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1. 发明授权

US08427142B2 Rotation angle detecting device 有权
标题翻译：旋转角度检测装置
公开(公告)号：US08427142B2
公开(公告)日：2013-04-23
申请号：US12994772
申请日：2009-05-19
申请人： Masatsugu Nakano , Shinsuke Henmi , Satoru Akutsu
发明人： Masatsugu Nakano , Shinsuke Henmi , Satoru Akutsu
IPC分类号： G01B7/30
CPC分类号： G01D5/2046
摘要： Provided is a rotation angle detecting device with high detection accuracy, which can be structured with a small number of teeth even if a shaft angle multiplier increases, thus enhancing winding workability and becoming suitable for mass production. The rotation angle detecting device includes: a stator formed of an iron core with teeth, the stator including: an exciting winding of one phase or more; and output windings of two phases or more; and a rotor with a salient pole, in which numbers of turns of the output windings of the two phases each have a value obtained by a function containing a sum or a difference between a sine wave of an order equal to an absolute value of a sum of a number of the salient poles and a number of the pole pairs, and a sine wave of an order equal to an integer that is different from an absolute value of the number of the pole pairs of the exciting winding and different from an absolute value of a difference obtained by subtracting the number of the salient poles from the number of the pole pairs.
摘要翻译：本发明提供一种具有高检测精度的旋转角度检测装置，即使轴角倍增器增加，也能够以少量的齿构成，从而提高卷绕加工性，适合批量生产。所述旋转角度检测装置包括：定子，由具有齿的铁芯构成，所述定子包括：一相以上的励磁绕组; 并输出两相以上的绕组; 以及具有凸极的转子，其中两相的输出绕组的匝数各自具有通过包含等于等于绝对值之和的正弦波之和或之和的函数而获得的值多个极点和多个极对的正弦波，以及等于与励磁绕组的极对数的绝对值不同的绝对值的整数的正弦波通过从极数的数目减去突出极数而得到的差。

2. 发明申请

US20110074400A1 ROTATION ANGLE DETECTING DEVICE 有权
标题翻译：旋转角度检测装置
公开(公告)号：US20110074400A1
公开(公告)日：2011-03-31
申请号：US12994772
申请日：2009-05-19
申请人： Masatsugu Nakano , Shinsuke Henmi , Satoru Akutsu
发明人： Masatsugu Nakano , Shinsuke Henmi , Satoru Akutsu
IPC分类号： G01B7/30
CPC分类号： G01D5/2046
摘要： Provided is a rotation angle detecting device with high detection accuracy, which can be structured with a small number of teeth even if a shaft angle multiplier increases, thus enhancing winding workability and becoming suitable for mass production. The rotation angle detecting device includes: a stator formed of an iron core with teeth, the stator including: an exciting winding of one phase or more; and output windings of two phases or more; and a rotor with a salient pole, in which numbers of turns of the output windings of the two phases each have a value obtained by a function containing a sum or a difference between a sine wave of an order equal to an absolute value of a sum of a number of the salient poles and a number of the pole pairs, and a sine wave of an order equal to an integer that is different from an absolute value of the number of the pole pairs of the exciting winding and different from an absolute value of a difference obtained by subtracting the number of the salient poles from the number of the pole pairs.
摘要翻译：本发明提供一种具有高检测精度的旋转角度检测装置，即使轴角倍增器增加，也能够以少量的齿构成，从而提高卷绕加工性，适合批量生产。所述旋转角度检测装置包括：定子，由具有齿的铁芯构成，所述定子包括：一相以上的励磁绕组; 并输出两相以上的绕组; 以及具有凸极的转子，其中两相的输出绕组的匝数各自具有通过包含等于等于绝对值之和的正弦波之和或之和的函数而获得的值多个极点和多个极对的正弦波，以及等于与励磁绕组的极对数的绝对值不同的绝对值的整数的正弦波通过从极数的数目减去突出极数而得到的差。

3. 发明授权

US06750574B2 Motor for use with motorized power steering apparatus 有权
标题翻译：用于电动动力转向装置的电动机
公开(公告)号：US06750574B2
公开(公告)日：2004-06-15
申请号：US09988277
申请日：2001-11-19
申请人： Masafumi Okazaki , Yasuhide Yagyu , Hideki Megata , Tetsunao Takaki , Shinsuke Henmi , Satoru Akutsu , Takeshi Sugiyama
发明人： Masafumi Okazaki , Yasuhide Yagyu , Hideki Megata , Tetsunao Takaki , Shinsuke Henmi , Satoru Akutsu , Takeshi Sugiyama
IPC分类号： H02K1100
CPC分类号： H02K5/225 , H02K3/50 , H02K3/522 , H02K11/21 , H02K2203/09
摘要： A motor for use with a motorized power steering apparatus is provided in which the number of component members can be reduced, and workability in assembling the component members can be improved, while enabling miniaturization of the entire motor. The motor includes a bottomed cylindrical frame 31, a bracket 32 fixedly secured to the frame 31, a rotating element 8 having a shaft 7 rotatably supported by a frame side bearing 110 fixedly mounted on the frame 31 and a bracket side bearing 100 fixedly mounted on the bracket 32, a stationary element 6 fixedly attached to the frame 31 around an outer periphery of the rotating element 8 and having a stator winding 18 wound therearound, a rotation sensor 15 provided on the bracket 32 at a housing side of the bracket side bearing 100, and a plurality of sensor signal wires 38 for supplying and receiving signals to and from the rotation sensor 15.
摘要翻译：提供一种与电动动力转向装置一起使用的电动机，其中可以减少部件部件的数量，并且可以提高组装部件的可加工性，同时使整个电动机能够小型化。电动机包括有底的圆柱形框架31，固定地固定到框架31的支架32，具有可旋转地由固定地安装在框架31上的框架侧轴承110支撑的轴7的旋转元件8和固定地安装在框架31上的支架侧轴承100 支架32，固定件6，其围绕旋转元件8的外周固定在框架31上，并具有卷绕在其上的定子绕组18;旋转传感器15，其设置在支架32的支架侧轴承的壳体侧以及用于向旋转传感器15提供信号和从旋转传感器15接收信号的多个传感器信号线38。

4. 发明授权

US09627936B2 Permanent magnet motor 有权
公开(公告)号：US09627936B2
公开(公告)日：2017-04-18
申请号：US14239968
申请日：2011-12-23
申请人： Masatsugu Nakano , Yoshihito Asao , Satoru Akutsu , Ryuichi Takiguchi , Yuji Takizawa , Yu Hirotani
发明人： Masatsugu Nakano , Yoshihito Asao , Satoru Akutsu , Ryuichi Takiguchi , Yuji Takizawa , Yu Hirotani
IPC分类号： H02K21/12 , H02K3/28 , H02K1/27 , H02K3/12 , H02K11/225 , H02K29/08 , H02K29/12 , H02K1/24
CPC分类号： H02K3/28 , H02K1/246 , H02K1/2746 , H02K1/276 , H02K1/2773 , H02K1/278 , H02K3/12 , H02K11/225 , H02K29/08 , H02K29/12
摘要： A permanent magnet motor in which electromagnetic excitation force of low spatial order is reduced, and influence of a magnetomotive force harmonic of a rotor and torque ripple is reduced. One set of armature windings receives current from a first inverter, and another set of armature windings receives current from a second inverter. Where a pole number of a rotor is M and the number of slots of a stator core is Q, M and Q satisfy M

5. 发明申请

US20140191628A1 PERMANENT MAGNET MOTOR 有权
标题翻译：永磁电机
公开(公告)号：US20140191628A1
公开(公告)日：2014-07-10
申请号：US14239968
申请日：2011-12-23
申请人： Masatsugu Nakano , Yoshihito Asao , Satoru Akutsu , Ryuichi Takiguchi , Yuji Takizawa , Yu Hirotani
发明人： Masatsugu Nakano , Yoshihito Asao , Satoru Akutsu , Ryuichi Takiguchi , Yuji Takizawa , Yu Hirotani
IPC分类号： H02K3/28 , H02K1/27 , H02K11/00 , H02K3/12
CPC分类号： H02K3/28 , H02K1/246 , H02K1/2746 , H02K1/276 , H02K1/2773 , H02K1/278 , H02K3/12 , H02K11/225 , H02K29/08 , H02K29/12
摘要： A permanent magnet motor in which electromagnetic excitation force of low spatial order is reduced, and influence of a magnetomotive force harmonic of a rotor and torque ripple is reduced. One set of armature windings receives current from a first inverter, and another set of armature windings receives current from a second inverter. Where a pole number of a rotor is M and the number of slots of a stator core is Q, M and Q satisfy M
摘要翻译：一种永磁电动机，其中低空间级的电磁激励力减小，并且减小了转子和转矩脉动的磁动势谐波的影响。一组电枢绕组从第一逆变器接收电流，另一组电枢绕组从第二逆变器接收电流。在转子的极数为M且定子铁芯的槽数为Q的情况下，M和Q满足M

6. 发明申请

US20140346910A1 PERMANENT MAGNET TYPE CONCENTRATED WINDING MOTOR 审中-公开
标题翻译：永磁电机类型集中式电机
公开(公告)号：US20140346910A1
公开(公告)日：2014-11-27
申请号：US14345128
申请日：2011-12-12
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao , Yuji Takizawa , Yu Hirotani , Ryuichi Takiguchi
IPC分类号： H02K3/28 , B62D5/04 , H02K1/27
CPC分类号： H02K3/28 , B62D5/0463 , H02K1/274 , H02K21/16
摘要： In a permanent magnet type concentrated winding motor, the number of magnetic poles is M, a stator Sr has an N number of teeth T around which coils are concentratedly wound and which are circumferentially arranged at equal intervals, M is equal to (18±4)n and N is equal to 18n, an armature winding AW has an m number of parallel circuits, and a 1-phase circuit of the parallel circuits is configured to have a 6n/m number of coils connected in series with each other.
摘要翻译：在永久磁铁式集中绕组电动机中，磁极数为M，定子Sr具有N个齿数T，线圈集中缠绕在其周围并以等间隔布置，M等于（18±4））n和N等于18n，电枢绕组AW具有m个并联电路，并联电路的1相电路被配置为具有彼此串联连接的6n / m个线圈数。

7. 发明授权

US08604658B2 Permanent magnet type rotating electrical machine and electric power steering device 有权
公开(公告)号：US08604658B2
公开(公告)日：2013-12-10
申请号：US12741773
申请日：2008-09-26
申请人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K1/27
摘要： A permanent magnet type rotating electric machine includes: a rotor including a rotor core having a polygonal shape and a plurality of permanent magnets; and a stator including a stator core and armature windings, in which, when the number of poles is M, the number of slots is N, M permanent magnets are sequentially numbered from first to M-th in a circumferential direction, and a positional shift amount in the circumferential direction from a corresponding one of equiangularly arranged reference positions, each being at the same radial distance from a center of a rotating shaft, for an i-th (i=1, 2, . . . , M) permanent magnet is hi, M unit vectors in total, each being in an angular direction of 2πN(i−1)/M (rad), are defined, and a sum of M vectors obtained by multiplying the unit vectors respectively by the positional shift amount hi is smaller than a maximum value of an absolute value of the positional shift amount hi.

8. 发明授权

US08598762B2 Permanent magnet rotating electric machine and electric power steering device using the same 有权
标题翻译：永磁旋转电机及使用其的电动助力转向装置
公开(公告)号：US08598762B2
公开(公告)日：2013-12-03
申请号：US12391573
申请日：2009-02-24
申请人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Kazuhisa Takashima , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K21/16
CPC分类号： H02K1/278 , H02K29/03 , H02K2213/03
摘要： A permanent magnet rotating electric machine includes: a stator including: a stator core having teeth, and an armature winding wound around each of the teeth to configure the multiple phases; and a rotor including a rotor core, and permanent magnets provided in order around the rotor core. The rotor is arranged to be spaced apart from the stator with an air gap therebetween. Each of the permanent magnets has a curved surface opposed to the stator and is configured to satisfy the following relationship: 0.65 ≤ Rm × h ⁢ ⁢ 1 W ⁡ ( h ⁢ ⁢ 1 + g ) ≤ 1.37 where Rm denotes a radius of curvature of the curved surface, h1 denotes a thickness of a central portion of the permanent magnet in the peripheral direction, W denotes a width of the permanent magnet in the peripheral direction, and g denotes an air gap length of the air gap.
摘要翻译：一种永磁体旋转电机，其特征在于，包括：定子，其具有：具有齿的定子铁心和缠绕在各齿周围的配置多相的电枢绕组; 以及包括转子铁心的转子和绕转子铁芯的顺序设置的永久磁铁。转子布置成与定子间隔开，其间具有气隙。每个永磁体具有与定子相对的弯曲表面，并且被配置为满足以下关系：0.65 <= Rm×h·ug 1 W⁡（h·门格1 + g）<= 1.37其中Rm表示曲率曲率h1表示永久磁铁在圆周方向上的中心部分的厚度，W表示永久磁铁在圆周方向上的宽度，g表示气隙的气隙长度。

9. 发明申请

US20130300222A1 MOTOR DRIVE DEVICE FOR ELECTRIC POWER STEERING APPARATUS 有权
标题翻译：用于电动转向装置的电动机驱动装置
公开(公告)号：US20130300222A1
公开(公告)日：2013-11-14
申请号：US13979920
申请日：2011-05-20
申请人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
发明人： Masatsugu Nakano , Satoru Akutsu , Yoshihito Asao
IPC分类号： H02K11/00 , H02K5/02 , H02K3/50 , H02K9/22
CPC分类号： H02K11/0084 , H02K3/50 , H02K5/02 , H02K7/1166 , H02K9/22 , H02K11/33 , H02K2213/03
摘要： A motor drive device employed, for example, in an electric power steering apparatus for vehicle, achieves a reduction not only in size but also in vibration and noise at the same time.At least one of a motor drive control unit (30) and a motor (10) is provided with at least two screw holes (53) for fixation to a gear (speed reducer) of an electric power steering apparatus. Let L1 be a maximum value of a distance between center points of the screw holes (53) and L2 be a distance between an end face (D) of a stator iron core (12) in an axial direction on a farther side from the gear and an attachment surface (C) attached to a gear side, then a value of L1 is equal to or greater than a value of L2.
摘要翻译：例如，在车辆用电动助力转向装置中使用的电动机驱动装置不仅能够在尺寸上同时降低振动和噪音的降低。马达驱动控制单元（30）和马达（10）中的至少一个设置有至少两个用于固定到电动助力转向装置的齿轮（减速器）的螺钉孔（53）。设L1为螺孔53的中心点之间的距离的最大值，L2为定子铁芯（12）的端面（D）与齿轮和附接到齿轮侧的附接表面（C），则L1的值等于或大于L2的值。

10. 发明申请

US20120139372A1 PERMANENT MAGNET ROTATING ELECTRICAL MACHINE AND ELECTRIC POWER STEERING APPARATUS USING THE SAME 有权
标题翻译：永久磁铁旋转电机及电动转向装置
公开(公告)号：US20120139372A1
公开(公告)日：2012-06-07
申请号：US13390305
申请日：2009-11-24
申请人： Masatsugu Nakano , Toshihiro Matsunaga , Kazuhisa Takashima , Satoru Akutsu , Yusuke Morita
发明人： Masatsugu Nakano , Toshihiro Matsunaga , Kazuhisa Takashima , Satoru Akutsu , Yusuke Morita
IPC分类号： H02K21/12 , H02K7/116
CPC分类号： H02K1/148 , H02K29/03 , H02K2213/03
摘要： A compact, light permanent magnet motor with low torque pulsations is obtained by reducing a cogging torque resulting from variations at the end of a rotor, such as an error in attachment position and a variation in magnet characteristic of the permanent magnets.A permanent magnet rotating electrical machine includes a rotor having a rotor core and plural magnetic poles formed of permanent magnets provided to the rotor core, and a stator having plural teeth opposing the plural magnetic poles, a stator core provided with slots in which to store an armature winding wire wound around the teeth, and supplemental grooves provided to the teeth in portions opposing the rotor in an axial direction of the stator core. The permanent magnet rotating electrical machine is configured in such a manner that the supplemental grooves are provided to the stator in a part in the axial direction of the stator core, and that let P be the number of the magnetic poles (the number of poles) and S be the number of the slots (the number of slots), then a relation, 0.75
摘要翻译：通过减小由于转子端部的变化而导致的齿槽转矩，例如安装位置的误差和永久磁铁的磁铁特性的变化，可获得具有低转矩脉动的小型轻型永磁电动机。一种永久磁铁式旋转电机，具有：转子铁心和设置在转子铁芯上的永久磁铁形成的多个磁极的转子，以及具有与上述多个磁极相对的多个齿的定子，具有槽，缠绕在齿上的电枢绕组线，以及在定子芯的轴向方向上与转子相对的部分设置到齿的补充槽。永久磁铁旋转电机的构成是，在定子铁芯的轴向的一部分中，向定子设置补充槽，使P为数量的磁极（极数）并且S是时隙的数量（时隙数），则建立0.75

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