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21. 发明授权

US07741747B2 Rotor of rotating electrical machine and manufacturing method there for 有权
标题翻译：旋转电机转子及其制造方法
公开(公告)号：US07741747B2
公开(公告)日：2010-06-22
申请号：US12055105
申请日：2008-03-25
申请人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
发明人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
IPC分类号： H02K21/12
CPC分类号： H02K1/278 , Y10T29/49012
摘要： A rotor of a rotating electrical machine is provided in which neither deterioration nor fluctuation in the cogging torque is caused and that causes neither physical enlargement nor cost increase. The rotor of a rotating electrical machine, provided with a plurality of magnetic poles 3 that are fixed on a rotor iron core 2 and arranged spaced apart from one another in the circumferential direction of the rotor iron core 2, is characterized by including a tube-shaped non-magnetic ring 4 mounted on the outer circumferential surfaces of the plurality of magnetic poles 3, and characterized in that the non-magnetic ring has a plurality of inner-diameter bulging portions 41 that abut on the corresponding outer circumferential surfaces of the plurality of magnetic poles.
摘要翻译：提供一种旋转电机的转子，其中不会导致齿槽转矩的劣化或变动，并且不会导致物理扩大或成本增加。旋转电机的转子，其设置有多个固定在转子铁芯2上且沿转子铁芯2的圆周方向彼此间隔开设置的磁极3，其特征在于，并且其特征在于，所述非磁性环具有多个内径凸出部41，所述多个内径凸出部41抵接在所述多个磁极3的相应的外周面上的磁极。

22. 发明申请

US20090102304A1 ROTOR OF ROTATING ELECTRICAL MACHINE AND MANUFACTURING METHOD THERE FOR 有权
标题翻译：旋转电机转子及其制造方法
公开(公告)号：US20090102304A1
公开(公告)日：2009-04-23
申请号：US12055105
申请日：2008-03-25
申请人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
发明人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
IPC分类号： H02K1/28 , H02K1/27
CPC分类号： H02K1/278 , Y10T29/49012
摘要： A rotor of a rotating electrical machine is provided in which neither deterioration nor fluctuation in the cogging torque is caused and that causes neither physical enlargement nor cost increase. The rotor of a rotating electrical machine, provided with a plurality of magnetic poles 3 that are fixed on a rotor iron core 2 and arranged spaced apart from one another in the circumferential direction of the rotor iron core 2, is characterized by including a tube-shaped non-magnetic ring 4 mounted on the outer circumferential surfaces of the plurality of magnetic poles 3, and characterized in that the non-magnetic ring has a plurality of inner-diameter bulging portions 41 that abut on the corresponding outer circumferential surfaces of the plurality of magnetic poles.
摘要翻译：提供一种旋转电机的转子，其中不会导致齿槽转矩的劣化或变动，并且不会导致物理扩大或成本增加。旋转电机的转子，其设置有多个固定在转子铁芯2上且沿转子铁芯2的圆周方向彼此间隔开设置的磁极3，其特征在于，并且其特征在于，所述非磁性环具有多个内径凸出部41，所述多个内径凸出部41抵接在所述多个磁极3的相应的外周面上的磁极。

23. 发明授权

US08413315B2 Method of manufacturing rotor of a rotating electrical machine 有权
标题翻译：制造旋转电机转子的方法
公开(公告)号：US08413315B2
公开(公告)日：2013-04-09
申请号：US12569959
申请日：2009-09-30
申请人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
发明人： Akihiro Yamamura , Yoshihito Asao , Satoru Akutsu , Kazuhisa Takashima
IPC分类号： H02K15/03 , H02K1/27
CPC分类号： H02K1/278 , Y10T29/49012
摘要： A rotor of a rotating electrical machine is provided in which neither deterioration nor fluctuation in the cogging torque is caused and that causes neither physical enlargement nor cost increase. The rotor of a rotating electrical machine, provided with a plurality of magnetic poles 3 that are fixed on a rotor iron core 2 and arranged spaced apart from one another in the circumferential direction of the rotor iron core 2, is characterized by including a tube-shaped non-magnetic ring 4 mounted on the outer circumferential surfaces of the plurality of magnetic poles 3, and characterized in that the non-magnetic ring has a plurality of inner-diameter bulging portions 41 that abut on the corresponding outer circumferential surfaces of the plurality of magnetic poles.
摘要翻译：提供一种旋转电机的转子，其中不会导致齿槽转矩的劣化或变动，并且不会导致物理扩大或成本增加。旋转电机的转子，其设置有多个固定在转子铁芯2上且沿转子铁芯2的圆周方向彼此间隔开设置的磁极3，其特征在于，并且其特征在于，所述非磁性环具有多个内径凸出部41，所述多个内径凸出部41抵接在所述多个磁极3的相应的外周面上的磁极。

24. 发明授权

US07579729B2 Rotary electric machine 有权
标题翻译：旋转电机
公开(公告)号：US07579729B2
公开(公告)日：2009-08-25
申请号：US11466573
申请日：2006-08-23
申请人： Kazuhisa Takashima , Satoru Akutsu
发明人： Kazuhisa Takashima , Satoru Akutsu
IPC分类号： H02K3/50 , H02K3/04 , H02K15/04
CPC分类号： H02K3/522 , H02K3/28 , H02K2203/09
摘要： A rotary electric machine comprising a stator body (ST in FIG. 1) which includes a winding configured of a plurality of coils (2), and a power supply section (PS) which includes conductive members (4, 5 and 6) for connecting the coils (2) to one another, and a holding member (11) for holding the conductive members (4, 5 and 6), wherein the power supply section (PS) is configured by employing the holding member (11) which is common to different connection structures such as a Y-connection and a delta connection. The rotary electric machine is advantageous in the points of the fabrication and supply of components owing to the common use of the components.
摘要翻译：一种包括定子体（图1中的ST）的旋转电机，包括由多个线圈（2）构成的绕组，以及包括用于连接的导电构件（4,5和6）的电源部分（PS）所述线圈（2）彼此之间，以及用于保持所述导电部件（4,5,6）的保持部件（11），其中，所述电源部（PS）通过使用所述保持部件到不同的连接结构，例如Y连接和三角形连接。由于组件的共同使用，旋转电机在组件的制造和供给方面是有利的。

25. 发明申请

US20140340015A1 BRUSHLESS MOTOR, EXTERNAL AC VOLTAGE SOURCE, AND ELECTRIC POWER STEERING DEVICE 有权
标题翻译：无刷电机，外部交流电源和电动转向装置
公开(公告)号：US20140340015A1
公开(公告)日：2014-11-20
申请号：US14369828
申请日：2013-01-11
申请人： Yu Hirotani , Ryuichi Takiguchi , Yuji Takizawa , Tetsuya Kojima , Masatsugu Nakano , Satoru Akutsu
发明人： Yu Hirotani , Ryuichi Takiguchi , Yuji Takizawa , Tetsuya Kojima , Masatsugu Nakano , Satoru Akutsu
IPC分类号： H02P25/02
CPC分类号： H02P25/026 , B62D5/046 , H02P2207/05
摘要： The present invention provides a brushless motor in which the voltage utilization ratio can be increased and the torque and output of the motor can thereby be increased, and also provides a drive method for a brushless motor. The brushless motor includes an armature constituted by an armature core having armature windings of a plurality of phases, and a field pole constituted by a field pole core having a plurality of permanent magnets. A voltage, in which at least a 5th order harmonic component is superimposed on a 1st order fundamental wave of a voltage under predetermined phase difference condition and amplitude condition in order to increase a 1st order fundamental wave peak of the applied voltage over an applied voltage peak, is applied to the armature windings.
摘要翻译：本发明提供一种无刷电动机，其中可以提高电压利用率，从而可以提高电动机的转矩和输出，并且还提供了一种用于无刷电动机的驱动方法。无刷电动机包括由具有多相电枢绕组的电枢铁心构成的电枢和由具有多个永久磁铁的场极铁芯构成的场极。在预定的相位差条件和振幅条件下，在电压的1阶基波上叠加有至少5次谐波分量的电压，以便在施加的电压峰值上增加施加电压的1阶基波峰值，被施加到电枢绕组。

26. 发明授权

US08680731B2 Permanent-magnetic type rotary electric machine 有权
标题翻译：永磁式旋转电机
公开(公告)号：US08680731B2
公开(公告)日：2014-03-25
申请号：US12540112
申请日：2009-08-12
申请人： Satoru Akutsu , Hideya Nishikawa , Yoshihito Asao , Masatsugu Nakano
发明人： Satoru Akutsu , Hideya Nishikawa , Yoshihito Asao , Masatsugu Nakano
IPC分类号： H02K21/16 , H02K1/06
CPC分类号： H02K29/03 , H02K1/278 , H02K21/16 , H02K2201/06
摘要： A permanent-magnetic type rotary electric machine includes a stator having teeth that are arranged in the peripheral direction thereof and around which armature windings of plural phases are wound, and a rotor having plural permanent magnets arranged so that the poles of the permanent magnets are alternately different in the peripheral direction thereof, higher harmonic waves being contained in a no-load induced voltage waveform. A (6p−1)-th higher harmonic wave and a (6p−1)-th higher harmonic wave (p represents a positive integer) when an electrical angle of 360° is set as a fundamental wave in the no-load induced voltage waveform are made substantially coincident with each other in amplitude and phase.
摘要翻译：一种永久磁铁式旋转电机，其特征在于，具有沿周向配置有齿的绕组的多个电枢绕组绕组的定子，具有多个永久磁铁的转子使得永久磁铁的极数交替在其周向不同，高次谐波包含在无负载感应电压波形中。当空载感应电压为360°的电角设定为基波时，A（6p-1）高次谐波和（6p-1）高次谐波（p表示正整数）波形在振幅和相位上彼此基本一致。

27. 发明授权

US07009389B2 Rotation angle detection device 有权
标题翻译：旋转角度检测装置
公开(公告)号：US07009389B2
公开(公告)日：2006-03-07
申请号：US11088889
申请日：2005-03-25
申请人： Masatsugu Nakano , Yukari Toide , Satoru Akutsu
发明人： Masatsugu Nakano , Yukari Toide , Satoru Akutsu
IPC分类号： G01B7/30 , G01N27/72
CPC分类号： G01D5/2046
摘要： A highly accurate rotation angle detection device is realized by correcting a detecting position error caused by a machining error such as deterioration of roundness of an internal diameter of a stator. The rotation angle detection device is provided with a stator (12), which is provided with an exciting winding of one phase and two-phase output windings, and a rotor (13) having salient poles, in which the stator (12) has a plurality of teeth (11), the two-phase output windings are wound around the plurality of teeth, and the plurality of teeth include teeth for which the number of turns of the output windings is N and at least one of teeth for which the number of turns of the output windings is N±m (it is assumed that N and m are positive integers and N>m) and teeth for which the number of turns is m.
摘要翻译：通过校正由诸如定子的内径的圆度的劣化的加工误差引起的检测位置误差来实现高精度的旋转角度检测装置。旋转角度检测装置设置有定子（12），其设置有一相和两相输出绕组的励磁绕组，以及具有凸极的转子（13），其中定子（12）具有多个齿（11），两相输出绕组缠绕在多个齿上，并且多个齿包括输出绕组匝数为N的齿和至少一个齿数输出绕组的匝数为N±m（假定N和m为正整数，N> m）和匝数为m的齿。

28. 发明申请

US20130221776A1 ELECTRIC POWER STEERING ELECTRIC MOTOR APPARATUS AND ELECTRIC POWER STEERING APPARATUS 有权
标题翻译：电动转向电动机装置和电动转向装置
公开(公告)号：US20130221776A1
公开(公告)日：2013-08-29
申请号：US13883944
申请日：2011-05-30
申请人： Atsushi Sakaue , Yoshihito Asao , Satoru Akutsu , Isao Sonoda , Kazuhisa Takashima
发明人： Atsushi Sakaue , Yoshihito Asao , Satoru Akutsu , Isao Sonoda , Kazuhisa Takashima
IPC分类号： H02K5/22
CPC分类号： H02K5/225 , B62D5/0406 , H02K11/33
摘要： An electric power steering electric motor apparatus includes: an electric motor including: a motor housing; a stator; a rotor; and a power supplying portion that supplies electric power to the stator; and a controlling unit including a driving circuit that supplies electric power to the electric motor; a connecting portion; a controlling circuit; and a case that covers the driving circuit and the controlling circuit, the electric motor and the controlling unit being mounted coaxially onto a gear housing that reduces rotational speed of the electric motor so as to position the controlling unit on a side near the gear housing, and the connecting portion being connected to the power supplying portion inside the case through an opening portion formed on the case, and being positioned and held by an insulating member so as to be insulated from the case and the motor housing.
摘要翻译：一种电动助力转向电动机装置，包括：电动机，包括：电动机壳体; 定子转子以及向所述定子供给电力的供电部; 以及控制单元，包括向电动机供电的驱动电路; 连接部; 控制电路; 以及覆盖驱动电路和控制电路的壳体，电动机和控制单元同轴地安装在齿轮壳体上，其减小电动机的旋转速度，以将控制单元定位在齿轮壳体附近的一侧，并且连接部分通过形成在壳体上的开口部分连接到壳体内的供电部分，并且由绝缘构件定位和保持，以便与壳体和电动机壳体绝缘。

29. 发明授权

US08136623B2 Electric motor apparatus for electric power steering and electric power steering apparatus 有权
标题翻译：电动助力转向电动机装置及电动助力转向装置
公开(公告)号：US08136623B2
公开(公告)日：2012-03-20
申请号：US12339669
申请日：2008-12-19
申请人： Kazuhisa Takashima , Yoshihito Asao , Satoru Akutsu
发明人： Kazuhisa Takashima , Yoshihito Asao , Satoru Akutsu
IPC分类号： B62D5/04
CPC分类号： B62D5/0406 , H02K5/225 , H02K7/116 , H02K11/33
摘要： An electric motor and a control unit are integrally formed and are placed coaxially with a shaft of a gear box for reducing a speed of rotation of the electric motor and also the control unit is placed between the gear box and the electric motor, and a power feeding part of the electric motor is bonded to a bonding part of the control unit inside a housing or a case through an opening part disposed in the housing and/or the case 24.
摘要翻译：电动机和控制单元一体地形成并且与齿轮箱的轴同轴地设置，用于减小电动机的旋转速度，并且控制单元设置在齿轮箱和电动机之间，并且功率电动机的供电部分通过设置在壳体和/或壳体24中的开口部分结合到壳体或壳体内的控制单元的接合部分。

30. 发明授权

US10574125B2 Rotor with flux barrier for reducing flux generated by winding inductance 有权
公开(公告)号：US10574125B2
公开(公告)日：2020-02-25
申请号：US14433783
申请日：2013-03-08
申请人： Yu Hirotani , Yuji Takizawa , Masatsugu Nakano , Satoru Akutsu , Toyoaki Udo
发明人： Yu Hirotani , Yuji Takizawa , Masatsugu Nakano , Satoru Akutsu , Toyoaki Udo
IPC分类号： H02K29/03 , H02K3/28 , H02K3/12 , H02K1/27 , H02K1/24 , H02K19/10 , H02K21/14 , H02K1/16
摘要： A multiplex multiphase winding AC motor includes an armature iron core provided with a plurality of teeth and a plurality of slots, an armature winding provided with two or more groups of multiphase windings that are wound around the teeth and are contained in the slots, a plurality of motor driving apparatuses independently connected with the two or more groups of multiphase windings, and a magnetic-field-pole iron core provided with a plurality of magnetic-field poles arranged in such a way as to face the armature iron core through a gap; in the magnetic-field-pole iron core, a plurality of magnetic resistance elements for impeding a magnetic-flux flow in the circumferential direction thereof are formed.

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