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公开(公告)号：US20160276881A1
公开(公告)日：2016-09-22
申请号：US15062613
申请日：2016-03-07
发明人： Hiroshi TAKAHASHI , Yasuhito UEDA , Takahiro KOKUBO , Toyonobu YAMADA , Yoshiro SHINODA , Hisaaki SHIMOZU , Yuji YAMAMOTO
CPC分类号： H02K1/148 , B66B11/043 , H02K1/145 , H02K1/185 , H02K37/14 , H02K2201/06
摘要： According to one embodiment, an electrical machine includes a rotor and an armature. The armature includes first to third stator cores, and an armature coil. The first and second stator cores are arranged along a direction of a rotation axis of the rotor. The third stator core is arranged opposite to the first and second stator cores. The armature coil is provided between the first and second stator cores. The first and second stator cores have a same shape and each include magnetic poles and a first positioning part. The third stator core includes a second positioning part. A relative phase angle of the first stator core and a relative phase angle of the second stator core in the rotation direction are set by using the first positioning part and the second positioning part.
摘要翻译： 根据一个实施例，电机包括转子和电枢。 电枢包括第一至第三定子铁心和电枢线圈。 第一和第二定子铁心沿着转子的旋转轴线的方向布置。 第三定子铁心与第一和第二定子铁芯相对设置。 电枢线圈设置在第一和第二定子芯之间。 第一和第二定子铁芯具有相同的形状，并且各自包括磁极和第一定位部件。 第三定子铁芯包括第二定位部。 通过使用第一定位部和第二定位部来设定第一定子铁心的相对相位角和第二定子铁心在旋转方向上的相对相位角。
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公开(公告)号：US20150015126A1
公开(公告)日：2015-01-15
申请号：US14328135
申请日：2014-07-10
发明人： Yasuhito UEDA
CPC分类号： H02K1/145 , H02K1/243 , H02K11/21 , H02K19/10 , H02K2201/12
摘要： According to an embodiment, a rotating electrical machine includes a rotor and a stator. The rotor includes a first coil, first magnetic poles and second magnetic poles. The stator includes a second coil, third magnetic poles and fourth magnetic poles. One of a first magnetic pole and a second magnetic pole opposite to the first magnetic pole is formed such that a leading end of the one of the first magnetic pole and the second magnetic pole lies opposite a central portion of an opposite surface of the stator. One of a third magnetic pole and a fourth magnetic pole opposite to the third magnetic pole is formed such that a leading end of the one of the third magnetic pole and the fourth magnetic pole lies opposite a central portion of an opposite surface of the rotor.
摘要翻译： 根据实施例，旋转电机包括转子和定子。 转子包括第一线圈，第一磁极和第二磁极。 定子包括第二线圈，第三磁极和第四磁极。 形成与第一磁极相对的第一磁极和第二磁极之一，使得第一磁极和第二磁极中的一个的前端与定子的相对表面的中心部分相对。 形成与第三磁极相反的第三磁极和第四磁极之一，使得第三磁极和第四磁极中的一个的前端与转子的相对表面的中心部分相对。
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公开(公告)号：US20180198332A1
公开(公告)日：2018-07-12
申请号：US15690917
申请日：2017-08-30
发明人： Yasuhito UEDA , Hiroshi TAKAHASHI
IPC分类号： H02K1/27 , H02K1/14 , H02K1/02 , H02P25/022 , H02K1/24
CPC分类号： H02K1/2713 , H02K1/02 , H02K1/04 , H02K1/141 , H02K1/145 , H02K1/24 , H02K7/006 , H02K7/1838 , H02K16/00 , H02K19/10 , H02K21/145 , H02K2201/12 , H02P25/022 , H02P25/024
摘要： A rotary electric machine in an embodiment includes a stator, and a rotor capable of rotating around a rotation center. The rotor includes a first rotor core, a second rotor core, and a magnet. The first rotor core includes first rotor magnetic poles that are arranged being spaced apart from one another in a circumferential direction and that face first stator magnetic poles, and is annular. The second rotor core includes second rotor magnetic poles that are arranged being spaced apart from one another in the circumferential direction and that face second stator magnetic poles, and is annular. The magnet is located between the first rotor core and the second rotor core and provided with a slit-like magnet separation portion that separates at least a part thereof in the circumferential direction, and is annular.
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公开(公告)号：US20170267493A1
公开(公告)日：2017-09-21
申请号：US15259741
申请日：2016-09-08
摘要： According to one embodiment, a rotating electrical machine includes an annular winding, a stator core, and a rotor core. At least one of the stator core and the rotor core includes a first member and a second member. The first member and the second member are formed in annular shape. The first member and the second member overlap each other in an axial direction of the shaft. The first member includes a slit-shaped first insulation section. The first insulation section extends in the axial direction. The second member includes a slit-shaped second insulation section. The second insulation section extends in the axial direction. The first member and the second member are integrally connected. The first insulation section and the second insulation section are disposed at different positions in the rotation direction.
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公开(公告)号：US20160276880A1
公开(公告)日：2016-09-22
申请号：US15059684
申请日：2016-03-03
发明人： Yasuhito UEDA , Hiroshi TAKAHASHI
CPC分类号： H02K29/03 , H02K21/145 , H02K2201/06 , H02K2213/03
摘要： According to one embodiment, a transverse flux machine includes a stator and a rotor. The stator includes a winding and a first ferromagnetic unit. The winding is wound along a rotational direction of a rotation axis. The first ferromagnetic unit has L (L is integral number) magnetic poles holding the winding. The rotor is rotatable relatively to the stator around the rotation axis. The rotor includes a second ferromagnetic unit having L magnetic poles facing the first ferromagnetic unit. If an order of harmonic component of torque ripple to be reduced is (N×1), (N×2), . . . , (N×(M−1)) (M and N are integral numbers. ML), among L magnetic poles in the first and second ferromagnetic units, a relative position of M magnetic poles along the rotational direction is shifted by θ1 ((180°/N/M)θ1(540°/N/M)) in order.
摘要翻译： 根据一个实施例，横向磁通机包括定子和转子。 定子包括绕组和第一铁磁单元。 沿着旋转轴线的旋转方向卷绕绕组。 第一铁磁单元具有保持绕组的L（L是整数）磁极。 转子可绕旋转轴线相对于定子旋转。 转子包括具有面对第一铁磁单元的L个磁极的第二铁磁单元。 如果要减小转矩波动的谐波分量的次序是（N×1），（N×2）。 。 。 ，（N×（M-1））（M和N是积分数ML），在第一和第二铁磁单元的L个磁极中，M个磁极沿旋转方向的相对位置偏移θ1（ 180°/ N / M）θ1（540°/ N / M））。
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6.发明申请公开(公告)号：US20200295607A1
公开(公告)日：2020-09-17
申请号：US16555510
申请日：2019-08-29
发明人： Yasuhito UEDA , Hiroshi TAKAHASHI
摘要： An electric rotating machine according to an embodiment includes a stator, and a rotor that is rotatable about a rotational center. The stator includes a winding having an annular shape with the rotational center, a first core, and a second core. The first core surrounds a part of the winding, and has a pole face to which a magnetic flux is input in a first direction, and a pole face from which the magnetic flux is output in the first direction. The second core surrounds a part of the winding, and has a pole face to which a magnetic flux is input in a second direction, and a pole face from which the magnetic flux is output in the second direction. The rotor is positioned spaced from the first core and the second core, and is rotatable about the rotational center, relatively with respect to the stator.
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公开(公告)号：US20180166933A1
公开(公告)日：2018-06-14
申请号：US15687898
申请日：2017-08-28
摘要： According to one embodiment, a rotating electrical machine includes a shaft, an annular winding, a stator, a rotor, and a core supporter. The annular winding extends in a rotation direction of the shaft. The stator core includes a plurality of stator magnetic poles. The plurality of stator magnetic poles are arranged along the winding. The rotor core includes a plurality of rotor magnetic poles. The plurality of rotor magnetic poles are configured to face the plurality of stator magnetic poles. The core supporter is configured to support at least one of the stator core and the rotor core. The core supporter includes a first insulating section. The first insulating section extends in an axial direction of the shaft. The first insulating section has a slit-shape.
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公开(公告)号：US20150349589A1
公开(公告)日：2015-12-03
申请号：US14725700
申请日：2015-05-29
CPC分类号： H02K1/145 , H02K1/185 , Y02E10/725
摘要： According to an embodiment, an electric rotating machine includes a rotor element, an annular coil, a plurality of stator cores, and a plurality of wedge members. The rotor element is rotatable around a rotation axis. The coil is provided to be coaxial with the rotation axis. The plurality of stator cores are provided opposite to the rotor element and each includes a pair of magnetic pole parts opposing each other with the coil being interposed therebetween. Each of the plurality of wedge members is arranged between adjacent stator cores to apply preloads to the adjacent stator cores, the preloads containing components in a rotation direction of the rotor element and being opposite to each other.
摘要翻译： 根据一个实施例，旋转电机包括转子元件，环形线圈，多个定子芯和多个楔形构件。 转子元件可围绕旋转轴线旋转。 线圈设置成与旋转轴线同轴。 多个定子铁芯设置成与转子元件相对，并且每个定子铁心包括一对彼此相对的磁极部分，线圈被夹在它们之间。 多个楔形构件中的每一个布置在相邻的定子铁芯之间，以将预载荷施加到相邻的定子铁心，预载荷在转子元件的旋转方向上包含部件并且彼此相对。
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公开(公告)号：US20130176576A1
公开(公告)日：2013-07-11
申请号：US13781029
申请日：2013-02-28
发明人： Kazuo WATABE , Takashi USUI , Hideaki OKANO , Akihito OGAWA , Yasuhito UEDA , Shinichi TATSUTA , Yuji KUBOTA
IPC分类号： G01B11/14
CPC分类号： G01B11/14 , G01B11/002 , G11B7/0065 , G11B7/0916 , G11B7/1378 , G11B7/1381
摘要： According to one embodiment, a displacement detection device includes a light source, objective lens, beam splitter, aperture limiting element, and detection device. The beam splitter may separate reflected light into portions. The reflected light may be reflected by the medium and then transmitted through the objective lens. The aperture limiting element may include an aperture limited so as to block a portion of the reflected light. The detection device may detect displacement of the medium in a direction of the optical axis based on the reflected light having passed through the aperture limiting element.
摘要翻译： 根据一个实施例，位移检测装置包括光源，物镜，分束器，孔径限制元件和检测装置。 分束器可以将反射光分成多个部分。 反射光可以被介质反射，然后通过物镜透射。 孔径限制元件可以包括限制的孔径，以阻挡反射光的一部分。 检测装置可以基于穿过孔径限制元件的反射光来检测介质在光轴方向上的位移。
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10.发明申请公开(公告)号：US20200295620A1
公开(公告)日：2020-09-17
申请号：US16555174
申请日：2019-08-29
发明人： Hiroshi TAKAHASHI , Yasuhito UEDA
摘要： An electric rotating machine according to an embodiment includes a stator element, a rotor element, and a housing. The rotor element is rotatable about a rotation axis. The housing houses the stator element and the rotor element, and is provided with an electric insulating portion on a part of or whole of an inner surface including a surface facing at least one of the stator element and the rotor element.
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