公开(公告)号：US20230188005A1

公开(公告)日：2023-06-15

申请号：US17923982

申请日：2020-09-16

Applicant: LG ELECTRONICS INC.

Inventor： Jaehoon JEONG ,  Chaseung JUN ,  Jinwook CHA ,  Charyeom PARK

IPC: H02K9/06 ,  H02K5/173 ,  H02K5/20 ,  H02K7/08

CPC classification number: H02K9/06 ,  H02K5/1732 ,  H02K5/207 ,  H02K7/083

Abstract: A motor assembly includes a motor housing having a shaft, a rotor coupled to the shaft, multiple core assemblies along the circumference of the rotor to form a magnetic path, and a first bearing housing supporting one side of the shaft, a housing cover coupled to the motor housing, an impeller installed on the shaft, a diffuser coupled to the housing cover between the impeller and the rotor, and a shroud containing the impeller and the diffuser. The multiple core assemblies are contained independently and spaced apart from each other along the circumference of the rotor. The housing cover includes a second bearing housing supporting the other side of the shaft. The motor housing includes core support portions for supporting the multiple core assemblies independently, and a first bridge extending from the core support portions to connect the core support portions and the first bearing housing.

公开(公告)号：US20210165415A1

公开(公告)日：2021-06-03

申请号：US17045524

申请日：2019-04-05

Applicant: LG ELECTRONICS INC.

Inventor： Jaehoon LEE ,  Kyuchun CHOI ,  Jongjin WOO ,  Dongseong KIM ,  Hyungsub KIM ,  Seungin SHIN ,  Kyungman YU ,  Jaehoon JEONG ,  Dongkyun NAM ,  Hyungkook JOO

IPC: G05D1/02

Abstract: According to a moving robot and a control method of a moving robot of the present disclosure, it is possible to reset a position of the moving robot by returning to a charging station after completing a work in one traveling zone and continuously perform a work.