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公开(公告)号：US09655487B2
公开(公告)日：2017-05-23
申请号：US14955577
申请日：2015-12-01
Applicant: LG ELECTRONICS INC.
Inventor： Seongjun Kim , Jinwoo Lee , Seogyong Kim
CPC classification number: A47L9/0633 , A47L9/00 , A47L9/066 , A47L9/0673
Abstract: A nozzle for a vacuum cleaner, including a suction part having a suction port and a main brush; and at least one movable member movably installed in the suction port and having a subsidiary brush. The at least one movable member may include a first and a second movable member provided at either side of the suction part, allowing a suction area of the nozzle to be selectively expanded.
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公开(公告)号：US20230141194A1
公开(公告)日：2023-05-11
申请号：US17978536
申请日：2022-11-01
Applicant: LG Electronics Inc.
Inventor： Janghee PARK , Yongki Jeong , Jinwoo Lee
IPC: F23N1/02 , F24F1/009 , F24F1/0033 , F24H3/06 , F24H9/20
CPC classification number: F23N1/022 , F24F1/009 , F24F1/0033 , F24H3/065 , F24H9/2085 , F23N2227/00 , F23N2229/00 , F23N2237/02 , F23N2235/24
Abstract: Disclosed are a gas furnace and an air conditioner having the same. The gas furnace includes: a fuel valve; a manifold providing a passage of fuel passing through the fuel valve; a plurality of burners provided to burn fuel provided from the manifold and spaced apart from each other in one direction; a plurality of heat exchangers providing a passage of combustion gas generated by the plurality of burners; and a blower for causing a flow of air passing around the heat exchanger. The manifold includes: a first tube having one end connected to the fuel valve and forming a first passage; a second tube extending in the one direction, forming a second passage, and facing at least one of the plurality of burners; a third tube extending in the one direction, forming a third passage, and facing remaining burners of the plurality of burners; and a three-way valve connected to the first tube, the second tube, and the third tube.
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公开(公告)号：US11039724B2
公开(公告)日：2021-06-22
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.
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公开(公告)号：US11005281B2
公开(公告)日：2021-05-11
申请号：US16989338
申请日：2020-08-10
Applicant: LG Electronics Inc.
Inventor： Geunyong Jung , Seongho Park , Sejong Park , Jonghyun Seo , Jinwoo Lee
IPC: H02J7/00 , A47L9/28 , H01R13/453 , H01R13/70
Abstract: A charging device is provided. The charging device includes an output terminal unit connected to an input terminal unit of a battery pack. The output terminal unit includes a terminal body including an output terminal connected to the input terminal unit and a terminal cover which covers the output terminal before the input terminal unit of the battery pack is connected to the output terminal unit and through which the output terminal passes while the input terminal unit of the battery pack is connected to the output terminal unit.
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公开(公告)号：US10945570B2
公开(公告)日：2021-03-16
申请号：US15445418
申请日：2017-02-28
Applicant: LG ELECTRONICS INC.
Inventor： Jungkyu Son , Bohyun Nam , Jaeyong Park , Sehwan Bae , Jonghyun Seo , Jinwoo Lee
Abstract: Provided is a vacuum cleaner including a cleaner body; a dust container installed at the cleaner body and of which at least a part is exposed to an outside through a front surface of the cleaner body; a cover member installed to open and close a part of the cleaner body and configured to selectively accommodate an upper portion of the dust container; a suction hose of which one side is connected to a suction part for suctioning dust and the other side is connected to a front end of the cover member; a grip portion provided at the cover member and operated to open and close the cover member; and a locking assembly provided inside the cover member and disposed at both sides based on the suction part to be restricted in the cleaner body.
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Patent Agency Ranking
公开(公告)号：US10912437B2
公开(公告)日：2021-02-09
申请号：US16063610
申请日：2016-12-21
Applicant: LG Electronics Inc.
Inventor： Jinwoo Lee , Gunho Ha , Hwajin Lim , Hyeonjeong An , Bohyun Nam , Namhee Kim , Sehwan Bae
Abstract: A handle for a cleaner according to the present disclosure includes: an extension tube connector that is connected to an extension tube; an air flow pipe that communicates with the extension tube connector to transfer air and dusts that is received from the extension tube connector; a grip part that is to be held by a user; and a grip part connector that connects the extension tube connector and the grip part to each other and is rotated with respect to the air flow pipe, wherein the grip part is rotated together with the grip part connector and the extension tube connector, and the grip part is rotated with respect to the central line of the extension tube connector.
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公开(公告)号：US10575690B2
公开(公告)日：2020-03-03
申请号：US15445493
申请日：2017-02-28
Applicant: LG ELECTRONICS INC.
Inventor： Jungkyu Son , Bohyun Nam , Jaeyong Park , Sehwan Bae , Jonghyun Seo , Jinwoo Lee
Abstract: Provided is a vacuum cleaner including a cleaner body disposed at a position distant from the ground; moving wheels rotatably installed at both sides of the cleaner body and configured to rotatably support the cleaner body; a dust container installed at a front surface of the cleaner body located at a front of the moving wheels and configured to collect suctioned dust; and a suction hose connected to the front surface of the cleaner body and through which the dust is suctioned, wherein a center of gravity of the cleaner body is located at a rear side further than a vertical extension line of a rotating center of the moving wheels, and a rear end of the cleaner body becomes closer to the ground when travel of the vacuum cleaner is stopped.
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公开(公告)号：US10512378B2
公开(公告)日：2019-12-24
申请号：US15445494
申请日：2017-02-28
Applicant: LG ELECTRONICS INC.
Inventor： Jungkyu Son , Bohyun Nam , Jaeyong Park , Sehwan Bae , Jonghyun Seo , Jinwoo Lee
IPC: A47L5/36 , A47L9/12 , A47L9/24 , A47L9/28 , A47L9/00 , A47L9/10 , A47L9/16 , A47L9/22 , A47L9/32
Abstract: Provided is a vacuum cleaner including a base configured to form a lower surface of a cleaner body; moving wheels provided at both side surfaces of the cleaner body and rotated for travel of the vacuum cleaner and also configured to support the cleaner body to be rotated in normal and reverse directions; and a dust container installed at a front of the moving wheels and configured to collect suctioned dust, wherein the base includes a center portion; a first half portion configured to extend to be inclined upward from a front end of the center portion; and a second half portion configured to extend to be inclined upward from a rear end of the center portion, and a rotating center of the moving wheels is located between the first half portion and the second half portion.
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公开(公告)号：US10357135B2
公开(公告)日：2019-07-23
申请号：US15445325
申请日：2017-02-28
Applicant: LG ELECTRONICS INC.
Inventor： Jungkyu Son , Bohyun Nam , Jaeyong Park , Sehwan Bae , Jonghyun Seo , Jinwoo Lee
Abstract: Provided is a vacuum cleaner including a cleaner body; a cover member provided at an upper portion of the cleaner body to be opened and closed; a suction hose installed at a front surface of the cover member and configured to suction dust; moving wheels provided on both side surfaces of the cleaner body; a wheel motor assembly connected to the moving wheels and configured to rotate the moving wheels for travel; a plurality of obstacle detecting members disposed at one side of a front of the cover member and configured to detect an obstacle located at a front and/or a side of the cleaner body; and a PCB configured to control an operation of the wheel motor assembly according to a detected signal of the obstacle detecting member.
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公开(公告)号：US11604011B2
公开(公告)日：2023-03-14
申请号：US16771833
申请日：2018-12-12
Applicant: LG ELECTRONICS INC.
Inventor： Jinwoo Lee , Minho Chung , Song Choi
Abstract: The present invention relates to a gas heat pump system. The gas heat pump system, according to one embodiment of the present invention, comprises: an air conditioning module comprising a compressor, an outdoor heat exchanger, an expansion apparatus, an indoor heat exchanger and a refrigerant line; and an engine module comprising an engine for combusting a mixture of fuel and air, thereby providing power for driving the compressor. The engine module comprises: a mixer for mixing and discharging the air and fuel; a supercharging means for receiving the mixture discharged from the mixer, compressing same, and then discharging same; an intercooler for receiving the mixture compressed in the supercharging means, cooling same by a heat exchange method, increasing the density thereof, and then discharging same; an adjustment means for receiving the mixture discharged from the intercooler, adjusting the quantity thereof, and then supplying same to the engine; and an exhaust gas heat exchanger for exchanging heat between a coolant and exhaust gas discharged from the engine, wherein the exhaust gas heat exchanger is directly connected to an exhaust manifold of the engine.
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