环境条件下，由于具有良好的防锈性能，在磁性编码器（10）中包括多个磁极（14），该多极磁体（14）具有在其圆周方向上彼此交替的多个交替磁极和支撑多极磁体（14）。多极磁体（14）由通过混合和烧结磁性粉末和非磁性金属粉末的粉末混合物制成的烧结元件形成。多芯铁磁体（14）通过铆接芯金属（11）的一部分固定在芯金属（11）上，固定在芯金属（11）上的烧结体/芯金属组件（21）进行表面处理具有用于防腐目的的防腐树脂涂层（22）。当磁编码器压配合在编码器承载构件上时，压配冲头和磁编码器（10）中的一个被加热到在60至150℃的范围内的温度。

9. 发明申请

US20140030512A1 AMORPHOUS CARBON FILM AND METHOD FOR FORMING SAME 有权
标题翻译：非晶碳膜及其形成方法
公开(公告)号：US20140030512A1
公开(公告)日：2014-01-30
申请号：US14112885
申请日：2012-04-20
申请人： Kouya Oohira , Masaki Nakanichi , Yosuke Taguchi , Setsuo Nakao
发明人： Kouya Oohira , Masaki Nakanichi , Yosuke Taguchi , Setsuo Nakao
IPC分类号： C23C14/06
CPC分类号： C23C14/0605 , C23C16/26 , C23C16/515 , Y10T428/265
摘要： The present invention provides a film formation method capable of forming a favorable amorphous carbon film under a low vacuum by using a bipolar-type PBII apparatus and the amorphous carbon film to be produced by the film formation method. The film formation method is carried out to form the amorphous carbon film under a low vacuum (1000 to 30000 Pa) by using a power source for the bipolar-type PBII apparatus. There are provided inside a chamber (1) a power source side electrode (3) connected to a power source (6) for the PBII apparatus and a grounding side electrode (4) opposed to the power source side electrode (3). A base material (2) is disposed on one of the power source side electrode (3) and the grounding side electrode (4). Plasma of a noble gas and that of a hydrocarbon-based gas are generated between the base material (2) and the electrode where the base material (2) is not disposed to form the amorphous carbon film on a surface of the base material (2).
摘要翻译：本发明提供能够通过使用双极型PBII装置和通过成膜方法制造的无定形碳膜在低真空下形成有利的无定形碳膜的成膜方法。通过使用双极型PBII装置的电源，进行薄膜形成方法以在低真空（1000〜30000Pa）下形成无定形碳膜。在室（1）内设有与PBII装置的电源（6）连接的电源侧电极（3）和与电源侧电极（3）相对的接地侧电极（4）。基材（2）设置在电源侧电极（3）和接地侧电极（4）之一上。在基材（2）和未设置基材（2）的电极之间产生惰性气体和烃类气体的等离子体，以在基材（2）的表面上形成非晶碳膜）。

10. 发明申请

US20130301965A1 MEMBER FOR ROLLING BEARING AND ROLLING BEARING 有权
标题翻译：滚动轴承和滚动轴承的成员
公开(公告)号：US20130301965A1
公开(公告)日：2013-11-14
申请号：US13891650
申请日：2013-05-10
申请人： YOSHIHIDE HIMENO , KOUYA OOHIRA , MASAKI EGAMI
发明人： YOSHIHIDE HIMENO , KOUYA OOHIRA , MASAKI EGAMI
IPC分类号： F16C33/44 , F16C33/76
CPC分类号： F16C33/44 , C08G69/36 , C08K7/06 , C08K7/14 , F16C19/06 , F16C33/416 , F16C33/6633 , F16C33/7816 , F16C33/7853 , F16C2208/62 , F16C2300/22 , C08L77/06
摘要： The present invention provides a member, for a resin-made rolling bearing, which has a low extent of a moisture absorption-caused change in its dimension and mechanical properties, keeps sufficiently high mechanical properties after the member absorbs moisture, and is excellent in its resistance to hydrolysis, grease deterioration, and heat and also provides the rolling bearing in which the member for the rolling bearing is used. A rolling bearing (7) has an inner ring (8), an outer ring (9), a plurality of rolling elements (10) interposed between the inner ring (8) and the outer ring (9), a crown-shaped cage (11) for retaining the rolling elements (10), and a seal (12) covering an opening disposed at a gap between the inner ring (8) and the outer ring (9). The cage (11) and the seal (12) are moldings of a resin composed of polyphthalamide resin.
摘要翻译：本发明提供了一种树脂制滚动轴承的构件，其具有低吸湿度的尺寸和机械性能的变化，在构件吸收水分后保持足够高的机械性能，并且其优异的耐水解，润滑脂劣化和热量，并且还提供使用滚动轴承的构件的滚动轴承。滚动轴承（7）具有内环（8），外圈（9），介于内圈（8）和外圈（9）之间的多个滚动元件（10），冠状保持架（11），以及覆盖设置在内圈（8）和外圈（9）之间的间隙处的开口的密封件（12）。保持架（11）和密封件（12）是由聚邻苯二甲酰胺树脂构成的树脂的模制品。

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