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。

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。

公开(公告)号：US07356910B2

公开(公告)日：2008-04-15

申请号：US11088748

申请日：2005-03-25

申请人： Satoru Akutsu ,  Tetsunao Takaki ,  Hideki Megata ,  Toshinori Tanaka ,  Takeshi Sugiyama

发明人： Satoru Akutsu ,  Tetsunao Takaki ,  Hideki Megata ,  Toshinori Tanaka ,  Takeshi Sugiyama

IPC分类号： H01F7/06 ,  H01F41/06

CPC分类号： G01D11/245 ,  G01D5/2046 ,  H02K3/522 ,  H02K5/225 ,  H02K11/225 ,  H02K24/00 ,  Y10T29/4902 ,  Y10T29/49071 ,  Y10T29/49073

摘要： A method for manufacturing a rotation angle detector is provided. An insulator is mounted on a sensor core. A plurality of winding slackening pins are disposed at predetermined positions between a plurality of teeth and a plurality of terminal pins so as to project out of the a first surface side of the insulator. A first and second conductor wire are wound so as to dispose a first and second lead wire portion of each conductor wire wound on the teeth under tension between the teeth and the terminal pin by hooking each wire lead portion onto a winding hooking pin and a winding slackening pin. The winding slackening pins are removed so that the first and second lead wire portions have a predetermined amount of slack.

摘要翻译： 提供一种用于制造旋转角度检测器的方法。 绝缘体安装在传感器芯上。 多个卷绕松弛销布置在多个齿和多个端子销之间的预定位置处，以从绝缘体的第一表面侧突出。 卷绕第一和第二导体线，以将每个导线部分钩在绕线钩销和绕组上，以将每根导线缠绕在齿上的第一和第二引线部分布置在齿和端子销之间。 松弛针。 绕组松弛销被去除，使得第一和第二引线部分具有预定量的松弛。

公开(公告)号：US07183952B1

公开(公告)日：2007-02-27

申请号：US11346200

申请日：2006-02-03

申请人： Satoru Akutsu ,  Shinsuke Hemmi ,  Shuji Isono ,  Seiki Kodama

发明人： Satoru Akutsu ,  Shinsuke Hemmi ,  Shuji Isono ,  Seiki Kodama

IPC分类号： H03M1/48

CPC分类号： H02K24/00 ,  G01D5/2046 ,  G01D5/2449

摘要： A resolver can make accurate angle detection in an entire detection range. The resolver includes a resolver stator having an excitation winding of one phase adapted to be excited by a power supply and a first and a second output winding of two phases for outputting a change in the density of magnetic flux as a voltage, a resolver rotor arranged at a central portion of the resolver stator so as to cooperate with the resolver stator for changing a gap permeance between the resolver rotor and the resolver stator in accordance with the rotation of the resolver rotor, and a detection error correction part that corrects an angle detection error of the resolver by using the value of a Lissajous radius of a circular Lissajous waveform obtained from the amplitudes of an output signal Scos from the first output winding and an output signal Ssin from the second output winding.

摘要翻译： 旋转变压器可以在整个检测范围内进行精确的角度检测。 旋转变压器包括具有适于由电源激励的一相的励磁绕组和用于输出作为电压的磁通密度变化的两相的第一和第二输出绕组的旋转变压器定子， 在分解器定子的中心部分处，以便与旋转变压器定子配合，以根据旋转变压器转子的旋转来改变旋转变压器转子和旋转变压器定子之间的间隙渗透;以及检测误差校正部分，其校正角度检测 以及通过使用从第一输出绕组的输出信号Scos的振幅和来自第二输出绕组的输出信号Ssin获得的圆形利萨如波形的李萨如半径的值来确定旋转变压器的误差。

公开(公告)号：US20050179329A1

公开(公告)日：2005-08-18

申请号：US10849226

申请日：2004-05-20

申请人： Masafumi Okazaki ,  Satoru Akutsu ,  Shinsuke Hemmi

发明人： Masafumi Okazaki ,  Satoru Akutsu ,  Shinsuke Hemmi

IPC分类号： H02K3/50 ,  B62D5/04 ,  H01R11/11 ,  H02K3/52 ,  H02K5/173 ,  H02K5/22 ,  H02K11/04 ,  H02K29/06 ,  H02K11/00

CPC分类号： B62D5/0403 ,  H01R11/11 ,  H02K3/522 ,  H02K5/1732 ,  H02K5/225 ,  H02K11/33 ,  H02K29/06

摘要： A motor for an electric power steering apparatus can improve working efficiency, and can be reassembled without requiring any new or additional members. A bracket is disposed at an opening of a cylindrical bottomed frame. A stator with a stator winding is fixed to the frame around a rotor. Stator-side terminals each having a connection portion extending toward the bracket are disposed between the stator and the bracket, and are connected with the stator winding. A connector base includes connection terminals connected with tip ends of the connection portions, a base portion with the connection terminals disposed on a surface thereof, and nuts mounted on the base portion. Leads have, at their one end, lead-side terminals in contact with the connection terminals. Screws are threaded on the nuts, respectively, for coupling the connection terminals and the lead-side terminals.

摘要翻译： 用于电动助力转向装置的电动机可以提高工作效率，并且可以重新组装而不需要任何新的或额外的构件。 支架设置在圆柱形有底框架的开口处。 具有定子绕组的定子固定在围绕转子的框架上。 每个具有朝支架延伸的连接部分的定子侧端子设置在定子和支架之间，并与定子绕组连接。 连接器基座包括与连接部分的末端连接的连接端子，具有设置在其表面上的连接端子的基座部分和安装在基部上的螺母。 引线在其一端具有与连接端子接触的引线侧端子。 螺丝分别拧在螺母上，用于连接连接端子和引线端子。

公开(公告)号：US20050168217A1

公开(公告)日：2005-08-04

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： G01D5/245 ,  B62D5/04 ,  G01B7/30 ,  G01D5/12 ,  G01D5/20 ,  G01N27/72 ,  H02K24/00

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。

公开(公告)号：US20050168216A1

公开(公告)日：2005-08-04

申请号：US11088748

申请日：2005-03-25

申请人： Satoru Akutsu ,  Tetsunao Takaki ,  Hideki Megata ,  Toshinori Tanaka ,  Takeshi Sugiyama

发明人： Satoru Akutsu ,  Tetsunao Takaki ,  Hideki Megata ,  Toshinori Tanaka ,  Takeshi Sugiyama

IPC分类号： G01D5/245 ,  G01D5/20 ,  G01D11/24 ,  H02K3/52 ,  H02K5/22 ,  H02K11/00 ,  H02K24/00 ,  G01B7/14 ,  G01B7/30

CPC分类号： G01D11/245 ,  G01D5/2046 ,  H02K3/522 ,  H02K5/225 ,  H02K11/225 ,  H02K24/00 ,  Y10T29/4902 ,  Y10T29/49071 ,  Y10T29/49073

摘要： Upper and lower insulators are mounted so as to electrically insulate a sensor core and a sensor coil, a connector is formed integrally with the upper insulator so as to be positioned on an outer circumferential side of a yoke of the sensor core, and lead wire portions of conductor wires constituting an excitation winding and an output winding of the sensor coil are joined to terminal pins on an upper surface of the upper insulator so as to have a predetermined amount of slack.

摘要翻译： 安装上下绝缘体以使传感器芯和传感器线圈电绝缘，连接器与上绝缘体一体形成，以便位于传感器芯的磁轭的外圆周侧，引线部分 构成励磁绕组的导体线和传感器线圈的输出绕组与上绝缘体的上表面上的端子销接合以具有预定量的松弛。

公开(公告)号：US06882080B2

公开(公告)日：2005-04-19

申请号：US10649656

申请日：2003-08-28

申请人： Toshinori Tanaka ,  Yuusuke Matsui ,  Keiichi Fukazawa ,  Satoru Akutsu ,  Kengo Fujimoto ,  Katsumi Ohata ,  Takeshi Sugiyama

发明人： Toshinori Tanaka ,  Yuusuke Matsui ,  Keiichi Fukazawa ,  Satoru Akutsu ,  Kengo Fujimoto ,  Katsumi Ohata ,  Takeshi Sugiyama

IPC分类号： H02K1/14 ,  H02K21/14 ,  H02K21/16 ,  H02K1/00

CPC分类号： H02K1/148 ,  H02K21/16

摘要： A stator core is formed into a cylindrical shape, 3n teeth are disposed at a predetermined pitch in a circumferential direction where n is a positive integer, and slots are formed between adjacent pairs of the teeth so as to open onto an inner circumferential side. A stator coil is installed as a concentrated winding in the stator core. A rotor is rotatably disposed inside the stator and 2n permanent magnets are disposed at a predetermined pitch in a circumferential direction on an outer peripheral portion of a shaft. The stator core is constructed such that a slot opening (d) and a slot pitch (p) at an inner circumferential surface of the stator core satisfy an expression 0.1≦d/p≦0.3.

摘要翻译： 定子铁芯形成为圆筒状，在n为正整数的圆周方向以规定的间距配置3n个齿，在相邻的齿对之间形成狭缝，从而向内周侧开口。 定子线圈作为集中绕组安装在定子铁心中。 转子可旋转地设置在定子内部，并且2n个永久磁铁在轴的外周部分沿圆周方向以预定间距设置。 定子芯构造成使得在定子芯的内圆周表面处的槽开口（d）和槽间距（p）满足表达式0.1 <= d /p≤0.3。

公开(公告)号：US06476533B2

公开(公告)日：2002-11-05

申请号：US09768244

申请日：2001-01-25

申请人： Satoru Akutsu ,  Yuji Nakahara

发明人： Satoru Akutsu ,  Yuji Nakahara

IPC分类号： H02K112

CPC分类号： H02K1/00 ,  H02K1/148 ,  H02K1/185 ,  H02K3/522 ,  H02K5/15

摘要： In a stator, which is composed of a stacked core, for a starter motor according to the present invention, the stacked core being arranged such that a plurality of sheet members each having a yoke portion and a pole portion are disposed like a band, adjacent sheet members are stacked and coupled with each other so that the ends of the yoke portions thereof are overlapped, the plurality of sheet members are made to an annular shape by being bent at the coupled portions thereof to cause the pole portions to face the center of the annular shape, and the plurality of sheet members are formed in at least an approximately linear shape when developed, resin winding cores are interposed between the pole potions and wires wound around the pole portions. With this arrangement, there can be obtained a stator for a starter motor the cost of which can be reduced.

摘要翻译： 在根据本发明的用于起动电动机的堆叠铁心的定子中，堆叠的铁芯被布置成使得多个具有轭部分和极部分的片状部件被布置成类似带状，相邻的 片状部件彼此堆叠并耦合，使得其轭部的端部重叠，多个片状部件通过在其连接部分处弯曲而形成环形，以使极部分面向 环状形状，并且多个片状部件在显影时形成为至少大致直线状，树脂卷绕芯插入在磁极部和缠绕在极部之间的电线之间。 通过这种布置，可以获得用于起动马达的定子，其成本可以降低。

公开(公告)号：US06362553B1

公开(公告)日：2002-03-26

申请号：US09312982

申请日：1998-12-23

申请人： Yuji Nakahara ,  Kenichi Azuma ,  Masaru Matsumoto ,  Youichi Fujita ,  Satoru Akutsu ,  Akira Hashimoto ,  Yasunori Takai ,  Tadashi Hasegawa ,  Hiroshi Miyazaki ,  Junji Kawada

发明人： Yuji Nakahara ,  Kenichi Azuma ,  Masaru Matsumoto ,  Youichi Fujita ,  Satoru Akutsu ,  Akira Hashimoto ,  Yasunori Takai ,  Tadashi Hasegawa ,  Hiroshi Miyazaki ,  Junji Kawada

IPC分类号： H02K717

CPC分类号： H02K29/03 ,  H02K1/14 ,  H02K1/146 ,  H02K1/148 ,  H02K1/185 ,  H02K3/18 ,  H02K3/28 ,  H02K3/522 ,  H02K3/524 ,  H02K5/225 ,  H02K7/14 ,  H02K11/40 ,  H02K15/022 ,  H02K15/095 ,  H02K21/14 ,  H02K21/22 ,  H02K2201/06 ,  H02K2201/09 ,  H02K2201/15 ,  H02K2203/03 ,  H02K2203/06 ,  H02K2203/12 ,  H02K2211/03 ,  Y10T29/49009 ,  Y10T29/49073 ,  Y10T29/49078

摘要： An object of the present invention is to provide a low cost, high performance, thin structure rotary motor for driving medium used in magnetic disk drive unit, optical disk drive unit or the like, in order to improve the productivity of terminating processing and the reliability of the coils. Magnetic materials which are divided to a plurality of blocks or divided corresponding to respective magnetic pole teeth are connected by means of thin portions. The respective magnetic pole teeth are wound continuously with wire without cutting the wire at the positions in which the thin portions are connected. When a stator is assembled, a plurality of blocks or magnetic pole teeth are disposed on a substrate by separating or bending the thin portions.

摘要翻译： 本发明的目的是提供一种用于驱动磁盘驱动单元，光盘驱动单元等中使用的介质的低成本，高性能，薄结构的旋转电机，以提高终止处理的生产率和可靠性 的线圈。 被分割成多个块或对应于各个磁极齿分割的磁性材料通过薄的部分连接。 各个磁极齿连续地用线缠绕，而不会在连接薄部分的位置切断电线。 当组装定子时，通过分离或弯曲薄部分将多个块或磁极齿设置在基板上。