公开(公告)号：US09837776B2

公开(公告)日：2017-12-05

申请号：US14900727

申请日：2014-07-10

Applicant: Mitsuba Corporation

Inventor： Teppei Tokizaki ,  Yoshichika Kawashima ,  Natsumi Tamura

IPC: H02K11/00 ,  H01R39/38 ,  B60S1/16 ,  H02K5/14 ,  H02K5/22 ,  H02K7/116 ,  H02K13/00 ,  H01R39/40 ,  H02K11/026 ,  H02K11/21 ,  H02K23/66

CPC classification number: H01R39/383 ,  B60S1/166 ,  H01R39/40 ,  H02K5/145 ,  H02K5/225 ,  H02K7/1166 ,  H02K11/026 ,  H02K11/21 ,  H02K13/006 ,  H02K23/66 ,  H02K2213/03

Abstract: In an electric motor, a brush holder stay (33) has an opening section through which a commutator (23) is able to be inserted in a rotary shaft direction (O1), brush holders (41) extend in the rotary shaft direction (O1) and are formed in a flat spring shape biased toward the inside in a radial direction, base end sections of the brush holders (41) are supported by the brush holder stay (33) at intervals in a circumferential direction around the rotary shaft (3), and brushes (31) are held by the front end sections of the brush holders (41).

公开(公告)号：US09705380B2

公开(公告)日：2017-07-11

申请号：US14358062

申请日：2012-12-10

Applicant: Mitsuba Corporation

Inventor： Yuichi Nagase ,  Yoshichika Kawashima ,  Teppei Tokizaki

IPC: H02K5/10 ,  H02K7/10 ,  F16H25/20 ,  H02K7/116 ,  H02K5/14 ,  H02K11/25

CPC classification number: H02K7/116 ,  H02K5/145 ,  H02K11/25 ,  H02K2203/03

Abstract: An electric motor equipped with deceleration device (1) is provided with a main shaft component (200) that is formed substantially in a circular rod shape, and has one end portion (201) that is rotatably supported at a substantial center of a bottom portion (111) of a motor housing (110) and another end portion (202) that protrudes towards an outer side through an aperture in the motor housing (110), the main shaft component (200) is fixed to the motor housing (110) via the one end portion (201). An armature (130) is disposed inside the motor housing (110) so as to be on the same axis as the main shaft component (200) and so as to surround the main shaft component (200), and a deceleration device (10) is disposed between the armature (130) and the other end portion (202) of the main shaft component (200) so as to surround the main shaft component (200), and an output component (16), which is formed in a toroidal shape, is disposed on the same axis as the main shaft component (200) so as to surround the main shaft component (200).

公开(公告)号：US09627939B2

公开(公告)日：2017-04-18

申请号：US14778764

申请日：2014-03-20

Applicant: Mitsuba Corporation

Inventor： Kenji Yasumoto ,  Teppei Tokizaki ,  Shigeki Ota

IPC: H02K5/22 ,  B60S1/08 ,  H02K7/116 ,  H02K11/21 ,  H02K11/38 ,  H02K5/08 ,  H02K23/04 ,  H02K5/14

CPC classification number: H02K11/0094 ,  B60S1/08 ,  H01R13/11 ,  H01R39/383 ,  H02K1/17 ,  H02K5/08 ,  H02K5/148 ,  H02K5/225 ,  H02K7/1166 ,  H02K11/21 ,  H02K11/38 ,  H02K23/04

Abstract: A motor apparatus provided with a connector unit (40) to which an external connector is connected, wherein the connector unit (40) has a plurality of conductive members (64, 65, 66) arranged over a base portion (50) and a connector connecting portion (70) provided with a plug-in hole in which the external connector is plugged, wherein the conductive members (64, 65, 66) respectively include connector-side connecting portions (64a, 65a, 66a) connected to the external connector so as to face the connector connecting portion (70) from a first direction reversed to a plug-in direction of the external connector to the plug-in hole and base-side connecting portions (64b, 65b, 66b) connected to terminals or wirings provided in the base portion (50), wherein the connector-side connecting portions (64a, 65a, 66a) are respectively inserted into a plurality of insertion holes (74, 75, 76) provided at positions different from each other in a second direction intersecting the first direction, and wherein the base-side connecting portions (64b, 65b, 66b) are respectively arranged at the same position in the second direction.

公开(公告)号：US20160352176A1

公开(公告)日：2016-12-01

申请号：US15117171

申请日：2015-03-04

Applicant: Mitsuba Corporation

Inventor： Teppei Tokizaki ,  Akio Hoshino ,  Natsumi Tamura ,  Satoshi Tamura

IPC: H02K3/52 ,  H02K1/17 ,  H02K23/40 ,  H02K1/26 ,  H02K23/38

Abstract: An armature core (8A) includes a plurality of teeth (12) that radially extend. A plurality of coils (91), (92), and (93) are wound in a concentrated winding manner on a winding drum portion (12a) of each tooth; a winding wire (14) of a lowermost side of at least a first-layer coil is wound so as to come into close contact with a winding surface of a base end side of the winding drum portion; a second-layer coil, which is to be wound later, is wound so that at least a part of the second-layer coil overlaps the first-layer coil; and a step (12a1) as a regulating portion, which regulates the positional deviation of the winding wire of the lowermost side of the first-layer coil in an extending direction of the winding drum portion, is provided on at least a part of the winding surface for the first-layer coil on an outer periphery of the winding drum portion.

Abstract translation: 电枢铁芯（8A）包括径向延伸的多个齿（12）。 多个线圈（91），（92）和（93）以浓缩的卷绕方式缠绕在每个齿的卷绕鼓部分（12a）上; 至少第一层线圈的最下侧的绕线（14）被卷绕以与卷绕鼓部的基端侧的卷绕表面紧密接触; 将要被卷绕的第二层线圈被卷绕成使得第二层线圈的至少一部分与第一层线圈重叠; 作为调节部的步骤（12a1）设置在绕组的至少一部分上，其调节在卷绕鼓部的延伸方向上的第一层线圈的最下侧的绕组的位置偏移 在卷绕鼓部分的外周上的第一层线圈的表面。

公开(公告)号：US20160344273A1

公开(公告)日：2016-11-24

申请号：US15112537

申请日：2015-03-05

Applicant: MITSUBA CORPORATION

Inventor： Natsumi Tamura ,  Hiroto Tanaka ,  Teppei Tokizaki ,  Satoshi Tamura

IPC: H02K23/38 ,  H02K1/24 ,  H02K1/17 ,  H02K7/10 ,  H02K3/12 ,  H02K3/28 ,  H02K13/00 ,  H02K7/08 ,  H02K1/26 ,  H02K3/18

CPC classification number: H02K23/38 ,  H02K1/17 ,  H02K1/24 ,  H02K1/26 ,  H02K3/12 ,  H02K3/18 ,  H02K3/28 ,  H02K7/08 ,  H02K7/10 ,  H02K7/1166 ,  H02K13/006 ,  H02K23/26 ,  H02K2213/03

Abstract: In a 4-pole, 6-slot, 18-segment electric motor, one forward winding coil (91) and two reverse winding coils (92, 93) are wound on each tooth (12). When the forward winding coils are formed of coils corresponding to a U phase, a V phase, and a W phase and the reverse winding coils are formed of coils corresponding to a “−U” phase, a “−V” phase, and a “−W” phase, the coils, which correspond to a U phase, a “−W” phase, a “−W” phase, a V phase, a “−U” phase, a “−U” phase, a W phase, a “−V” phase, and a “−V” phase, are electrically connected in this order between the adjacent segments. When the number of turns of the coils (91) corresponding to a U phase, a V phase, and a W phase is denoted by T1, the number of turns of the coils (92), which correspond to a “−U” phase, a “−V” phase, and a “−W” phase and first come into sliding contact with a brush, is denoted by T2, and the number of turns of the coils (93), which correspond to a “−U” phase, a “−V” phase, and a “−W” phase and later come into sliding contact with the brush, is denoted by T3, “T2>T1>T3” is satisfied.

Abstract translation: 在4极6槽18段电动机中，在每个齿（12）上缠绕有一个正向绕组线圈（91）和两个反向绕组线圈（92,93）。 当正向绕组线圈由对应于U相，V相和W相的线圈形成时，反向绕组线圈由对应于“-U”相位的线圈，“-V”相位和 “-W”相位，对应于U相，“-W”相，“-W”相，V相，“-U”相，“-U”相，W相的线圈 相位，“-V”相位和“-V”相位在相邻段之间以这种顺序电连接。 当对应于U相，V相和W相的线圈（91）的匝数由T1表示时，与“-U”相对应的线圈（92）的匝数 ，“-V”相位和“-W”相位，并且首先与电刷滑动接触，由T2表示，并且对应于“-U”的线圈（93）的匝数 相位，“-V”相位和“-W”相位，随后与电刷滑动接触，由T3表示“T2> T1> T3”。

公开(公告)号：US20160065012A1

公开(公告)日：2016-03-03

申请号：US14779360

申请日：2014-03-25

Applicant: MITSUBA CORPORATION

Inventor： Yoshichika Kawashima ,  Teppei Tokizaki ,  Natsumi Tamura

IPC: H02K1/22

CPC classification number: H02K1/223 ,  H02K1/265 ,  H02K7/1166 ,  H02K13/04 ,  H02K23/18 ,  H02K23/32 ,  H02K23/40

Abstract: An electric motor includes a yoke having six magnetic poles; a rotary shaft which is provided inside the yoke in a freely rotatable manner; an armature core (6) which has teeth (36) attached to the rotary shaft, radially extending in a radial direction and set in an arrangement of an even number, and an even number of slots (37) formed between the teeth; an armature coil (7) which is wound around the teeth in a single wave winding; and a commutator (13) which is provided in the rotary shaft to be adjacent to the armature core (6) and has a plurality of circumferentially disposed segments (41) to which the armature coil (7) is connected.

Abstract translation: 电动机包括具有六个磁极的磁轭; 旋转轴，其以可自由旋转的方式设置在所述轭内; 具有附接到所述旋转轴的齿（36）的电枢铁心（6），其沿径向方向径向延伸并且设置成偶数排列，并且形成在所述齿之间的偶数个槽（37）; 电枢线圈（7），其缠绕在单个波浪绕组中的齿周围; 以及换向器（13），其设置在所述旋转轴中以与所述电枢铁心（6）相邻并且具有多个沿所述电枢线圈（7）连接的周向设置的段（41）。