公开(公告)号：US20180296056A1

公开(公告)日：2018-10-18

申请号：US16014994

申请日：2018-06-21

Applicant: LG ELECTRONICS INC.

Inventor： Bohyun NAM ,  Inbo SHIM ,  Jihoon SUNG ,  Sojin PARK ,  Seunghyun SONG ,  Sangkyu LEE ,  Woochan JUN

IPC: A47L11/33 ,  A47L9/16 ,  A47L9/12 ,  A47L9/04 ,  A47L11/40

Abstract: A robot cleaner comprising: a cleaner body including a controller, the cleaner body having a dust container accommodation part formed therein; a wheel unit mounted in the cleaner body, the wheel unit of which driving is controlled by the controller; and a dust container detachably coupled to the dust container accommodation part, wherein a first opening and a second opening are disposed at the same height in an inner wall of the dust container accommodation part, wherein the dust container includes: an entrance and an exit, disposed side by side along the circumference of the dust container, the entrance and the exit, respectively communicating with the first opening and the second opening when the dust container is accommodated in the dust container accommodation part; and a flow separating part extending downwardly inclined along the inner circumference of the dust container, the flow separating part separating the flow of air introduced into the entrance from the flow of air discharged toward the exit to be respectively guided to lower and upper portions thereof.

公开(公告)号：US20180184865A1

公开(公告)日：2018-07-05

申请号：US15855969

申请日：2017-12-27

Applicant: LG ELECTRONICS INC.

Inventor： Sangkyu LEE ,  Inbo Shim

IPC: A47L9/04 ,  A47L7/00

CPC classification number: A47L9/0488 ,  A46B1/00 ,  A46B13/001 ,  A46B13/005 ,  A47L7/0066 ,  A47L9/0477 ,  A47L2201/00

Abstract: A cleaner according to the present invention includes a cleaner main body, and a suction unit connected to the cleaner main body to suck air containing dust, and provided with a brush assembly brought into contact with a floor, wherein the brush assembly includes a rotating rod rotatable in one direction, a brush portion protruding from an outer circumferential surface of the rotating rod to rotate together with the rotating rod, and a blade erected at the rear of the brush portion in the one direction to be adjacent to the brush portion, and brought into contact with the brush portion during the rotation in the one direction, to prevent foreign substances from getting tangled in the brush portion. This configuration may prevent foreign substances such as hair and the like from being tangled in the brush portion during an operation of the cleaner.

公开(公告)号：US20170332864A1

公开(公告)日：2017-11-23

申请号：US15599783

申请日：2017-05-19

Applicant: LG ELECTRONICS INC.

Inventor： Bohyun NAM ,  Inbo SHIM ,  Jihoon SUNG ,  Sojin PARK ,  Seunghyun SONG ,  Sangkyu LEE ,  Woochan JUN

IPC: A47L11/33 ,  A47L11/40

CPC classification number: A47L11/33 ,  A47L9/0072 ,  A47L9/0411 ,  A47L9/0488 ,  A47L9/0494 ,  A47L9/122 ,  A47L9/1616 ,  A47L9/1641 ,  A47L9/1666 ,  A47L9/1691 ,  A47L9/2826 ,  A47L11/4013 ,  A47L11/4061 ,  A47L11/4066 ,  A47L11/4069 ,  A47L2201/00 ,  A47L2201/04 ,  A47L2201/06

Abstract: A robot cleaner comprising: a cleaner body; a suction unit sucking air containing dust to be introduced into the cleaner body; and a dust container detachably coupled to the cleaner body, the dust container collecting dust filtered from the air introduced into the cleaner body, wherein the dust container includes: an external case including at least one cyclone filtering dust in air introduced into the dust container; an upper case coupled to an upper portion of the external case, the upper case including an upper opening corresponding to a space into which air passing through the cyclone is discharged; an upper cover detachably coupled to the upper case to open/close the upper opening; and a filter mounted on a rear surface of the upper cover, the filter covering the discharged space of the air passing through the cyclone when the upper cover is coupled to the upper case, to filter dust in the air passing through the cyclone.