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1. 发明授权

US06638334B2 Sliding contact material comprising Ag-Ni based alloy having Ni metal particles dispersed and clad composite material, and Dc compact motor using the same 有权
标题翻译：滑动接触材料包括具有分散和复合材料的Ni金属颗粒的Ag-Ni基合金，以及使用其的Dc紧凑型电动机
公开(公告)号：US06638334B2
公开(公告)日：2003-10-28
申请号：US10088082
申请日：2002-07-01
申请人： Keiji Nakamura , Takemasa Honma , Yasuhiro Hashimoto , Osamu Sakaguchi , Kengo Taneichi , Toshiya Yamamoto
发明人： Keiji Nakamura , Takemasa Honma , Yasuhiro Hashimoto , Osamu Sakaguchi , Kengo Taneichi , Toshiya Yamamoto
IPC分类号： C22C105
CPC分类号： C22C32/0021 , B22F2998/00 , C22C1/0466 , H01H1/0231 , H01H1/36 , H01H11/048 , H01R39/025 , H01R43/06 , Y10T428/12063 , Y10T428/12896 , B22F7/04
摘要： The present invention is aimed at providing a sliding contact material that has an alloy composition containing no harmful substance like Cd, especially excellent contact resistance properties, electrical functions that are good and is not subject to secular change, and abrasion resistance practically bearing comparison with conventional sliding contact materials, and is aimed at lengthening the life of a motor by the use of a sliding contact material having excellent durability as a commutator for a small direct-current motor. The present invention is a sliding contact material of an Ag—Ni-based alloy that is used in sliding part electrically switching on and off by mechanical sliding action, and the material is a sliding contact material of Ni metal particle-dispersed-type Ag—Ni-based alloy that is produced in such a method that 0.7 to 3.0 wt. % Ni powder, an additive of Li2CO3 powder corresponding to 0.01 to 0.50 wt. % Li after being converted to metal and the balance of Ag powder are mixed and stirred to form a uniformly dispersed mixture, then the mixture is treated with forming and sintering processes.
摘要翻译：本发明的目的在于提供一种滑动接触材料，其具有不含Cd等有害物质的合金组成物，特别优异的接触电阻性能，良好的电化学功能，不会发生长期变化，并且耐磨性实际上与传统的滑动接触材料，旨在通过使用具有优异的耐久性的滑动接触材料作为小型直流电动机的换向器来延长电动机的寿命。本发明是一种用于通过机械滑动动作电气接通和断开的滑动部分中的Ag-Ni基合金的滑动接触材料，并且该材料是Ni金属颗粒分散型Ag-Ni基合金的滑动接触材料， Ni基合金，其以0.7〜3.0重量％％Ni粉末，相当于0.01〜0.50重量％的Li2CO3粉末添加剂。将Li转化成金属后，将Ag粉末的余量混合搅拌，形成均匀分散的混合物，然后用成型和烧结工艺处理混合物。

2. 发明授权

US06746551B2 Make break contact material comprising ag-ni based alloy having ni metal particles dispersed and relay using the same 有权
标题翻译：制造包含分散有Ni金属颗粒的Ag-Ni基合金的断裂接触材料并使用其进行中继
公开(公告)号：US06746551B2
公开(公告)日：2004-06-08
申请号：US10070419
申请日：2002-03-15
申请人： Osamu Sakaguchi , Kengo Taneichi , Toshiya Yamamoto
发明人： Osamu Sakaguchi , Kengo Taneichi , Toshiya Yamamoto
IPC分类号： C22C506
CPC分类号： C22C1/0466 , B22F2998/00 , C22C5/06 , C22C32/0021 , H01H1/023 , H01H11/048 , B22F1/0003
摘要： A make-and-break contact material which is less worn out and is able to achieve an increased life compared to a conventional material of Ag—CdO-based alloy, in an AC general relay used for a resistive load of about 1 to 20A in a range of AC 100V to 250V. In the present invention, the make-and-break contact material of Ag—Ni-based alloy used for a switching part performing electrical switching through mechanical switching operation is the make-and-break contact material of Ag—Ni-based alloy with Ni metal particles dispersed therein which is obtained through mixing and stirring 3.1 to 20.0 wt % of Ni powder, a certain amount of Li2CO3 powder corresponding to 0.01 to 0.50 wt % of metal Li as an additive, and a balance being Ag powder to make a mixture with the above described powders uniformly dispersed therein, and through compacting and sintering the above described mixture.
摘要翻译：在Ag-CdO基合金的常规材料中，在用于大约1至20A的电阻负载的AC一般继电器中，较少磨损并且能够实现寿命增加的断裂接触材料 AC范围为100V至250V。在本发明中，用于通过机械开关操作进行电开关的开关部件中的Ag-Ni基合金的断裂接触材料是Ag-Ni基合金与Ni的断裂接触材料分散在其中的金属颗粒通过混合和搅拌得到3.1至20.0重量％的Ni粉末，一定量的Li 2 CO 3粉末对应于0.01至0.50重量％的金属Li作为添加剂，余量为Ag粉末以制备混合物将上述粉末均匀分散在其中，并通过压实和烧结上述混合物。

3. 发明授权

US07160632B2 Material for sliding contacts, clad composite material and small-sized DC motor using the same 有权
标题翻译：滑动接触材料，复合材料和使用该材料的小型直流电机
公开(公告)号：US07160632B2
公开(公告)日：2007-01-09
申请号：US10989554
申请日：2004-11-17
申请人： Keiji Nakamura , Yasuhiro Hashimoto , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
发明人： Keiji Nakamura , Yasuhiro Hashimoto , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
IPC分类号： B32B15/04 , B32B15/20 , C22C5/06 , C22C5/08 , H01H1/0237
CPC分类号： H01R39/025 , Y10T428/12896 , Y10T428/12903
摘要： The invention provides a material for sliding contacts that is suitable for a small-sized DC motor used in recent downsized CD players and is excellent in durability. A material for sliding contacts used in a commutator of a small-sized DC motor that consists essentially of 0.01 to 3.0% Ni by weight, 0.01 to 6.0% ZnO by weight and/or 0.01 to 3.0% MgO by weight, furthermore, in some cases, 0.01 to 5.0% Cu by weight, and the balance Ag, in which Ni metal particles, ZnO particles or MgO particles are dispersed in the matrix of Ag.
摘要翻译：本发明提供一种滑动触点的材料，其适用于近来尺寸减小的CD播放机中使用的小型直流电动机，并且耐久性优异。用于小型直流电动机的换向器的滑动接触材料，其基本上由以重量计0.01％至3.0％的重量比，0.01％至6.0％的ZnO和/或0.01％至3.0％的MgO，另外在一些情况下，重量比为0.01-5.0％，余量为Ag，其中Ni金属颗粒，ZnO颗粒或MgO颗粒分散在Ag基质中。

4. 发明申请

US20050116576A1 Material for sliding contacts, clad composite material and small-sized DC motor using the same 有权
标题翻译：滑动接触材料，复合材料和使用该材料的小型直流电机
公开(公告)号：US20050116576A1
公开(公告)日：2005-06-02
申请号：US10989554
申请日：2004-11-17
申请人： Keiji Nakamura , Yasuhiro Hashimoto , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
发明人： Keiji Nakamura , Yasuhiro Hashimoto , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
IPC分类号： C22C5/06 , H01H1/02 , H01H1/023 , H01H1/04 , H01R39/02 , H01R39/04 , H01R39/20 , H02K1/00
CPC分类号： H01R39/025 , Y10T428/12896 , Y10T428/12903
摘要： The invention provides a material for sliding contacts that is suitable for a small-sized DC motor used in recent downsized CD players and is excellent in durability. A material for sliding contacts used in a commutator of a small-sized DC motor that consists essentially of 0.01 to 3.0% Ni by weight, 0.01 to 6.0% ZnO by weight and/or 0.01 to 3.0% MgO by weight, furthermore, in some cases, 0.01 to 5.0% Cu by weight, and the balance Ag, in which Ni metal particles, ZnO particles or MgO particles are dispersed in the matrix of Ag.
摘要翻译：本发明提供一种滑动触点的材料，其适用于近来尺寸减小的CD播放机中使用的小型直流电动机，并且耐久性优异。用于小型直流电动机的换向器的滑动接触材料，其基本上由以重量计0.01％至3.0％的重量比，0.01％至6.0％的ZnO和/或0.01％至3.0％的MgO，另外在一些情况下，重量比为0.01-5.0％，余量为Ag，其中Ni金属颗粒，ZnO颗粒或MgO颗粒分散在Ag基质中。

5. 发明申请

US20070018526A1 Relay for sealed ac load and ag-base contact element material for use therein 审中-公开
标题翻译：用于密封交流负载和农用基座接触元件材料的继电器
公开(公告)号：US20070018526A1
公开(公告)日：2007-01-25
申请号：US10567784
申请日：2005-06-17
申请人： Nobuhito Yanaginara , Osamu Sakaguchi , Toshiya Yamamoto
发明人： Nobuhito Yanaginara , Osamu Sakaguchi , Toshiya Yamamoto
IPC分类号： H02K21/00
CPC分类号： C22C5/06 , H01H1/0237
摘要： A sealed relay for alternating current load is provided which has attained an excellent endurance against a resistance load comprising an alternating voltage of 80 V to 300 V and a rated current of 5 to 25 A, and particularly, a sealed relay for alternating current load is provided which has a very excellent endurance even under a high temperature atmosphere. The present invention provides a sealed relay for alternating current load, which controls a resistance load comprising an alternating voltage of 80 V to 300 V and a rated current of 5 to 25 A by an Ag-based contact element disposed in the closed space thereof, wherein the Ag-based contact element comprises 4.0 to 20.0 wt. % of an iron oxide, optionally 0.1 to 2.5 wt. % of oxides of one or more selected from the group consisting of magnesium, aluminum, indium, lanthanum, cerium and samarium, and Ag as the balance.
摘要翻译：提供一种用于交流负载的密封继电器，其对包括80V至300V的交流电压和5至25A的额定电流的电阻负载具有优异的耐久性，特别地，用于交流负载的密封继电器即使在高温环境下也具有极好的耐久性。本发明提供一种用于交流负载的密封继电器，其通过设置在其封闭空间中的Ag基接触元件来控制包括80V至300V的交流电压和5至25A的额定电流的电阻负载，其中所述Ag基接触元件包含4.0至20.0重量％％的氧化铁，任选地0.1至2.5wt。选自镁，铝，铟，镧，铈和钐中的一种或多种的氧化物的％，余量为Ag。

6. 发明授权

US06791045B1 Shielded-type automotive relay controlling a magnet clutch load of a vehicle air-conditioner 有权
标题翻译：屏蔽型汽车继电器控制车辆空调的磁体离合器负载
公开(公告)号：US06791045B1
公开(公告)日：2004-09-14
申请号：US09701379
申请日：2000-11-30
申请人： Toshiya Yamamoto , Kiyokazu Kojima , Osamu Sakaguchi , Kunihiro Shima
发明人： Toshiya Yamamoto , Kiyokazu Kojima , Osamu Sakaguchi , Kunihiro Shima
IPC分类号： C22C506
CPC分类号： C23C8/10 , B22F2998/00 , C22C5/06 , C22C32/0021 , H01H1/0237 , C22C1/1078
摘要： The invention is directed to an electric contact material useful in the fabrication of a vehicle relay of high durability against inductive load to which the relay incorporated in a magnetic clutch of a vehicle air-conditioner is exposed, and also to a relay having remarkable durability as has never been attained for use in vehicles. The invention provides an electric contact material useful in the fabrication of a relay for use in a vehicle, wherein the material contains an Ag—SnO2—In2O3 alloy which is produced through internal oxidation of an Ag—Sn—In—Ni alloy containing 5.0-10 wt. % (as reduced to metal) Sn and 2.0-5.0 wt. % In, the balance being Ag {or alternatively, an Ag—SnO2—In2O3—NiO alloy which is produced through internal oxidation of an Ag—Sn—In—Ni alloy containing 5.0-10 wt. % (as reduced to metal) Sn, 2.0-5.0 wt. % In, and 0.01-0.50 wt. % Ni, the balance being Ag}, and is used in a shielded space.
摘要翻译：本发明涉及一种电气接触材料，其可用于制造对车辆空调的电磁离合器中所包含的继电器暴露的感性负载的高耐久性的车辆继电器，以及具有显着耐久性的继电器从未在车辆上使用。本发明提供了一种用于制造用于车辆的继电器的电接触材料，其中该材料含有Ag-SnO 2 -In 2 O 3合金，其通过内部氧化含有5.0- 10重量％％（还原为金属）Sn和2.0-5.0重量％％In，余量为Ag（或者Ag-SnO2-In2O3-NiO合金），Ag-SnO2-In2O3-NiO合金是通过内部氧化含有5.0〜10重量％的Ag-Sn-In-Ni合金制成的。％（降至金属）Sn，2.0-5.0wt。％In，和0.01-0.50wt。％Ni，余量为Ag}，用于屏蔽空间。

7. 发明授权

US06432157B1 Method for preparing Ag-ZnO electric contact material and electric contact material produced thereby 有权
标题翻译：制备Ag-ZnO电接触材料的方法和由此制备的电接触材料
公开(公告)号：US06432157B1
公开(公告)日：2002-08-13
申请号：US09701380
申请日：2000-11-30
申请人： Tetsuya Nakamura , Osamu Sakaguchi , Hiroyuki Kusamori , Osamu Matsuzawa , Masahiro Takahashi , Toshiya Yamamoto
发明人： Tetsuya Nakamura , Osamu Sakaguchi , Hiroyuki Kusamori , Osamu Matsuzawa , Masahiro Takahashi , Toshiya Yamamoto
IPC分类号： C22C506
CPC分类号： C22C5/06 , B22F2009/046 , B22F2998/10 , C22C32/0021 , H01H1/02372 , B22F9/04 , C22C1/1078 , B22F3/16 , B22F3/20
摘要： An object of the present invention is to provide a method of producing an Ag—ZnO electric contact material which can uniformly disperse ZnO micrograms in Ag; which maintains low contact resistance; which exhibits enhanced welding resistance and wear resistance; and which is suitable in view of production costs. The method of producing an Ag—ZnO electrical contact material comprises casting Ag and Zn at predetermined proportions and subjecting the resultant Ag—ZnO alloy to internal oxidation so as to disperse ZnO in Ag, the method being characterized in that an Ag—Zn alloy comprising 5-10 wt. % (as reduced to weight of metal) Zn, the balance being Ag, is formed into chips; the chips are subjected to internal oxidation; the internally oxidized chips are compacted to thereby form billets; the billets are pressed and sintered; and subsequently, the sintered billets are extruded, to thereby yield uniform dispersion, in Ag, of ZnO micrograms.
摘要翻译：本发明的目的是提供一种能够均匀分散Ag中的ZnO微克的Ag-ZnO电接触材料的制造方法。其保持低接触电阻; 表现出增强的耐焊接性和耐磨性; 并且鉴于生产成本是合适的。制造Ag-ZnO电接触材料的方法包括以预定比例浇铸Ag和Zn，并对所得Ag-ZnO合金进行内部氧化，以将ZnO分散在Ag中，其特征在于包含Ag-Zn合金 5-10重量％％（以金属重量计），余量为Ag的Zn形成芯片; 芯片经受内部氧化; 内部氧化的芯片被压实从而形成坯料; 坯料被压制和烧结; 随后将烧结的坯料挤出，从而在Ag中产生ZnO微米的均匀分散。

8. 发明授权

US07876017B2 Commutator and brush materials for small electric motor, clad composite material, and small electric DC motor using the same 有权
标题翻译：用于小型电动机，复合材料的换向器和刷子材料以及使用其的小型直流电动机
公开(公告)号：US07876017B2
公开(公告)日：2011-01-25
申请号：US11431413
申请日：2006-05-10
申请人： Keiji Nakamura , Makoto Takabatake , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
发明人： Keiji Nakamura , Makoto Takabatake , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
IPC分类号： H01R39/04 , C22C5/08 , B32B15/10
CPC分类号： C22C5/08 , B22F7/08 , B22F2998/10 , B32B15/018 , C21D8/06 , C22C5/04 , H01R39/022 , H01R43/06 , H01R43/12 , Y10S428/929 , Y10T428/12889 , Y10T428/12896 , B22F1/0003 , B22F3/02 , B22F3/10 , B22F3/20
摘要： An object of the present invention is to provide a commutator or brush material for a small electric DC motor which enables a lengthened operating life of a spindle motor for a DVD controlled using a pulse current. A commutator material for a small electric DC motor in accordance with the present invention is characterized by being composed of 6.0 to 10.0 wt % of Cu, 1.0 to 5.0 wt % of ZnO, and a balance of Ag and in that Cu metal particles and ZnO particles are dispersed in an AgCu matrix. A brush material for a small electric DC motor in accordance with the present invention is characterized by being composed of 0.1 to 5.0 wt % of MgO and a balance of Ag and in that MgO particles are dispersed in an Ag matrix, or is characterized by being composed of 5.0 to 15.0 wt % of Ni and a balance of Pt and in that Ni is dissolved in a Pt matrix.
摘要翻译：本发明的目的是提供一种用于小型直流电动机的换向器或刷子材料，其使得能够使用脉冲电流控制的DVD的主轴电机的使用寿命延长。根据本发明的用于小型直流电动机的换向器材料的特征在于，由6.0至10.0重量％的Cu，1.0至5.0重量％的ZnO和余量的Ag组成，其中Cu金属颗粒和ZnO 颗粒分散在AgCu基质中。根据本发明的用于小型DC电动机的刷子材料的特征在于由0.1至5.0重量％的MgO和余量的Ag组成，并且MgO颗粒分散在Ag基体中，或者其特征在于：由5.0至15.0重量％的Ni和余量的Pt组成，并且其中Ni溶解在Pt基质中。

9. 发明申请

US20060255680A1 Commutator and brush materials for small electric motor, clad composite material, and small electric DC motor using the same 有权
标题翻译：用于小型电动机，复合材料的换向器和刷子材料以及使用其的小型直流电动机
公开(公告)号：US20060255680A1
公开(公告)日：2006-11-16
申请号：US11431413
申请日：2006-05-10
申请人： Keiji Nakamura , Makoto Takabatake , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
发明人： Keiji Nakamura , Makoto Takabatake , Masahiro Takahashi , Shuichi Kubota , Takao Asada , Toshiya Yamamoto
IPC分类号： C22C18/02 , B32B15/01
CPC分类号： C22C5/08 , B22F7/08 , B22F2998/10 , B32B15/018 , C21D8/06 , C22C5/04 , H01R39/022 , H01R43/06 , H01R43/12 , Y10S428/929 , Y10T428/12889 , Y10T428/12896 , B22F1/0003 , B22F3/02 , B22F3/10 , B22F3/20
摘要： An object of the present invention is to provide a commutator or brush material for a small electric DC motor which enables a lengthened operating life of a spindle motor for a DVD controlled using a pulse current. A commutator material for a small electric DC motor in accordance with the present invention is characterized by being composed of 6.0 to 10.0 wt % of Cu, 1.0 to 5.0 wt % of ZnO, and a balance of Ag and in that Cu metal particles and ZnO particles are dispersed in an AgCu matrix. A brush material for a small electric DC motor in accordance with the present invention is characterized by being composed of 0.1 to 5.0 wt % of MgO and a balance of Ag and in that MgO particles are dispersed in an Ag matrix, or is characterized by being composed of 5.0 to 15.0 wt % of Ni and a balance of Pt and in that Ni is dissolved in a Pt matrix.
摘要翻译：本发明的目的是提供一种用于小型直流电动机的换向器或刷子材料，其使得能够使用脉冲电流控制的DVD的主轴电机的使用寿命延长。根据本发明的用于小型直流电动机的换向器材料的特征在于，由6.0至10.0重量％的Cu，1.0至5.0重量％的ZnO和余量的Ag组成，其中Cu金属颗粒和ZnO 颗粒分散在AgCu基质中。根据本发明的用于小型DC电动机的刷子材料的特征在于由0.1至5.0重量％的MgO和余量的Ag组成，并且MgO颗粒分散在Ag基体中，或者其特征在于：由5.0至15.0重量％的Ni和余量的Pt组成，并且其中Ni溶解在Pt基质中。

10. 发明授权

US06245166B1 Material for sliding contact, composite clad material, and small-sized direct current motor using the same 有权
标题翻译：滑动接触材料，复合包覆材料及使用该材料的小型直流电动机
公开(公告)号：US06245166B1
公开(公告)日：2001-06-12
申请号：US09242607
申请日：1999-12-21
申请人： Isao Shibuya , Keiji Nakamura , Kenji Shiraki , Toshiya Yamamoto , Takao Asada
发明人： Isao Shibuya , Keiji Nakamura , Kenji Shiraki , Toshiya Yamamoto , Takao Asada
IPC分类号： C22C506
CPC分类号： B32B15/01 , B32B15/018 , C22C5/06 , C22C5/08 , H01R13/03 , H01R39/025 , H01R39/26 , Y10S428/929 , Y10T428/12493 , Y10T428/12889 , Y10T428/12896 , Y10T428/12903
摘要： An object of the present invention is to provide a material for a sliding contact whose alloy composition does not contain an environmentally detrimental substance such as Cd, which exhibits excellent contact resistance, whose electrical functions are good and free of time-course variation, and which further exhibits excellent wear resistance. The material for a sliding contact assumes the form of an Ag—Zn—Pd, Ag—Zn—Pd—Cu, Ag—Zn—Pd—Ni, or Ag—Zn—Pd—Cu—Ni alloy. In the compositions of these alloys, the Zn content is 0.1-3.0% by weight, the Pd content is 0.1-1.5% by weight, and the balance is Ag. When Cu is contained, the Cu content is 0.1-3.0% by weight. When Ni is contained, the Ni content is 0.01-0.5% by weight. Zn, Pd, and Cu are present in the Ag &agr; phase in the form of solid solution. Ni particles are finely dispersed in the alloys. A composite clad material is formed through use of the material for a sliding contact. A commutator manufactured through use of the composite clad material is incorporated into a small-sized direct current motor used in a household electrical appliance.
摘要翻译：本发明的目的是提供一种用于滑动接触的材料，其合金组成不含有诸如Cd的环境有害物质，其表现出优异的接触电阻，其电功能良好且无时间变化，并且其中进一步表现出优异的耐磨性。用于滑动接触的材料呈现Ag-Zn-Pd，Ag-Zn-Pd-Cu，Ag-Zn-Pd-Ni或Ag-Zn-Pd-Cu-Ni合金的形式。在这些合金的组成中，Zn含量为0.1-3.0重量％，Pd含量为0.1-1.5重量％，余量为Ag。当含有Cu时，Cu含量为0.1-3.0重量％。当含有Ni时，Ni含量为0.01-0.5重量％。 Zn，Pd和Cu以固溶体的形式存在于Agα相中。 Ni颗粒细分散在合金中。通过使用用于滑动接触的材料形成复合包覆材料。通过使用复合包覆材料制造的换向器被并入到家用电器中使用的小型直流电动机中。

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