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公开(公告)号：US20090066322A1
公开(公告)日：2009-03-12
申请号：US12207799
申请日：2008-09-10
申请人： Hiroyuki SHINTANI , Hisataka Okado , Yoshiyuki Kono , Takashi Kawashima , Takamitsu Kubota , Shinji Ikeda
发明人： Hiroyuki SHINTANI , Hisataka Okado , Yoshiyuki Kono , Takashi Kawashima , Takamitsu Kubota , Shinji Ikeda
IPC分类号： G01B7/02
摘要： A linear displacement detection apparatus is configured to convert a linear displacement of a shaft into a rotary displacement of a sensor rotor of a rotary displacement sensor so as to detect the linear displacement. A sensor lever is fixed to the sensor rotor and rotatable about an axis of the sensor rotor. A sensor rod is located closer to the shaft than the sensor lever and configured to transmit the linear displacement of the shaft to the sensor lever. A bearing member is located closer to the shaft than the sensor rod and configured to release rocking of the shaft.
摘要翻译： 线性位移检测装置被构造成将轴的线性位移转换成旋转位移传感器的传感器转子的旋转位移，以便检测线性位移。 传感器杆固定在传感器转子上，可绕传感器转子的轴线旋转。 传感器杆位于比传感器杆更靠近轴的位置，并且构造成将轴的线性位移传递到传感器杆。 轴承构件位于比传感器杆更靠近轴的位置，并且构造成释放轴的摆动。
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公开(公告)号：US20090033315A1
公开(公告)日：2009-02-05
申请号：US12181783
申请日：2008-07-29
申请人： Takashi Kawashima , Kimio Uchida , Yukinobu Kajita , Tatsuya Kitanaka , Koichiro Matsumoto , Yoshiyuki Kono , Hisataka Okado , Hiroyuki Shintani
发明人： Takashi Kawashima , Kimio Uchida , Yukinobu Kajita , Tatsuya Kitanaka , Koichiro Matsumoto , Yoshiyuki Kono , Hisataka Okado , Hiroyuki Shintani
IPC分类号： G01B7/00
CPC分类号： G01D5/145
摘要： A position sensor includes a longitudinally extending permanent magnet member at least two longitudinally extending arc-shaped projecting elements respectively projecting from the opposite ends toward the inside space to confront each other at a distance and a pair of compatible main magnetic sensors disposed in the inside space along the longitudinal axis at an interval so as to generate a pair of output signals when the permanent magnet member shifts along the longitudinal axis. The opposite ends of the permanent magnet member are configured to surround a common inside space and polarized to have opposite magnetic poles so as to provide in the inside space a magnetic field whose magnetic flux density becomes a maximum at a longitudinal center of the inside space and gradually becomes smaller as a position of the inside space shifts from the longitudinal center along a longitudinal axis of the permanent magnet members. The arc-shaped projecting elements are arranged so that the magnetic flux density and each of the output signals can be expressed by a cosine of a shift value from the longitudinal center, and the interval is ¼ of the cycle of the cosine.
摘要翻译： 位置传感器包括纵向延伸的永磁体构件，其至少两个纵向延伸的弧形突起元件，其分别从相对端向内部空间突出以相隔一定距离，并且一对相容的主磁传感器设置在内部空间 沿着纵轴以一定的间隔，以便当永磁体部件沿着纵向轴线移动时产生一对输出信号。 永久磁铁构件的相对端构成为包围共同的内部空间并且被极化以具有相反的磁极，以便在内部空间中提供在内部空间的纵向中心处的磁通密度变为最大的磁场，以及 随着内部空间的位置沿纵向中心沿永久磁铁构件的纵向轴线偏移，逐渐变小。 弧形突出元件被布置成使得磁通密度和每个输出信号可以由来自纵向中心的偏移值的余弦来表示，并且间隔是余弦周期的1/4。
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公开(公告)号：US20060261760A1
公开(公告)日：2006-11-23
申请号：US11436525
申请日：2006-05-19
IPC分类号： H02P5/00
摘要： A second member and a first member are applied with bias force to mechanically engage with each other at one of detent positions defining relative positions therebetween. An electric motor rotating a rotor therein when being supplied with electricity. Rotation of the rotor is transmitted to an output shaft manipulating the first member. A main controller controls the electric motor to switch the one of the plurality of detent positions. A rotor angle detecting unit detects rotor angle of the rotor. An output angle detecting unit detects output angle of the output shaft. The main controller includes a backlash calculating unit that calculates a backlash amount between the rotor and the first member in accordance with at least one of occurrence of a first region, in which change in the output angle is small with respect to change in the rotor angle, and a range of the rotor angle in the first region. The main controller incorporates the backlash amount into the control of the electric motor.
摘要翻译： 第二构件和第一构件被施加偏压力，以在限定它们之间的相对位置的止动位置中的一个相互机械地接合。 电动机在被供电时使转子旋转的电动机。 转子的旋转传递到操纵第一部件的输出轴。 主控制器控制电动机来切换多个制动位置中的一个。 转子角度检测单元检测转子的转子角度。 输出角检测单元检测输出轴的输出角度。 主控制器包括齿隙计算单元，其根据第一区域的发生中的至少一个计算转子和第一构件之间的间隙量，其中，输出角度的变化相对于转子角度的变化小 ，以及第一区域中的转子角度的范围。 主控制器将间隙量纳入电动机的控制。
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公开(公告)号：US07915889B2
公开(公告)日：2011-03-29
申请号：US12207799
申请日：2008-09-10
申请人： Hiroyuki Shintani , Hisataka Okado , Yoshiyuki Kono , Takashi Kawashima , Takamitsu Kubota , Shinji Ikeda
发明人： Hiroyuki Shintani , Hisataka Okado , Yoshiyuki Kono , Takashi Kawashima , Takamitsu Kubota , Shinji Ikeda
摘要： A linear displacement detection apparatus is configured to convert a linear displacement of a shaft into a rotary displacement of a sensor rotor of a rotary displacement sensor so as to detect the linear displacement. A sensor lever is fixed to the sensor rotor and rotatable about an axis of the sensor rotor. A sensor rod is located closer to the shaft than the sensor lever and configured to transmit the linear displacement of the shaft to the sensor lever. A bearing member is located closer to the shaft than the sensor rod and configured to release rocking of the shaft.
摘要翻译： 线性位移检测装置被构造成将轴的线性位移转换成旋转位移传感器的传感器转子的旋转位移，以便检测线性位移。 传感器杆固定在传感器转子上，可绕传感器转子的轴线旋转。 传感器杆位于比传感器杆更靠近轴的位置，并且构造成将轴的线性位移传递到传感器杆。 轴承构件位于比传感器杆更靠近轴的位置，并且构造成释放轴的摆动。
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公开(公告)号：US07173392B2
公开(公告)日：2007-02-06
申请号：US11436525
申请日：2006-05-19
IPC分类号： G05B11/01
摘要： A second member and a first member are applied with bias force to mechanically engage with each other at one of detent positions defining relative positions therebetween. An electric motor rotating a rotor therein when being supplied with electricity. Rotation of the rotor is transmitted to an output shaft manipulating the first member. A main controller controls the electric motor to switch the one of the plurality of detent positions. A rotor angle detecting unit detects rotor angle of the rotor. An output angle detecting unit detects output angle of the output shaft. The main controller includes a backlash calculating unit that calculates a backlash amount between the rotor and the first member in accordance with at least one of occurrence of a first region, in which change in the output angle is small with respect to change in the rotor angle, and a range of the rotor angle in the first region. The main controller incorporates the backlash amount into the control of the electric motor.
摘要翻译： 第二构件和第一构件被施加偏压力，以在限定它们之间的相对位置的止动位置中的一个相互机械地接合。 电动机在被供电时使转子旋转的电动机。 转子的旋转传递到操纵第一部件的输出轴。 主控制器控制电动机来切换多个制动位置中的一个。 转子角度检测单元检测转子的转子角度。 输出角检测单元检测输出轴的输出角度。 主控制器包括齿隙计算单元，其根据第一区域的出现中的至少一个计算转子和第一构件之间的间隙量，其中，输出角度的变化相对于转子角度的变化小 ，以及第一区域中的转子角度的范围。 主控制器将间隙量纳入电动机的控制。
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公开(公告)号：US07893688B2
公开(公告)日：2011-02-22
申请号：US12181783
申请日：2008-07-29
申请人： Takashi Kawashima , Kimio Uchida , Yukinobu Kajita , Tatsuya Kitanaka , Koichiro Matsumoto , Yoshiyuki Kono , Hisataka Okado , Hiroyuki Shintani
发明人： Takashi Kawashima , Kimio Uchida , Yukinobu Kajita , Tatsuya Kitanaka , Koichiro Matsumoto , Yoshiyuki Kono , Hisataka Okado , Hiroyuki Shintani
IPC分类号： G01B7/14
CPC分类号： G01D5/145
摘要： A position sensor includes a longitudinally extending permanent magnet member at least two longitudinally extending arc-shaped projecting elements respectively projecting from the opposite ends toward the inside space to confront each other at a distance and a pair of compatible main magnetic sensors disposed in the inside space along the longitudinal axis at an interval so as to generate a pair of output signals when the permanent magnet member shifts along the longitudinal axis. The opposite ends of the permanent magnet member are configured to surround a common inside space and polarized to have opposite magnetic poles so as to provide in the inside space a magnetic field whose magnetic flux density becomes a maximum at a longitudinal center of the inside space and gradually becomes smaller as a position of the inside space shifts from the longitudinal center along a longitudinal axis of the permanent magnet members. The arc-shaped projecting elements are arranged so that the magnetic flux density and each of the output signals can be expressed by a cosine of a shift value from the longitudinal center, and the interval is ¼ of the cycle of the cosine.
摘要翻译： 位置传感器包括纵向延伸的永磁体构件，其至少两个纵向延伸的弧形突起元件，其分别从相对端向内部空间突出以相隔一定距离，并且一对相容的主磁传感器设置在内部空间 沿着纵轴以一定的间隔，以便当永磁体部件沿着纵向轴线移动时产生一对输出信号。 永久磁铁构件的相对端构成为包围共同的内部空间并且被极化以具有相反的磁极，以便在内部空间中提供在内部空间的纵向中心处的磁通密度变为最大的磁场，以及 随着内部空间的位置沿纵向中心沿永久磁铁构件的纵向轴线偏移，逐渐变小。 弧形突出元件被布置成使得磁通密度和每个输出信号可以由来自纵向中心的偏移值的余弦来表示，并且间隔是余弦周期的1/4。
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