公开(公告)号：US20170245704A1

公开(公告)日：2017-08-31

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 ,  A47L9/28 ,  A47L9/00 ,  A47L9/10

CPC classification number: A47L5/362 ,  A47L9/0081 ,  A47L9/009 ,  A47L9/102 ,  A47L9/106 ,  A47L9/108 ,  A47L9/12 ,  A47L9/122 ,  A47L9/1625 ,  A47L9/1641 ,  A47L9/1666 ,  A47L9/1683 ,  A47L9/242 ,  A47L9/2805 ,  A47L9/2826 ,  A47L9/2852 ,  A47L9/2857 ,  A47L9/2884 ,  A47L9/2889

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.

公开(公告)号：US20250025006A1

公开(公告)日：2025-01-23

申请号：US18715529

申请日：2022-12-01

Applicant: LG Electronics Inc.

Inventor： Jaehun HAN ,  Kietak HYUN ,  Hanshin KIM ,  Hyunsup SONG

IPC: A47L9/28 ,  A47L9/16 ,  A47L9/20

Abstract: The present disclosure relates to a method of controlling a cleaner system, the method including a differential pressure detection step of detecting a differential pressure between air before passing through a prefilter provided in a cleaner and air after passing through the prefilter, and a cleaner foreign substance removal step of cleaning the prefilter when the cleaner is coupled to the cleaner station when the differential pressure detected in the differential pressure detection step is equal to or higher than a preset reference differential pressure, such that when a degree of contamination of the prefilter is high regardless of the usage period, the degree of contamination may be automatically detected and notified to a user, and the prefilter may be automatically cleaned.

公开(公告)号：US20240197127A1

公开(公告)日：2024-06-20

申请号：US18590504

申请日：2024-02-28

Applicant: LG ELECTRONICS INC.

Inventor： Youngjoo LEE ,  Jungmin KO ,  Soohan EO ,  Kietak HYUN ,  Inkyu HWANG

IPC: A47L9/10 ,  A47L5/24 ,  A47L5/28 ,  A47L9/12 ,  A47L9/16 ,  A47L9/20 ,  A47L9/22 ,  A47L9/28 ,  A47L9/32 ,  B01D45/16 ,  B01D46/00 ,  B01D46/24 ,  B01D50/20 ,  B04C5/185 ,  B04C5/26 ,  B04C9/00

CPC classification number: A47L9/108 ,  A47L5/28 ,  A47L9/12 ,  A47L9/127 ,  A47L9/1616 ,  A47L9/165 ,  A47L9/1658 ,  A47L9/1683 ,  A47L9/1691 ,  A47L9/20 ,  A47L9/22 ,  A47L9/2884 ,  A47L9/322 ,  B01D45/16 ,  B01D46/0041 ,  B01D46/2403 ,  B01D50/20 ,  B04C5/185 ,  B04C5/26 ,  B04C9/00 ,  A47L5/24 ,  B01D2279/55 ,  B04C2009/004

Abstract: A cleaner includes a suction unit, a main body including a cyclone unit for separating dust from air suctioned through the suction unit, and a dust container that stores dust separated in the cyclone unit below the cyclone unit. A filter unit is disposed inside the cyclone unit for filtering the air, and a movable unit disposed inside the cyclone unit includes a cleaning part for cleaning the outer circumference of the filter unit. An operation unit disposed outside the main body moves the movable unit and the cleaning part to remove dust from the outer surface of the filter unit.

公开(公告)号：US20240057832A1

公开(公告)日：2024-02-22

申请号：US18260417

申请日：2021-08-27

Applicant: LG Electronics Inc.

Inventor： Jonguk HER ,  Kietak HYUN ,  Soohan EO ,  Inkyu HWANG

IPC: A47L9/16 ,  A47L9/32 ,  A47L5/28

CPC classification number: A47L9/1608 ,  A47L9/1683 ,  A47L9/1666 ,  A47L9/1616 ,  A47L9/325 ,  A47L5/28

Abstract: The present invention relates to a cleaner including a dust bin having an inlet port formed at one side thereof, a discharge port formed at the other side thereof, and a cyclone part provided therein and configured to generate a cyclone flow, and a suction part configured to communicate with the inlet port and elongated in one direction, in which the cyclone part includes an axis of a cyclone flow, which is perpendicular to a longitudinal axis of the suction part and parallel to the ground surface, such that the cleaner may clean a lower region such as a gap below a sofa or furniture without affecting a height of a main body of the cleaner even though a length of the dust bin increases.

公开(公告)号：US20240023768A1

公开(公告)日：2024-01-25

申请号：US18256497

申请日：2021-08-27

Applicant: LG Electronics Inc.

Inventor： Kietak HYUN ,  Hwang KIM ,  Jungmin KO

IPC: A47L5/24 ,  A47L9/10 ,  A47L9/16

CPC classification number: A47L5/24 ,  A47L9/108 ,  A47L9/1666 ,  A47L9/1683 ,  A47L9/1616

Abstract: Proposed is a cleaner. The cleaner includes a dustbin having an inlet formed on a first side thereof and an outlet formed on a second side thereof, the dustbin being provided with a cyclone part generating a cyclonic flow inside the cyclone part, and a motor part configured to communicate with the dustbin and generate a flow of air inside the dustbin. The dustbin includes a casing having the inlet and the outlet formed thereon, a separating wall dividing an inner space of the casing, a first dust storage part located in the inner space and communicating with the inlet, a first cap, a second dust storage part located in the inner space and communicating with the outlet, a second cap, and a lever.

公开(公告)号：US20230404347A1

公开(公告)日：2023-12-21

申请号：US18248481

申请日：2021-10-15

Applicant: LG Electronics Inc.

Inventor： Hwang KIM ,  Kietak HYUN ,  Jungmin KO

IPC: A47L9/32 ,  A47L9/28 ,  A47L9/22 ,  A47L9/16

CPC classification number: A47L9/322 ,  A47L9/2857 ,  A47L9/22 ,  A47L9/1666

Abstract: Disclosed is a cleaner, including: a suction unit through which air comprising dust is sucked; a suction motor for generating a flow of the air such that the air flows into the suction unit; a cyclone unit in communication with the suction unit, for separating the dust from the air; a handle arranged in a direction opposite to the suction unit with respect to the cyclone unit and including a grip part allowing a user to grip with a hand; and a power supply unit for supplying power to the suction motor, and a longitudinal axis of the suction motor is disposed perpendicular to a longitudinal axis of the suction unit and parallel to a base surface of the power supply unit.

公开(公告)号：US20210259492A1

公开(公告)日：2021-08-26

申请号：US16861913

申请日：2020-04-29

Applicant: LG ELECTRONICS INC.

Inventor： Kietak HYUN ,  Jonguk HER ,  Soohan EO ,  Sangchul LEE ,  Inkyu HWANG

IPC: A47L9/16 ,  A47L9/12 ,  A47L9/28 ,  A47L9/14 ,  A47L5/24 ,  A47L9/10 ,  A47L9/20 ,  A47L9/22

Abstract: A cleaner includes a hollow cylindrical housing; a housing wall dividing an internal space of the housing into a first space and a second space; a wall through-hole defined to pass through the housing wall; a mounting portion including a mounting body having a top face and a mounting space defined therein in communication with the second space, the mounting body being fixed into the wall through-hole; first openings defined in a first region of the bottom face, and second openings defined in a second region of the bottom face; a separator disposed in the first space to form a flow path for guiding air to the plurality of openings, and a filter that includes a filter body located in the mounting space, and filter faces to filter the air flowing through the first openings and second openings.

公开(公告)号：US20190223672A1

公开(公告)日：2019-07-25

申请号：US16367775

申请日：2019-03-28

Applicant: LG ELECTRONICS INC.

Inventor： Kietak HYUN ,  Jungmin KO ,  Soohan EO ,  Sangchul LEE

IPC: A47L9/16 ,  A47L9/10 ,  A47L5/36 ,  B01D46/24

Abstract: A vacuum cleaner, including a cleaner body; and a dust collector provided in the cleaner body, wherein the dust collector includes a first cyclone provided within an outer case to filter foreign matter and dust from air introduced into the dust collector; a second cyclone accommodated within the first cyclone to separate fine dust from the air introduced into the first cyclone; a screw provided at a lower side of and surrounding the first cyclone, and having at least one vane spirally extended along a flow direction of the air introduced into the outer case to induce the inflow of foreign matter and dust filtered by the first cyclone into a first storage section.

公开(公告)号：US20190014962A1

公开(公告)日：2019-01-17

申请号：US15790372

申请日：2017-10-23

Applicant: LG ELECTRONICS INC.

Inventor： Kietak HYUN ,  Jungmin KO ,  Soohan EO

IPC: A47L9/20 ,  A47L9/16 ,  A47L5/36 ,  A47L9/12 ,  A47L9/10 ,  B01D45/16 ,  B01D46/00 ,  B01D46/10 ,  B01D50/00

CPC classification number: A47L9/20 ,  A47L5/362 ,  A47L9/108 ,  A47L9/125 ,  A47L9/1633 ,  A47L9/1641 ,  A47L9/165 ,  A47L9/1666 ,  A47L9/1675 ,  A47L9/1683 ,  B01D45/12 ,  B01D45/16 ,  B01D46/0065 ,  B01D46/10 ,  B01D46/106 ,  B01D50/002 ,  B01D2279/55

Abstract: The present disclosure relates to a vacuum cleaner for separating and collecting dust and other contaminants by using a multi-cyclone and a mesh filter, including a cleaning unit for sweeping dust and foreign materials attached to the mesh filter along an outer circumferential surface of the mesh filter, and a rotation unit coupled to the cleaning unit for rotating the cleaning unit relative to the mesh filter, whereby the cleaning unit can clean a surface of the filter automatically or manually during an operation of the cleaner, so that the filter surface can be kept clean, and a load on a fan unit caused due to foreign materials or dust can be reduced.

公开(公告)号：US20180279846A1

公开(公告)日：2018-10-04

申请号：US15524584

申请日：2015-11-20

Applicant: LG ELECTRONICS INC.

Inventor： Kietak HYUN ,  Seungyeop LEE ,  Hyukjin AHN

IPC: A47L9/16

Abstract: The present disclosure discloses a dust collector for a vacuum cleaner including a first cyclone installed within an outer case to filter out dust from air inhaled from an outside thereof and introduce the air from which dust has been filtered out into an inside thereof, a plurality of second cyclones accommodated in the inside of the first cyclone to separate fine dust from the air introduced to the inside of the first cyclone, and a cover member disposed to cover an inlet of the second cyclone, wherein cyclones disposed adjacent to each other among the first and the second cyclones limit a first space within the first cyclone, and the cover member forms a second space communicating with the first space between the inlet and the cover member, and a guide vane extended in a spiral shape along an inner circumference thereof is provided at the inlet to induce rotational flow in air introduced to an inside of the second cyclone through the first and the second space.