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41. 发明授权

US07202585B2 Brushless motor 有权
标题翻译：无刷电机
公开(公告)号：US07202585B2
公开(公告)日：2007-04-10
申请号：US10997876
申请日：2004-11-29
申请人： Katsumi Ohata , Masatsugu Nakano , Tetsunao Takaki
发明人： Katsumi Ohata , Masatsugu Nakano , Tetsunao Takaki
IPC分类号： H02K21/12
CPC分类号： H02K1/278
摘要： A brushless motor is capable of increasing output torque while suppressing an increase in iron loss. A plurality of magnets are magnetized in reverse radial orientation in such a manner that magnetic fields directed toward a stator converge toward the stator, and each of the magnets is provided at opposite ends of its outer peripheral surface with a pair of notched portions that are cut away to gradually approach in an axial direction as they proceed from an intermediate portion to the opposite ends.
摘要翻译：无刷电动机能够在抑制铁损的增加的同时增加输出转矩。多个磁体以反向径向定向磁化，使得朝向定子的磁场朝向定子会聚，并且每个磁体设置在其外周面的相对端部，其中一对切口部分被切割在从中间部分到相对端进行时沿轴向逐渐接近。

42. 发明申请

US20050023919A1 Permanent magnet motor 有权
标题翻译：永磁电机
公开(公告)号：US20050023919A1
公开(公告)日：2005-02-03
申请号：US10923790
申请日：2004-08-24
申请人： Masatsugu Nakano , Tsutomu Tominaga , Hideki Megata , Masafumi Okazaki
发明人： Masatsugu Nakano , Tsutomu Tominaga , Hideki Megata , Masafumi Okazaki
IPC分类号： H02K1/14 , H02K1/27 , H02K21/12 , H02K29/03
CPC分类号： H02K29/03 , H02K1/146 , H02K1/278 , H02K21/12
摘要： A permanent magnet motor having a rotor with permanent magnets disposed on the outer circumferential face at a predetermined interval in a peripheral direction, and a stator with magnetic pole pieces arranged at a predetermined spacing in the peripheral direction, the magnetic pole pieces being opposed to the permanent magnets, the stator surrounding the rotor, wherein auxiliary grooves are provided on a face of each magnetic pole piece of the stator opposed to the permanent magnets of the rotor, and a skew having an electric angle in a range of 61° to 84° is provided relatively between the rotor and the stator.
摘要翻译：一种永磁电动机，其具有永久磁铁的转子，所述转子具有以周向方向以预定间隔设置在所述外周面上的定子，所述定子具有以周向方向以预定间隔排列的所述磁极片，所述磁极片与所述磁极片相对，永磁体，围绕转子的定子，其中辅助槽设置在与转子的永磁体相对的定子的每个磁极片的表面上，并且具有61°至84°的电角度的歪斜相对设置在转子和定子之间。

43. 发明授权

US09097883B2 Catadioptric optical system and image-pickup apparatus having the same 有权
标题翻译：反折射光学系统和具有其的摄像装置
公开(公告)号：US09097883B2
公开(公告)日：2015-08-04
申请号：US13353385
申请日：2012-01-19
申请人： Masatsugu Nakano
发明人： Masatsugu Nakano
IPC分类号： G02B17/00 , G02B13/18 , G02B17/08 , G02B27/00 , G02B21/04
CPC分类号： G02B13/18 , G02B17/0808 , G02B21/04 , G02B27/005
摘要： A catadioptric optical system includes a first imaging optical system including a catadioptric part configured to condense a light flux from an object and to form an intermediate image of the object, and a second imaging optical system including a dioptric part configured to form an image of the intermediate image on an image surface. The light flux from the object passes through the light transmission part of the first optical element, the negative lens, the backside reflection part of the second optical element, the negative lens, the backside reflection part of the first optical element, the negative lens, and the light transmission part of the second optical element, in this order, and is emitted to the second imaging optical system. An Abbe number of a material of the negative lens is larger than that of a material of the second optical element.
摘要翻译：反折射光学系统包括第一成像光学系统，该第一成像光学系统包括被配置为冷凝来自物体的光束并形成物体的中间图像的反射折射部分，以及第二成像光学系统，包括被配置为形成所述物体的图像的折射部分图像表面上的中间图像。来自物体的光束通过第一光学元件的透光部，负透镜，第二光学元件的背面反射部，负透镜，第一光学元件的背面反射部，负透镜，和第二光学元件的光透射部分，并且被发射到第二成像光学系统。负透镜的材质的阿贝数大于第二光学元件的材料的阿贝数。

44. 发明授权

US08908294B2 Catadioptric optical system with high numerical aperture 有权
标题翻译：反折射光学系统具有高数值孔径
公开(公告)号：US08908294B2
公开(公告)日：2014-12-09
申请号：US13475481
申请日：2012-05-18
申请人： Masatsugu Nakano
发明人： Masatsugu Nakano
IPC分类号： G02B17/00 , G02B21/02 , G02B21/04 , G02B17/08
CPC分类号： G02B17/0824 , G02B17/0856 , G02B21/04
摘要： An optical system includes a first optical group configured to form, at a first intermediate image plane, a first intermediate image of an object disposed at an object plane; a second optical group and a third optical group configured to form, at an image plane, a final image of the object based on the first intermediate image. The first optical group consists of a solid lens having a first surface and a concave second surface facing the first surface; the solid lens is configured to collect light originated at the object and to reflect thereinside at least twice the collected light. The second optical group includes at least one mangin mirror and the third optical group includes a plurality of lenses. The first, second and third optical groups can appropriately control axial chromatic aberration and Petzval curvature, so that imaging with high NA illumination may be performed.
摘要翻译：光学系统包括：第一光学组，被配置为在第一中间像平面处形成设置在物平面处的物体的第一中间图像; 第二光学组和第三光学组，被配置为基于所述第一中间图像在所述图像平面处形成所述对象的最终图像。第一光学组由具有第一表面和面向第一表面的凹形第二表面的实心透镜组成; 固体透镜被配置成收集起源于物体的光，并在其上反射收集的光的至少两倍。第二光学组包括至少一个制镜，第三光学组包括多个透镜。第一，第二和第三光学组可以适当地控制轴向色差和Petzval曲率，使得可以执行具有高NA照明的成像。

45. 发明申请

US20140340015A1 BRUSHLESS MOTOR, EXTERNAL AC VOLTAGE SOURCE, AND ELECTRIC POWER STEERING DEVICE 有权
标题翻译：无刷电机，外部交流电源和电动转向装置
公开(公告)号：US20140340015A1
公开(公告)日：2014-11-20
申请号：US14369828
申请日：2013-01-11
申请人： Yu Hirotani , Ryuichi Takiguchi , Yuji Takizawa , Tetsuya Kojima , Masatsugu Nakano , Satoru Akutsu
发明人： Yu Hirotani , Ryuichi Takiguchi , Yuji Takizawa , Tetsuya Kojima , Masatsugu Nakano , Satoru Akutsu
IPC分类号： H02P25/02
CPC分类号： H02P25/026 , B62D5/046 , H02P2207/05
摘要： The present invention provides a brushless motor in which the voltage utilization ratio can be increased and the torque and output of the motor can thereby be increased, and also provides a drive method for a brushless motor. The brushless motor includes an armature constituted by an armature core having armature windings of a plurality of phases, and a field pole constituted by a field pole core having a plurality of permanent magnets. A voltage, in which at least a 5th order harmonic component is superimposed on a 1st order fundamental wave of a voltage under predetermined phase difference condition and amplitude condition in order to increase a 1st order fundamental wave peak of the applied voltage over an applied voltage peak, is applied to the armature windings.
摘要翻译：本发明提供一种无刷电动机，其中可以提高电压利用率，从而可以提高电动机的转矩和输出，并且还提供了一种用于无刷电动机的驱动方法。无刷电动机包括由具有多相电枢绕组的电枢铁心构成的电枢和由具有多个永久磁铁的场极铁芯构成的场极。在预定的相位差条件和振幅条件下，在电压的1阶基波上叠加有至少5次谐波分量的电压，以便在施加的电压峰值上增加施加电压的1阶基波峰值，被施加到电枢绕组。

46. 发明授权

US08680731B2 Permanent-magnetic type rotary electric machine 有权
标题翻译：永磁式旋转电机
公开(公告)号：US08680731B2
公开(公告)日：2014-03-25
申请号：US12540112
申请日：2009-08-12
申请人： Satoru Akutsu , Hideya Nishikawa , Yoshihito Asao , Masatsugu Nakano
发明人： Satoru Akutsu , Hideya Nishikawa , Yoshihito Asao , Masatsugu Nakano
IPC分类号： H02K21/16 , H02K1/06
CPC分类号： H02K29/03 , H02K1/278 , H02K21/16 , H02K2201/06
摘要： A permanent-magnetic type rotary electric machine includes a stator having teeth that are arranged in the peripheral direction thereof and around which armature windings of plural phases are wound, and a rotor having plural permanent magnets arranged so that the poles of the permanent magnets are alternately different in the peripheral direction thereof, higher harmonic waves being contained in a no-load induced voltage waveform. A (6p−1)-th higher harmonic wave and a (6p−1)-th higher harmonic wave (p represents a positive integer) when an electrical angle of 360° is set as a fundamental wave in the no-load induced voltage waveform are made substantially coincident with each other in amplitude and phase.
摘要翻译：一种永久磁铁式旋转电机，其特征在于，具有沿周向配置有齿的绕组的多个电枢绕组绕组的定子，具有多个永久磁铁的转子使得永久磁铁的极数交替在其周向不同，高次谐波包含在无负载感应电压波形中。当空载感应电压为360°的电角设定为基波时，A（6p-1）高次谐波和（6p-1）高次谐波（p表示正整数）波形在振幅和相位上彼此基本一致。

47. 发明授权

US08670902B2 Electric power steering apparatus 有权
标题翻译：电动助力转向装置
公开(公告)号：US08670902B2
公开(公告)日：2014-03-11
申请号：US12947490
申请日：2010-11-16
申请人： Yoshihiko Kimpara , Takayuki Kifuku , Masatsugu Nakano
发明人： Yoshihiko Kimpara , Takayuki Kifuku , Masatsugu Nakano
IPC分类号： G06F19/00
CPC分类号： B62D5/046 , B62D5/0469 , H02P21/0089 , H02P21/06 , H02P21/22
摘要： An electric power steering apparatus includes an rotating AC machine which generates an auxiliary torque for assisting a steering torque of a steering system; and a controller which performs control so that the allowed electric current amplitude of the rotating AC machine becomes large if a rotational speed of the rotating AC machine is increased. Accordingly, it is possible to release or lessen the limit on the number of repetitions or continuous time of the “stationary steering” or the “end contact”.
摘要翻译：一种电动助力转向装置，包括：旋转交流电机，产生用于辅助转向系统的转向转矩的辅助转矩; 以及控制器，其执行控制，使得如果旋转AC机器的旋转速度增加，则旋转AC机器的允许电流振幅变大。因此，可以释放或减轻“静止转向”或“终点接触”的重复次数或连续时间的限制。

48. 发明申请

US20130329282A1 CATADIOPTRIC OPTICAL ELEMENT AND OPTICAL SYSTEM INCLUDING SAME 有权
标题翻译：光电子元件和包括其中的光学系统
公开(公告)号：US20130329282A1
公开(公告)日：2013-12-12
申请号：US13492167
申请日：2012-06-08
申请人： Masatsugu Nakano
发明人： Masatsugu Nakano
IPC分类号： G02B17/08
CPC分类号： G02B17/084 , G02B21/04
摘要： A catadioptric lens comprises, a first surface configured to introduce a ray within the catadioptric lens; and a second surface, with a reflective film, configured to reflect the introduced ray to the first surface; the second surface having a first reflection area and a second reflection area surrounded by the first reflection area, wherein the ray, which has been introduced from the first surface and has traveled to the first reflection area, is reflected on the first reflection area by total internal reflection, and the ray, which has been introduced from the first surface and has traveled to the second reflection area, is reflected by the reflective film.
摘要翻译：反射折射透镜包括：被构造成将光线引入反射折射透镜内的第一表面; 以及具有反射膜的第二表面，被配置为将引入的光线反射到第一表面; 所述第二表面具有由所述第一反射区域包围的第一反射区域和第二反射区域，其中已经从所述第一表面引入并已经行进到所述第一反射区域的所述光线在所述第一反射区域上被反射总计内反射，并且从第一表面引入并且已经行进到第二反射区域的光线被反射膜反射。

49. 发明申请

US20130154436A1 PERMANENT MAGNET TYPE ROTARY ELECTRIC MACHINE AND ELECTRIC POWER STEERING APPARATUS USING THE SAME 有权
公开(公告)号：US20130154436A1
公开(公告)日：2013-06-20
申请号：US13697064
申请日：2010-09-06
申请人： Masatsugu Nakano , Toshihiro Matsunaga , Yusuke Morita , Misa Nakayama , Kazuhisa Takashima , Satoru Akutsu
发明人： Masatsugu Nakano , Toshihiro Matsunaga , Yusuke Morita , Misa Nakayama , Kazuhisa Takashima , Satoru Akutsu
IPC分类号： H02K1/16
CPC分类号： H02K1/16 , B62D5/046 , H02K1/146 , H02K1/148 , H02K1/276 , H02K1/278 , H02K21/16 , H02K29/03 , H02K2213/03
摘要： Not less than two regions different in magnetic circuit design are provided in a rotational axis direction of the rotor (30), the regions being different by changing a cross-sectional shape in the rotational axis direction in a cross-section perpendicular to a rotational shaft (10) of the rotor (30) having the permanent magnets (1) and the rotor core (2); the supplemental grooves (5) are provided in axial partial regions of each of the teeth (7) of the stator core (3); and the region in which the supplemental groove (5) is provided is each partial region for each region facing a region same in magnetic circuit design of the rotor (30). This enables to reduce cogging torque generated by variations on the rotor side.

50. 发明申请

US20130088128A1 DEVICE FOR CONTROLLING DRIVE OF MOTOR FOR ELECTRIC POWER STEERING DEVICE 有权
标题翻译：用于控制用于电动转向装置的电动机驱动的装置
公开(公告)号：US20130088128A1
公开(公告)日：2013-04-11
申请号：US13703992
申请日：2011-02-23
申请人： Masatsugu Nakano , Yoshihito Asao
发明人： Masatsugu Nakano , Yoshihito Asao
IPC分类号： H05K7/20 , H02K11/00 , H05K7/06
CPC分类号： H05K7/2039 , B62D5/0406 , H02K11/33 , H05K7/06 , H05K7/20445 , H05K7/20854 , H05K7/209
摘要： A device designed to reduce temperature rise in its control board. The device includes a switching element; a coil; a smoothing capacitor; an electrical connection member for electrically connecting the switching element with the smoothing capacitor and the coil; a control board that mounts a control element; a control signal line for electrically connecting the switching element with the control board; and a switching element placing portion for placing the switching element thereon. The electrical connection member is arranged between the switching element and the control board; the smoothing capacitor and the coil are arranged, with respect to the electrical connection member, on a side of the switching element; and end surfaces of the smoothing capacitor and the coil are positioned, with respect to the electrical connection member, apart from a plane where the switching element and the switching element placing portion are adjoined together.
摘要翻译：一种设计用于降低其控制板温升的装置。该装置包括开关元件; 线圈平滑电容器; 用于将开关元件与平滑电容器和线圈电连接的电连接构件; 安装控制元件的控制板; 用于将开关元件与控制板电连接的控制信号线; 以及用于将开关元件放置在其上的开关元件放置部。电连接构件设置在开关元件和控制板之间; 平滑电容器和线圈相对于电连接构件布置在开关元件的一侧上; 并且平滑电容器和线圈的端面相对于电连接构件被定位成与开关元件和开关元件放置部分相邻的平面。

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