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1. 发明专利

JP2008017565A Electric motor controller 审中-公开
标题翻译：电动马达控制器
公开(公告)号：JP2008017565A
公开(公告)日：2008-01-24
申请号：JP2006183997
申请日：2006-07-04
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI , SHIINO KOTARO
IPC分类号： H02K5/04 , B62D5/04
摘要： PROBLEM TO BE SOLVED: To provide an electric motor controller that makes it easy to secure a coaxial property of a stator and a rotor of an electric motor. SOLUTION: This electric motor controller is equipped with a drive shaft 18 provided freely rotatably, a rotor 19 provided at the outside circumferential side of the drive shaft, a stator 21 provided at the outside circumference of the rotor with a small gap and on which a coil 20 is wound, a control circuit 14 that supplies electric power required for the coil, a first housing 11 that has a first retaining portion 23 by which one end side of the axial direction of the stator is retained, and a second housing 12 that has a second retaining portion 22 into which the other end side of the axial direction of the stator is press-fixed. A tightening margin for the stator is formed on the first retaining portion. Also, a leading-in portion is formed in a prescribed range in the axial direction from the opening end of a first storing portion. Thus, the easiness of assembling the controller is improved while securing the coaxial property of the shaft center of each housing and that of the stator. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够容易地确保电动机的定子和转子的同轴性的电动机控制器。解决方案：该电动机控制器配备有可自由旋转地设置的驱动轴18，设置在驱动轴的外周侧的转子19，设置在转子的外周的小间隙的定子21，卷绕有线圈20的控制电路14，提供线圈所需的电力的控制电路14，具有保持定子的轴向的一端侧的第一保持部23的第一壳体11和第二壳体11。壳体12具有第二保持部22，定子的轴向的另一端侧压入固定部22。在第一保持部上形成有定子的紧固余量。此外，从第一收纳部的开口端起，在轴向的规定范围内形成引导部。因此，在确保每个壳体的轴心和定子的轴心的同轴性的同时，改善了组装控制器的容易性。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007022275A Power steering device 审中-公开
标题翻译：动力转向装置
公开(公告)号：JP2007022275A
公开(公告)日：2007-02-01
申请号：JP2005206290
申请日：2005-07-15
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI
IPC分类号： B62D5/07 , B62D5/06 , B62D5/30
摘要： PROBLEM TO BE SOLVED: To surely close a solenoid valve and surely operate a power steering device by energizing the solenoid valve to the closing direction by the pressure of a first branch point wherein the pressure of a first oil path transmitted through a first one-way valve, and the pressure of a second oil path transmitted through a second one-way valve are applied. SOLUTION: In the power steering device, a reversible pump 6 is connected to a hydraulic power cylinder 3 through the first and second oil paths, and a first and a second connection oil paths 10a, 10b connecting the first and second oil paths are disposed in parallel. The power steering device is equipped with a third connection oil path 10c connecting the first connection oil path 10a and the second connection oil path 10b, the first and second one-way valves 12a, 12b flowing from the first and second oil paths to only the first connection oil path 10c, the third and forth one-way valves 12c, 12d flowing from the second connection oil path 10b to only the first and second oil paths 5a, 5b, and the solenoid valve 13 which is provided in the third connection oil paths 10c and energized to the closing direction by the hydraulic pressure of the first connection oil path 10a. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了确保关闭电磁阀，并且通过第一分支点的压力使电磁阀向闭合方向通电，确保操作动力转向装置，其中第一油路的压力通过第一分支点单向阀，并且施加透过第二单向阀的第二油路的压力。解决方案：在动力转向装置中，可逆泵6通过第一和第二油路连接到液压动力缸3，以及连接第一和第二油路的第一和第二连接油路10a，10b 并排设置。动力转向装置配备有将第一连接油路10a和第二连接油路10b连接的第三连接油路10c，从第一和第二油路向第一和第二油路流动的第一和第二单向阀12a，12b仅第一连接油路10c，从第二连接油路10b流向仅第一和第二油路5a，5b的第三和第四单向阀12c，12d以及设置在第三连接油中的电磁阀13 路径10c，并通过第一连接油路10a的液压而向关闭方向通电。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2006168705A Motor control device, power steering device, and braking force control device 有权
标题翻译：电机控制装置，动力转向装置和制动力控制装置
公开(公告)号：JP2006168705A
公开(公告)日：2006-06-29
申请号：JP2005260111
申请日：2005-09-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SHIINO KOTARO , KIMURA MAKOTO , YODA TOSHIRO , FUJITA HARUHIKO , KONDO YOSHIMORI , SAKAMOTO YOSHIKI
IPC分类号： B62D5/04 , B60T8/34 , B62D5/07 , B62D5/083 , H02K7/116
CPC分类号： B60T8/267 , B60T8/368 , B62D5/0406 , B62D5/064 , H02K7/06 , H02K7/075 , H02K7/081 , H02K7/1166 , H02K11/38 , H02K29/06
摘要： PROBLEM TO BE SOLVED: To provide an electric power steering device simplifying a structure by providing a control system substrate and a rotation position sensor adjacent to each other. SOLUTION: The motor control device has an electric motor having an output shaft; a power system substrate mounted with a semiconductor switching element for feeding power to the electric motor; the control system substrate constituted by an electric motor side part provided approximately perpendicular to the output shaft on an axial one end side of the electric motor and provided on an end of the electric motor and an outer part extended from the electric motor side part to the outside in a radial direction; and a micro-computer provided on the control system substrate and controlling the semiconductor switching element. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种电动助力转向装置，通过提供彼此相邻的控制系统基板和旋转位置传感器来简化结构。电动机控制装置具有具有输出轴的电动机; 安装有用于向电动机供电的半导体开关元件的电力系统基板; 所述控制系统基板由电动机侧部构成，所述电动机侧部在所述电动机的轴向一端侧大致垂直于所述输出轴设置，并且设置在所述电动机的一端，以及从所述电动机侧部延伸到所述电动机侧部的外部在径向外; 以及设置在控制系统基板上并控制半导体开关元件的微型计算机。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2006297971A Power steering device 审中-公开
标题翻译：动力转向装置
公开(公告)号：JP2006297971A
公开(公告)日：2006-11-02
申请号：JP2005118010
申请日：2005-04-15
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI , SUDO YUKIO
IPC分类号： B62D5/07
摘要： PROBLEM TO BE SOLVED: To make small the whole construction of a power steering device by lessening the capacity of a reservoir tank to store a working oil. SOLUTION: The power steering device is equipped with a reservoir tank 14 in which the working oil is stored and a motor 16 accommodated in a motor housing 18 and supplying the working oil to an oil pump 15, in which a motor communication path 42 to put the motor housing 18 in communication with the reservoir tank 14 is formed penetrating so that it is possible for the working oil to be stored both in the reservoir tank 14 and the motor housing 18. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过减小储存罐储存工作油的能力，可以使动力转向装置的整体结构小型化。动力转向装置配备有储存工作油的储存箱14和容纳在电动机壳体18中的电动机16，并将工作油供给到油泵15，其中电动机连通路径 42将电动机壳体18与储存箱14连通而形成为贯通，使得工作油既可以储存在储存箱14中，也可以存储在电动机壳体18中。版权所有（C）2007 ，JPO＆INPIT

5. 发明专利

JP2007099037A Power steering device 审中-公开
标题翻译：动力转向装置
公开(公告)号：JP2007099037A
公开(公告)日：2007-04-19
申请号：JP2005290068
申请日：2005-10-03
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI , BUSUJIMA MASAAKI , MISUNO MASAKI
IPC分类号： B62D5/07
摘要： PROBLEM TO BE SOLVED: To provide a power steering device capable of avoiding contaminants from being sucked in a reversible pump again, and efficiently removing the contaminants in working oil. SOLUTION: This device comprises a filter provided to a reservoir tank, and filtering a working oil. First and second bi-direction valves are controlled to be opened or closed by a forward and backward differential pressure. Under a first condition that a pressure on the pump side is higher than the pressure on the power cylinder side, a reversible pump side and a power cylinder side of a first passage are communicated with each other. Under a second condition that the pressure on the pump side is smaller than the pressure on the power cylinder side, the reversible pump side and the power cylinder side of the first passage are shielded, and the first path and the reservoir tank on the power cylinder side are communicated with each other. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供能够避免污染物再次被吸入可逆泵中的动力转向装置，并有效地去除工作油中的污染物。
解决方案：该装置包括提供给储罐的过滤器和过滤工作油。第一和第二双向阀被控制为通过向前和向后的压差打开或关闭。在泵侧的压力高于动力缸侧的压力的第一条件下，第一通路的可逆泵侧和动力缸侧相互连通。在泵侧的压力小于动力缸侧的压力的第二条件下，第一通道的可逆泵侧和动力缸侧被屏蔽，动力缸上的第一路径和储液箱侧面相互通信。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2007038885A Power steering device 审中-公开
标题翻译：动力转向装置
公开(公告)号：JP2007038885A
公开(公告)日：2007-02-15
申请号：JP2005226057
申请日：2005-08-04
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MISUNO MASAKI , KURATA MASAKAZU , SASAKI MITSUO , BUSUJIMA MASAAKI , KONDO YOSHIMORI
IPC分类号： B62D5/07
CPC分类号： B62D5/065 , B62D5/062
摘要： PROBLEM TO BE SOLVED: To provide a power steering device capable of removing a contaminant from working oil efficiently by avoiding the contaminant being sucked again into a reversible pump. SOLUTION: A first selector valve puts the power cylinder side of a first passage in communication with a reserver tank in a first condition in which the reversible pump receives liquid pressure supplied to a second passage and shuts the reversible pump side of the first passage from the power cylinder side, and in a second condition in which the reversible pump supplies the liquid pressure to the first passage, puts the reversible pump side of the first passage in communication with the power cylinder side, a second selector valve puts the power cylinder side of the second passage in communication with the reserver tank in the first condition in which the reversible pump receives the liquid pressure supplied to the first passage and shuts the reversible pump side of the second passage from the power cylinder side, and in the second condition in which the reversible pump supplies the liquid pressure to the second passage, puts the reversible pump side of the second passage in communication with the power cylinder side. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过避免将污染物再次吸入可逆泵而有效地从工作油中除去污染物的动力转向装置。解决方案：第一选择阀将第一通道的动力缸侧与储存罐连通，在第一状态下，可逆泵接收供应到第二通道的液体压力，并将第一通道的可逆泵侧关闭在动力缸侧通过，在第二状态下，可逆泵向第一通道供给液体压力，使第一通路的可逆泵侧与动力缸侧连通，第二切换阀将动力在第一状态下第二通道的气缸侧与储存罐连通，在第一状态下，可逆泵接收供应到第一通道的液体压力并将第二通道的可逆泵侧从动力缸侧关闭，并且在第二状态可逆泵将液体压力提供给第二通道的状态，将第二通道的可逆泵侧置于通道中阳极与动力缸侧。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2005247225A Power steering device 审中-公开
标题翻译：动力转向装置
公开(公告)号：JP2005247225A
公开(公告)日：2005-09-15
申请号：JP2004063286
申请日：2004-03-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI
IPC分类号： G01L3/10 , B62D5/02 , B62D5/04 , B62D5/06 , B62D6/10 , G01L3/02 , G01L5/22
CPC分类号： B62D6/10 , G01L3/105 , G01L5/221
摘要： PROBLEM TO BE SOLVED: To provide a power steering device capable of improving the insertion property of a coil unit to a housing, and decreasing the size of the device.
SOLUTION: The power steering device is equipped with an actuator adding steering assisting force to a steering wheel on the basis of torque detected by a torque detecting means. The housing is provided with a coil unit insertion hole on a side portion, and a terminal portion and the torque detecting means are connected with each other through the coil unit insertion hole.
COPYRIGHT: (C)2005,JPO&NCIPI

8. 发明专利

JP2007209126A Motor controller, and power steering device 审中-公开
标题翻译：电机控制器和动力转向装置
公开(公告)号：JP2007209126A
公开(公告)日：2007-08-16
申请号：JP2006025412
申请日：2006-02-02
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO YOSHIMORI , SHIINO KOTARO , FUJITA HARUHIKO
IPC分类号： H02K11/00 , B62D5/04
摘要： PROBLEM TO BE SOLVED: To provide a motor controller in which application of a stress to the soldered portion of a Hall element is avoided by suppressing deflection of a control board.
SOLUTION: The motor controller comprises a housing, an output shaft supported rotatably in the housing, a rotor provided on the output shaft, a stator having a coil section provided in the housing, a portion to be detected provided on the output shaft, a sensor coil section provided on the outer circumferential side of the portion to be detected, and an output terminal connected with the sensor coil section, and further provided with a rotor position sensor for detecting the rotary position of the rotor, a control board connected with the output terminal of the rotor position sensor and controlling conduction of the coil section based on the output signal from the rotor position sensor, and a joint provided at the sensor coil section and connecting the sensor coil section and the control board such that they can move relatively by a predetermined amount.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过抑制控制板的偏转来避免向霍尔元件的焊接部分施加应力的电动机控制器。解决方案：电动机控制器包括壳体，可旋转地支撑在壳体中的输出轴，设置在输出轴上的转子，具有设置在壳体中的线圈段的定子，设置在输出轴上的待检测部分设置在被检测部的外周侧的传感器线圈部和与传感器线圈部连接的输出端子，并且还设置有用于检测转子的旋转位置的转子位置传感器，连接有控制基板的控制基板与转子位置传感器的输出端子相对应，并且基于来自转子位置传感器的输出信号控制线圈部分的导通，以及设置在传感器线圈部分处的接头，并且连接传感器线圈部分和控制板，使得它们可以相对移动预定量。版权所有（C）2007，JPO＆INPIT

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