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    • 4. 发明申请
    • SHIFT RANGE SWITCHING DEVICE AND METHOD FOR SWITCHING SHIFT RANGE
    • SHIFT范围切换装置和切换移位范围的方法
    • US20080141807A1
    • 2008-06-19
    • US11950727
    • 2007-12-05
    • Kiyoshi KIMURATaku ItohShigeru Yoshiyama
    • Kiyoshi KIMURATaku ItohShigeru Yoshiyama
    • F16H59/08
    • F16H61/32F16H59/08F16H63/48F16H2061/326Y10T74/19251
    • A shift range switching device is provided to a shift-by-wire system for an automatic transmission device. The shift range switching device includes a range switching unit for switching a shift range of the automatic transmission device between a P range and the other range. The shift range switching device further includes an actuator including an electric motor and a reduction device. The reduction device transmits driving force of the electric motor to the range switching unit for actuating the range switching unit as instructed. The reduction device has a variable reduction ratio. The reduction device transmits the driving force in switching of the shift range from the P range to the other range at a reduction ratio, which is greater than a reduction ratio in switching of the shift range from the other range to the P range.
    • 变速范围切换装置被提供给用于自动变速装置的线控换档系统。 变速范围切换装置包括用于在P范围与另一范围之间切换自动变速装置的换档范围的换档单元。 变速范围切换装置还包括具有电动机和减速装置的致动器。 还原装置将电动机的驱动力传递到范围切换单元,以按照指示来驱动范围切换单元。 还原装置具有可变减速比。 减速装置将变速范围从P范围切换到另一范围的驱动力以比从其他范围向P范围的换档范围的切换的减速比大的减速比传递。
    • 5. 发明授权
    • Apparatus for detecting a rotor angle of reluctance motor
    • 用于检测磁阻电机转子角度的装置
    • US07250701B2
    • 2007-07-31
    • US11086448
    • 2005-03-23
    • Shigeru YoshiyamaTaku ItohKiyoshi Kimura
    • Shigeru YoshiyamaTaku ItohKiyoshi Kimura
    • H02K11/00H02K29/08
    • H02K29/08
    • An end surface of a rotor core is offset from an end surface of a stator core by a predetermined amount in an axial direction going away from Hall ICs. In an operating condition of the motor, magnetomotive forces generating from the stator core induce a thrust force acting on the rotor core. The gap (i.e. distance) between the magnet and the Hall ICs does not exceed a pre-designated appropriate distance, and is stably maintained at a constant level (or range). In other words, the gap (i.e. distance) between the magnet and the Hall ICs can be accurately maintained at the pre-designated appropriate distance by utilizing the magnetic attraction force generating from the stator core.
    • 转子铁芯的端面从定子铁心的端面偏离距离霍尔IC的轴向一定的量。 在电动机的运行状态下,从定子铁芯产生的磁动势引起作用在转子铁芯上的推力。 磁体和霍尔IC之间的间隙(即距离)不超过预定的适当距离,并且稳定地保持在恒定的水平(或范围)。 换句话说,通过利用从定子铁芯产生的磁吸引力,可以将磁体和霍尔IC之间的间隙(即,距离)精确地保持在预定的适当距离处。
    • 9. 发明授权
    • Rotary actuator
    • 旋转执行机构
    • US07326143B2
    • 2008-02-05
    • US11086306
    • 2005-03-23
    • Kiyoshi KimuraTaku ItohShigeru Yoshiyama
    • Kiyoshi KimuraTaku ItohShigeru Yoshiyama
    • F16H1/32
    • H02K7/116F16H1/32F16H59/08F16H2061/326H02K7/083
    • A radial inner portion of a rotor core, where a rotor core and a rotor shaft are connected, has an electromagnetically excessive capacity. A recess is provided at the radial inner portion of the rotor core. The recess is a cylindrical bore retracting in the axial direction from the front surface of the rotor core, facing to a reduction gear unit, toward the rear surface of the rotor core. A sun gear bearing, supporting a sun gear of the reduction gear unit, is disposed at least partly in the recess. Extending the sun gear bearing in the axial direction brings the effects of preventing inclination of the sun gear, improving transmission efficiency of the reduction gear unit, and producing a large output torque without increasing the overall size.
    • 转子铁芯和转子轴连接的转子铁心的径向内部具有电磁过剩的能力。 在转子铁心的径向内部设有凹部。 凹部是从转子芯的前表面朝向转子芯的后表面朝向减速齿轮单元的轴向方向缩回的圆柱形孔。 支撑减速齿轮单元的太阳齿轮的太阳齿轮轴承至少部分地设置在凹部中。 沿轴向延伸太阳齿轮轴承具有防止太阳齿轮倾斜的效果,提高减速机组的传动效率,并且在不增加总体尺寸的情况下产生大的输出扭矩。
    • 10. 发明授权
    • Synchronous motor control system
    • 同步电机控制系统
    • US07323834B2
    • 2008-01-29
    • US11090004
    • 2005-03-28
    • Kiyoshi KimuraTaku ItohShigeru Yoshiyama
    • Kiyoshi KimuraTaku ItohShigeru Yoshiyama
    • H02P1/00
    • H02K19/103F16H2061/326H02K7/116
    • A synchronous motor control system includes a motor including a stator having a plurality of sets of stator teeth and phase coils, a rotor having a plurality of rotor teeth disposed opposite the stator teeth and a stopper for restricting the rotation angle of the rotor relative to the stator and a control unit for sequentially controlling electric supply to the phase coils to rotate the rotor to a prescribed rotation position. The motor is controlled by the control unit to operate through the following steps of supplying current to a specific group of the phase coils, sequentially supplying current to the phase coils to rotate the rotor in one direction at a speed not to step out of synchronization to rotate the rotor until it is stopped by the means for restricting, and sequentially supplying current to the phase coils to rotate the rotor in the other direction at a speed not to step out of synchronization until the number of times of current supply becomes a prescribed number.
    • 同步电动机控制系统包括电动机,其包括具有多组定子齿和相位线圈的定子,具有与定子齿相对设置的多个转子齿的转子和用于限制转子相对于转子的旋转角度的止动器 定子和控制单元,用于顺序地控制对相线圈的供电以将转子旋转到规定的旋转位置。 电动机由控制单元控制,以通过以下步骤操作:向特定组的相线圈提供电流,顺序地向相线提供电流,以使转子沿一个方向以不脱离同步的速度旋转, 使转子旋转直到被限制装置停止,并且顺序地向相位线圈提供电流以使转子沿另一方向以不脱离同步的速度旋转,直到供电次数变为规定数 。