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1. 发明专利

JP2006353090A ELECTRIC MOTOR EQUIPPED WITH DEVICE FOR PREVENTING REVERSE ROTATION 审中-公开
公开(公告)号：JP2006353090A
公开(公告)日：2006-12-28
申请号：JP2006167582
申请日：2006-06-16
申请人： LG ELECTRONICS INC
发明人： LEE DONG-IL , HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JAE-HONG , OH SEUNG-SUK
IPC分类号： H02K7/118 , H02K5/04 , H02K16/02 , H02K17/26 , H02K21/12
摘要： PROBLEM TO BE SOLVED: To provide an electric motor equipped with a device for preventing reverse rotation adapted to prevent the reverse rotation of an electric motor, and to induce only normal rotation. SOLUTION: An electric motor equipped with a device for preventing reverse rotation comprises a casing, a stator, a first rotor inserted rotatably into the stator, a second rotor equipped with a permanent magnet and inserted rotatably into a gap between the stator and the first rotor, a locking unit provided on an inner wall of the casing, a ratchet unit for inducing the second rotor to rotate in normal direction by being coupled rotatably to the second rotor and being locked to the locking unit or being released from the locking unit depending on normal or reverse rotations of the second rotor, a positioning unit for moving the ratchet unit to a locking position and a releasing position by the difference between centrifugal force and self-restoring force produced through the rotation of the second rotor. COPYRIGHT: (C)2007,JPO&INPIT

2. 发明专利

JP2005094996A Magnet and magnetizing device for induction motor 审中-公开
标题翻译：用于感应电动机的磁铁和磁化装置
公开(公告)号：JP2005094996A
公开(公告)日：2005-04-07
申请号：JP2004270311
申请日：2004-09-16
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JUN-HO
IPC分类号： H02K17/26 , H02K1/27 , H02K15/03 , H02K21/14
CPC分类号： H02K15/03
摘要： PROBLEM TO BE SOLVED: To provide a magnetizing device for an induction motor by which the efficiency of a motor can be improved by increasing the magnetic force of a magnet by increasing a magnetizing area of a magnetic body by simultaneously magnetizing the outer peripheral face and the inner peripheral face of the magnetic body.
SOLUTION: The magnetizing device for the induction motor is composed of an outer magnetizer 52 which is arranged on the outer peripheral face of the magnetic body 50 forming the magnet for the induction motor and magnetizes the outer peripheral face of the magnetic body, an inner magnetizer 54 which is arranged on the inner peripheral face of the magnetic body and magnetizes the inner peripheral face of the magnetic body, and a magnetizing power supply feeding device which feeds magnetizing power to the outer magnetizer and the inner magnetizer.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于感应电动机的磁化装置，通过增加磁体的磁力可以通过增加磁体的磁化面积同时磁化外周来提高电动机的效率，面和磁体的内周面。解决方案：用于感应电动机的磁化装置由外磁化器52组成，外磁化器52设置在形成感应电动机的磁体的磁体50的外周面上，并且磁化磁体的外周面，配置在磁性体的内周面上并使磁体的内周面进行磁化的内部磁化器54和向外部磁化装置和内部磁化装置供给磁化力的励磁电力供给装置。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2004147489A Electric motor 有权
公开(公告)号：JP2004147489A
公开(公告)日：2004-05-20
申请号：JP2003131715
申请日：2003-05-09
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , CHO KWAN-YUHL , SHIN HYOUN-JEONG
IPC分类号： H02K17/10 , H02K1/14 , H02K1/22 , H02K1/27 , H02K5/24 , H02K16/02 , H02K17/04 , H02K17/18
CPC分类号： H02K21/042 , H02K1/143 , H02K1/148 , H02K1/2733 , H02K5/24 , H02K16/02 , H02K17/04 , H02K17/18
摘要： PROBLEM TO BE SOLVED: To provide an electric motor that is much more highly efficient with less vibrations and noise, by additionally attaching a rotor of a magnetic material between a stator and another rotor.
SOLUTION: This electric motor includes a stator 20 that has a rotor-storing portion S formed inside and that is provided with a plurality of first coils 24 that generate rotating magnetic field and a plurality of second coils 25 that each constitute a pair with the first coils 24 and generate induction field inducted by the magnetic field of the first coils 24, a first rotor 50 made of a hollow magnetic material that is stored in the rotor-storing portion S and rotated by the magnetic field generated by the first and second coils 24, 25 of the stator 20, and a second rotor 30 fitted to a rotating shaft 40 at the center inside of the first rotor 50 and rotated by the rotation of the first rotor by being press fitted to the rotating shaft 40.
COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2006180694A Hybrid induction motor 审中-公开
标题翻译：混合电感电机
公开(公告)号：JP2006180694A
公开(公告)日：2006-07-06
申请号：JP2005368340
申请日：2005-12-21
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JAE-HONG
IPC分类号： H02K21/46 , H02K7/08
CPC分类号： H02K21/028 , H02K16/02 , H02K17/16 , H02K21/14
摘要： PROBLEM TO BE SOLVED: To provide a hybrid induction motor capable of improving the efficiency of electric motor by reducing the currents required for starting a synchronous rotor, as well as easily changing the rotational speed of an induction rotor. SOLUTION: A hybrid induction motor includes a stator 110 fixedly placed within a casing 110a, an induction rotor 120 rotatably inserted into the center portion of the stator 110, with the center of which a shaft 121 is fixed, a first synchronous rotor 130 placed freely rotatably in the outer circumferential direction of the shaft 121 so as to be able to reciprocate in the longitudinal direction of the shaft between the stator 110 and the induction rotor 120, and a second synchronous rotor 140, placed freely rotatably in outer circumferential direction of the shaft 121 so as to be able to reciprocate in the longitudinal direction of the shaft between the stator 110 and the induction rotor 120. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够通过减少启动同步转子所需的电流以及容易地改变感应转子的转速来提高电动机的效率的混合感应电动机。解决方案：混合感应电动机包括固定地放置在壳体110a内的定子110，可旋转地插入定子110的中心部分的感应转子120，其中心121固定在其中心，第一同步转子 130可沿着轴121的外周方向自由旋转地设置，以便能够在定子110和感应转子120之间的轴的纵向方向上往复运动;以及第二同步转子140，其可自由旋转地设置在外周方向，以便能够在定子110和感应转子120之间的轴的纵向方向上往复运动。（C）2006年，JPO和NCIPI

5. 发明专利

JP2006121896A Single-phase induction motor 有权
标题翻译：单相感应电动机
公开(公告)号：JP2006121896A
公开(公告)日：2006-05-11
申请号：JP2005304833
申请日：2005-10-19
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JAE-HONG
IPC分类号： H02K17/26 , H02K17/18
CPC分类号： H02K17/185 , H02K16/02 , H02K17/18 , H02K21/16
摘要： PROBLEM TO BE SOLVED: To provide a single-phase induction motor capable of making rotational speeds of an induction cage rotor variable through improvement of starting performance, even when an operating voltage required for the starting of a permanent magnet rotor is reduced, as well as capable of saving cost by reducing the size of the permanent magnet.
SOLUTION: A single-phase induction motor 100 includes a stator 110 provided with a stator coil 111, an induction cage rotor 120 arranged rotatably within a housing groove 113 of the stator 110, in which a rotating shaft 127 is fixed in its center; a plurality of first conductor covers 121 are arranged uniformly along the circumferential direction in the periphery; and a housing portion 123 is formed, having steps in the outer circumferential surface, and a plurality of second conductor bars 124 inserted along the circumferential direction in the housing portion 123, and a permanent magnet rotor 130 provided rotatably between the stator 110 and the induction cage rotor 120.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供能够通过提高起动性能使感应笼转子的转速变化的单相感应电动机，即使当永久磁铁转子起动所需的工作电压降低时，并且通过减小永磁体的尺寸能够节省成本。解决方案：单相感应电动机100包括定子110，定子110设置有定子线圈111，可转动地设置在定子110的容纳槽113内的感应笼转子120，旋转轴127固定在定子中央; 多个第一导体盖121沿周向沿周向均匀布置; 并且在外周面具有台阶的容纳部123以及沿壳体部123的圆周方向插入的多个第二导体条124以及可旋转地设置在定子110和感应部之间的永久磁铁转子130 笼式转子120.版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005124383A Line-start reluctance synchronous motor 有权
标题翻译：线路启动电机同步电动机
公开(公告)号：JP2005124383A
公开(公告)日：2005-05-12
申请号：JP2004082919
申请日：2004-03-22
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JUN-HO
IPC分类号： H02K16/02 , H02K1/27 , H02K17/16 , H02K17/26 , H02K19/06 , H02K19/14 , H02K21/14 , H02K21/16 , H02K21/46
CPC分类号： H02K19/14
摘要： PROBLEM TO BE SOLVED: To provide a line-start reluctance synchronous motor that can be operated with low noise and highly efficiently, by synchronizing the operations of a cage rotor and a magnet unit mounted rotatably between a stator and the cage rotor.
SOLUTION: This line-start reluctance synchronous motor includes a single-phase stator 110 mounted on the inner circumferential surface of an electric motor unit 101; the magnet unit 120 mounted rotatably along the inner circumferential surface of a stator 110; the cage rotor 130 on which magnetic barriers 201, 202 are formed, having the same number of poles with the magnet unit 120.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：通过使保持架转子和可旋转地安装在定子和保持架转子之间的磁体单元的操作同步，提供可以以低噪声和高效率操作的线路起动磁阻同步电动机。该线路起动磁阻同步电动机包括安装在电动机单元101的内周面上的单相定子110; 磁体单元120沿着定子110的内周面可旋转地安装; 其上形成有磁屏障201,202的保持架转子130具有与磁体单元120相同数量的磁极。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2006090693A Speed control system for air conditioner fan motor 有权
标题翻译：空调风扇电机调速控制系统
公开(公告)号：JP2006090693A
公开(公告)日：2006-04-06
申请号：JP2005080220
申请日：2005-03-18
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG
IPC分类号： F24F11/04 , F25B1/00
CPC分类号： H02P5/74 , F24F11/77 , F25B2600/021 , F25B2600/11 , H02P27/04 , Y02B30/741 , Y02B30/746
摘要： PROBLEM TO BE SOLVED: To provide a speed control system for an air conditioner fan motor capable of enlarging a speed control range of the fan motor by using an output power source of an inverter driving a drive motor of a compressor to control the fan motor, and capable of enlarging the speed control range of the fan motor without additional costs by using a frequency of the output power source of the inverter driving the drive motor of the compressor to control the fan motor without adding any devices. SOLUTION: The speed control system for the air conditioner fan motor is composed by including a single phase stator including a main coil and a sub coil, an induction rotor, the inverter 42 having a power source output terminal connected to a single phase power source input terminal of the single phase fan motor 41 having a permanent magnet rotor installed between the stator and the induction rotor, and the three phase drive motor 43 connected to the power source output terminal of the inverter 42 and driving the compressor of the air conditioner by power inputted from the inverter 42. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于空调风扇电动机的速度控制系统，其能够通过使用驱动压缩机的驱动电动机的变频器的输出电源来扩大风扇电动机的速度控制范围，以控制风扇电动机，并且通过使用驱动压缩机的驱动电动机的变频器的输出电源的频率来控制风扇电动机而无需增加任何装置，能够扩大风扇电动机的速度控制范围而无需额外的成本。解决方案：空调风扇电机的速度控制系统由包括主线圈和副线圈的单相定子，感应转子组成，反相器42具有连接到单相的电源输出端子具有安装在定子和感应转子之间的永磁转子的单相风扇电动机41的电源输入端子和连接到逆变器42的电源输出端子并驱动空气压缩机的三相驱动电动机43 通过从逆变器42输入的功率进行调节。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2005295784A Stator of motor and manufacturing method thereof 审中-公开
标题翻译：电机定子及其制造方法
公开(公告)号：JP2005295784A
公开(公告)日：2005-10-20
申请号：JP2004342344
申请日：2004-11-26
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： SHIN HYOUN-JEONG , LEE DONG-IL
IPC分类号： H02K3/46 , H02K1/14 , H02K1/18 , H02K3/52 , H02K15/02 , H02K15/10
CPC分类号： H02K1/148 , H02K3/522 , H02K15/022 , H02K2203/03 , H02K2203/12
摘要： PROBLEM TO BE SOLVED: To provide a stator of a motor and its manufacturing method, in which no process is required for connecting stator coils as the stator coil is wound while bobbins are connected when the stator coil is wound on each bobbin, with a plurality of bobbins connected for mutual rotation, resulting in reduced work hours and the reduced number of components and manufacturing cost as no PCB is required for connection.
SOLUTION: The stator of the motor comprises circular stator cores 14 and 16 in which a plurality of sheets 10 and 12 are stacked, a plurality of bobbins 18 that are fixed on inner peripheral surfaces of the stator cores 14 and 16 at a constant interval and connected for mutual rotation, and a stator coil 20 wound on the outer peripheral surface of each bobbin 18 to be mutuary connected.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种电动机的定子及其制造方法，其中当定子线圈缠绕在每个线轴上时，当绕组连接定子线圈时不需要进行连接定子线圈的处理，连接多个线轴以进行相互旋转，从而减少了工作时间，减少了部件数量和制造成本，因为不需要PCB来连接。解决方案：电机的定子包括圆形定子芯14和16，多个片10和12堆叠在其中，多个线轴18固定在定子铁心14和16的内周面上并且相互旋转连接并且缠绕在每个线轴18的外周面上的定子线圈20被连接。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005045992A Drive circuit for improving start of hybrid induction motor, and method of improving start 审中-公开
标题翻译：用于改进混合感应电机起动的驱动电路和改进开始的方法
公开(公告)号：JP2005045992A
公开(公告)日：2005-02-17
申请号：JP2004067618
申请日：2004-03-10
申请人： Lg Electronics Inc , エルジー電子株式会社
发明人： AHN JUN-HO , SHIN HYOUN-JEONG , HAN SEONG-DO
IPC分类号： H02P1/50 , H02K17/08 , H02K17/26 , H02K17/30 , H02K21/46 , H02P1/44 , H02P1/48 , H02P25/04
CPC分类号： H02P1/50 , H02P1/445 , H02P25/04
摘要： PROBLEM TO BE SOLVED: To provide a drive circuit for improving the start of a hybrid induction motor and a start-improving method, by minimizing the required voltage and supplying a high starting current at start-up, and by performing the operation at an adequate current or lower, when the starting of the motor is finished and it is put into a normal operating state. SOLUTION: This drive circuit for the hybrid induction motor is provided with main windings 10 that form a main magnetic field, and auxiliary windings 20 that are connected in parallel with the main windings 10, to form rotating magnetic field to the magnetic field generated by the main windings 10. This circuit for improving the start of the hybrid induction motor is constituted of an operation capacitor (Cr) 30 that is connected between the main windings 10 and the auxiliary windings 20, and a starting and current-interrupting means 40 that, electrically connected to the operation capacitor (Cr) 30, supplies a high starting current to the motor at a start time and suppresses the starting current, when it reaches a synchronous speed after the start-up. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种用于改进混合感应电动机起动的驱动电路和起动改进方法，通过使所需电压最小化并在启动时提供高启动电流，并且通过执行操作在足够的电流或更低的电流下，当马达的启动完成并且它进入正常操作状态时。解决方案：用于混合感应电动机的驱动电路设置有形成主磁场的主绕组10和与主绕组10并联连接的辅助绕组20，以形成到磁场的旋转磁场用于改善混合感应电动机起动的该电路由连接在主绕组10和辅助绕组20之间的操作电容器（Cr）30和起动和断电装置电连接到工作电容器（Cr）30的电路40在启动时向马达提供高启动电流，并且在启动之后达到同步速度时抑制启动电流。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2006353089A INDUCTION MOTOR 审中-公开
公开(公告)号：JP2006353089A
公开(公告)日：2006-12-28
申请号：JP2006166377
申请日：2006-06-15
申请人： LG ELECTRONICS INC
发明人： HAN SEUNG-DO , SHIN HYOUN-JEONG , AHN JAE-HONG , OH SEUNG-SUK
IPC分类号： H02K17/26
摘要： PROBLEM TO BE SOLVED: To provide an induction motor that makes a counter electromotive force to be increased by reducing the ineffective portion of a winding coil, and by effectively winding the winding coil to minimize the resistance loss of the winding coil. SOLUTION: The induction motor comprises a stator, equipped with a main winding coil wound around a stator core and a sub-winding coil wound into a volume smaller than that of the main winding coil, an induction rotor inserted rotatably into the stator, and a synchronous rotor, including a magnet and inserted rotatably into a space between the stator and the induction rotor. COPYRIGHT: (C)2007,JPO&INPIT

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