公开(公告)号：US11585934B2

公开(公告)日：2023-02-21

申请号：US16862216

申请日：2020-04-29

Applicant: LG ELECTRONICS INC.

Inventor： Anna Kim ,  Sunryang Kim ,  Joohan Kim ,  Jaecheon Sa ,  Kangsoo Shin

IPC: G01S17/89 ,  B62B5/00

Abstract: A cart robot performing an auto-follow function of following a user, the cart robot, including a storage space storing goods; a main body coupled to a lower portion of the storage space and supporting the storage space; a handle assembly connected to a rear side of the main body; a wheel assembly rotatably coupled to a lower portion of the main body and moving the main body in a direction of force applied to the handle assembly; and a plurality of sensor assemblies provided at front side of the main body for sensing an obstacle in a forward direction and sensing and tracking a location of a transmission module.

公开(公告)号：US11465663B2

公开(公告)日：2022-10-11

申请号：US16757930

申请日：2019-05-20

Applicant: LG ELECTRONICS INC.

Inventor： Jaecheon Sa ,  Sunryang Kim ,  Joohan Kim ,  Keunsik No

IPC: B62B5/00 ,  B60L53/16 ,  B62B3/14

Abstract: Provided is a cart robot having a charge function, which includes: a main body having a container in which goods are contained, a handle assembly installed on one side of the container, a battery module, and a battery management system (BMS) module for managing charge and discharge of the battery module; wheel assemblies rotatably coupled to a lower portion of the main body, and configured to move the main body in a direction of a force applied to the handle assembly; and an external charge module (CM) having a front connector provided on a lower front side of the main body and a rear connector provided on a lower rear side of the main body, electrically connected to an external power supply through the front or rear connector and configured to charge the battery module.

公开(公告)号：US11865717B2

公开(公告)日：2024-01-09

申请号：US17423756

申请日：2019-04-08

Applicant: LG ELECTRONICS INC.

Inventor： Kangsoo Shin ,  Sunryang Kim ,  Yoonsik Kim ,  Joohan Kim

IPC: B25J9/16 ,  B25J13/08

CPC classification number: B25J9/1633 ,  B25J9/161 ,  B25J9/1676 ,  B25J13/085

Abstract: The present disclosure relates to a method of controlling movement of a cart in response to a change in a travel surface using artificial intelligence and a cart implementing the same, and in a cart robot of one embodiment, an IMU sensor senses a change in a travel surface, and an obstacle sensor senses a distance from an installed object placed in a direction of an advance of the cart robot, to control a moving part of the cart robot.