公开(公告)号：US20210159758A1

公开(公告)日：2021-05-27

申请号：US17167360

申请日：2021-02-04

Applicant: Mitsuba Corporation

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

IPC: H02K5/24 ,  B60S1/26 ,  H02K7/116 ,  H02K11/33 ,  F16D65/00 ,  H02K7/10

Abstract: A motor with a speed reducer includes a motor (4) received in a motor housing (2), a speed reducer (5) received in the motor housing (2) and that is driven by receiving power from a motor shaft of the motor (4) and that reduces rotation of a rotor boss (43) and outputs the reduced rotation, and a drive shaft (7) received in the motor housing (2), connected to an output shaft (58) of the speed reducer (5) via a transmission belt (6) and that drives a driven body, wherein the rotor boss (43) and the output shaft (58) are disposed coaxially, and the output shaft (58) and the drive shaft (7) are disposed parallel in a radial direction.

公开(公告)号：US10374492B2

公开(公告)日：2019-08-06

申请号：US15454329

申请日：2017-03-09

Applicant: Mitsuba Corporation

Inventor： Kenji Yasumoto ,  Teppei Tokizaki ,  Shigeki Ota

IPC: H02K11/00 ,  H02K1/17 ,  H02K5/04 ,  H02K23/04 ,  H02K5/22 ,  B60S1/08 ,  H02K7/116 ,  H02K11/21 ,  H02K11/38 ,  H02K5/08 ,  H01R13/11 ,  H01R39/38 ,  H02K5/14

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：US20180041078A1

公开(公告)日：2018-02-08

申请号：US15784729

申请日：2017-10-16

Applicant: Mitsuba Corporation

Inventor： Yoshichika Kawashima ,  Teppei Tokizaki ,  Naoki Kojima

IPC: H02K1/17 ,  H02K23/04 ,  H02K7/116 ,  H02K1/26 ,  H02K3/28 ,  H02K23/32 ,  H02K13/00 ,  H02K5/14

CPC classification number: H02K1/17 ,  H02K1/265 ,  H02K3/28 ,  H02K5/148 ,  H02K7/1166 ,  H02K11/026 ,  H02K11/25 ,  H02K13/006 ,  H02K23/04 ,  H02K23/32

Abstract: An electric motor includes a yoke having a cylindrical section, two pairs of permanent magnets disposed at an inner circumferential surface of the cylindrical section to oppose each other, and an armature rotatably supported further inside in a radial direction than the permanent magnets, wherein at least a pair of first flat sections opposing each other in the radial direction are formed at the cylindrical section, and the permanent magnets are disposed at positions distant from the first flat sections.

公开(公告)号：US20160134073A1

公开(公告)日：2016-05-12

申请号：US14900727

申请日：2014-07-10

Applicant: MITSUBA CORPORATION

Inventor： Teppei Tokizaki ,  Yoshichika Kawashima ,  Natsumi Tamura

IPC: H01R39/38 ,  H01R39/40 ,  H02K7/116 ,  H02K5/22 ,  H02K11/026

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).

Abstract translation: 在电动机中，电刷架支架（33）具有开口部，整流子（23）能够沿旋转轴方向（O1）插入，电刷架（41）沿旋转轴方向（O1 ）并且形成为在径向方向上朝向内侧偏压的扁平弹簧形状，电刷架（41）的基端部分围绕着旋转轴（3）以周向间隔地被电刷保持架（33）支撑 ），并且刷子（31）由电刷架（41）的前端部分保持。

公开(公告)号：US20160049844A1

公开(公告)日：2016-02-18

申请号：US14778764

申请日：2014-03-20

Applicant: MITSUBA CORPORATION

Inventor： Kenji Yasumoto ,  Teppei Tokizaki ,  Shigeki Ota

IPC: H02K5/22 ,  H02K5/08

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.

Abstract translation: 一种具有连接器单元（40）的电动机装置，其中连接有外部连接器，其中所述连接器单元（40）具有布置在基部（50）上的多个导电构件（64,65,66）和连接器 连接部分（70）具有插入外部连接器的插入孔，其中导电部件（64,65,66）分别包括连接到外部连接器的连接器侧连接部分（64a，65a，66a） 以从与外部连接器的插入方向相反的第一方向与连接到端子或配线的插入孔和基座侧连接部分（64b，65b，66b）面对连接器连接部分（70） 设置在所述基部（50）中，其中所述连接器侧连接部分（64a，65a，66a）分别插入设置在彼此不同的位置处的第二方向上的多个插入孔（74,75,76） 与第一个方向相交，w 这里，基部侧连接部（64b，65b，66b）分别配置在与第二方向相同的位置。

公开(公告)号：US20140319948A1

公开(公告)日：2014-10-30

申请号：US14358062

申请日：2012-12-10

Applicant: Mitsuba Corporation

Inventor： Yuichi Nagase ,  Yoshichika Kawashima ,  Teppei Tokizaki

IPC: H02K7/116

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).

Abstract translation: 一种装有减速装置（1）的电动机，具有形成为大致圆形杆状的主轴部件（200），其一端部（201）可旋转地支撑在底部的大致中央 （110）的另一端部（202），其通过马达壳体（110）中的孔向外侧突出的另一端部（202），所述主轴部件（200）固定到所述马达壳体（110） 经由一个端部（201）。 电动机壳体（110）内设置有与主轴部件（200）同轴并围绕主轴部件（200）的电枢（130），减速装置（10） 配置在主轴部件（200）的电枢（130）与另一端部（202）之间，以包围主轴部件（200），以及输出部件（16），其形成为环形 与主轴部件（200）相同的轴线配置成围绕主轴部件（200）。

公开(公告)号：US12181023B1

公开(公告)日：2024-12-31

申请号：US18607539

申请日：2024-03-17

Applicant: MITSUBA Corporation

Inventor： Motoaki Kobayashi ,  Teppei Tokizaki ,  Tohru Yumoto ,  Nobuyuki Nagai

IPC: F16H57/08 ,  F16H1/28

Abstract: A planetary gear reduction mechanism is capable of accurately driving an object to be driven. A carrier 60 is provided with first and second support shaft fixing holes 64a and 64b to which a support shaft 52 that rotatably supports a planetary gear 50 is fixed, and a shaft coupling 70 is fixed to the carrier 60 by a fixing pin 73 fixed to the second support shaft fixing hole 64b, which allows the shaft coupling 70 to be accurately fixed to the carrier 60 formed with high processing accuracy. Therefore, a planetary gear reduction mechanism 10 is realized, which is capable of accurately driving a drive mechanism of a robot, which is an object to be driven.

公开(公告)号：US11894753B2

公开(公告)日：2024-02-06

申请号：US16982052

申请日：2019-04-03

Applicant: MITSUBA Corporation

Inventor： Naoki Kojima ,  Motoaki Kobayashi ,  Teppei Tokizaki ,  Yoshichika Kawashima

IPC: H02K7/11 ,  H02K7/116 ,  F16H55/08 ,  F16H1/08 ,  F16H55/06 ,  H02K5/22

CPC classification number: H02K7/116 ,  F16H55/08 ,  F16H1/08 ,  F16H55/06 ,  H02K5/225

Abstract: A deceleration mechanism is provided with first and second gears, a first tooth part arranged in the first gear and extending spirally in an axial direction of the first gear, an engagement projected part arranged on the first tooth part, second tooth parts arranged on the second gear, and an engagement recessed part arranged between the adjacent second tooth parts. The engagement projected part is formed in an arc shape in a direction orthogonal to the axial direction of the first gear and has a curvature center eccentric from a rotation center of the first gear. The second tooth parts are inclined with respect to the axial direction of the first gear and arranged in a circumferential direction of the second gear. The engagement projected part is formed in an arc-shape in a direction orthogonal to the axial direction of the first gear and engaged with the engagement projected part.

公开(公告)号：US11719310B2

公开(公告)日：2023-08-08

申请号：US17607897

申请日：2020-06-26

Applicant: MITSUBA Corporation

Inventor： Teppei Tokizaki ,  Naoki Kojima ,  Motoaki Kobayashi ,  Shunji Kumagai

IPC: F16H1/08 ,  F16H55/08

CPC classification number: F16H1/08 ,  F16H55/08 ,  F16H2055/0893

Abstract: A speed reduction mechanism and a motor equipped with the speed reduction mechanism are provided. A pinion gear is provided with one spiral engagement projected part, and a helical gear is provided with a plurality of engagement recessed parts with which the engagement projected part is engaged. The engagement projected part and the engagement recessed part are formed so that their cross-sectional shapes along a direction orthogonal to an axial direction of the pinion gear are in arc shapes. A shape of helical teeth and a shape of the engagement recessed part are determined based on a shape of the engagement projected part provided on a spiral tooth.

公开(公告)号：US10734858B2

公开(公告)日：2020-08-04

申请号：US15946827

申请日：2018-04-06

Applicant: Mitsuba Corporation

Inventor： Yoshichika Kawashima ,  Teppei Tokizaki ,  Natsumi Tamura

IPC: H02K3/28 ,  H02K23/30 ,  H02K3/52 ,  H02K13/04

Abstract: When teeth (12) are allocated in a circumferential direction in sequence of a U phase, a V phase and a W phase, a forward wound coil wound on each of the phases is provided as a coil of the U phase, the V phase and the W phase, and a reverse wound coil wound on each of the phases is provided as the coil of a −U phase, a −V phase and a −W phase, the coils are electrically connected between the neighboring segments in an order of the U phase, the −W phase, the −W phase, the V phase, the −U phase, the −U phase, the W phase, the −V phase and the −V phase, and the wire (14) drawn between the armature core (8) and the commutator (10) is drawn around the rotation shaft in the same direction.