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1. 发明申请

WO1993023266A1 ELECTRIC CAR 审中-公开
标题翻译：电子车
公开(公告)号：WO1993023266A1
公开(公告)日：1993-11-25
申请号：PCT/JP1993000620
申请日：1993-05-11
申请人： SEIKO EPSON CORPORATION , TOKYO R & D CO., LTD. , TABATA, Kunio , SASAKI, Nobuki , KOZAKI, Minoru , YAMAKOSHI, Issei , TAKAGI, Kunihiko , KOIKE, Yoshikazu , MIZUKOSHI, Atsushi , SATO, Takeo
发明人： SEIKO EPSON CORPORATION , TOKYO R & D CO., LTD.
IPC分类号： B60L15/20
CPC分类号： B62M7/00 , B60G2204/30 , B60K1/00 , B60K7/0007 , B60K17/043 , B60K2007/0046 , B60K2007/0061 , B60L3/00 , B60L3/0023 , B60L3/003 , B60L3/0046 , B60L3/06 , B60L11/18 , B60L11/1807 , B60L11/1851 , B60L2200/12 , B60L2220/44 , B60L2220/46 , B60L2260/56 , B62K2202/00 , B62K2204/00 , B62M7/12 , H02K1/185 , H02K1/276 , H02K5/10 , H02K5/15 , H02K5/225 , H02K7/10 , H02K15/04 , H02K29/08 , H02K2211/03 , Y02T10/641 , Y02T10/7005 , Y02T10/705 , Y02T10/7258
摘要： An electric car equipped with a battery power source, a motor and a controller and having a construction wherein a filler (15) seals a gap between a motor case (11) and a motor cover (12); a portion connecting the motor (6) with the case (10) of a power transmission mechanism (9) is sealed by a sealant (16) with the exception of an insertion portion; electronic components and cables are covered with epoxy resin; a stator (13) and the motor case (11) are engaged with each other through protuberances (13c); screws (40) of a sensor substrate (42) are caused to protrude beyond a magnetic detection element (35); a collar spline (43) is interposed between the motor shaft (31) and an input shaft (9a); resistors are disposed in parallel between contacts of a switch (44); an encoder magnet (34) is fitted to a disc (51) for preventing fall-off of a field magnet; a running inhibition circuit for inhibiting the rotation of the motor when a key switch (69) is turned on with an accelerator (61) released, and for holding a running inhibition state even when a switch (76) is released with the accelerator (61) kept released, is disposed; a capacitor (90) and a DC/DC convertor (83) are connected in parallel so as to discharge residual charge; stator winding is formed by forming a coil (92) of a predetermined number of phases and then removing the coil from a bobbin (96); a protection function for stopping the rotation of the motor when the motor (6) is overheated is provided; short-circuit between the batteries is inhibited by a key switch; regeneration device for recharging the battery (135), means for detecting a voltage and means for changing the regeneration quantity in accordance with the battery voltage are provided; semiconductor devices (152) are aligned in a longitudinal direction; and the motor shaft (31) is positioned inside the motor case (11).
摘要翻译：一种配备有电池电源，电动机和控制器的电动车，具有填充物（15）密封电动机壳体（11）和电动机罩（12）之间的间隙的结构。连接电动机（6）与动力传递机构（9）的壳体（10）的部分除了插入部分之外由密封剂（16）密封; 电子元件和电缆覆盖有环氧树脂; 定子（13）和电动机壳体（11）通过突起（13c）彼此接合; 使传感器基板（42）的螺钉（40）突出超过磁性检测元件（35）。在电动机轴（31）和输入轴（9a）之间插入有花键（43）。电阻器并联设置在开关（44）的触点之间; 编码器磁体（34）装配到盘（51）上以防止磁场磁体脱落; 一个运行禁止电路，用于当加速器（61）释放钥匙开关（69）接通时，即使当用加速器（61）释放开关（76）也保持运行禁止状态时，用于禁止马达的旋转）保持释放，被处置; 电容器（90）和DC / DC转换器（83）并联连接以排出剩余电荷; 定子绕组通过形成预定数量相位的线圈（92）形成，然后从线轴（96）中取出线圈; 提供了当马达（6）过热时停止马达的旋转的保护功能; 电池之间的短路被钥匙开关所禁止; 提供对电池（135）再充电的再生装置，用于检测电压的装置和根据电池电压改变再生量的装置; 半导体器件（152）沿纵向排列; 并且电动机轴（31）位于电动机壳体（11）的内部。

2. 发明申请

WO1997010967A1 SAFETY MECHANISM FOR ELECTRIC VEHICLE 审中-公开
标题翻译：电动车安全机制
公开(公告)号：WO1997010967A1
公开(公告)日：1997-03-27
申请号：PCT/JP1996002659
申请日：1996-09-17
申请人： SEIKO EPSON CORPORATION , TOKYO R & D Co., Ltd. , UETAKE, Akihito , YAMAKOSHI, Issei , TAKAGI, Kunihiko , SETO, Takeshi , TORIZUKA, Haruki , FUKAZAWA, Tamotsu , OKAYAMA, Shinji
发明人： SEIKO EPSON CORPORATION , TOKYO R & D Co., Ltd.
IPC分类号： B60L11/18
CPC分类号： B62K11/10 , B60L3/00 , B60L11/1818 , B60L11/1853 , B60L11/1862 , B60L11/1866 , B60L11/1877 , B60L2200/12 , B60L2210/10 , B60L2230/12 , B60L2250/10 , B62H1/04 , B62K2202/00 , B62K2204/00 , B62K2208/00 , H02G11/02 , Y02T10/7005 , Y02T10/7044 , Y02T10/7061 , Y02T10/7088 , Y02T10/7216 , Y02T90/121 , Y02T90/127 , Y02T90/14
摘要： A safety mechanism for an electric vehicle provided with a motor and a power supply for driving this motor. A unit for supplying electric power to a motor (7) and control circuits mounted on an electric vehicle (1), monitors the condition of use of batteries (13a-13d), which constitute a battery power source (13), and supplies other circuits with elelectric power in parallel from a battery, which has sufficient power. The electric vehicle has a device for allowing the vehicle to run only when a charging cord (121) is stored therein, a regenerative brake unit of improved braking and regenerating performance, an easily operable main stand, a rear wheel drive that reduces the unsprung weight, and a structure capable of effectively using the heat from the circuits and easily carrying out a battery replacing operation.
摘要翻译：一种具有电动机的电动车辆的安全机构和用于驱动该电动机的电源。用于向马达（7）供电的单元和安装在电动车辆（1）上的控制电路的单元监视构成电池电源（13）的电池（13a-13d）的使用状况，并提供其它具有电池并联的电力的电路具有足够的功率。电动车辆具有只有当充电线（121）存储在其中时允许车辆行驶的装置，具有改善的制动和再生性能的再生制动单元，易于操作的主支架，减少簧下重量的后轮驱动，以及能够有效地利用来自电路的热量并容易进行电池更换动作的结构。

3. 发明申请

WO1997027662A1 MOTOR CASING AND METHOD FOR MANUFACTURING THE SAME 审中-公开
标题翻译：电动机及其制造方法
公开(公告)号：WO1997027662A1
公开(公告)日：1997-07-31
申请号：PCT/JP1997000138
申请日：1997-01-22
申请人： SEIKO EPSON CORPORATION , YAMAKOSHI, Issei , KOIKE, Yoshikazu , TAKAGI, Kunihiko
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K05/04
CPC分类号： H02K29/08 , H02K5/04 , H02K5/08 , H02K5/10 , H02K5/15 , H02K5/1732 , H02K5/18 , Y10T29/49009
摘要： A motor casing comprising a first casing member (2) and a second casing member (3) joined in the direction of the axis of rotation of a motor by means of fastening members (4). The stator (61) of the motor is fixed between the members (2 and 3) in the casing, the joint of the members (2 and 3) is formed in the member (2) on the interior side. In manufacturing the motor casing, the required strength of the fastening members is preset according to the ratio L1/L2, where L1 is the holding length L1 of the stator (61) and L2 is the length of the member (4) between the connection with the members (2) and the connection with the member (3).
摘要翻译：一种电动机壳体，包括通过紧固构件（4）沿马达的旋转轴线的方向接合的第一壳体构件（2）和第二壳体构件（3）。电机的定子（61）固定在壳体中的构件（2和3）之间，构件（2和3）的接头形成在内侧的构件（2）中。在制造电动机壳体时，根据比例L1 / L2预先设定紧固部件所要求的强度，其中L1是定子（61）的保持长度L1，L2是连接部件（4）之间的长度与构件（2）和与构件（3）的连接。

4. 发明申请

WO1997033359A1 MOTOR AND PROCESS FOR PRODUCING THE SAME 审中-公开
标题翻译：电动机及其制造方法
公开(公告)号：WO1997033359A1
公开(公告)日：1997-09-12
申请号：PCT/JP1997000661
申请日：1997-03-04
申请人： SEIKO EPSON CORPORATION , TAKAGI, Kunihiko , SATO, Michio , ISHIGURO, Akiyoshi , TABATA, Kunio , SHINKAWA, Osamu
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K29/00
CPC分类号： H02K29/08 , H02K5/08 , H02K5/225 , H02K11/33 , H02K2211/03
摘要： A motor (1) in which a driving system equipped with a stator (10) and a rotor (14) and a control system which controls the driving system and is equipped with circuit boards (21) and (22) are housed in a case (2). First conductive pins (25) which allow the electric current for supplying electric power to the control system to flow and second conductive pins (26) which allow the electric currents outputted to each phase of a coil from the control system to flow are provided so as to support the circuits boards (21) and (22). Also disclosed is a process for producing the motor, in which the stator of the motor, metallic cylindrical bodies, and buried members are encased in resin by injecting the molten resin into a cavity after they are placed into the fixed in a cavity defined by a first mold (101) and a second mold (102) which are joined together at parting faces (104) and a third metallic mold (103) which is inserted into the central part of the first and second molds (101) and (102).
摘要翻译：一种其中配备有定子（10）和转子（14）的驱动系统和控制驱动系统并且配备有电路板（21）和（22）的控制系统的电机（1）容纳在壳体（2）。允许允许向控制系统供电的电流流动的第一导电引脚（25）和允许从控制系统输出到线圈的每个相的电流流过的第二导电引脚（26），以便以支持电路板（21）和（22）。还公开了一种电动机的制造方法，其中电动机的定子，金属圆筒体和埋入构件通过将熔融树脂放入固定在由第一模具（101）和第二模具（102），其在分离面（104）处接合在一起，第三模具（103）插入到第一和第二模具（101）和（102）的中心部分中，。

5. 发明申请

WO1992007412A1 BRUSHLESS DC MOTOR WITHOUT POSITION SENSOR AND ITS CONTROLLER 审中-公开
标题翻译：无刷直流电机，无位置传感器及其控制器
公开(公告)号：WO1992007412A1
公开(公告)日：1992-04-30
申请号：PCT/JP1991001433
申请日：1991-10-18
申请人： SEIKO EPSON CORPORATION , NAGATE, Takashi , UETAKE, Akihito , KOIKE, Yoshikazu , TABATA, Kunio
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K29/00
CPC分类号： H02K1/2746 , H02K29/12 , H02P6/14 , H02P6/18 , H02P6/182 , H02P6/21 , H02P6/22
摘要： A brushless DC motor related to the first invention is characterized in that rotary pole surfaces (14, 15, 16 and 17) of rotor magnetic poles (8, 9, 10 and 11) are respectively formed on convex surface, and the rotary pole surfaces (14, 15, 16 and 17) are formed so that the distance between each of them and a fixed pole surface (6) is minimized at a predetermined point in the circumferential direction. A controller related to the second invention is characterized by restarting the motor when a commutation timing signal is mismatched with an output pattern mode. A controller related to the third invention is characterized by comparing the motor speed with the reference signal to change the chopper frequency in accordance with the compared value. A controller related to the fourth invention is characterized by continuously changing the chopper frequency in accordance with the motor speed. Controllers related to the fifth and sixth inventions are characterized by inhibiting the position of a rotor (3) from being detected immediately after commutation to a motor (1) in accordance with the current flowing through the motor (1). A controller related to the seventh invention is characterized by detecting the position of the rotor (3) in accordance with the waveform of the current flowing through the motor (1).

6. 发明申请

WO1994005075A1 PERMANENT MAGNET ROTOR OF BRUSHLESS MOTOR AND PRODUCTION METHOD THEREOF 审中-公开
标题翻译：无刷电动机的永久磁铁转子及其生产方法
公开(公告)号：WO1994005075A1
公开(公告)日：1994-03-03
申请号：PCT/JP1993001130
申请日：1993-08-10
申请人： SEIKO EPSON CORPORATION , NAGATE, Takashi , ISHIGURO, Akiyoshi , YAMAKOSHI, Issei
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K29/00
CPC分类号： H02K1/276 , H02K1/2746 , H02K21/14 , H02K29/03 , H02K29/12
摘要： In a brushless motor which includes a stator (26) and a rotor (1) rotatably supported inside the stator and wherein the rotor has a yoke (2) formed by laminating a large number of steel sheets (4), the yoke has an even number of magnetic poles (5) protruding outward, and a permanent magnet (3) for a field is inserted into each, or every other, magnetic poles, the permanent magnet rotor of the present invention has a structure in which the permanent magnet for the field is inserted into a slot (6) formed in the magnetic pole, and protuberances (9) striking the side surfaces of the permanent magnet for the field are disposed at the right and left end portions of the slot. Further, in the present invention, in the brushless motor of this kind, engagement pawls (12) engaging with the permanent magnet for the field are so disposed as to protrude, reliefs (13) for absorbing a bend of the engagement pawl are formed in those of the steel sheets laminated to form the yoke which correspond to the engagement pawl. The steel sheets of the yoke are deviated on one or both ends sequentially in the rotating direction. A bridge width at both ends of the slot is set to be greater than the greater one of a width capable of being punched out and a width allowed from a mechanical strength due to a centrifugal force between the width capable of being punched out, a width allowed from the number of passing magnetic fluxes and the width allowed from the mechanical strength due to the centrifugal force. Further, at least one connecting portion of gap is provided to each magnetic pole so as to laminate the steel sheets. The bridge width at both end of the slot is set to be smaller than a width from the outside portion of the permanent magnet for the field to the outside edge of the magnetic pole.
摘要翻译：在一种无刷电动机中，包括定子（26）和可旋转地支撑在定子内部的转子（1），其中转子具有通过层叠大量钢板（4）而形成的轭（2），该轭具有均匀的本发明的永久磁铁转子具有这样的结构，其中，永久磁铁（3）的永久磁铁（3）场插入到形成在磁极中的槽（6）中，并且在槽的左右端部设置有冲击永久磁铁的侧面的凸起（9）。此外，在本发明中，在这种无刷电动机中，与用于场的永久磁铁接合的接合爪（12）设置成突出，用于吸收接合爪的弯曲的浮雕（13）形成在钢板的那些被层压以形成与接合爪对应的轭。轭的钢板在旋转方向依次在一端或两端偏离。将槽的两端的桥宽度设定为大于能够被冲压的宽度的较大的一个，并且由于能够被冲出的宽度之间的离心力而允许的机械强度允许的宽度，宽度允许从通过的磁通量的数量和由于离心力的机械强度允许的宽度。此外，至少一个间隙的连接部分被设置到每个磁极上，以便层压钢板。槽的两端的桥宽被设定为小于从磁场的永磁体的外侧部分到磁极的外侧边缘的宽度。

7. 发明申请

WO1991017902A1 ELECTRIC AUTOMOBILE 审中-公开
标题翻译：电动汽车
公开(公告)号：WO1991017902A1
公开(公告)日：1991-11-28
申请号：PCT/JP1991000656
申请日：1991-05-17
申请人： SEIKO EPSON CORPORATION , SEKINO, Hirokazu , YAMAKOSHI, Issei
发明人： SEIKO EPSON CORPORATION
IPC分类号： B60K11/02
CPC分类号： H02K9/20 , B60H1/00007 , B60H1/00392 , B60H1/323 , B60K1/00 , B60K1/02 , B60K7/0007 , B60K11/02 , B60K17/356 , B60K2001/001 , B60K2001/003 , B60K2007/0038 , B60K2007/0092 , B60L1/003 , B60L1/02 , B60L2220/42 , B60L2220/46 , B60L2240/34 , B60L2240/36 , B60L2240/425 , B60L2260/28 , H02K9/197 , Y02T10/641 , Y02T10/646 , Y02T10/7258
摘要： An electric automobile of this invention is provided with motors (8, 10, 15, 21, 50, 80) for driving wheels and with refrigerating cycle for indoor air conditioning. The refrigerating cycle comprises a compressor (7, 22, 57), an outdoor heat exchanger (6, 25, 53), expansion valves (3a, 3b, 13, 27, 28, 55, 58), and an indoor heat exchanger (4, 29, 54), which are connected to each other one by one with refrigerant piping. The motor (8, 10, 15, 21, 50, 80) is disposed in the refrigerating cycle so as to be cooled thereby.

8. 发明申请

WO1992007407A1 ROTOR OF BRUSHLESS MOTOR AND ITS MANUFACTURING METHOD 审中-公开
标题翻译：无刷电机转子及其制造方法
公开(公告)号：WO1992007407A1
公开(公告)日：1992-04-30
申请号：PCT/JP1991000926
申请日：1991-07-10
申请人： SEIKO EPSON CORPORATION , NAGATE, Takashi , ENDO, Kenichi , KOIKE, Yoshikazu , SETO, Takeshi , YAMAGISHI, Yoshihiko
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K01/27
CPC分类号： H02K15/03
摘要： A permanent magnet rotor (1) used in a corrosive atmosphere or liquid and provided with field permanent magnets (10) inserted into slots (9) of a yoke (3) of a lamination of silicon steel plates (2), wherein the outer surfaces of the field permanent magnets (10) are covered with anticorrosive plates made of an anticorrosive material. The field permanent magnets (10) of the permanent rotor (1) can be used without being corroded, and the rotor (1) can be easily manufactured.

9. 发明申请

WO1992001326A1 ROTOR OF BRUSHLESS MOTOR AND MANUFACTURE THEREOF 审中-公开
标题翻译：无刷电动机的转子及其制造
公开(公告)号：WO1992001326A1
公开(公告)日：1992-01-23
申请号：PCT/JP1991000925
申请日：1991-07-10
申请人： SEIKO EPSON CORPORATION , NAGATE, Takashi , ENDO, Kenichi , KOIKE, Yoshikazu , SETO, Takeshi , YAMAGISHI, Yoshihiko
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K01/27
CPC分类号： H02K1/2746 , H02K1/2766 , H02K7/04 , H02K9/20 , H02K11/01 , H02K15/03
摘要： A rotor (7) of a brushless motor having permanent magnets, wherein a yoke is formed with plural laminated silicon steel plates (22) and at least four magnetic poles are provided on the outer periphery of the yoke (22). In these magnetic poles, slots (25, 25), in which field permanent magnets (30, 31) are placed, are provided in every other magnetic pole at nearly equal distances from the center of the rotor, and the permanent magnets (30, 31) are so placed in the slots (25, 25), that similar magnetic poles are located in the surfaces which face a rotary shaft (8). Thereby, a small rotor (7) for brushless motors can be manufactured at high efficiency and further, the field permanent magnets (30, 31) can be prevented from breaking and flying apart even in high speed rotation of the motor.

10. 发明申请

WO1992009131A1 ROTOR OF BRUSHLESS MOTOR 审中-公开
标题翻译：无刷电机转子
公开(公告)号：WO1992009131A1
公开(公告)日：1992-05-29
申请号：PCT/JP1991000927
申请日：1991-07-10
申请人： SEIKO EPSON CORPORATION , NAGATE, Takashi , ENDO, Kenichi , KOIKE, Yoshikazu , SETO, Takeshi , YAMAGISHI, Yoshihiko
发明人： SEIKO EPSON CORPORATION
IPC分类号： H02K01/27
CPC分类号： H02K1/2746
摘要： A rotor (31) of a brushless motor, wherein a rotary shaft (32) and a main yoke (33) fitted to the rotary shaft (32) in a body are provided, and in this main yoke (33) at least two magnetic pole heads (34a), (34b) radially projecting from the rotary shaft (32) are provided. Seats (35a), (35b) for receiving field permanent magnets (36a), (36b) are provided between the mutually adjacent magnetic pole heads (34a), (34b), and the permanent magnets (36a), (36b) are so mounted on the seats (35a), (35b) that the magnetic poles of identical polarity face each other with the center of the rotary shaft (32) between. Sub-yokes (38a),(38b) are installed on the outer surfaces of the field permanent magnets (36a), (36b), and a cylindrical sleeve (40) made of a non-magnetic material is installed on the outer circumferential surfaces of the magnetic pole heads (34a), (34b) and the sub-yokes (38a), (38b). Thus, the structure of the rotor (31) for brushless motors is simplified and the magnetic fluxes of the field permanent magnets (36a), (36b) are utilized effectively.

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