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    • 31. 发明申请
    • Rotation angle detection device
    • 旋转角度检测装置
    • US20050168217A1
    • 2005-08-04
    • US11088889
    • 2005-03-25
    • Masatsugu NakanoYukari ToideSatoru Akutsu
    • Masatsugu NakanoYukari ToideSatoru Akutsu
    • G01D5/245B62D5/04G01B7/30G01D5/12G01D5/20G01N27/72H02K24/00
    • G01D5/2046
    • A highly accurate rotation angle detection device is realized by correcting a detecting position error caused by a machining error such as deterioration of roundness of an internal diameter of a stator. The rotation angle detection device is provided with a stator (12), which is provided with an exciting winding of one phase and two-phase output windings, and a rotor (13) having salient poles, in which the stator (12) has a plurality of teeth (11), the two-phase output windings are wound around the plurality of teeth, and the plurality of teeth include teeth for which the number of turns of the output windings is N and at least one of teeth for which the number of turns of the output windings is N±m (it is assumed that N and m are positive integers and N>m) and teeth for which the number of turns is m.
    • 通过校正由诸如定子的内径的圆度的劣化的加工误差引起的检测位置误差来实现高精度的旋转角度检测装置。 旋转角度检测装置设置有定子(12),其设置有一相和两相输出绕组的励磁绕组,以及具有凸极的转子(13),其中定子(12)具有 多个齿(11),两相输出绕组缠绕在多个齿上,并且多个齿包括输出绕组匝数为N的齿和至少一个齿数 输出绕组的匝数为N±m(假定N和m为正整数,N> m)和匝数为m的齿。
    • 32. 发明授权
    • Permanent magnet type rotary electric machine
    • 永磁式旋转电机
    • US09013083B2
    • 2015-04-21
    • US12778424
    • 2010-05-12
    • Yusuke MoritaMasatsugu NakanoSachiko Kawasaki
    • Yusuke MoritaMasatsugu NakanoSachiko Kawasaki
    • H02K1/06H02K11/00H02K21/16H02K1/14H02K1/22H02K29/12H02K21/14H02K29/06
    • H02K1/146H02K1/223H02K21/14H02K21/16H02K29/06H02K29/12H02K2213/03
    • Provided is a permanent magnet type motor including: a rotor including a rotor core and a plurality of permanent magnets; a conducting circuit including a first electric conductor extending in an axial direction of the rotor and being disposed between permanent magnets in a circumferential direction of the rotor and a second electric conductor for connecting the first electric conductors electrically; and a stator disposed so as to be opposed to the rotor, including a stator core and an armature winding. A rotation angle is detected by measuring current flowing in the armature winding. The stator core is formed to have a shape in which, a slot pitch is defined by ρs=(2×π×Rs)/Ns, where an inner radius of the stator is represented by Rs and a number of slots is represented by Ns, a value Wsn obtained by dividing a slot opening width Ws by the slot pitch ρs satisfies “0.08≦Wsn”.
    • 提供一种永磁式电动机,其包括:转子,包括转子芯和多个永磁体; 导体电路,包括沿着转子的轴向延伸并且在转子的周向上设置在永磁体之间的第一导电体和用于电连接第一导电体的第二电导体; 以及与转子相对设置的定子,包括定子芯和电枢绕组。 通过测量在电枢绕组中流动的电流来检测旋转角度。 定子铁芯的形状是这样一种形状:槽间距由&rgr; s =(2×&pgr;×Rs)/ Ns定义,其中定子的内半径由Rs表示,槽数为 通过用Ns表示,通过将槽开口宽度Ws除以槽间距&rgrs而获得的值Wsn满足“0.08≦̸ Wsn”。
    • 33. 发明申请
    • PERMANENT MAGNET TYPE ROTARY ELECTRIC MACHINE
    • 永磁式旋转电机
    • US20100295403A1
    • 2010-11-25
    • US12778424
    • 2010-05-12
    • Yusuke MORITAMasatsugu NakanoSachiko Kawasaki
    • Yusuke MORITAMasatsugu NakanoSachiko Kawasaki
    • H02K1/16H02K1/27
    • H02K1/146H02K1/223H02K21/14H02K21/16H02K29/06H02K29/12H02K2213/03
    • Provided is a permanent magnet type motor including: a rotor including a rotor core and a plurality of permanent magnets; a conducting circuit including a first electric conductor extending in an axial direction of the rotor and being disposed between permanent magnets in a circumferential direction of the rotor and a second electric conductor for connecting the first electric conductors electrically; and a stator disposed so as to be opposed to the rotor, including a stator core and an armature winding. A rotation angle is detected by measuring current flowing in the armature winding. The stator core is formed to have a shape in which, a slot pitch is defined by ρs=(2×π×Rs)/Ns, where an inner radius of the stator is represented by Rs and a number of slots is represented by Ns, a value Wsn obtained by dividing a slot opening width Ws by the slot pitch ρs satisfies “0.08≦Wsn”.
    • 提供一种永磁式电动机,其包括:转子,包括转子芯和多个永磁体; 导体电路,包括沿着转子的轴向延伸并且在转子的周向上设置在永磁体之间的第一导电体和用于电连接第一电导体的第二电导体; 以及与转子相对设置的定子,包括定子芯和电枢绕组。 通过测量在电枢绕组中流动的电流来检测旋转角度。 定子铁芯的形状是这样一种形状:槽间距由&rgr; s =(2×&pgr;×Rs)/ Ns定义,其中定子的内半径由Rs表示,槽数为 通过用Ns表示,通过将槽开口宽度Ws除以槽间距&rgrs而获得的值Wsn满足“0.08≦̸ Wsn”。
    • 36. 发明申请
    • OPTICAL SYSTEM WITH CATADIOPTRIC OPTICAL SUBSYSTEM
    • 光学系统与光电子系统
    • US20140204473A1
    • 2014-07-24
    • US14124646
    • 2012-06-08
    • Masatsugu NakanoJose Manuel Sasian-Alvarado
    • Masatsugu NakanoJose Manuel Sasian-Alvarado
    • G02B17/08
    • G02B17/0856G02B17/0808G03F7/70225G03F7/70241G03F7/70275
    • An optical system to form an image on an image plane includes, a catadioptric optical subsystem configured to collect light from an object plane; and a refractive optical subsystem configured to form the image on the image plane, the catadioptric and refractive optical subsystems being arranged in order from the object plane to the image plane along an optical axis of the optical system. A baffle to shut off light traveling toward the image plane without being reflected by the catadioptric optical subsystem is placed in the optical system, in order to form a shielded portion in a center of an exit pupil plane of the optical system, and the catadioptric optical subsystem includes a partially transparent surface around the optical axis of the optical system so that transmissivity of a region, other than the shielded portion, at the exit pupil plane varies in a radial direction of the exit pupil plane.
    • 用于在图像平面上形成图像的光学系统包括:被配置为从物平面收集光的反折射光学子系统; 以及折射光学子系统,被配置为在所述图像平面上形成所述图像,所述反射折射和折射光学子系统沿着所述光学系统的光轴从所述物体平面到所述像平面排列。 在光学系统中放置用于切断朝向图像平面行进而不被反射折射光学子系统反射的光的挡板,以便在光学系统的出射光瞳平面的中心形成屏蔽部分,并且反射折射光学 子系统包括围绕光学系统的光轴的部分透明的表面,使得除了出射光瞳面之外的屏蔽部分以外的区域的透射率在出射光瞳平面的径向方向上变化。
    • 37. 发明申请
    • MOTOR DRIVE APPARATUS
    • 电机驱动装置
    • US20130249356A1
    • 2013-09-26
    • US13990852
    • 2011-03-04
    • Masatsugu NakanoYoshihito AsaoIsao Sonoda
    • Masatsugu NakanoYoshihito AsaoIsao Sonoda
    • H02K5/22
    • H02K5/22H02K5/24H02K9/22H02K11/33
    • A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on the front side or rear side of the motor; and a housing 40 that is coupled to the heat sink and couples the heat sink to the frame or that covers the switching element mounted on the heat sink, and wherein an abutment surface 110 between the housing and the heat sink is located on a single plane intersecting with the direction of the rotation axis of the motor, and screw holes 42 and 52 for coupling the frame, the heat sink and the housing to each other are provided such that the positions in the circumferential direction of the screw holes 42 and 52 correspond to each other.
    • 安装有用于进行电动机10的驱动控制的开关元件73的电动机驱动控制装置30包括:放置在电动机的前侧或后侧的散热器50; 以及壳体40,其联接到散热器并且将散热器耦合到框架或者覆盖安装在散热器上的开关元件,并且其中壳体和散热器之间的邻接表面110位于单个平面 与电动机的旋转轴线方向相交,并且设置用于将框架,散热器和壳体彼此连接的螺钉孔42和52,使得螺钉孔42和52的圆周方向上的位置对应于 对彼此。
    • 39. 发明授权
    • Motor drive apparatus
    • 电机驱动装置
    • US09543802B2
    • 2017-01-10
    • US13990852
    • 2011-03-04
    • Masatsugu NakanoYoshihito AsaoIsao Sonoda
    • Masatsugu NakanoYoshihito AsaoIsao Sonoda
    • H02K5/22H02K5/24H02K9/22
    • H02K5/22H02K5/24H02K9/22H02K11/33
    • A motor drive control apparatus 30, on which a switching element 73 for performing drive control of the motor 10 is mounted, includes: a heat sink 50 placed on the front side or rear side of the motor; and a housing 40 that is coupled to the heat sink and couples the heat sink to the frame or that covers the switching element mounted on the heat sink, and wherein an abutment surface 110 between the housing and the heat sink is located on a single plane intersecting with the direction of the rotation axis of the motor, and screw holes 42 and 52 for coupling the frame, the heat sink and the housing to each other are provided such that the positions in the circumferential direction of the screw holes 42 and 52 correspond to each other.
    • 安装有用于进行电动机10的驱动控制的开关元件73的电动机驱动控制装置30包括:放置在电动机的前侧或后侧的散热器50; 以及壳体40,其联接到散热器并且将散热器耦合到框架或者覆盖安装在散热器上的开关元件,并且其中壳体和散热器之间的邻接表面110位于单个平面 与电动机的旋转轴线方向相交,并且设置用于将框架,散热器和壳体彼此连接的螺钉孔42和52,使得螺钉孔42和52的圆周方向上的位置对应于 对彼此。
    • 40. 发明授权
    • Optical system with catadioptric optical subsystem
    • 具有反射折射光学子系统的光学系统
    • US09341831B2
    • 2016-05-17
    • US14124646
    • 2012-06-08
    • Masatsugu NakanoJose Manuel Sasian-Alvarado
    • Masatsugu NakanoJose Manuel Sasian-Alvarado
    • G02B17/08G03F7/20
    • G02B17/0856G02B17/0808G03F7/70225G03F7/70241G03F7/70275
    • An optical system to form an image on an image plane includes, a catadioptric optical subsystem configured to collect light from an object plane; and a refractive optical subsystem configured to form the image on the image plane, the catadioptric and refractive optical subsystems being arranged in order from the object plane to the image plane along an optical axis of the optical system. A baffle to shut off light traveling toward the image plane without being reflected by the catadioptric optical subsystem is placed in the optical system, in order to form a shielded portion in a center of an exit pupil plane of the optical system, and the catadioptric optical subsystem includes a partially transparent surface around the optical axis of the optical system so that transmissivity of a region, other than the shielded portion, at the exit pupil plane varies in a radial direction of the exit pupil plane.
    • 用于在图像平面上形成图像的光学系统包括:被配置为从物平面收集光的反折射光学子系统; 以及折射光学子系统,被配置为在所述图像平面上形成所述图像,所述反射折射和折射光学子系统沿着所述光学系统的光轴从所述物体平面到所述像平面排列。 在光学系统中放置用于切断朝向图像平面行进而不被反射折射光学子系统反射的光的挡板,以便在光学系统的出射光瞳平面的中心形成屏蔽部分,并且反射折射光学 子系统包括围绕光学系统的光轴的部分透明的表面,使得除了出射光瞳面之外的屏蔽部分以外的区域的透射率在出射光瞳平面的径向方向上变化。