公开(公告)号：US20210057967A1

公开(公告)日：2021-02-25

申请号：US16958411

申请日：2018-12-19

Applicant: LG INNOTEK CO., LTD.

Inventor： Jae Young KIM ,  Kyung Sang PARK ,  Young Hwan JUNG

IPC: H02K11/215 ,  H02K7/00

Abstract: An embodiment relates to a motor including a shaft, a rotor coupled to the shaft, a stator disposed outside the rotor, a sensing magnet disposed on the shaft, and a coupling member disposed to cover the sensing magnet, wherein the coupling member is inserted into a first groove concavely formed in an end portion of the shaft. Accordingly, combinability and assemblability of the sensing magnet and the shaft can be secured using the coupling member formed to have an elastic structure in the motor.

公开(公告)号：US20240195260A1

公开(公告)日：2024-06-13

申请号：US18286865

申请日：2022-04-13

Applicant: LG INNOTEK CO., LTD.

Inventor： Jae Young KIM

IPC: H02K5/16 ,  H02K7/00 ,  H02K7/08

CPC classification number: H02K5/16 ,  H02K7/003 ,  H02K7/08

Abstract: The present invention may provide a motor comprising: a shaft; a rotor coupled to the shaft; a stator disposed so as to correspond to the rotor; a bearing supporting the shaft; and a bearing housing supporting the bearing. The bearing housing comprises: a first groove where the shaft is disposed; a first surface and a second surface constituting the outer surface of the bearing housing, the first surface contacting the inner circumferential surface of an inner race of the bearing, and the second surface contacting one surface of the inner race of the bearing; and a second groove disposed in the bottom surface of the first groove.

公开(公告)号：US20240195261A1

公开(公告)日：2024-06-13

申请号：US18286795

申请日：2022-04-13

Applicant: LG INNOTEK CO., LTD.

Inventor： Ju Hwan KU ,  Jae Young KIM

IPC: H02K5/173 ,  F16C35/04 ,  H02K7/08

CPC classification number: H02K5/1732 ,  F16C35/042 ,  H02K7/083 ,  F16C2380/26

Abstract: The present invention may provide a motor including a shaft, a rotor coupled to the shaft, a stator disposed to correspond to the rotor, a bearing housing coupled to the shaft, and a bearing which supports the bearing housing, wherein the rotor includes a rotor core and a magnet coupled to the rotor core, and the bearing housing includes a first surface in contact with the bearing, a second surface in contact with the rotor core, and a third surface in contact with the shaft.

公开(公告)号：US20240171032A1

公开(公告)日：2024-05-23

申请号：US18550312

申请日：2022-04-13

Applicant: LG INNOTEK CO., LTD.

Inventor： Kyoung Min PARK ,  Ju Hwan KU ,  Jae Young KIM

IPC: H02K5/04

CPC classification number: H02K5/04

Abstract: The present invention may provide a motor including a housing, a stator disposed in the housing, a rotor disposed in the stator, and a shaft coupled to the rotor, wherein the housing includes a first housing, the first housing includes a main body, a flange, and a joint disposed between the flange and the main body in an axial direction, the flange includes holes, the joint includes first step parts and second step parts which protrude further outward than an outer surface of the main body in a radial direction, and the first step parts and the second step parts are symmetrically disposed with respect to a reference line passing through a center of one of the holes and a center of the first housing.

公开(公告)号：US20230031008A1

公开(公告)日：2023-02-02

申请号：US17757903

申请日：2020-11-30

Applicant: LG INNOTEK CO., LTD.

Inventor： Sung Joo OH ,  Jae Young KIM

IPC: H02K1/278 ,  H02K21/14

Abstract: The present invention may provide a motor including a shaft, a rotor coupled to the shaft, and a stator disposed to correspond to the rotor, wherein the rotor includes a rotor core, a magnet disposed on an outer surface of the rotor core, and a guide in contact with the rotor core, the guide includes a first member in contact with one side surface of the rotor core and a plurality of second members (420, 430) which extend from the first member in an axial direction and are in contact with a side surface of the magnet, and positions of one side end portions and the other side end portions of the second members are different from each other in a circumferential direction.

公开(公告)号：US20220286003A1

公开(公告)日：2022-09-08

申请号：US17630428

申请日：2020-07-15

Applicant: LG INNOTEK CO., LTD.

Inventor： Jae Young KIM

IPC: H02K1/276

Abstract: The present invention may provide a motor including a rotor and a stator disposed to correspond to the rotor, wherein the rotor includes a rotor core and a magnet disposed on the rotor core, the rotor core includes a first region in which the magnet is disposed, the first region of the rotor core includes two grooves, one of the two grooves is disposed at a position corresponding to one end region of the magnet, and the other one of the two grooves is disposed at a position corresponding to the other end region of the magnet.