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1. 发明授权

US08816559B2 Squirrel cage induction motor and squirrel cage induction motor driving system 有权
标题翻译：鼠笼式感应电动机和鼠笼式感应电动机驱动系统
公开(公告)号：US08816559B2
公开(公告)日：2014-08-26
申请号：US13125492
申请日：2009-08-20
申请人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu
发明人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu
IPC分类号： H02K17/16 , H02K17/00
CPC分类号： H02K17/165 , H02K1/165
摘要： A squirrel cage induction motor includes: a stator core (11); a plurality of stator slots (12) radially disposed in a circumferential direction of the stator core (11) with predetermined intervals; a plurality of stator windings (13) housed in the stator slots respectively; a rotor core (21); a plurality of rotor slots (22) radially disposed in a circumferential direction of the rotor core (22) with predetermined intervals; a plurality of rotor conductors (23) housed in the rotor slots (22) respectively. The stator windings (13) and the rotor conductors (23) includes electrically conductive materials mainly composed of copper. An area ratio of a total area of the stator slots (12) to a total area of the rotor slots (22) is not smaller than 2.7 and not greater than 8.0 to provide compatibility between the starting characteristic (starting torque) and the steady characteristic (for a high efficiency) can be provided.
摘要翻译：鼠笼式感应电动机包括：定子铁心（11）; 多个定子槽（12），其以预定间隔在所述定子铁心（11）的周向径向设置; 分别容纳在所述定子槽中的多个定子绕组（13）转子芯（21）; 多个转子槽（22），其以预定的间隔沿转子芯（22）的圆周方向径向设置; 分别容纳在转子槽（22）中的多个转子导体（23）。定子绕组（13）和转子导体（23）包括主要由铜组成的导电材料。定子槽（12）的总面积与转子槽（22）的总面积的面积比不小于2.7且不大于8.0，以提供起动特性（启动转矩）和稳定特性之间的兼容性（为了高效率）。

2. 发明授权

US08841812B2 Squirrel-cage induction motor 有权
标题翻译：鼠笼式感应电动机
公开(公告)号：US08841812B2
公开(公告)日：2014-09-23
申请号：US13034659
申请日：2011-02-24
申请人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu , Atsushi Abe
发明人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu , Atsushi Abe
IPC分类号： H02K1/06 , H02K17/16
CPC分类号： H02K17/165 , H02K2213/03
摘要： An object of the present invention is to provide a squirrel-cage induction motor with high efficiency. In a squirrel-cage induction motor including a stator in which stator windings are wound in a number of stator slots arranged at intervals in the vicinity of the inner periphery of a stator core and a rotor in which rotor conductors are embedded in a number of rotor slots arranged at intervals in the vicinity of the outer periphery of a rotor core and end rings are provided at both ends of the rotor core, the rotor core is formed of a plurality of blocks, an annular short-circuit ring is provided between respective blocks of the rotor core to short-circuit the rotor conductors, and laminated thickness of the rotor core is made larger than laminated thickness of the stator core.
摘要翻译：本发明的目的是提供一种高效率的鼠笼式感应电动机。在包括定子的鼠笼式感应电动机中，其中定子绕组缠绕在定子芯的内周周围间隔设置的多个定子槽中，转子的转子在其中嵌入多个转子在转子铁芯的两端设置间隔设置在转子铁心的外周的端部，端环设置在转子铁心的两端，转子铁芯由多个块构成，环状的短路环设置在各块之间转子芯的短路，使转子芯的层叠厚度大于定子铁芯的层叠厚度。

3. 发明申请

US20110210692A1 Squirrel Cage Induction Motor and Squirrel Cage Induction Motor Driving System 有权
标题翻译：鼠笼式感应电动机和鼠笼式感应电动机驱动系统
公开(公告)号：US20110210692A1
公开(公告)日：2011-09-01
申请号：US13125492
申请日：2009-08-20
申请人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu
发明人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu
IPC分类号： H02K17/16 , H02P1/26
CPC分类号： H02K17/165 , H02K1/165
摘要： A squirrel cage induction motor includes: a stator core (11); a plurality of stator slots (12) radially disposed in a circumferential direction of the stator core (11) with predetermined intervals; a plurality of stator windings (13) housed in the stator slots respectively; a rotor core (21); a plurality of rotor slots (22) radially disposed in a circumferential direction of the rotor core (22) with predetermined intervals; a plurality of rotor conductors (23) housed in the rotor slots (22) respectively. The stator windings (13) and the rotor conductors (23) includes electrically conductive materials mainly composed of copper. An area ratio of a total area of the stator slots (12) to a total area of the rotor slots (22) is not smaller than 2.7 and not greater than 8.0 to provide compatibility between the starting characteristic (starting torque) and the steady characteristic (for a high efficiency) can be provided.
摘要翻译：鼠笼式感应电动机包括：定子铁心（11）; 多个定子槽（12），其以预定间隔在所述定子铁心（11）的周向径向设置; 分别容纳在所述定子槽中的多个定子绕组（13）转子芯（21）; 多个转子槽（22），其以预定的间隔沿转子芯（22）的圆周方向径向设置; 分别容纳在转子槽（22）中的多个转子导体（23）。定子绕组（13）和转子导体（23）包括主要由铜组成的导电材料。定子槽（12）的总面积与转子槽（22）的总面积的面积比不小于2.7且不大于8.0，以提供起动特性（启动转矩）和稳定特性之间的兼容性（为了高效率）。

4. 发明申请

US20110234039A1 SQUIRREL-CAGE INDUCTION MOTOR 有权
标题翻译：电磁感应电动机
公开(公告)号：US20110234039A1
公开(公告)日：2011-09-29
申请号：US13034659
申请日：2011-02-24
申请人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu , Atsushi Abe
发明人： Kazuo Nishihama , Hiroyuki Mikami , Tadahiro Shimozono , Keiichiro Kaihatsu , Atsushi Abe
IPC分类号： H02K1/06 , H02K17/16
CPC分类号： H02K17/165 , H02K2213/03
摘要： An object of the present invention is to provide a squirrel-cage induction motor with high efficiency. In a squirrel-cage induction motor including a stator in which stator windings are wound in a number of stator slots arranged at intervals in the vicinity of the inner periphery of a stator core and a rotor in which rotor conductors are embedded in a number of rotor slots arranged at intervals in the vicinity of the outer periphery of a rotor core and end rings are provided at both ends of the rotor core, the rotor core is formed of a plurality of blocks, an annular short-circuit ring is provided between respective blocks of the rotor core to short-circuit the rotor conductors, and laminated thickness of the rotor core is made larger than laminated thickness of the stator core.
摘要翻译：本发明的目的是提供一种高效率的鼠笼式感应电动机。在包括定子的鼠笼式感应电动机中，其中定子绕组缠绕在定子芯的内周周围间隔设置的多个定子槽中，转子的转子在其中嵌入多个转子在转子铁芯的两端设置间隔设置在转子铁心的外周的端部，端环设置在转子铁心的两端，转子铁芯由多个块构成，环状的短路环设置在各块之间转子芯的短路，使转子芯的层叠厚度大于定子铁芯的层叠厚度。

5. 发明申请

US20080136269A1 ROTARY ELECTRIC MACHINE 有权
标题翻译：旋转电机
公开(公告)号：US20080136269A1
公开(公告)日：2008-06-12
申请号：US11838265
申请日：2007-08-14
申请人： Keiichiro Kaihatsu , Takeshi Obata , Kenichi Saito
发明人： Keiichiro Kaihatsu , Takeshi Obata , Kenichi Saito
IPC分类号： H02K3/12 , H02K15/09 , H02K9/06 , H02K15/16
CPC分类号： H02K17/165 , H02K7/04 , H02K9/06 , H02K9/08 , H02K9/14 , H02K15/0012
摘要： In a rotary electric machine, for enhancing the reliability and reducing the size thereof, the rotary electric machine comprises a stator, and a rotor opposed to the stator and adapted to be rotated around a shaft, the rotor having an iron core formed therein with a plurality of axial holes formed in the iron core, a plurality of conductor bars inserted respectively in the holes, and end rings provided at the end parts of the conductor bars, wherein the outer peripheral parts of the end rings are electrically and mechanically joined to the conductor bars through friction stir welding, and the one end part of the conductor bar is axially projected from the end ring. With this configuration, it is possible to enhance the capability of heat radiation from the rotary electric machine and to enhance the design freedom of component parts around the stator and the rotor.
摘要翻译：在旋转电机中，为了提高可靠性和减小其尺寸，旋转电机包括定子和与定子相对并适于围绕轴旋转的转子，转子具有形成在其中的铁芯形成在铁芯中的多个轴向孔，分别插入孔中的多个导体杆和设置在导体棒的端部处的端环，其中端环的外周部分电连接和机械地连接到导体棒通过摩擦搅拌焊接，并且导体棒的一端部从端环轴向突出。通过该结构，能够提高来自旋转电机的散热能力，提高定子和转子周围的部件的设计自由度。

6. 发明授权

US07898138B2 Rotary electric machine 有权
标题翻译：旋转电机
公开(公告)号：US07898138B2
公开(公告)日：2011-03-01
申请号：US11838265
申请日：2007-08-14
申请人： Keiichiro Kaihatsu , Takeshi Obata , Kenichi Saito
发明人： Keiichiro Kaihatsu , Takeshi Obata , Kenichi Saito
IPC分类号： H02K17/00
CPC分类号： H02K17/165 , H02K7/04 , H02K9/06 , H02K9/08 , H02K9/14 , H02K15/0012
摘要： In a rotary electric machine, for enhancing the reliability and reducing the size thereof, the rotary electric machine comprises a stator, and a rotor opposed to the stator and adapted to be rotated around a shaft, the rotor having an iron core formed therein with a plurality of axial holes formed in the iron core, a plurality of conductor bars inserted respectively in the holes, and end rings provided at the end parts of the conductor bars, wherein the outer peripheral parts of the end rings are electrically and mechanically joined to the conductor bars through friction stir welding, and the one end part of the conductor bar is axially projected from the end ring. With this configuration, it is possible to enhance the capability of heat radiation from the rotary electric machine and to enhance the design freedom of component parts around the stator and the rotor.
摘要翻译：在旋转电机中，为了提高可靠性和减小其尺寸，旋转电机包括定子和与定子相对并适于围绕轴旋转的转子，转子具有形成在其中的铁芯形成在铁芯中的多个轴向孔，分别插入孔中的多个导体杆和设置在导体棒的端部处的端环，其中端环的外周部分电连接和机械地连接到导体棒通过摩擦搅拌焊接，并且导体棒的一端部从端环轴向突出。通过该结构，能够提高来自旋转电机的散热能力，提高定子和转子周围的部件的设计自由度。

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