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公开(公告)号：US20090097791A1
公开(公告)日：2009-04-16
申请号：US12226518
申请日：2007-04-11
IPC分类号： F16C41/00
CPC分类号： G01L5/0019 , B60B27/00 , F16C19/186 , F16C19/522 , F16C41/00 , F16C2233/00 , F16C2326/02
摘要： To provide a sensor equipped wheel support bearing assembly, in which the sensor for detecting the load can be snugly and neatly installed in an automotive vehicle, the load acting on the vehicle wheel can be detected with high sensitivity and the cost of manufacture can be reduced during a mass production. The sensor unit 21 is mounted on an outer member 1, which is a stationary member of the wheel support bearing assembly. The sensor unit 21 includes a sensor mounting member 22 and at least one or more strain sensors 23 fitted to the sensor mounting member 22. The outer member 1 includes a knuckle contact portion contactable with a knuckle 16 and is provided with a cutout portion 17 defined in a portion of the knuckle contact portion 1a.
摘要翻译： 为了提供一种传感器配备的车轮支撑轴承组件，其中用于检测负载的传感器可以紧密和整齐地安装在机动车辆中，可以以高灵敏度检测作用在车轮上的负载，并且可以降低制造成本 在批量生产中。 传感器单元21安装在作为车轮支撑轴承组件的固定构件的外部构件1上。 传感器单元21包括传感器安装构件22和装配到传感器安装构件22的至少一个或多个应变传感器23.外部构件1包括可与转向节16接触的转向节接触部分，并且设置有切口部分17， 在转向节接触部分1a的一部分。
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公开(公告)号：US20090038414A1
公开(公告)日：2009-02-12
申请号：US12086089
申请日：2006-12-01
IPC分类号： G01L5/00
CPC分类号： B60B27/0094 , B60B27/0005 , B60B27/0068 , F16C19/186 , F16C19/522 , F16C33/58 , F16C2326/02 , G01L5/0023 , G01P3/443
摘要： The wheel support bearing assembly is for rotatably supporting a vehicle wheel relative to an automotive vehicle body, which includes an outer member having an inner periphery formed with a plurality of rows of raceway surfaces, an inner member having raceway surfaces formed therein in face-to-face relation with the raceway surfaces in the outer member, and a plurality of rows of rolling elements interposed between those raceway surfaces, respectively; a sensor unit including a sensor mounting member and a strain sensor fitted to the sensor mounting member, the sensor unit being fitted to a stationary member, which is one of the outer member and the inner member; and wherein the sensor mounting member includes at least two contact fixing portion relative to the stationary member and the strain sensor is arranged at at least one location between the contact fixing portions.
摘要翻译： 车轮支撑轴承组件用于相对于机动车体可转动地支撑车辆车轮，该车辆车身包括具有形成有多排滚道表面的内周的外部构件，内部构件具有形成于其中的轨道表面， 与外部构件中的轨道表面的表面关系，以及分别插入在这些滚道表面之间的多排滚动元件; 传感器单元，包括传感器安装构件和安装在传感器安装构件上的应变传感器，传感器单元装配到作为外部构件和内部构件之一的固定构件; 并且其中所述传感器安装构件包括相对于所述固定构件的至少两个接触固定部分，并且所述应变传感器布置在所述接触固定部分之间的至少一个位置处。
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公开(公告)号：US20090010582A1
公开(公告)日：2009-01-08
申请号：US11885935
申请日：2006-03-01
IPC分类号： F16C33/30
CPC分类号： G01L5/0023 , B60B27/0005 , B60B27/0068 , B60B27/0094 , F16C19/186 , F16C19/522 , F16C2326/02 , G01L5/164
摘要： A sensor-incorporated wheel support bearing assembly (18) includes an outer member (1) having an inner peripheral surface formed with double rows of raceway surfaces (4), an inner member (2) having an outer peripheral surface formed with raceway surfaces (5) opposed to the raceway surfaces (4) in the outer member (1), and double rows of rolling elements (3) interposed between the raceway surfaces (4) and (5) in the outer and inner members (1) and (2). Rings (9A) and (9B) each having an outer peripheral surface tapered is secured to the inner member (2). A displacement sensor (10) confronting the tapered outer peripheral surfaces of the rings (9A) and (9B) is mounted on the outer member (11) or a member (17) rigidly secured to the outer member (1) for measuring the distance between such displacement sensor (10) and the rings (9A) and (9B).
摘要翻译： 传感器配合的轮支撑轴承组件（18）包括外部构件（1），其具有形成有双列滚道表面（4）的内周表面，内部构件（2），其具有形成有滚道表面的外周表面（ 5）与外部构件（1）中的滚道表面（4）相对，并且在外部构件（1）和（1）中插入在滚道表面（4）和（5）之间的双列滚动元件（3） 2）。 每个具有外周面锥形的环（9A）和（9B）固定到内部构件（2）。 面对环（9A）和（9B）的锥形外周面的位移传感器（10）安装在外部构件（11）上或刚性地固定到外部构件（1）的构件（17）上，用于测量距离 在这种位移传感器（10）和环（9A）和（9B）之间。
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公开(公告)号：US20070014500A1
公开(公告)日：2007-01-18
申请号：US11523067
申请日：2006-09-19
申请人： Kenichi Iwamoto , Takayoshi Ozaki , Takashi Koike
发明人： Kenichi Iwamoto , Takayoshi Ozaki , Takashi Koike
CPC分类号： F16C19/186 , B60B27/0005 , B60B27/0068 , B60B27/0084 , B60B27/0094 , F16C19/185 , F16C19/522 , F16C43/04 , F16C2326/02
摘要： To provide a bearing device for a wheel, in which a preload control is easy and a uniform amount of preload can be applied with a bearing seal being mounted, the bearing device for the wheel includes an outer member, an inner member and double rows of rolling elements interposed between the outer member and the inner member. The outer member has a flange on an outer periphery thereof and also has an inner periphery formed with two rolling surfaces. The inner member is formed with rolling surfaces opposed to the rolling surfaces of the outer member. The double rows of the rolling elements are interposed between the rolling surfaces of the outer member and the inner member. A sensor for detecting the amount of preload of the bearing is provided in one of the outer and inner members.
摘要翻译： 为了提供一种用于车轮的轴承装置，其中预紧力控制是容易的，并且在安装有轴承密封件的情况下可以施加均匀的预载量，用于车轮的轴承装置包括外部构件，内部构件和双列 插入在外部构件和内部构件之间的滚动元件。 外部构件在其外周上具有凸缘，并且还具有形成有两个滚动表面的内周。 内部构件形成有与外部构件的滚动表面相对的滚动表面。 滚动体的双列配置在外部构件的滚动面和内侧构件之间。 用于检测轴承的预载量的传感器设置在外部构件和内部构件之一中。
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公开(公告)号：US06813301B2
公开(公告)日：2004-11-02
申请号：US09955309
申请日：2001-09-19
申请人： Takayoshi Ozaki , Yuuji Yada , Hironori Tokunaga , Koji Yamada
发明人： Takayoshi Ozaki , Yuuji Yada , Hironori Tokunaga , Koji Yamada
IPC分类号： H01S322
CPC分类号： F04D29/058 , F16C32/0459 , F16C32/0465 , F16C32/047 , F16C37/005 , F16C2360/44
摘要： First and second radial magnetic bearings are provided at opposing ends of a rotary shaft, first and second protective bearings are arranged in the vicinity thereof, a third radial magnetic bearing is arranged on a side of a fan near a motor, and by the third radial magnetic bearing, negative spring element of the motor is corrected.
摘要翻译： 第一和第二径向磁轴承设置在旋转轴的相对端处，第一和第二保护轴承布置在其附近，第三径向磁轴承布置在马达附近的风扇侧，并且通过第三径向 磁性轴承，马达的负弹簧元件被校正。
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公开(公告)号：US06547530B2
公开(公告)日：2003-04-15
申请号：US09855744
申请日：2001-05-16
申请人： Takayoshi Ozaki , Minoru Suzuki
发明人： Takayoshi Ozaki , Minoru Suzuki
IPC分类号： F04B4906
CPC分类号： F04D29/048 , A61M1/101 , A61M1/1012 , A61M1/1013 , A61M1/1015 , A61M1/1031 , A61M1/1036 , A61M1/1086 , A61M1/122 , F02K7/06 , F02K7/067 , F03B3/186 , F03B11/06 , F04D13/0666 , F05B2240/515 , F05D2240/515 , F16C32/0444 , F16C2316/18 , Y02E10/223 , Y02E10/226 , Y10S415/90
摘要： There is provided a fluid pump wherein in a casing at a pump unit there is provided an impeller coupled with a rotor contactless and also supported contactless by a controlled magnetic bearing unit, and rotated by a motor to output a fluid, with a position detection unit, an electromagnet or a motor stator cooled by a fluid flowing through a pump chamber.
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公开(公告)号：US06468041B2
公开(公告)日：2002-10-22
申请号：US09861886
申请日：2001-05-22
申请人： Takayoshi Ozaki
发明人： Takayoshi Ozaki
IPC分类号： F04B4900
CPC分类号： F04D29/048 , A61M1/101 , A61M1/1012 , A61M1/1015 , A61M1/1031 , A61M1/1036 , A61M1/1086 , A61M1/122 , F04D13/0666 , F16C32/0451 , F16C2316/18 , F16C2360/44 , Y10S415/90
摘要： There is provided a magnetically levitated apparatus wherein an impeller has one side supported by an electromagnet and the other side supported and magnetically levitated by an attractive force created between a permanent magnet and a permanent magnet of a motor rotor rotated by a motor stator to rotate the impeller and a magnetic bearing sensor provides an output which is in turn rectified and thus shifted to have a gain adjusted and subsequently a notch filter removes a carrier wave frequency component used in the magnetic bearing sensor, to prevent a PID compensator from causing voltage saturation attributed to high frequency noise.
摘要翻译： 提供了一种磁悬浮装置，其中叶轮具有由电磁体支撑的一侧，另一侧通过在由电动机定子旋转的电动机转子的永磁体和永磁体之间产生的吸引力而被支撑并磁悬浮，以使 叶轮和磁轴承传感器提供一个输出，该输出又被整流，因此转移到具有调整的增益，随后陷波滤波器去除用于磁轴承传感器的载波频率分量，以防止PID补偿器引起电压饱和 到高频噪声。
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公开(公告)号：US09381285B2
公开(公告)日：2016-07-05
申请号：US13254597
申请日：2010-02-26
申请人： Takayoshi Ozaki , Hiroyuki Yamada , Kenichi Suzuki , Ken Sugiura
发明人： Takayoshi Ozaki , Hiroyuki Yamada , Kenichi Suzuki , Ken Sugiura
IPC分类号： F04D29/00 , A61M1/10 , F16C17/04 , F16C32/06 , F04D13/06 , F04D29/048 , F04D29/22 , F04D29/42 , F04D29/047
CPC分类号： F04D29/426 , A61M1/101 , A61M1/1013 , A61M1/1015 , A61M1/1017 , A61M1/1031 , A61M1/1036 , A61M1/122 , F04D13/0666 , F04D29/0473 , F04D29/048 , F04D29/2261 , F16C17/045 , F16C32/0692
摘要： A centrifugal blood pump apparatus includes an impeller provided in a blood chamber, first and second permanent magnets provided in one surface and the other surface of the impeller respectively, a third permanent magnet provided in an inner wall of the blood chamber, and a magnetic element and a coil for driving the impeller to rotate with a diaphragm being interposed. First and second grooves for hydrodynamic bearing different in shape and depth from each other are formed in the inner wall of the blood chamber facing the impeller, and third and fourth grooves for hydrodynamic bearing different in shape and depth from each other are formed in the diaphragm facing the impeller. The second and fourth grooves for hydrodynamic bearing generate high hydrodynamic pressure when the impeller is activated to rotate, while the first and third grooves for hydrodynamic bearing generate high hydrodynamic pressure when the impeller steadily rotates.
摘要翻译： 离心式血液泵装置包括设置在血液室中的叶轮，分别设置在一个表面和另一个表面的第一和第二永磁体，设置在血液室的内壁中的第三永磁体，以及磁性元件 以及用于驱动叶轮旋转的线圈，其中隔膜被插入。 第一和第二沟槽在形状和深度彼此不同的流体动力轴承形成在面对叶轮的血液腔的内壁中，并且在隔膜中形成有不同形状和深度的流体动力轴承的第三和第四凹槽 面向叶轮。 用于流体动力轴承的第二和第四凹槽在叶轮启动旋转时产生高的流体动力学压力，而当叶轮稳定地旋转时，用于流体动力轴承的第一和第三凹槽产生高的流体动力学压力。
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公开(公告)号：US09347801B2
公开(公告)日：2016-05-24
申请号：US13583094
申请日：2011-03-04
申请人： Takayoshi Ozaki , Shintarou Ueno , Toru Takahashi
发明人： Takayoshi Ozaki , Shintarou Ueno , Toru Takahashi
CPC分类号： G01D5/2451 , F16H2001/325 , H02K7/116 , H02K11/215 , H02P29/024 , H02P29/0241 , H02P29/028 , H02P29/032 , Y02T10/641 , Y02T10/7258
摘要： To provide a motor driving system for an electrically powered automotive vehicle, in which the drive motor is rotationally controlled to increase the reliability, the use is made of an angle sensor for detecting the relative rotational angle between a stator and a rotor of a drive motor for driving the electric vehicle and a controller for controlling the rotation of the drive motor on the basis of the relative rotational angle detected by the angle sensor. The angle sensor is provided in a plural number. The controller includes an angle sensor switching unit operable to select and activate one of the plurality of the angle sensors and then to switch over to an activation of another one of the angle sensors in the event that the one of the angle sensors is determined abnormal.
摘要翻译： 为了提供一种用于电动机动车辆的电动机驱动系统，其中旋转地控制驱动电动机以增加可靠性，使用用于检测驱动电动机的定子和转子之间的相对旋转角度的角度传感器 用于驱动电动车辆和控制器，用于根据由角度传感器检测到的相对旋转角度来控制驱动电动机的旋转。 角度传感器以多个形式提供。 控制器包括角度传感器切换单元，其可操作以选择并激活多个角度传感器中的一个，然后在角度传感器中的一个被确定为异常的情况下切换到另一个角度传感器的激活。
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30.发明授权公开(公告)号：US09252590B2
公开(公告)日：2016-02-02
申请号：US14000379
申请日：2012-02-10
申请人： Takayoshi Ozaki
发明人： Takayoshi Ozaki
CPC分类号： H02H7/0822 , B60K7/0007 , B60L3/0061 , B60L3/0069 , B60L3/04 , B60L2220/44 , B60L2240/429 , B60L2240/529 , H02H7/0805 , H02P29/0241 , Y02T10/642 , Y02T10/7258
摘要： An electric vehicle is proposed which can achieve early detection of abnormal short-circuit of motor coils, thus avoiding various driving problems. The electric vehicle includes a motor unit configured to drive a wheel. The motor unit includes a synchronous motor with three-phase motor coils. The three-phase motor coils include a first motor coil, a second motor coil and a third motor coil of different phases. One end of the first motor coil, one end of the second motor coil and one end of the third motor coil are connected with each other at a neutral point in a star connection. The electric vehicle also includes an abnormal short-circuit monitor configured to detect an abnormal short-circuit of the motor coils, and also includes an abnormalities-responsive disconnection unit configured to electrically disconnect the motor coils from the neutral point.
摘要翻译： 提出一种可以实现电机线圈异常短路的早期检测的电动车辆，从而避免各种驾驶问题。 电动车辆包括构造成驱动车轮的电动机单元。 电动机单元包括具有三相电动机线圈的同步电动机。 三相电动机线圈包括第一电动机线圈，第二电动机线圈和不同相的第三电动机线圈。 第一电动机线圈的一端，第二电动机线圈的一端和第三电动机线圈的一端在星形连接的中性点处彼此连接。 电动车辆还包括异常短路监视器，其被配置为检测电动机线圈的异常短路，并且还包括被配置为将电动机线圈与中性点电断开的异常响应断开单元。
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