公开(公告)号：US20130338866A1

公开(公告)日：2013-12-19

申请号：US14000783

申请日：2012-02-10

Applicant: Takayoshi Ozaki

Inventor： Takayoshi Ozaki

IPC: B60L15/20

CPC classification number: B60L15/20 ,  B60L3/0038 ,  B60L3/0061 ,  B60L3/0092 ,  B60L15/10 ,  B60L2220/46 ,  B60L2240/421 ,  B60L2240/423 ,  B60L2240/429 ,  B60L2260/26 ,  Y02T10/642 ,  Y02T10/645 ,  Y02T10/7275

Abstract: An electric vehicle includes a motor unit configured to drive a wheel, an ECU and an inverter unit. A motor control circuitry of the inverter unit includes a rotational frequency controller operable to perform rotational frequency control. The electric vehicle also includes a torque control abnormalities detector configured to detect an abnormality of torque control performed by the motor control circuitry. The electric vehicle also includes a control mode switcher configured to, in response to determination by the torque control abnormalities detector that there is an abnormality of torque control, cause the motor control circuitry to switch from torque control to rotational frequency control performed by the rotational frequency controller.

Abstract translation: 电动车辆包括：驱动车轮的马达单元，ECU和逆变器单元。 逆变器单元的电机控制电路包括可操作以执行转速控制的转速控制器。 电动车辆还包括扭矩控制异常检测器，被配置为检测由电动机控制电路执行的转矩控制的异常。 电动车辆还包括控制模式切换器，其被配置为响应于转矩控制异常检测器确定存在转矩控制异常的原因，使得电动机控制电路从转矩控制切换到由转速执行的转速控制 控制器。

公开(公告)号：US20130328511A1

公开(公告)日：2013-12-12

申请号：US14000364

申请日：2012-02-10

Applicant: Takayoshi Ozaki

Inventor： Takayoshi Ozaki

IPC: H02H7/08

CPC classification number: H02H7/0833 ,  B60K7/0007 ,  B60K17/046 ,  B60K2007/0038 ,  B60K2007/0092 ,  B60L3/0061 ,  B60L3/06 ,  B60L2240/421 ,  B60L2240/427 ,  B60L2240/429 ,  B60L2260/44 ,  H02P29/0241 ,  Y02T10/642 ,  Y02T10/7258

Abstract: An electric vehicle includes an inverter unit and an ECU. The inverter unit or the ECU includes a magnetic force estimator that estimates a magnetic force of a permanent magnet structure associated with a motor rotor of a motor unit. The inverter unit or the ECU may also include a determiner for the estimated magnetic force and an abnormalities-responsive motor drive limiter. The estimator is configured to estimate, according to a predefined rule, the magnetic force, based on at least two detection signals selected from a group consisting of a detection signal indicating a rotational frequency of the motor unit, a detection signal indicating a motor voltage of the motor unit and a detection signal indicating a motor current of the motor unit.

Abstract translation: 电动车辆包括逆变器单元和ECU。 逆变器单元或ECU包括估计与电动机单元的电动机转子相关联的永磁体结构的磁力的磁力估计器。 逆变器单元或ECU还可以包括用于估计磁力的确定器和异常响应电动机驱动限制器。 估计器被配置为根据预定义的规则，基于从由指示电动机单元的转动频率的检测信号组成的组中选择的至少两个检测信号来估计磁力，指示电动机电压的检测信号 马达单元和指示马达单元的马达电流的检测信号。

公开(公告)号：US08573090B2

公开(公告)日：2013-11-05

申请号：US13200942

申请日：2011-10-05

Applicant: Hiroshi Isobe ,  Takayoshi Ozaki

Inventor： Hiroshi Isobe ,  Takayoshi Ozaki

IPC: B23B41/00

CPC classification number: B25J13/00 ,  A61B17/1631 ,  A61B17/1633 ,  A61B2017/1651 ,  A61B2017/1653 ,  B23B39/14

Abstract: A remote controlled actuator includes a spindle for holding a tool, a spindle guide section of an elongated configuration, a distal end member rotatably supporting the spindle, and a drive unit housing connected to a base end of the spindle guide section. The distal end member is fitted to the spindle guide section for alteration in attitude. The spindle guide section includes an outer shell pipe, a rotary shaft, and guide pipe. Within the guide pipe, an attitude altering member is inserted to alter the attitude of the distal end member. A connection device detachably connects the spindle guide section with the drive unit housing.

Abstract translation: 远程控制致动器包括用于保持工具的主轴，细长构造的主轴引导部分，可旋转地支撑主轴的远端部件，以及连接到主轴引导部的基端的驱动单元壳体。 远端构件安装到主轴引导部分以改变姿态。 主轴引导部分包括外壳管，旋转轴和引导管。 在导管内插入姿态改变构件以改变远端构件的姿态。 连接装置将主轴引导部与驱动单元壳体可拆卸地连接。

公开(公告)号：US08434947B2

公开(公告)日：2013-05-07

申请号：US12452909

申请日：2008-07-29

Applicant: Hiroshi Isobe ,  Toru Takahashi ,  Takayoshi Ozaki

Inventor： Hiroshi Isobe ,  Toru Takahashi ,  Takayoshi Ozaki

IPC: F16C32/00 ,  F16C41/04 ,  G01L3/14

CPC classification number: F16C19/186 ,  B60B27/0005 ,  B60B27/0068 ,  B60B27/0094 ,  F16C19/522 ,  F16C33/586 ,  F16C41/007 ,  F16C2326/02 ,  G01L5/0019

Abstract: A sensor-equipped wheel support bearing assembly, in which a load imposed on the wheel can be accurately detected without influences from hysteresis is provided. This wheel support bearing assembly includes an outer member having a plurality of rolling surfaces, an inner member having rolling surfaces opposed respectively to the rolling surfaces of the outer member, and rolling elements between the rolling surfaces. A sensor unit is provided in a stationary member of one of the outer and inner members, which unit includes a strain generating member having two contact fixing segments to be fixed to the stationary member and a sensor fitted to the strain generating member for detecting a strain induced in this strain generating member. The two contact fixing segments are arranged at respective positions held at the same phase in a direction circumferentially of the stationary member.

Abstract translation: 提供了一种传感器配备的车轮支撑轴承组件，其中可以精确地检测施加在车轮上的负载，而不受滞后的影响。 该车轮支撑轴承组件包括具有多个滚动表面的外部构件，具有与外部构件的滚动表面相对的滚动表面的内部构件和滚动表面之间的滚动元件。 传感器单元设置在外部构件和内部构件之一的固定构件中，该单元包括应变发生构件，该应变发生构件具有固定到固定构件的两个接触固定段和安装到应变发生构件上用于检测应变的传感器 在该应变发生部件中产生。 两个接触固定部分被布置在保持在固定部件周向方向上相同相位的相应位置上。

公开(公告)号：US08430652B2

公开(公告)日：2013-04-30

申请号：US12781254

申请日：2010-05-17

Applicant: Mitsutoshi Yaegashi ,  Takehiko Asada ,  Takehisa Mori ,  Takayoshi Ozaki ,  Kenichi Suzuki

Inventor： Mitsutoshi Yaegashi ,  Takehiko Asada ,  Takehisa Mori ,  Takayoshi Ozaki ,  Kenichi Suzuki

IPC: F04B17/03

CPC classification number: F04D29/047 ,  A61M1/101 ,  A61M1/1012 ,  A61M1/1013 ,  A61M1/1015 ,  A61M1/1017 ,  A61M1/1031 ,  A61M1/1036 ,  A61M1/122 ,  F04D13/027 ,  F04D13/0666 ,  F04D15/0088

Abstract: A blood pump apparatus comprises a housing, a centrifugal pump section including an impeller and rotating inside the housing to feed a fluid by a centrifugal force, an impeller rotational torque generation section for attracting thereto said impeller and rotating said impeller; and a plurality of grooves for hydrodynamic bearing provided on an inner surface of said housing at a side of said impeller rotational torque generation section, each of the grooves for hydrodynamic bearing having a first side and a second side both extending from a periphery of said portion in which a groove for hydrodynamic bearing is formed toward a central side thereof and opposed to each other, a third side connecting one end of said first side and one end of said second side to each other, and a fourth side connecting said other end of said first side and said other end of said second side to each other; said first side and said second side are formed as a circular arc respectively in such a way that centers of said circular arcs are different from each other.

Abstract translation: 一种血泵装置，包括壳体，包括叶轮的离心泵部分，并且在所述壳体内旋转以通过离心力供给流体;叶轮旋转扭矩产生部，用于吸引所述叶轮并旋转所述叶轮; 以及多个用于流体动力轴承的槽，设置在所述壳体的位于所述叶轮旋转转矩产生部分侧的内表面上，每个用于流体动力轴承的槽具有第一侧和第二侧，两个槽从所述部分的周边延伸 其中用于流体动力轴承的槽形成为朝向其中心侧并且彼此相对的第三侧，第三侧将所述第一侧的一端和所述第二侧的一端彼此连接，第四侧将所述第二侧的另一端 所述第一侧和所述第二侧的另一端彼此相对; 所述第一侧和所述第二侧分别形成为圆弧，使得所述圆弧的中心彼此不同。

公开(公告)号：US08316961B2

公开(公告)日：2012-11-27

申请号：US13317844

申请日：2011-10-31

Applicant: Hiroshi Isobe ,  Takayoshi Ozaki

Inventor： Hiroshi Isobe ,  Takayoshi Ozaki

IPC: B25J17/02

CPC classification number: B25J15/0019 ,  A61B17/1624 ,  A61B17/1626 ,  A61B17/1631 ,  A61B34/30 ,  A61B2017/1651 ,  A61B2017/1653 ,  A61B2034/304 ,  B23B39/14 ,  B25J9/0048 ,  B25J17/0266

Abstract: A remote controlled work robot including a remote controlled actuator and a support device therefor. The remote controlled actuator includes a spindle guide section of an elongated configuration, a distal end member fitted to a distal end of the spindle guide section through a distal end member coupling structure for alteration in attitude, and a drive unit housing connected with a base end of the spindle guide section. The distal end member rotatably supports a spindle for holding a tool. The support device includes a single degree-of-freedom system, in which the remote controlled actuator has a degree of freedom in one direction, or a multi-degrees-of-freedom system, in which the remote controlled actuator has a two or more degrees of freedom relative to a base on which the support device is installed. A drive source and is also provided for driving the degree-of-freedom system.

Abstract translation: 一种远程控制的作业机器人，包括一个遥控执行机构及其支撑装置。 遥控执行器包括细长构造的主轴引导部分，通过用于改变姿态的远端构件联接结构安装到主轴引导部分的远端的远端构件以及与基端连接的驱动单元壳体 的主轴引导部分。 远端构件可旋转地支撑用于保持工具的心轴。 支撑装置包括单个自由度系统，其中遥控致动器在一个方向上具有自由度或多自由度系统，其中遥控致动器具有两个或更多个 相对于安装支撑装置的基座的自由度。 驱动源，也用于驱动自由度系统。

公开(公告)号：US08221398B2

公开(公告)日：2012-07-17

申请号：US13116679

申请日：2011-05-26

Applicant: Hiroshi Isobe ,  Yukihiro Nishio ,  Yoshitaka Nagano ,  Takayoshi Ozaki

Inventor： Hiroshi Isobe ,  Yukihiro Nishio ,  Yoshitaka Nagano ,  Takayoshi Ozaki

IPC: A61B17/16

CPC classification number: B23B39/14 ,  A61B17/1626 ,  A61B17/1631 ,  A61B17/1642 ,  A61B17/1668 ,  B23B45/005

Abstract: A remote-controlled actuator includes a spindle guide section of an elongated shape, a distal end member fitted to a distal end of the spindle guide section for alteration in attitude and rotatably supporting a tool, and a drive unit housing having a base end of the spindle guide section connected therewith. A rotary shaft for transmitting rotation of a tool rotation drive source within the drive unit housing to the tool and an attitude altering member for altering the attitude of the distal end member by the drive of an attitude altering drive source within the drive unit housing are accommodated within the spindle guide section. A cutting force estimator is provided for estimating the magnitude of at least one component force of a principle force, a radial force and a feed force in a cutting force which the tool applies to a work to be processed.

Abstract translation: 遥控执行器包括细长形状的主轴引导部分，安装在主轴引导部分的远端的远端部件，用于改变姿态并可旋转地支撑工具;以及驱动单元壳体，其具有基端 与其连接的主轴引导部。 用于将驱动单元壳体内的工具旋转驱动源的旋转传递到工具的旋转轴和用于通过驱动单元壳体内的改变驱动源的姿态来改变远端构件的姿态的姿态改变构件被容纳 在主轴引导部分内。 提供了一种切削力估算器，用于估计工具对待加工的工件施加的切削力中的主力，径向力和进给力的至少一个分力的大小。

公开(公告)号：US20120067604A1

公开(公告)日：2012-03-22

申请号：US13322739

申请日：2010-05-26

Applicant: Hiroshi Isobe ,  Takayoshi Ozaki ,  Yoshitaka Nagano ,  Yukihiro Nishio

Inventor： Hiroshi Isobe ,  Takayoshi Ozaki ,  Yoshitaka Nagano ,  Yukihiro Nishio

IPC: B23B39/14

CPC classification number: A61B17/1631 ,  A61B17/32002 ,  A61B2017/00323 ,  A61B2017/00327 ,  B23B39/14

Abstract: A remote controlled actuator includes an elongated spindle guide section (3), a distal end member (2) fitted to the distal end thereof for alteration in attitude, and a drive unit housing (4a) connected with a base end of the spindle guide section (3). The distal end member (2) rotatably support a spindle (13) holding a tool (1). The spindle guide section (3) includes a rotary shaft (22) for transmitting a rotation of the spindle (13) and an attitude altering member (31) for altering the attitude of the distal end member (2) both within an outer shell pipe (25) forming an outer shell. The attitude altering member (31) is reciprocally movably inserted in a guide pipe (30) within the outer shell pipe (25). A guide pipe restraining unit (50) is provided for restraining the guide pipe (30) from moving within the outer shell pipe (25).

Abstract translation: 远程控制致动器包括细长主轴引导部分（3），安装在其远端的远端部件（2），用于改变姿态;以及驱动单元壳体（4a），其与主轴引导部分 （3）。 远端构件（2）可旋转地支撑保持工具（1）的心轴（13）。 主轴引导部分（3）包括用于传递心轴（13）的旋转的旋转轴（22）和用于改变远端构件（2）的姿态的姿态改变构件（31），其在外壳管 （25）形成外壳。 姿态改变构件（31）可往复移动地插入到外壳管（25）内的导管（30）中。 引导管限制单元（50）用于限制导管（30）在外壳管（25）内移动。

公开(公告)号：US20110243759A1

公开(公告)日：2011-10-06

申请号：US13133471

申请日：2009-11-10

Applicant: Takayoshi Ozaki ,  Hiroyuki Yamada ,  Kenichi Suzuki ,  Ken Sugiura

Inventor： Takayoshi Ozaki ,  Hiroyuki Yamada ,  Kenichi Suzuki ,  Ken Sugiura

IPC: F04B49/00 ,  F04D29/54

CPC classification number: A61M1/101 ,  A61M1/1015 ,  A61M1/1017 ,  A61M1/1031 ,  A61M1/1086 ,  A61M1/122 ,  F04D13/0666 ,  F04D29/0413 ,  F04D29/048 ,  F16C32/0402 ,  F16C33/107 ,  F16C2316/18 ,  H02K5/1282 ,  H02K7/14 ,  H02K21/24

Abstract: A centrifugal blood pump apparatus includes an impeller provided in a blood chamber, a permanent magnet provided in one surface of the impeller, a permanent magnet provided in an inner wall of the blood chamber, a permanent magnet provided in the other surface of the impeller, and a magnetic material and a coil provided in a motor chamber for driving the impeller to rotate via a diaphragm. Grooves for hydrodynamic bearing are formed in the diaphragm facing the impeller, and in the inner wall of the blood chamber, respectively. As a result, the impeller can be smoothly activated to drive by controlling a coil current.

Abstract translation: 离心式血液泵装置包括设置在血液室中的叶轮，设置在叶轮的一个表面中的永磁体，设置在血液室的内壁中的永磁体，设置在叶轮的另一个表面中的永磁体， 以及设置在电动机室中的磁性材料和线圈，用于驱动叶轮经由隔膜旋转。 用于流体动力轴承的槽形成在面向叶轮的隔膜中，并分别形成在血液室的内壁中。 结果，可以通过控制线圈电流来平稳地启动叶轮来驱动叶轮。

公开(公告)号：US20110156510A1

公开(公告)日：2011-06-30

申请号：US12998001

申请日：2009-08-31

Applicant: Koichi Okada ,  Takayoshi Ozaki ,  Yusuke Makino

Inventor： Koichi Okada ,  Takayoshi Ozaki ,  Yusuke Makino

IPC: H02K9/19

CPC classification number: H02K9/19 ,  H02K1/20

Abstract: A vehicle drive motor, capable of efficiently cooling the motor stator without being accompanied by an increase in size, includes a stator having an annular stator core, provided in an inner periphery of a tubular motor casing, and a stator coil provided in the stator core, and a rotor on an inner side of the stator core and rotatable relative to the stator. The motor casing includes an oil supply passage and an oil discharge passage in the motor casing and opening at an inner diametric surface of the motor casing, which are opposite axially to each other. Stator core grooves communicated with the oil supply passage and the oil discharge passage extend axially in an outer diametric surface of the stator core. Accordingly, lubricant oil may flow from the oil supply passage towards the oil discharge passage through the stator core groove.

Abstract translation: 能够有效地冷却电动机定子而不伴随尺寸增大的车辆用驱动电动机包括具有设置在管状电动机壳体的内周的环状的定子铁芯的定子和设置在定子铁芯中的定子线圈 以及位于定子铁芯的内侧并相对于定子旋转的转子。 马达壳体包括在马达壳体中的供油通道和排油通道，并且在马达壳体的内径表面处彼此轴向相反地开口。 与供油通道和排油通道连通的定子芯槽在定子芯的外径表面上轴向延伸。 因此，润滑油可以通过定子芯槽从供油通道流向排油通道。