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    • 2. 发明专利
    • Variable reluctance type resolver
    • 可变式电源型解决方案
    • JP2009300238A
    • 2009-12-24
    • JP2008154597
    • 2008-06-12
    • Matsuo Seisakusho:KkMinebea Co LtdToyota Motor Corpトヨタ自動車株式会社ミネベア株式会社株式会社松尾製作所
    • TERADA YASUHARUNISHIGUCHI MASAYUKIAKUSAWA TAKESHITAKAHASHI TORUKEINO HIROKIABE KOJIMATSUURA MUTSUMIYAMAKAWA YUKI
    • G01D5/245
    • PROBLEM TO BE SOLVED: To provide a variable reluctance type resolver detecting a rotation angle more accurately.
      SOLUTION: This variable reluctance type resolver has a rotor, and a stator constituted rotatably relatively to the rotor and arranged oppositely to a part of the outer circumferential surface or the plane of rotation of the rotor, and a coil row wherein a plurality of excitation coils and a plurality of detection coils are aligned along the circumferential direction of the rotor is constituted on the stator. The plurality of excitation coils are arranged from one end to the other end of the coil row, and the plurality of detection coils are arranged on a part other than both ends of the coil row, and the number of turns of the excitation coils arranged on both ends of the coil row among the plurality of excitation coils is different from the number of turns of the excitation coils arranged on a part other than both ends of the coil row among the plurality of excitation coils.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供更准确地检测旋转角度的可变磁阻型旋转变压器。 解决方案:该可变磁阻型旋转变压器具有转子和定子,其相对于转子可旋转地构成并且与转子的外周面或旋转平面的一部分相对配置,并且线圈排为多个 的励磁线圈和多个检测线圈沿着转子的圆周方向排列。 多个激励线圈从线圈列的一端到另一端配置,多个检测线圈配置在线圈列的两端以外的部分上,并且配置在线圈列的励磁线圈的匝数 多个励磁线圈中的线圈列的两端与设置在多个励磁线圈中的线圈列的两端以外的部分的励磁线圈的匝数不同。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Resolver
    • 解决方案
    • JP2009281762A
    • 2009-12-03
    • JP2008131778
    • 2008-05-20
    • Minebea Co LtdToyota Motor Corpトヨタ自動車株式会社ミネベア株式会社
    • URANO HIROAKINISHIGUCHI MASAYUKIKEINO HIROKIMATSUURA MUTSUMIYAMAKAWA YUKI
    • G01D5/245
    • G01D11/245G01D5/2013G01D5/202
    • PROBLEM TO BE SOLVED: To cope with expansion or contraction caused by a temperature change, and to protect the resolver rotor side and the outer circumferential end of a coil substrate without increasing the number of components.
      SOLUTION: This resolver 1 has a rotor plate 41 fitted into a key groove of a rotating shaft 42 and connected to the rotating shaft 42, and a resolver stator 2 for detecting a rotation position of the rotor plate 41. The resolver stator 2 includes a resolver cover 30 for protecting the coil substrate 20 of a stator core 11 and fixing it to the stator core 11. The coil substrate 20 includes a hole to be fitted with a stator pin 12 which is a projection of the stator core 11, a coil pattern 21 formed around the hole, and a lead wire 27 connected to the coil pattern formed on the coil substrate 20. A peripheral part of the stator core 11 includes a mounting hole having a long hole shape to be fixed to a casing of rotating machine such as a motor or a generator, and an engaging hole to be engaged with a pawl of the resolver cover 30.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了应对由温度变化引起的膨胀或收缩,并且在不增加部件数量的情况下保护旋转变压器转子侧和线圈基板的外周端。 解决方案:该旋转变压器1具有转子板41,该转子板41装配在转轴42的键槽中并连接到转轴42,旋转变压器定子2用于检测转子板41的旋转位置。旋转变压器定子 2包括用于保护定子铁芯11的线圈基板20并将其固定到定子铁芯11的旋转变压器盖30.线圈基板20包括一个孔,该定位销12是定子芯11的突起的定子销12 ,形成在孔周围的线圈图案21和与形成在线圈基板20上的线圈图案连接的引线27.定子芯11的周边部分包括具有长孔形状的安装孔,固定到壳体 旋转机器如电动机或发电机,以及与解析器盖30的棘爪接合的接合孔。(C)2010年,JPO和INPIT
    • 6. 发明专利
    • Angle detector
    • 角度探测器
    • JP2012220406A
    • 2012-11-12
    • JP2011088208
    • 2011-04-12
    • Minebea Co Ltdミネベア株式会社
    • MATSUURA MUTSUMISANO TAKASHIMIYAO KAZUKISAKAMOTO RYUTA
    • G01D5/20
    • G01D5/2046
    • PROBLEM TO BE SOLVED: To provide an angle detector which has a simple structure, can be easily manufactured and can secure redundancy at the time of failure, while having the structure obtained by combining multiple resolvers.SOLUTION: In the structure obtained by combining two resolvers in an axis direction, as a stator core 100, there are stacked a first stator core 103 having multiple salient poles 101 extending in an axial center direction and a second stator core 104 having multiple salient poles 102 extending in the axial center direction. When viewed from the axis direction, positions of the salient poles 101 and the salient poles 102 are displaced, and each of the salient poles 102 is located between the adjacent salient poles 101.
    • 要解决的问题:提供具有简单结构的角度检测器,可以容易地制造并且可以在故障时确保冗余,同时具有通过组合多个分解器而获得的结构。 解决方案:在通过组合两个分解器在轴向上获得的结构中,作为定子芯100,堆叠具有沿轴向中心方向延伸的多个凸极101的第一定子芯103和具有沿轴向中心方向延伸的第二定子芯104, 沿轴向中心方向延伸的多个凸极102。 从轴方向观察时,凸极101和凸极102的位置偏移,各凸极102位于相邻的凸极101之间。(C)2013,JPO&INPIT
    • 7. 发明专利
    • Stator structure of resolver
    • 解决方案的定子结构
    • JP2010127834A
    • 2010-06-10
    • JP2008304644
    • 2008-11-28
    • Minebea Co Ltdミネベア株式会社
    • MURAOKA TERUAKIMATSUURA MUTSUMI
    • G01D5/245H02K11/00H02K24/00
    • PROBLEM TO BE SOLVED: To provide a stator structure of a resolver, capable of measuring the temperature of a motor, without having to install a temperature detector or wiring a temperature detecting conductor, on the part of the motor where the resolver is to be installed. SOLUTION: The stator structure of the resolver includes a substantially circular stator core 2 having stationary magnetic poles 10 projecting inwardly along a radial direction; sustantially circular first and second insulating members 4 and 5 arranged substantially concentrically with the stator core 2 so as to catch the stator core 2 therebetween; and a terminal block 12, arranged on a part of either one of the first and second insulating members 4 and 5 and provided with a plurality of resolver signal terminal pins 21 for connecting an end wire of a stator winding 8 which is to be wound around the stationary magnetic poles 10. A stator 1 of the resolver is provided with a temperature detecting section 40 for detecting the temperature of the motor, on either the first or second insulating members 4 and 5. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种旋转变压器的定子结构,能够测量电动机的温度,而不必在电动机的一部分上安装温度检测器或布线温度检测导体,其中分解器是 要安装。 解决方案:旋转变压器的定子结构包括具有沿着径向向内突出的固定磁极10的大致圆形的定子芯2; 与定子铁心2基本上同心配置,以便在它们之间卡住定子铁芯2的持续圆形的第一和第二绝缘构件4和5; 以及端子排12,布置在第一和第二绝缘构件4,5中的任一个的一部分上,并且设置有用于连接待缠绕的定子绕组8的端部线的多个旋转变压器信号端子引脚21 固定磁极10.旋转变压器的定子1设置有温度检测部分40,用于在第一或第二绝缘构件4和5上检测电动机的温度。版权所有(C)2010, JPO&INPIT
    • 8. 发明专利
    • Stator structure of resolver
    • 解决方案的定子结构
    • JP2010122159A
    • 2010-06-03
    • JP2008298065
    • 2008-11-21
    • Minebea Co Ltdミネベア株式会社
    • MURAOKA TERUAKIMATSUURA MUTSUMI
    • G01D5/245H02K3/50H02K24/00
    • PROBLEM TO BE SOLVED: To provide a stator structure of a resolver which can be mounted to an apparatus side to which the resolver is mounted without requiring a wasteful space.
      SOLUTION: In the stator structure 1 of the resolver including: a substantially ring-like stator core 2 having a fixed magnetic pole 10 projected inward along a radial direction; first and second substantially ring-like insulation members 4, 6 concentrically provided at the stator core 2 so as to sandwich the stator core 2; and a terminal board 12 provided at a part of one of the first and second insulation members 4, 6 and provided with a plurality of terminal pins 21 for connecting an end wire 8a of a stator winding 8 wound around the fixed magnetic pole 10, the terminal board 12 is formed on either of circumferences of the first and second insulation members 4, 6.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种旋转变压器的定子结构,其可以安装到安装有旋转变压器的装置侧,而不需要浪费空间。 解决方案:在旋转变压器的定子结构1中,包括:具有沿着径向向内突出的固定磁极10的大致环状的定子铁心2; 同心地设置在定子铁芯2上以夹着定子铁心2的第一和第二大致环状绝缘构件4,6; 以及设置在第一和第二绝缘构件4,6之一的一部分上的端子板12,并且设置有用于连接卷绕在固定磁极10上的定子绕组8的端部线8a的多个端子引脚21, 端子板12形成在第一和第二绝缘构件4,6的周向上。(C)2010,JPO和INPIT
    • 9. 发明专利
    • Method of winding coil for detector
    • 用于检测器卷绕线圈的方法
    • JP2010063309A
    • 2010-03-18
    • JP2008228438
    • 2008-09-05
    • Minebea Co Ltdミネベア株式会社
    • OCHIAI TAKAAKIMATSUURA MUTSUMI
    • H02K24/00G01D5/245
    • PROBLEM TO BE SOLVED: To provide a method of winding a coil for a detector, which suppresses a reduction in accuracy of detecting an angle by reducing interference of magnetic flux leaking from a rotating transformer to a stator without adding new components nor new work processes. SOLUTION: In a method of winding a coil for a detector, a winding group for one phase is constructed so that a magnetic flux distribution obtained by connecting a winding group wound around fixed magnetic poles in series may follow a sine wave distribution of 2P poles, and a winding group for n phases is constructed by using a plurality of winding groups for one phase so as to obtain a sine wave magnetic flux distribution of 2P poles and n phases. Crossover wires between the fixed magnetic poles in the winding groups for one phase are so formed that a half of the crossover wires (for example, crossover wires of winding group 1) and the remaining half of the crossover wires (for examples, crossover wires of the winding group 4) are in opposite directions along the circumferential direction of a stator core and that the total length may be the same. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种卷绕检测器的线圈的方法,其通过减少从旋转变压器泄漏到定子的磁通的干扰而抑制角度检测的精度,而不增加新的部件或新的 工作流程。 解决方案:在卷绕检测器的线圈的方法中,构造一相的绕组组,使得通过将缠绕在固定磁极上的绕组组连接而获得的磁通分布可以遵循正弦波分布 2P极和n相的绕组组通过使用多个绕组组成一相,以获得2P极和n相的正弦波磁通分布。 用于一相的绕组中的固定磁极之间的交叉电线被形成为使得一半的交叉线(例如,绕组1的交叉线)和交叉线的剩余一半(例如,交叉线的交叉线 绕组4)沿着定子铁心的圆周方向呈相反方向,总长度可以相同。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Tandem rotation detector
    • TANDEM旋转检测器
    • JP2005121502A
    • 2005-05-12
    • JP2003357361
    • 2003-10-17
    • Minebea Co Ltdミネベア株式会社
    • MATSUURA MUTSUMI
    • G01B7/00G01B7/30G01D3/08G01D5/20G01L3/10
    • G01D5/2006G01D3/08G01L3/105
    • PROBLEM TO BE SOLVED: To provide a tandem rotation detector capable of highly accurate detection at all times by effectively preventing the occurrence of leakage flux between rotation angle detecting mechanisms.
      SOLUTION: The tandem rotation detector of this invention is provided with both a first rotation detecting mechanism 2A for generating magnetic flux in a coil 11A of a first outer core part 10A provided for the inside of a cylindrical housing 1 and detecting an angle of rotation of a rotating shaft 4A inserted in a center part of the housing 1 and a second rotation detecting mechanism 2B for generating magnetic flux in a coil 11B of a second outer core part 10B provided for the inside of the housing 1 and detecting an angle of rotation of a rotating shaft 4B. A current is made to flow through the first outer core part 10A and the coil 11B of the second outer core part 10B in coil directions different from each other.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过有效地防止旋转角检测机构之间的漏磁通的发生,提供一直能够始终高精度检测的串联式旋转检测器。 解决方案:本发明的串联旋转检测器具有在第一外芯部10A的线圈11A中产生磁通量的第一旋转检测机构2A,该第一外芯部10A设置在圆筒形壳体1的内部,并检测角度 插入在壳体1的中心部的旋转轴4A的旋转以及用于在设置在壳体1的内部的第二外芯部10B的线圈11B中产生磁通的第二旋转检测机构2B, 旋转轴4B的旋转。 使电流流过第二外芯部10B的第一外芯部10A和线圈11B,线圈方向彼此不同。 版权所有(C)2005,JPO&NCIPI