公开(公告)号：US11293434B2

公开(公告)日：2022-04-05

申请号：US16635956

申请日：2018-07-30

Applicant: LG Electronics Inc.

Inventor： Jaeha Lee ,  Jinho Kim ,  Sungyong Ahn ,  Byeongchul Lee ,  Seheon Choi

IPC: F16C17/02 ,  F16C33/20 ,  F04C18/02 ,  F04C29/00

Abstract: A bush bearing having an outer lubricating layer, a manufacturing method therefor and a scroll compressor having same applied thereto, according to the present disclosure, includes a bush bearing comprising: a base member which has a cylindrical shape having no separated surfaces along the circumferential direction; and a lubricating member which is formed from a material having a lower rigidity and more excellent lubricity than the base member, and has a cylindrical shape having no separated surfaces along the circumferential direction by being integrally provided to the outer circumferential surface of the base member, wherein the cylindricity of the outer circumferential surface of the lubricating member satisfies a value that is within 0.6% of the average thickness of the lubricating member, and the lubricating member has carbon fiber contained in a resin base, wherein the carbon fiber has cut surfaces exposed on both ends of the lubricating member.

公开(公告)号：US11191415B2

公开(公告)日：2021-12-07

申请号：US16397320

申请日：2019-04-29

Applicant: LG Electronics Inc.

Inventor： Ingyu Yang ,  Hyeri Kwon ,  Sungjun Kim ,  Youngsoo Kim ,  Jinho Kim ,  Kyoungho Ryou ,  Jungwan Ryu ,  Jinhyouk Shin

IPC: A47L9/02 ,  A47L9/04 ,  A47L9/06 ,  A47L11/282 ,  A47L11/40 ,  A47L13/22

Abstract: A nozzle for a cleaner includes a nozzle housing including a suction flow path through which air including dust flows and at least a portion of which extends in a front and rear direction. First and second rotation cleaning units are arranged on the lower side of the nozzle housing to be spaced apart from each other in a lateral direction. Each of the first and second rotation cleaning units includes a rotation plate adapted for attachment of a mop. A first driving device including a first driving motor drives the first rotation cleaning unit and a second driving device including a second driving motor drives the second rotation cleaning unit. A water tank mounted on the nozzle stores water to be supplied to the mop.

公开(公告)号：US11156379B2

公开(公告)日：2021-10-26

申请号：US16233480

申请日：2018-12-27

Applicant: LG ELECTRONICS INC.

Inventor： Hakrae Lee ,  Hanbae Jeon ,  Jinho Kim ,  Sunyoung Park ,  Chulmin Park ,  Seontae Yoon ,  Kyungdo Lee ,  Kwonhyung Lee

IPC: F24F1/20 ,  F24F11/58 ,  F24F11/54 ,  H04L12/28 ,  F24F11/74 ,  F24F11/84

Abstract: Disclosed is an air conditioner system comprising at least one outdoor unit and a plurality of indoor units. The plurality of units may be grouped into one or more groups. A wireless communication module may be provided at each of the plurality of units and configured to perform wireless communication using a Sub-GHz frequency band. The wireless communication module may include an encoder configured to encode a predetermined signal, a modulator configured to modulate the encoded signal according to Orthogonal Frequency Division Multiplexing (OFDM) using multiple subcarriers, at least one antenna having an antenna pattern formed on a Printed Circuit Board (PCB), and configured to output a signal based on the modulated signal, a demodulator configured to demodulate a signal received at the at least one antenna, according to the OFDM, and a decoder configured to decode the demodulated signal. Accordingly, a high-quality wireless communication environment may be implemented.

公开(公告)号：US11091869B2

公开(公告)日：2021-08-17

申请号：US16656101

申请日：2019-10-17

Applicant: LG Electronics Inc.

Inventor： Bongjae Kim ,  Jaehyun Kim ,  Jinho Kim

IPC: D06F33/48 ,  D06F37/20 ,  D06F33/00 ,  D06F37/22 ,  D06F37/30

Abstract: The present invention relates to a balancer and a washing machine including the same. The balancer includes at least two drive modules which provide a driving force; at least two gear rails having a ring shape which are gear-coupled to each of the drive modules and rotated; at least two balancing weights which move along a circumference of a drum by the rotation of each of the gear rails and change a center of gravity of the drum; a reception coil which generates power from a magnetic field formed by a transmission coil; and a guide case which accommodates at least the reception coil and the drive modules.

公开(公告)号：US11058278B2

公开(公告)日：2021-07-13

申请号：US16397206

申请日：2019-04-29

Applicant: LG Electronics Inc.

Inventor： Jinhyouk Shin ,  Jinho Kim ,  Hyeri Kwon ,  Sungjun Kim ,  Kyoungho Ryou ,  Jungwan Ryu ,  Ingyu Yang ,  Youngsoo Kim

IPC: A47L9/02 ,  A47L9/04 ,  A47L11/282 ,  A47L11/40 ,  A47L13/22

Abstract: A nozzle for a cleaner includes a nozzle housing that has a suction flow path that allows air containing dust to flow therethrough. The nozzle also includes a driving device including a driving motor. Further the nozzle includes a rotation cleaning unit including a rotation plate which is connected to the driving device at a lower side of the nozzle housing. The nozzle also includes a mop attached to a lower side of the rotation plate. In addition, the nozzle includes a water tank mounted on an upper side of the nozzle housing and configured to store water. The water tank is separable from the nozzle housing. An upper side wall of the water tank forms an upper surface of the nozzle when the water tank is mounted on the nozzle housing, and a portion of a bottom wall of the water tank is configured to surround the driving device.

公开(公告)号：US10989430B2

公开(公告)日：2021-04-27

申请号：US15926072

申请日：2018-03-20

Applicant: LG ELECTRONICS INC.

Inventor： Jinho Kim

IPC: G05B19/042 ,  F24F11/54 ,  H04W84/20 ,  F24F11/56 ,  F24F11/32 ,  F24F11/30

Abstract: An air conditioner and a method for controlling an air conditioner are provided. The air conditioner may include a plurality of units including an outdoor unit and an indoor unit, the plurality of units being distributed at a plurality of layers or levels or floors in a building; and a controller configured to monitor and control the plurality of units. The controller and the plurality of units may include a communication unit configured to transmit/receive data in a wireless communication scheme, respectively. One of the plurality of units may be configured as a master node, and remaining units except for the unit configured as the master node may be configured as slave nodes, respectively, so that the slave node stores information on an upper parent node and a lower child node in a routing table to transmit data.

公开(公告)号：US10648727B2

公开(公告)日：2020-05-12

申请号：US16230902

申请日：2018-12-21

Applicant: LG Electronics Inc.

Inventor： Jinho Kim

IPC: F25D25/02 ,  F25D23/02 ,  F25D25/00 ,  F25D25/04

Abstract: A refrigerator includes a cabinet, a front panel door part, a drawer part located rearward of the front panel door part, and a connection device that is located at the front panel door part, that is configured to couple the front panel door part with the drawer part, and that is configured to transmit power from the front panel door part to the drawer part. The connection device includes an exposed portion that is exposed through the rear surface of the front panel door part and that allows a user to manipulate the connection device, and the connection device is configured to, based on a manipulation of the exposed portion of the connection device by the user, decouple the front panel door part from the drawer part.

公开(公告)号：US09860828B2

公开(公告)日：2018-01-02

申请号：US14646309

申请日：2013-11-20

Applicant: LG ELECTRONICS INC.

Inventor： Wookbong Lee ,  Byungjoo Lee ,  Jinho Kim ,  Dongcheol Kim ,  Hangyu Cho

IPC: H04W48/16 ,  H04L29/08 ,  H04W8/00 ,  H04W4/00 ,  H04W84/12

CPC classification number: H04W48/16 ,  H04L67/16 ,  H04W4/50 ,  H04W4/80 ,  H04W8/005 ,  H04W84/12

Abstract: The present invention relates to a wireless communication system, and a method for executing a service search and an advertisement. To this end, the method by which a first wireless device performs a service search comprises the steps of: transmitting a probe request frame which includes a hash value; receiving, from a second wireless device, a probe response frame which includes first service information corresponding to the hash value; transmitting a service search request frame which includes a search word to the second wireless device; and receiving, from the second wireless device, a service search response frame which includes second service information corresponding to the search word, wherein if a preset symbol is attached to the search word, the second service information can include at least one service name having the search word as a prefix.

公开(公告)号：US09689388B2

公开(公告)日：2017-06-27

申请号：US14782393

申请日：2014-06-02

Applicant: LG ELECTRONICS INC.

Inventor： Yoonsung Choi ,  Byungkil Yoo ,  Seheon Choi ,  Jinho Kim ,  Chuljig Bae ,  Byeongchul Lee

IPC: F01C21/10 ,  F04C23/00 ,  F04C18/02 ,  F04C18/356 ,  F04C29/00 ,  F04C29/12

CPC classification number: F04C23/005 ,  F04C18/0215 ,  F04C18/0253 ,  F04C18/3564 ,  F04C23/008 ,  F04C29/0057 ,  F04C29/12 ,  F04C2240/56 ,  F05C2225/00

Abstract: A compressor according to the present disclosure may include a container; a drive motor provided in the container; a crankshaft coupled to a rotor of the drive motor; a first scroll coupled to the crankshaft to receive a rotational force of the drive motor to perform an orbiting movement; a second scroll coupled to the first scroll to form a first compression unit and a second compression unit along with the first scroll; and a vane provided in the first scroll or second scroll to be brought into contact with the other side scroll to form the second compression unit, wherein the first compression unit is carried out in a scroll compression mode and the second compression unit is carried out in a rotary compression mode.

公开(公告)号：US09681306B2

公开(公告)日：2017-06-13

申请号：US14382713

申请日：2012-11-01

Applicant: LG ELECTRONICS INC.

Inventor： Jinyoung Chun ,  Suhwook Kim ,  Jinho Kim ,  Wookbong Lee ,  Jinsam Kwak

IPC: H04W16/14 ,  H04W4/08 ,  H04W72/04 ,  H04W4/02 ,  H04W84/20 ,  H04W28/08

CPC classification number: H04W16/14 ,  H04W4/02 ,  H04W4/08 ,  H04W28/08 ,  H04W72/0453 ,  H04W84/20

Abstract: Disclosed according to one embodiment of the present invention is a method whereby a management device, which enables coexistence of television white space (TVWS) devices in a TVWS, sends a server a request for the selection of a master management device, the method comprising the steps of: determining whether a trigger condition for the process of selecting the master management device is satisfied; judging the management device as a candidate slave management device, and the other management devices as candidate master management devices, provided that the trigger condition is satisfied; and initiating the process for selecting the master management device, wherein the trigger condition may be based on the load balance parameter or geographical coverage parameter of the management device.