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1. 发明专利

JP2013154842A Electric booster 审中-公开
标题翻译：电动推杆
公开(公告)号：JP2013154842A
公开(公告)日：2013-08-15
申请号：JP2012018910
申请日：2012-01-31
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： NOMURA DAICHI , USUI TAKUYA , YASUJIMA TOSHIYUKI , IWAKI HIDEFUMI , NAKANO KAZUHIKO , WATABE HIROFUMI
IPC分类号： B60T13/74
CPC分类号： B60T13/745 , B60T8/4077
摘要： PROBLEM TO BE SOLVED: To provide an electric booster which suppresses occurrence of vibration and noise, regarding an electric booster for generating a brake liquid pressure in a master cylinder using an electric motor as a booster source.SOLUTION: An electric motor is controlled by a control board 40 based on an operation amount of a brake pedal 13 detected by a stroke sensor 36, a pressing member 17 is pushed via a belt transmission mechanism 15 and a ball-screw mechanism 16, a piston 7 is pressed and a brake liquid pressure is generated in a master cylinder 2. The control board 40 is arranged between a first flat plane P1 which includes an attachment surface 19B to a dash panel D of a vehicle body of a housing 19 and a joint surface 193A of the master cylinder 2 and, thereby, a gravity center position of the electric booster 1 can be brought close to the attachment surface 19B. Onto an electric booster 1 which is supported at only on one end by the attachment surface 19B, a less moment load is acted by vibrations of a vehicle and, therefore, occurrence of noise and vibrations can be suppressed.
摘要翻译：要解决的问题：提供一种抑制振动和噪音的发生的电动助力器，涉及一种使用电动机作为助力源在主缸中产生制动液压的电动助力器。解决方案：电动机由基于由行程传感器36检测到的制动踏板13的操作量的控制板40，按压构件17经由带传动机构15和滚珠丝杠机构16被按压，并且制动液压在主缸2中产生。控制板40布置在第一平面P1和第二平面P1之间，第一平面P1包括附接表面19B与壳体19的车体的前围板D和主缸2的接合表面193A，从而能够使电动助力器1的重心位置靠近安装面19B。在仅通过安装面19B在一端支撑的电动助力器1，较小的力矩载荷被车辆的振动所影响，因此可以抑制噪声和振动的发生。

2. 发明专利

JP2014068494A Dc motor and vehicle auxiliary machine device using the same 审中-公开
标题翻译：直流电动机和车辆辅助设备使用它
公开(公告)号：JP2014068494A
公开(公告)日：2014-04-17
申请号：JP2012213380
申请日：2012-09-27
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： TANIGUCHI TSUKASA , IWAKI HIDEFUMI , KUNIYA KENJI , NOZAKI DAISUKE , SAGAWA TOSHIKAZU
IPC分类号： H02K1/28 , H02K15/02 , H02K23/00
CPC分类号： H01R39/16 , H01R39/14 , H02K1/00
摘要： PROBLEM TO BE SOLVED: To provide a DC motor of high quality, which suppresses deterioration of motor performance while dispersion of a motor characteristic is prevented by improving assembly precision of a commutator and an armature core, and to provide an inexpensive motor by reducing the number of assembly processes.SOLUTION: In a bracket in a bottomed cylinder shape, a magnet is attached to an inner peripheral face and is made to be a field magnetic pole. In an armature, a commutator is coupled to an armature core where a plurality of thin core sheets are laminated. A shaft is inserted into the core, an armature coil is wound to a slot arranged in the armature core, and a bearing is attached to form the armature. The armature is constituted by assembling it to the field magnetic pole. In coupling of the armature core and the commutator, a polygonal projection formed of resin is arranged in the commutator, the projection is coupled to a slot inner peripheral face of the armature core and a shaft is inserted.
摘要翻译：要解决的问题：提供一种高质量的直流电动机，通过提高换向器和电枢铁心的组装精度来防止电动机特性的分散，并且通过减少数量来提供廉价的电动机，从而抑制电动机性能的劣化的装配过程。解决方案：在有底圆筒形的支架中，磁体附着到内周面，并被制成场磁极。在电枢中，换向器与电枢铁芯相连，多个薄铁芯片被层压。将轴插入到芯中，将电枢线圈缠绕到布置在电枢铁芯中的槽上，并且安装轴承以形成电枢。电枢通过将其组装到场磁极构成。在电枢铁芯和换向器的耦合中，由换向器形成的由树脂形成的多边形突起设置在该电枢铁芯的槽内周面上，并插入轴。

3. 发明专利

JP2010151567A Inductance-type rotation angle detector, manufacturing method thereof, and motor-driving throttle valve controller with it 有权
标题翻译：电感式旋转角度检测器及其制造方法，以及带电动马达的阀门控制器
公开(公告)号：JP2010151567A
公开(公告)日：2010-07-08
申请号：JP2008328995
申请日：2008-12-25
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： IWAKI HIDEFUMI , HATSUZAWA HIDEFUMI , KUWANO MORIO , SEKIGUCHI TETSUO , NANBARA SHOGO
IPC分类号： G01D5/245 , F02D9/00 , F02D35/00 , G01B7/30
摘要： PROBLEM TO BE SOLVED: To obtain a motor-driving throttle valve controller with high rotation angle detection accuracy and high reliability by compactly forming a rotation angle detector of an inductance-type and non-contact type at an edge of a throttle shaft and easily assuring high positional accuracy.
SOLUTION: A cylindrical press-fit portion and a planar engaging portion are integrally formed in an exciting conductor successively in axial direction, a cylindrical portion and a planar portion are successively integrally disposed at a tip of a rotation axis, the planar engaging portion of the exciting conductor and the planar portion of the rotation axis are engaged to directly fix the cylindrical press-fit portion of the exciting conductor to the cylindrical portion of the tip of the rotation axis and to form a construction fixable at any position in axial direction for easily assuring high positional accuracy and high rotation angle detection accuracy and further two or more rotation stops are equipped, thereby the motor-driving throttle valve controller with the highly reliable rotation angle detector of inductance-type and non-contact type is obtained.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过在节流轴的边缘处紧凑地形成电感型和非接触型的旋转角度检测器，获得具有高旋转角度检测精度和高可靠性的电动驱动节气门控制器并容易确保高位置精度。解决方案：圆柱形压配合部分和平面接合部分沿轴向一致地形成在激磁导体中，圆柱形部分和平面部分依次整体地设置在旋转轴线的尖端处，平面接合激励导体的一部分和旋转轴的平面部分被接合以将激励导体的圆柱形压配合部分直接固定到旋转轴线的尖端的圆柱形部分并且形成可在轴向的任何位置固定的结构为了容易地确保高位置精度和高旋转角度检测精度的方向，并且还设置了两个或更多个旋转停止，从而获得具有电感型和非接触型的高度可靠的旋转角度检测器的电动驱动节气门控制器。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2014068472A Rotary electric machine and process of manufacturing magnetic pole piece 有权
标题翻译：旋转电机及其制造方法
公开(公告)号：JP2014068472A
公开(公告)日：2014-04-17
申请号：JP2012212140
申请日：2012-09-26
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： ISHIGAMI TAKASHI , KANAZAWA HIROSHI , IWAKI HIDEFUMI
IPC分类号： H02K1/22 , H02K1/27 , H02K1/28 , H02K15/03
CPC分类号： H02K21/12 , H02K1/24 , H02K1/2773 , H02K15/03 , H02K2201/06 , Y10T29/49012
摘要： PROBLEM TO BE SOLVED: To provide a rotary electric machine whose cogging torque is small by providing a magnetic pole piece with a skew in a rotary electric machine having a configuration in which a plurality of magnetic pole pieces are mounted along the circumference of a rotation axis.SOLUTION: The rotary electric machine include a plurality of magnetic pole pieces disposed with a skew angle and a cylindrical fitting ring that fits each of the magnetic pole pieces, wherein both engaging part provided to the circumference of the fitting ring and an engaging part included in each of the magnetic pole pieces are extended along the rotation axis.
摘要翻译：要解决的问题：为了通过在旋转电机中设置具有歪斜的磁极片来提供齿槽转矩小的旋转电机，其具有沿旋转轴线的圆周安装多个磁极片的构造。解决方案：旋转电机包括多个倾斜角度设置的磁极片和适合每个磁极片的圆柱形装配环，其中设置在装配环的圆周上的接合部分和包括接合部分在每个磁极片中沿着旋转轴线延伸。

5. 发明专利

JP2014050211A Permanent magnet rotary electric machine 审中-公开
标题翻译：永磁电机旋转电机
公开(公告)号：JP2014050211A
公开(公告)日：2014-03-17
申请号：JP2012190825
申请日：2012-08-31
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： NAKATSUGAWA JUNNOSUKE , KANAZAWA HIROYUKI , IWAKI HIDEFUMI
IPC分类号： H02K1/27 , H02K21/16
CPC分类号： H02K1/2773
摘要： PROBLEM TO BE SOLVED: To provide a permanent magnet rotary electric machine the cogging torque of which is reduced while suppressing reduction in torque without increasing the manufacturing cost.SOLUTION: The permanent rotary electric machine includes: a stator which has stator cores and windings wound around teeth parts of the stator cores; and a rotor which is rotatably arranged with respect to the stator via voids and in which rotor cores and a plurality of permanent magnets having a polarity different from each other are alternately arranged toward the peripheral direction. The permanent rotary electric machine is configured in such a way that in the surfaces, opposite to the stator, of the rotor cores, grooves are provided substantially symmetrically to the center line in the peripheral direction of the permanent magnet.
摘要翻译：要解决的问题：提供一种在不增加制造成本的同时抑制转矩降低的齿槽转矩减小的永久磁铁旋转电机。解决方案：永久旋转电机包括：具有定子铁芯和缠绕绕组的绕组的定子定子铁芯的齿部分; 以及通过空隙相对于定子可旋转地布置的转子，并且其中具有极性彼此不同的转子芯和多个永磁体相对于周向方向交替布置。永久旋转电机被构造成使得在转子芯的与定子相反的表面中，凹槽被设置成与永磁体的圆周方向上的中心线大致对称。

6. 发明专利

JP2011001861A Intake air quantity control device for internal combustion engine 审中-公开
标题翻译：采用内燃机空调量控制装置
公开(公告)号：JP2011001861A
公开(公告)日：2011-01-06
申请号：JP2009144865
申请日：2009-06-18
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： ISHIHARA KAZUYA , IWAKI HIDEFUMI
IPC分类号： F02D11/10 , F02D9/02 , F02D9/10
摘要： PROBLEM TO BE SOLVED: To overcome problems that a spring mechanism constituting a conventional turnout traveling mechanism (default mechanism) is constituted by a default lever and two winding springs, and the springs are arranged coaxially in series, a space for arranging the springs in the axial direction is required, a dimension of a throttle body is increased, and friction occurs due to sliding rotations of an outer circumference of a throttle shaft and an inner circumference of the default lever.SOLUTION: The default spring is constituted of a plate spring or the like, and has a fixed end integral with a throttle gear and a free end abutted to a stopper, and a return spring is arranged in parallel, and the axial length can be shortened, and the throttle body can be miniaturized. The contact part is reduced by securing a space between the spring and the throttle gear, and the contact part is reduced further by removing the default lever, reducing the friction.
摘要翻译：要解决的问题：为了克服构成传统转向行程机构的弹簧机构（默认机构）由默认杆和两个卷绕弹簧构成的问题，并且弹簧被同轴地串联设置，用于将弹簧布置在需要轴向，节流阀体的尺寸增加，并且由于节流轴的外周和默认杆的内周的滑动旋转而产生摩擦。解决方案：默认弹簧由板簧或并且具有与节气门齿轮成一体的固定端和与止动件抵接的自由端，并且平行配置复位弹簧，能够缩短轴向长度，能够使节气门体小型化。通过固定弹簧和节流齿轮之间的空间来减小接触部分，并且通过去除默认杆来进一步减小接触部分，减少摩擦。

7. 发明专利

JP2010138917A Throttle valve control device for internal combustion engine 审中-公开
标题翻译：用于内燃机的节流阀控制装置
公开(公告)号：JP2010138917A
公开(公告)日：2010-06-24
申请号：JP2010066278
申请日：2010-03-23
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： AKAGI YOSHIHIKO , IWAKI HIDEFUMI
IPC分类号： F02D9/02 , F02D11/10 , F02D41/22
CPC分类号： Y02T10/40
摘要： PROBLEM TO BE SOLVED: To provide a device and a method for controlling a throttle valve of an internal combustion engine capable of reducing deterioration of operability in fail-safe of the throttle valve.
SOLUTION: This control device for a throttle valve of an internal combustion engine to be opened/closed by an electric actuator and to be electrically controlled to a target opening has a fail-safe function, which stops drive of the throttle valve by the electric actuator when abnormality of the throttle valve is detected and which sets the opening of the throttle valve to a default opening by a default mechanism. In the case wherein the target opening of the throttle valve is the default opening or less (S133) and the target opening is on a closing side more than a current throttle valve opening after switching to the fail-safe state with the fail-safe function, the temporary reset control is performed to temporarily reset the control of the throttle valve by the electric actuator.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于控制内燃机的节气门的装置和方法，该内燃机能够降低节流阀故障保护的可操作性的劣化。解决方案：用于通过电致动器打开/关闭并且被电控制到目标开口的用于内燃机的节气门的控制装置具有故障保护功能，其通过以下方式停止节流阀的驱动检测到节气门异常时的电致动器，并且通过默认机构将节流阀的开度设定为默认开度。在使用故障保护功能切换到故障保护状态之后，节气门的目标开度为缺省开度（S133），目标开度处于关闭侧大于当前节气门开度的情况执行临时复位控制，以通过电致动器临时重置节流阀的控制。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2010065633A Intake-air controller of internal combustion engine 审中-公开
标题翻译：内燃机空气控制器
公开(公告)号：JP2010065633A
公开(公告)日：2010-03-25
申请号：JP2008234151
申请日：2008-09-12
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： ONO MASAHIKO , IWAKI HIDEFUMI , UCHIYAMA YASUHISA , OGATA TAKAO
IPC分类号： F02D9/10
摘要： PROBLEM TO BE SOLVED: To provide an intake-air controller which prevents the occurrence of a malfunction of a throttle valve and which reduces the amount of leakage of air during full closing of the throttle valve by preventing the contact between the throttle valve and a body, by reducing the adherence of deposits, and by preventing the freezing of moisture.
SOLUTION: The throttle controller is the intake-air controller 1 which is provided with the throttle valve 12 in a throttle body 11, and the throttle valve 12 makes a rotary motion in the opening-and-closing direction. The clearance between the throttle body and the throttle valve is made smaller by making a flange part 200 provided to a bearing 14 made of plastic flush with an air-intake passage 23. There is nothing wrong with using the throttle body and the throttle valve which are made of either metal material or resin material.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种防止节气门故障发生的进气控制器，并且通过防止节流阀（阀）的接触来减小节气门全闭阀期间的空气泄漏量和身体，通过减少沉积物的粘附，并防止湿气冻结。解决方案：节气门控制器是在节气门体11中设置有节流阀12的进气控制器1，节流阀12沿开闭方向进行旋转运动。通过使设置在由进气通路23与塑料制成的轴承14上的凸缘部200相比，节流阀体和节流阀之间的间隙变小。使用节气门体和节流阀没有任何问题由金属材料或树脂材料制成。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2014082818A Dc motor with brush 有权
标题翻译：直流电机带刷
公开(公告)号：JP2014082818A
公开(公告)日：2014-05-08
申请号：JP2012227587
申请日：2012-10-15
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： IWAKI HIDEFUMI , KUNIYA KENJI , TANIGUCHI TSUKASA , NOZAKI DAISUKE , SAGAWA TOSHIKAZU
IPC分类号： H02K13/00 , H02K11/00 , H02K23/00
摘要： PROBLEM TO BE SOLVED: To provide a DC motor with brush in which increase in motor size is suppressed while including a plurality of brushes, and the amount of heat generated is reduced by reducing the circulating current reactive for the motor performance.SOLUTION: A DC motor with brush includes a first brush, a second brush of the same pole as the first brush, and a choke coil connected with the first and second brushes. The first and second brushes are connected to one end of the choke coil so as to be in series connection. The choke coil is arranged so that the longitudinal direction is along the radial direction of the motor.
摘要翻译：要解决的问题：提供一种具有刷子的直流电动机，其中包括多个电刷可抑制电动机尺寸的增加，并且通过减少对电动机性能无效的循环电流来减少产生的热量。解决方案：DC 具有电刷的电动机包括第一电刷，与第一电刷相同的极的第二电刷，以及与第一和第二电刷相连的扼流线圈。第一和第二电刷连接到扼流线圈的一端以便串联连接。扼流线圈被布置成使得纵向方向沿电动机的径向方向。

10. 发明专利

JP2013219957A Dc motor and vehicle having the same 有权
标题翻译：直流电动机和具有相同功能的车辆
公开(公告)号：JP2013219957A
公开(公告)日：2013-10-24
申请号：JP2012089633
申请日：2012-04-10
申请人： Hitachi Automotive Systems Ltd , 日立オートモティブシステムズ株式会社
发明人： TANIGUCHI TSUKASA , IWAKI HIDEFUMI
IPC分类号： H02K23/32 , H02K23/04
CPC分类号： H02K3/28 , H02K23/36 , H02K23/38
摘要： PROBLEM TO BE SOLVED: To provide a DC motor that has favorable rectification properties and prevents a decrease in a power coefficient, and to provide a vehicle provided with the same.SOLUTION: A DC motor 1 includes a yoke 3, field magnets 4, and an armature 30. A shaft 10 is arranged on a central axis of the armature 30. A plurality of commutator bars 7 are arranged in a circumferential direction of the shaft 10. A plurality of armature slots 21 are formed on an outer circumference of an armature core 2. Each of upper coils 5a has a number of turns Na, and is wound around at opening sides of a pair of the armature slots 21 that are spaced with a predetermined number of the armature slots 21 in between. Each of lower coils 5b has a number of turns Nb, and is wound around at bottom sides of the pair of the armature slots 21. The number of turns Na is smaller than the number of turns Nb.
摘要翻译：要解决的问题：提供一种具有良好的整流特性并防止功率系数降低的直流电动机，并提供具有该直流电动机的车辆。解决方案：直流电动机1包括磁轭3，磁场磁体4和电枢30.轴10设置在电枢30的中心轴线上。多个整流子棒7沿轴10的周向布置。多个电枢槽21形成在电枢的外圆周上每个上部线圈5a具有多个匝数Na，并且在与之间的预定数量的电枢槽21间隔开的一对电枢槽21的开口侧缠绕。下部线圈5b中的每一个具有匝数Nb，并且在一对电枢槽21的底面卷绕。匝数Na小于匝数Nb。

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