公开(公告)号：US12023283B2

公开(公告)日：2024-07-02

申请号：US16739908

申请日：2020-01-10

Applicant: LG ELECTRONICS INC.

Inventor： Haemin Choi ,  Wondong Do ,  Daekeun Yoon ,  Jaebeom Im

IPC: A61G5/04 ,  A61G5/10 ,  G01C9/02 ,  G01P3/44 ,  G01S15/08

CPC classification number: A61G5/041 ,  A61G5/1016 ,  A61G5/1032 ,  A61G5/1051 ,  A61G5/1091 ,  G01C9/02 ,  G01P3/44 ,  G01S15/08 ,  A61G2203/36 ,  A61G2203/42

Abstract: A method of controlling a motorized wheelchair including a seat frame supporting a seat, a back frame to which the seat frame is detachably connected, a first main wheel and a second main wheel respectively installed at both lower ends of the back frame, an inclination detecting sensor which detects an inclination, and a controller which controls the main wheel and the second main wheel, includes receiving an input for a turning operation, calculating an inclination angle of a running ground by the inclination detecting sensor, and determining whether the inclination angle is greater than a reference angle.

公开(公告)号：US11267530B2

公开(公告)日：2022-03-08

申请号：US16761135

申请日：2018-10-24

Applicant: LG ELECTRONICS INC.

Inventor： Seung-Suk Oh ,  Eul Pyo Hong ,  Wondong Do

IPC: B62M7/12 ,  B62K5/05 ,  B62K25/04

Abstract: The present disclosure provides: an in-wheel motor driving device, which is improved so as to enable impact transmitted from the road during traveling to be buffered; and a movement device including the same. The in-wheel motor driving device, according to the present invention, comprises: a wheel including an in-wheel; an in-wheel motor provided inside the rim and rotating the rim; a supporting portion provided at the side surface of the in-wheel motor, and having the movement device connected at one side thereof; and a buffer provided between the in-wheel motor and the supporting portion so as to buffer the impact generated during vertical movement.

公开(公告)号：US11672714B2

公开(公告)日：2023-06-13

申请号：US16668704

申请日：2019-10-30

Applicant: LG ELECTRONICS INC.

Inventor： Haemin Choi ,  Wondong Do ,  Jaebeom Im ,  Eulpyo Hong

IPC: A61G5/04 ,  A61G5/12 ,  A61G5/10

CPC classification number: A61G5/125 ,  A61G5/04 ,  A61G5/1051 ,  A61G2203/14 ,  A61G2203/20

Abstract: An electric wheelchair according to an embodiment of the present disclosure includes a frame configured to support a seat, a driver configured to be coupled to a lower portion of the frame, armrests configured to be coupled to both sides of the frame, and a controller configured to be detachably coupled to the armrest, in which the controller is coupled so as to shield an opening formed in the armrest and is electrically connected to a connector located inside the armrest. The wheelchair includes a robot.