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    Motor for use with motorized power steering apparatus
    52.
    发明授权
    Motor for use with motorized power steering apparatus 有权
    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。

    BRUSHLESS MOTOR, EXTERNAL AC VOLTAGE SOURCE, AND ELECTRIC POWER STEERING DEVICE
    53.
    发明申请
    BRUSHLESS MOTOR, EXTERNAL AC VOLTAGE SOURCE, AND ELECTRIC POWER STEERING DEVICE 有权
    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。

    Rotating electric machine and manufacturing method thereof
    54.
    发明授权
    Rotating electric machine and manufacturing method thereof 有权
    旋转电机及其制造方法

    公开(公告)号：US07675206B2

    公开(公告)日：2010-03-09

    申请号：US11483719

    申请日：2006-07-11

    申请人： Satoru Akutsu ,  Kyouhei Yamamoto ,  Shinsuke Hemmi

    发明人： Satoru Akutsu ,  Kyouhei Yamamoto ,  Shinsuke Hemmi

    IPC分类号： H02K11/00 ,  H02K7/20 ,  H02K23/60

    CPC分类号： H02K5/22 ,  H02K11/21

    摘要： A rotating electric machine which includes: a stator having a stator core fixed inside a bottomed frame and a stator winding wound around the stator core; a bracket fixed to an opening side of the frame; a rotor having a shaft penetrating the bracket and rotatably supported by a bracket side bearing and by a frame side bearing, the rotor being arranged inside the stator core interposing a gap therebetween; a respective phase lead wire electrically connected to the stator winding and led out from the bracket; a rotation sensor that detects a rotational position of the rotor; and a sensor signal wire connected to the rotation sensor and led out from the bracket. A front end portion of the respective phase lead wire is introduced to inside the bracket from outside an opening portion provided at the bracket, thereby electrically connecting to the stator winding.

    摘要翻译： 一种旋转电机，包括：定子，其具有固定在有底框架内的定子芯和缠绕在所述定子芯上的定子绕组; 固定到所述框架的开口侧的支架; 转子，其具有贯穿支架并由支架侧轴承可旋转地支撑的轴和通过框架侧轴承，转子布置在定子芯内部，在其间插入间隙; 电连接到定子绕组并从支架引出的相应的引线; 旋转传感器，其检测所述转子的旋转位置; 以及连接到旋转传感器并从支架引出的传感器信号线。 各相引线的前端部从设置在托架上的开口部的外侧引入托架的内部，由此电连接到定子绕组。

    FLOOR SUPPORT AND FLOOR STRUCTURE
    55.
    发明申请
    FLOOR SUPPORT AND FLOOR STRUCTURE 有权
    地板支撑和地板结构

    公开(公告)号：US20090145057A1

    公开(公告)日：2009-06-11

    申请号：US12330929

    申请日：2008-12-09

    申请人： Masaru TSUKADA ,  Satoru Akutsu ,  Kenji Inaba

    发明人： Masaru TSUKADA ,  Satoru Akutsu ,  Kenji Inaba

    IPC分类号： E04F15/22

    CPC分类号： E04F15/22 ,  E04F15/0247

    摘要： A floor support has: a first elastic member that is disposed on a floor slab, and is elastically deformable, and damps vibrations; a supporting member supported on the first elastic member, and extending in a direction opposite the floor slab; a flooring material supported on the supporting member, and disposed with a gap between the flooring material and the floor slab; a second elastic member that is supported by the first elastic member, the supporting member or the flooring material at a supporting surface inclined with respect to a horizontal direction, and is elastically deformable, and damps vibrations; and a mass body supported at the second elastic member, and displaced by elastic deformation of the second elastic member, and damping vibrations.

    摘要翻译： 地板支撑具有：第一弹性构件，其设置在楼板上，并且可弹性变形，并且减震; 支撑在所述第一弹性构件上的支撑构件，并且沿与所述地板坯相反的方向延伸; 支撑在所述支撑构件上的地板材料，并且在所述地板材料和所述地板之间设置有间隙; 第二弹性构件，其在相对于水平方向倾斜的支撑表面处被第一弹性构件，支撑构件或地板材料支撑，并且可弹性变形，并且抑制振动; 以及在第二弹性构件上支撑并被第二弹性构件的弹性变形而移位的质量体，并且阻尼振动。

    Rotation angle detection device
    56.
    发明授权
    Rotation angle detection device 有权
    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。

    Read/write device
    57.
    发明授权
    Read/write device 失效
    读/写设备

    公开(公告)号：US06169644A

    公开(公告)日：2001-01-02

    申请号：US09312706

    申请日：1999-05-17

    申请人： Hiroshi Ito ,  Satoru Akutsu ,  Yusuke Yamaoka ,  Nobuaki Miyake ,  Masakatsu Sato

    发明人： Hiroshi Ito ,  Satoru Akutsu ,  Yusuke Yamaoka ,  Nobuaki Miyake ,  Masakatsu Sato

    IPC分类号： G11B555

    CPC分类号： H02K3/18 ,  G11B21/083 ,  H02K1/146 ,  H02K5/225 ,  H02K5/26 ,  H02K7/06 ,  H02K15/095 ,  H02K37/14

    摘要： There is described a read/write device which enables realization of miniaturization, a reduction in weight, improvement in the accuracy of step feed, and reliability. The read/write device includes heads, a carriage, a stepper motor for moving the carriage stepwise, and a medium drive motor for spinning a recording medium. The stepper motor further includes a rotor, a first stator which is formed from multilayer magnetic material and is fixedly positioned so as to surround the rotor, a second stator formed in substantially the same way as the first stator, and a holder for housing the first and second stators.

    摘要翻译： 描述了一种能够实现小型化，减轻重量，提高步进进给精度和可靠性的读/写装置。 读/写装置包括头部，滑架，用于逐步移动滑架的步进电机，以及用于旋转记录介质的介质驱动电机。 步进电动机还包括转子，第一定子由多层磁性材料形成并且被固定地定位成围绕转子，以与第一定子基本相同的方式形成的第二定子和用于容纳第一定子的保持器 和第二个定子。