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1. 发明申请

US20100060094A1 DIRECT-CURRENT MOTOR 有权
标题翻译：直流电动机
公开(公告)号：US20100060094A1
公开(公告)日：2010-03-11
申请号：US12516400
申请日：2007-11-26
申请人： Masayuki Yokoyama , Youichi Fujita , Sotsuo Miyoshi , Naohiro Oketani
发明人： Masayuki Yokoyama , Youichi Fujita , Sotsuo Miyoshi , Naohiro Oketani
IPC分类号： H02K5/173
CPC分类号： H02K5/1672 , H02K5/1732 , H02K7/083
摘要： [PROBLEMS] To provide a DC motor in which the rattling and the axial deviation of a rotor are restrained without increasing the axial dimension of the motor.[MEANS FOR SOLVING THE PROBLEMS] This DC motor comprises a stator (2) on which coils (4) are provided, a rotor (8) so disposed as to be opposed to the inner periphery of the stator (2) and having magnetic poles, a current-carrying part provided at one end of the rotor (8) and transferring the current fed from a power supply to the coils (4) of the stator (2), a sleeve bearing (6) holding the rotor (8), and a ball bearing (7) holding the rotor (8) and having a load-carrying capacity larger than that of the sleeve bearing (6). The outer ring of the ball bearing (7) is positioned by the stator (2), and the inner ring of the ball bearing (7) is positioned by the rotor (8).
摘要翻译： [问题]提供一种直流电动机，其中转子的咔嗒声和轴向偏离被限制，而不增加电动机的轴向尺寸。用于解决问题的手段该直流电动机包括设置有线圈（4）的定子（2），与定子（2）的内周对置配置的转子（8），具有磁极，设置在转子（8）的一端并将从电源供给的电流传递到定子（2）的线圈（4）的载流部分，保持转子（8）的套筒轴承（6）以及保持转子（8）并且承载能力大于套筒轴承（6）的承载能力的滚珠轴承（7）。滚珠轴承（7）的外圈由定子（2）定位，滚珠轴承（7）的内圈由转子（8）定位。

2. 发明申请

US20100026118A1 DIRECT CURRENT MOTOR 有权
标题翻译：直流电动机
公开(公告)号：US20100026118A1
公开(公告)日：2010-02-04
申请号：US12514756
申请日：2007-11-19
申请人： Masayuki Yokoyama , Youichi Fujita , Sotsuo Miyoshi , Nahiro Oketani
发明人： Masayuki Yokoyama , Youichi Fujita , Sotsuo Miyoshi , Nahiro Oketani
IPC分类号： H02K5/173 , H02K7/08
CPC分类号： H02K23/62 , H02K13/003 , H02K13/006
摘要： A direct current motor includes: a stator (2) on which a plurality of coils (4) is provided; a rotor (8) including a plurality of permanent magnet magnetic poles (9) that is provided so as to face an inner periphery of the stator, and a pipe (11) on one end; a current-carrying portion (19) that is provided on the other end of the rotor (8) and commutates current supplied from a power source to the coils (4) on the stator (2); a sleeve bearing (6) that holds the rotor (8); and a ball bearing (7) that holds the rotor (8) and has a larger load-bearing capacity than that of the sleeve bearing (6). Furthermore, the pipe (11) holds the ball bearing (7) and is in direct contact with the ball bearing (7).
摘要翻译：直流电动机包括：定子（2），多个线圈（4）设置在该定子上; 包括设置成面向定子的内周的多个永磁体磁极（9）的转子（8）和一端的管（11）; 设置在所述转子（8）的另一端上并将从电源供给的电流整流到所述定子（2）上的线圈（4）的通电部（19）。保持转子（8）的套筒轴承（6）; 以及保持转子（8）并且具有比套筒轴承（6）的承载能力更大的承载能力的滚珠轴承（7）。此外，管（11）保持球轴承（7）并与滚珠轴承（7）直接接触。

3. 发明授权

US06913122B2 Brake for DC motor 有权
标题翻译：直流电机制动器
公开(公告)号：US06913122B2
公开(公告)日：2005-07-05
申请号：US10416890
申请日：2001-09-17
申请人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
发明人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
IPC分类号： H02P6/24 , F16D65/36
CPC分类号： H02P6/24 , F02M26/66 , F16K31/047
摘要： A braking device of a DC motor has a position detecting means to detect a position of a motor shaft, a rotational speed detecting means to detect a rotational speed of the motor and a braking means to generate a braking force based on a position signal and a speed signal detected by both of the means, and stops the motor shaft quickly and smoothly without making the motor shaft collide with a stopper.
摘要翻译：直流电动机的制动装置具有检测电动机轴的位置的位置检测装置，检测电动机的转速的转速检测装置和基于位置信号产生制动力的制动装置，通过这两种方式检测到速度信号，并且使电机轴快速平稳地停止，而不会使电机轴与止动器碰撞。

4. 发明授权

US06763813B2 Current passing device of EGR valve apparatus 有权
标题翻译： EGR阀装置的通流装置
公开(公告)号：US06763813B2
公开(公告)日：2004-07-20
申请号：US10258802
申请日：2002-10-28
申请人： Youichi Fujita , Sotsuo Miyoshi , Satoru Hasegawa , Katsunori Takai
发明人： Youichi Fujita , Sotsuo Miyoshi , Satoru Hasegawa , Katsunori Takai
IPC分类号： H02K510
CPC分类号： H01R39/46 , F02M26/48 , F02M26/54 , F02M26/72 , H02K5/148
摘要： Particle trapping means for trapping worn particles of a commutator is provided in a power source side case mounted on a motor case of a DC motor.
摘要翻译：在安装在直流电动机的电动机壳体上的电源侧壳体中设置有用于捕获换向器的磨损颗粒的颗粒捕集装置。

5. 发明授权

US06323571B1 Rotary motor and production method thereof, and laminated core and production method thereof 有权
标题翻译：旋转电动机及其制造方法，层叠铁心及其制造方法
公开(公告)号：US06323571B1
公开(公告)日：2001-11-27
申请号：US09614126
申请日：2000-07-11
申请人： Yuji Nakahara , Ken-ichi Azuma , Masaru Matsumoto , Youichi Fujita , Satoru Akutsu , Akira Hashimoto , Yasunori Takai , Tadashi Hasegawa , Hiroshi Miyazaki , Junji Kawada
发明人： Yuji Nakahara , Ken-ichi Azuma , Masaru Matsumoto , Youichi Fujita , Satoru Akutsu , Akira Hashimoto , Yasunori Takai , Tadashi Hasegawa , Hiroshi Miyazaki , Junji Kawada
IPC分类号： H02K346
CPC分类号： H02K29/03 , H02K1/14 , H02K1/146 , H02K1/148 , H02K1/185 , H02K3/18 , H02K3/28 , H02K3/522 , H02K3/524 , H02K5/225 , H02K7/14 , H02K11/40 , H02K15/022 , H02K15/095 , H02K21/14 , H02K21/22 , H02K2201/06 , H02K2201/09 , H02K2201/15 , H02K2203/03 , H02K2203/06 , H02K2203/12 , H02K2211/03
摘要： An object of the present invention is to provide a low cost, high performance, thin structure rotary motor for driving medium used in magnetic disk drive unit, optical disk drive unit or the like, in order to improve the productivity of terminating processing and the reliability of the coils. Magnetic materials which are divided to a plurality of blocks or divided corresponding to respective magnetic pole teeth are connected by means of thin portions. The respective magnetic pole teeth are wound continuously with wire without cutting the wire at the positions in which the thin portions are connected. When a stator is assembled, a plurality of blocks or magnetic pole teeth are disposed on a substrate by separating or bending the thin portions.
摘要翻译：本发明的目的是提供一种用于驱动磁盘驱动单元，光盘驱动单元等中使用的介质的低成本，高性能，薄结构的旋转电机，以提高终止处理的生产率和可靠性的线圈。被分割成多个块或对应于各个磁极齿分割的磁性材料通过薄的部分连接。各个磁极齿连续地用线缠绕，而不会在连接薄部分的位置切断电线。当组装定子时，通过分离或弯曲薄部分将多个块或磁极齿设置在基板上。

6. 发明授权

US07900081B2 Microcomputer and control system having the same 有权
标题翻译：微电脑和控制系统具有相同的功能
公开(公告)号：US07900081B2
公开(公告)日：2011-03-01
申请号：US11878799
申请日：2007-07-26
申请人： Chikara Kobayashi , Shinichirou Taguchi , Yoshinori Gotoh , Youichi Fujita , Hideaki Ishihara
发明人： Chikara Kobayashi , Shinichirou Taguchi , Yoshinori Gotoh , Youichi Fujita , Hideaki Ishihara
IPC分类号： G06F1/04
CPC分类号： G06F1/3203 , G06F1/28 , G06F1/3237 , Y02D10/126 , Y02D10/128
摘要： A microcomputer includes a main oscillator for generating and outputting a main clock signal, a sub oscillator for generating and outputting a sub clock signal, a central processing unit that operates based on the main clock signal, a signal output circuit that operates based on the sub clock signal and outputs a timing signal at a predetermined interval, and a voltage monitoring circuit that operates based on the sub clock signal and intermittently performs a voltage monitoring function in response to the timing signal. The sub oscillator operates independently of the main oscillator.
摘要翻译：微型计算机包括用于产生和输出主时钟信号的主振荡器，用于产生和输出子时钟信号的子振荡器，基于主时钟信号操作的中央处理单元，基于子时钟信号操作的信号输出电路时钟信号并以预定间隔输出定时信号，以及电压监视电路，其基于子时钟信号进行操作，并且响应于定时信号间歇地执行电压监视功能。子振荡器独立于主振荡器工作。

7. 发明申请

US20100270486A1 VALVE DEVICE 有权
标题翻译：阀门设备
公开(公告)号：US20100270486A1
公开(公告)日：2010-10-28
申请号：US12682546
申请日：2008-09-08
申请人： Tomokuni Kato , Masayuki Yokoyama , Youichi Fujita
发明人： Tomokuni Kato , Masayuki Yokoyama , Youichi Fujita
IPC分类号： F16K31/04
CPC分类号： F16K31/04 , H02K7/06
摘要： A valve device has integrally assembled thereto a valve side housing 2 having a valve seat 1, a motor side housing 4 provided with a motor 3, and a feeder-side housing 5 having a feeder unit, wherein a valve stem 8 provided with a valve 7 for abutting against the valve seat 1 is extended to the interior of the feeder-side housing, a rotation stopper 9 of the valve stem 8 is provided at a predetermined position of the valve stem on its way to the feeder-side housing, a screw section 11 is provided around the portion of the valve stem passing through the center hole 35a of the rotor 35 of the motor 3, the screw section being in mesh with a thread section 10 formed around the surface of the center hole thereof, and a valve position detecting sensor is provided within the feeder-side housing 5.
摘要翻译：阀装置一体地装配有具有阀座1的阀侧壳体2，设置有马达3的马达侧壳体4和具有进料单元的进料器侧壳体5，其中阀杆8设置有阀如图7所示，用于抵靠阀座1延伸到进料器侧壳体的内部，阀杆8的旋转止动件9设置在阀杆的到达进料器侧壳体的途中的预定位置，螺杆部分11设置在通过马达3的转子35的中心孔35a的阀杆的部分周围，螺纹部分与形成在其中心孔的表面周围的螺纹部分10啮合，阀位置检测传感器设置在馈送侧壳体5内。

8. 发明申请

US20050199847A1 Output shaft coupling structure of electrically operated control valve 有权
标题翻译：电动控制阀的输出轴联轴器结构
公开(公告)号：US20050199847A1
公开(公告)日：2005-09-15
申请号：US11057134
申请日：2005-02-15
申请人： Kenta Hatano , Sotsuo Miyoshi , Youichi Fujita
发明人： Kenta Hatano , Sotsuo Miyoshi , Youichi Fujita
IPC分类号： F16K31/04 , F02M25/07 , F16K31/02
CPC分类号： F16K31/04 , F02M26/54 , F02M26/67 , F16K1/36
摘要： Output shaft coupling structure of electrically operated control valve including: valve rod which is provided with valve for opening and closing fluid passage and is mounted to valve housing in such a way as to move along axial direction; and electrically controlled motor for driving the valve rod along the axial direction, the coupling structure couples motor shaft of the electrically controlled motor to the valve rod, and the plate shaped like a flat plate is fixed at its center to end portion, to which the valve rod is coupled, of the motor shaft and the plate is bent to form hooking and engaging portion at its both ends after the plate is fixed, thereby the plate hooks and engages with the valve rod.
摘要翻译：电动控制阀的输出轴联轴器结构包括：阀杆，其设有用于打开和关闭流体通道的阀，并以沿轴向移动的方式安装在阀壳体上; 以及用于沿轴向驱动阀杆的电控马达，联接结构将电动马达的马达轴与阀杆相连，并且类似平板的板固定在其中心到端部，其中阀杆联接在电机轴上，板被弯曲，在板被固定之后在其两端形成钩接和接合部分，从而板钩与阀杆接合。

9. 发明授权

US06836091B2 Servo control device of DC motor 有权
标题翻译：直流电机伺服控制装置
公开(公告)号：US06836091B2
公开(公告)日：2004-12-28
申请号：US10416886
申请日：2003-05-16
申请人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
发明人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
IPC分类号： G05B1136
CPC分类号： F02D11/105 , F02D41/0077 , F02D2041/2058 , F02D2041/2072 , F02D2041/2075 , F02D2200/0404 , F02M26/48 , F02M26/49 , F02M26/54 , F02M26/67 , H02P7/06 , H02P7/29
摘要： At the time of controlling a servo mechanism, a servo control detects that the position of a driven body is in the steady judgment region of a target position and varies a control constant (PI value) in the steady judgment region, so it is made possible to reduce an oscillation of the driven body in the steady judgment region.
摘要翻译：在伺服机构的控制时，伺服控制检测出被驱动体的位置处于目标位置的稳定判定区域，并且使稳定判定区域的控制常数（PI值）变化，以减少在稳定判断区域中的被驱动体的振动。

10. 发明授权

US06737771B2 Torque stabilizer for brushless servo motor 有权
标题翻译：无刷伺服电机稳定转矩的装置
公开(公告)号：US06737771B2
公开(公告)日：2004-05-18
申请号：US10416888
申请日：2003-05-16
申请人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
发明人： Youichi Fujita , Satoshi Kawamura , Sotsuo Miyoshi
IPC分类号： H02K700
CPC分类号： H02P6/10 , H02P6/24
摘要： When it is judged that a driven body reaches vicinity of a target position, a present phase of the passing current is not switched to keep a state of the passing current even if a phase of a passing current needs to be switched judging from the position of permanent magnet rotor thereby a stabilizing of torque can be attained.
摘要翻译：当判断为驱动体到达目标位置附近时，即使通过电流的相位需要切换，也不会切换通过电流的当前相位，以保持通过电流的状态，永磁转子由此可实现转矩的稳定。

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