公开(公告)号：US11539260B2

公开(公告)日：2022-12-27

申请号：US17211890

申请日：2021-03-25

Applicant: NIDEC CORPORATION

Inventor： Yusaku Yoshida ,  Shunsuke Murakami ,  Yu Wang ,  Ting Huang

IPC: H02K3/52 ,  H02K3/34 ,  H02K1/16 ,  H02K3/28

Abstract: Embodiments of the present application provide a stator, comprising a coil group is provided with a first end part, a second end part, multiple coils respectively wound on a multiple teeth, and a transition line part configured to connect multiple coils, the first end part is provided with a first overlapping part having the same position as at least a part of the second end part in the circumferential direction, the second end part is provided with a second overlapping part having the same position as the first overlapping part in the circumferential direction, and a coil connecting part is connected with the first overlapping part and the second overlapping part.

公开(公告)号：US12113416B2

公开(公告)日：2024-10-08

申请号：US17706585

申请日：2022-03-28

Applicant: NIDEC CORPORATION

Inventor： Yusaku Yoshida ,  Yu Wang ,  Jun Gao

IPC: H02K3/50

CPC classification number: H02K3/50 ,  H02K2203/09

Abstract: The example of the present application provides a motor and an electrical product. The motor includes a rotor that is arranged in a rotatable manner centered on a central axis, a stator arranged on an outer circumference of the rotor and facing the rotor in a radial direction, a bus bar holder arranged on one side of the rotor and the stator in an axial direction, and a housing that is cylindrical or substantially cylindrical. The rotor, the stator, and the bus bar holder are contained inside the housing. The bus bar holder has a protrusion on one side in the axial direction, and the protrusion is in contact with the bottom of the housing.

公开(公告)号：US11632009B2

公开(公告)日：2023-04-18

申请号：US17199384

申请日：2021-03-11

Applicant: NIDEC CORPORATION

Inventor： Yu Wang ,  Jun Gao ,  Wenlong Zhang

IPC: H02K3/50 ,  H02K3/52 ,  H02K3/38 ,  H02K5/04 ,  H02K5/22

Abstract: Embodiments of this application provide a busbar assembly, a motor, an electrical product, and a method for manufacturing a busbar assembly. The busbar assembly includes a busbar for conducting electricity and a busbar holder for supporting the busbar. The busbar extends in a circumferential direction, a height of the busbar in an axial direction is greater than a thickness in a radial direction, and the busbar holder is integrally molded with the busbar. The busbar includes a plurality of convex portions extending in the axial direction, and the convex portions are exposed from the busbar holder.

公开(公告)号：US20240113591A1

公开(公告)日：2024-04-04

申请号：US18469564

申请日：2023-09-19

Applicant: NIDEC CORPORATION

Inventor： Yu Wang ,  Suyan Ge ,  Hiroshi Sambuichi ,  Xueling Zhou

IPC: H02K5/22

CPC classification number: H02K5/225 ,  H02K2203/09

Abstract: Disclosed is a motor, which includes: a housing; a support plate fixed on the housing; an upper busbar holder holding the upper busbar and defined on the support plate; a lower busbar holder holding the lower busbar; one end of the upper busbar is connected to the lower busbar, and the other end of the upper busbar is connected to an external power supply; one end of the lower busbar is connected to the coil lead wire, and the other end of the lower busbar is connected to the upper busbar, the upper busbar holder has a first through-hole penetrating in the axial direction, the support plate has a second through-hole penetrating in the axial direction; the other end of the lower busbar passes through the first through-hole and the second through-hole, and is connected to one end of the upper busbar.

公开(公告)号：US11251666B2

公开(公告)日：2022-02-15

申请号：US16824736

申请日：2020-03-20

Applicant: Nidec Corporation

Inventor： Yusaku Yoshida ,  Tatsuya Onishi ,  Xiao Zhang ,  Yu Wang

IPC: H02K1/27 ,  H02K1/18

Abstract: A motor includes a rotating shaft extending along a central axis, a stator core arranged about the rotating shaft by being centered on the central axis, a housing arranged about the stator core in a circumferential direction and including an opening on one side in an axial direction, and a support covering the opening. A functional component is mounted on at least one side of the support in the axial direction. The motor further includes a fastener disposed in the axial direction to secure the support, the stator core, and the housing.