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    Vacuum cleaner
    1.
    发明授权
    Vacuum cleaner 有权

    公开(公告)号：US10582822B2

    公开(公告)日：2020-03-10

    申请号：US15445214

    申请日：2017-02-28

    Applicant: LG ELECTRONICS INC.

    Inventor： Jungkyu Son ,  Bohyun Nam ,  Jaeyong Park ,  Sehwan Bae ,  Jonghyun Seo ,  Jinwoo Lee ,  Donghoon Kwak ,  Jaehwan Ko

    IPC: A47L9/28 ,  A47L9/12 ,  A47L9/14 ,  A47L9/24 ,  A47L5/36 ,  A47L9/00 ,  A47L9/10 ,  A47L9/16 ,  A47L9/22 ,  A47L9/32

    Abstract: A vacuum cleaner includes a cleaner body, a suction hose mounted at a front surface of the cleaner body to suck in dust, moving wheels provided at both sides of the cleaner body, rotating to move the cleaner body and rotatably supporting the cleaner body, wheel motors connected to the moving wheels and rotating the moving wheels, a detecting unit provided in the cleaner body and sensing inclination of the cleaner body to determine whether the cleaner moves and stops, a plurality of detecting members provided at a front surface of the cleaner body and located at both sides of the suction hose to detect an obstacle, and a controller for controlling the wheel motors according to detected signals of the detecting unit and the obstacle detecting members.

    Vacuum cleaner
    2.
    发明授权
    Vacuum cleaner 有权

    公开(公告)号：US10314448B2

    公开(公告)日：2019-06-11

    申请号：US15445018

    申请日：2017-02-28

    Applicant: LG ELECTRONICS INC.

    Inventor： Jungkyu Son ,  Bohyun Nam ,  Jaeyong Park ,  Sehwan Bae ,  Jonghyun Seo ,  Jinwoo Lee ,  Sangchul Lee ,  Kietak Hyun ,  Jungmin Ko ,  Suhan Eo

    IPC: A47L5/36 ,  A47L9/12 ,  A47L9/24 ,  A47L9/00 ,  A47L9/10 ,  A47L9/28

    Abstract: Provided is a vacuum cleaner including a cleaner body; a moving wheel provided at each of both side surfaces of the cleaner body, rotated for travelling of the vacuum cleaner and configured to support the cleaner body to be rotatable in normal and reverse directions; a wheel motor assembly connected to the moving wheel and configured to rotate the moving wheel for the travelling of the vacuum cleaner; a main motor provided inside the cleaner body, located at a rear side further than a vertical extension line of a rotating center of the moving wheel and driven to suction dust; and a battery provided inside the cleaner body, located at the rear side further than the vertical extension line of the rotating center of the moving wheel and configured to provide electric power to the main motor and the wheel motor assembly, wherein a center of gravity of the cleaner body is located at a rear of the vertical extension line of the rotating center of the moving wheel due to an arrangement of the main motor and the battery.

    VACUUM CLEANER
    5.
    发明申请
    VACUUM CLEANER 审中-公开

    公开(公告)号：US20200029769A1

    公开(公告)日：2020-01-30

    申请号：US16590995

    申请日：2019-10-02

    Applicant: LG Electronics Inc.

    Inventor： Jungkyu Son ,  Bohyun Nam ,  Jaeyong Park ,  Sehwan Bae ,  Jonghyun Seo ,  Jinwoo Lee ,  Donghoon Kwak ,  Jaehwan Ko

    IPC: A47L9/28 ,  A47L9/10 ,  A47L9/16 ,  A47L9/22 ,  A47L9/32 ,  A47L9/00 ,  A47L9/12 ,  A47L5/36 ,  A47L9/24

    Abstract: A vacuum cleaner includes a cleaner body, a suction hose mounted at a front surface of the cleaner body to suck in dust, moving wheels provided at both sides of the cleaner body, rotating to move the cleaner body and rotatably supporting the cleaner body, wheel motors connected to the moving wheels and rotating the moving wheels, a detecting unit provided in the cleaner body and sensing inclination of the cleaner body to determine whether the cleaner moves and stops, a plurality of detecting members provided at a front surface of the cleaner body and located at both sides of the suction hose to detect an obstacle, and a controller for controlling the wheel motors according to detected signals of the detecting unit and the obstacle detecting members.

    Vacuum cleaner
    8.
    发明授权
    Vacuum cleaner 有权

    公开(公告)号：US10426310B2

    公开(公告)日：2019-10-01

    申请号：US15445379

    申请日：2017-02-28

    Applicant: LG ELECTRONICS INC.

    Inventor： Jungkyu Son ,  Bohyun Nam ,  Jaeyong Park ,  Sehwan Bae ,  Jonghyun Seo ,  Jinwoo Lee

    IPC: A47L9/28 ,  A47L9/10 ,  A47L9/24 ,  A47L9/12 ,  A47L5/36 ,  A47L9/00

    Abstract: Provided is a vacuum cleaner including a cleaner body; a moving wheel installed at both side surfaces of the cleaner body to be rotatable for travel of the cleaner body and configured to rotatably support the cleaner body; and a wheel motor assembly provided between an outer surface of the cleaner body and the moving wheel and configured to rotate the moving wheel for the travel of the cleaner body, wherein the wheel motor assembly is rotatably coupled to the moving wheel at a rear of a vertical extension line of a rotating center of the moving wheel.

    Vacuum cleaner
    10.
    发明授权
    Vacuum cleaner 有权

    公开(公告)号：US10188249B2

    公开(公告)日：2019-01-29

    申请号：US15445631

    申请日：2017-02-28

    Applicant: LG ELECTRONICS INC.

    Inventor： Jungkyu Son ,  Bohyun Nam ,  Jaeyong Park ,  Sehwan Bae ,  Geunyong Jung ,  Gunho Ha

    IPC: A47L9/28 ,  A47L5/36 ,  A47L9/00 ,  A47L9/10 ,  A47L9/14 ,  A47L9/24

    Abstract: A vacuum cleaner includes: a cleaner body including a battery chamber; a motor provided in the cleaner body to provide suction force; a battery detachably mounted in the battery chamber to provide electric power to the motor; a battery cover rotatably mounted in the cleaner body to open and close the battery chamber; and a charging stand on which the cleaner body is held and which includes an opening prevention rib located on a rotation path of the battery cover in a state in which the cleaner body is held on the opening prevention rib and preventing opening of the battery cover.

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