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公开(公告)号：US10935303B2
公开(公告)日：2021-03-02
申请号：US16235595
申请日：2018-12-28
Applicant: LG ELECTRONICS INC.
Inventor： Sanggyun Lee , Dongseok Kim , Yongwon Dong , Younseok Lee
Abstract: A refrigerator includes a first inner case, a second inner case, a third inner case having a larger size than the first and second inner cases, a first evaporator and a first cooling fan disposed inside the first inner case, a second evaporator and a second cooling fan disposed inside the second inner case, a duct in which a first inlet portion communicating with an inside of the first inner case, a second inlet portion communicating with an inside of the second inner case, an outlet portion communicating with the third inner case, a first conduit for guiding, to the outlet portion, cold air blown from the first cooling fan from the first inlet portion, and a second conduit for guiding, to the outlet portion, cold air blown from the second cooling fan from the second inlet portion are formed, and a damper communicating with the outlet portion.
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公开(公告)号：US10849474B2
公开(公告)日：2020-12-01
申请号：US15435341
申请日：2017-02-17
Applicant: LG ELECTRONICS INC.
Inventor： Philjae Hwang , Mantae Hwang , Dongseok Kim
IPC: A47L9/06 , A47L5/34 , A47L9/14 , A47L9/32 , A47L13/256 , A47L13/22 , A47L7/00 , A47L11/20 , A47L13/12
Abstract: A cleaner includes a cleaner body including a main cleaning unit for generating suction force, a nozzle assembly rotatably connected to the cleaner body and including a suction port for sucking in air and dust, and an auxiliary cleaning unit connected to the nozzle assembly and including a cloth supporter to which a cloth is attached. The nozzle assembly includes a front wheel and a rear wheel spaced apart from the front wheel, and a shaft of the rear wheel is relatively movably connected to the nozzle assembly to change a contact area between the cloth and a floor.
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公开(公告)号：US10731902B2
公开(公告)日：2020-08-04
申请号：US16391924
申请日：2019-04-23
Applicant: LG ELECTRONICS INC.
Inventor： Junsoo Han , Dongseok Kim , Kangsoo Byun , Younseok Lee
Abstract: A refrigerator includes evaporator cases arranged in a freezing chamber and located on a bottom surface of a partition wall, an evaporator installed inside the evaporator cases, and grill covers arranged on a rear side of the evaporator cases and having a blowing fan installed therein. The refrigerator includes a refrigerating chamber discharge passage which extends from the grill covers to a refrigerating chamber and through which at least a portion of cold air passing through the blowing fan flows, and a freezing chamber discharge passage which extends from the grill covers to the freezing chamber and through which the remaining cold air among the cold air passing through the blowing fan passes.
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公开(公告)号：US10663214B2
公开(公告)日：2020-05-26
申请号：US16383875
申请日：2019-04-15
Applicant: LG Electronics Inc.
Inventor： Junsoo Han , Kangsoo Byun , Dongseok Kim , Younseok Lee
Abstract: A refrigerator includes an evaporator arranged in a heat exchange chamber and having refrigerant pipes through which refrigerant flows and fins configured to guide heat exchange between the refrigerant and cold air, wherein the evaporator includes a first and a second side spaced apart from each other, and the fins of the evaporator guide flow of air such that the cold air introduce into the first and second sides is combined with each other in the space between the first and second sides.
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公开(公告)号：US10655894B2
公开(公告)日：2020-05-19
申请号：US14533183
申请日：2014-11-05
Applicant: LG ELECTRONICS INC.
Inventor： Taehee Lee , Dongseok Kim
Abstract: Provided is a refrigeration cycle of a refrigerator. The refrigeration cycle of a refrigerator including a first refrigeration cycle in which a first refrigerant flows along a first refrigerant tube and a second refrigeration cycle in which a second refrigerant flows along a second refrigerant tube includes first and second compressors compressing each of the first and second refrigerants into a high-temperature high-pressure gaseous refrigerant, a combined condenser condensing each of the first and second refrigerants passing through the first and second compressors into a high-temperature high-pressure liquid refrigerant, first and second expansion valves phase-changing each of the first and second refrigerants passing through the combined condenser into a low-temperature low-pressure two-phase refrigerant, and first and second evaporators changing the refrigerant passing through each of the first and second expansion valves into a low-temperature low-pressure gaseous refrigerant.
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Patent Agency Ranking
公开(公告)号：US11754333B2
公开(公告)日：2023-09-12
申请号：US17665936
申请日：2022-02-07
Applicant: LG ELECTRONICS INC.
Inventor： Junsoo Han , Younseok Lee , Dongseok Kim
CPC classification number: F25D23/006 , F25D11/02 , F25D17/065 , F25D17/067 , F25D23/069 , F25D2500/02
Abstract: A refrigerator includes a partition wall provided between first and second storage chambers and having a partition wall insulator, an evaporator case arranged in the partition wall and communicating with the first and second storage chambers, an evaporator installed inside the evaporator case, a grill cover provided on a rear side of the evaporator case and configured to accommodate a blower fan, and support guides provided in the grill cover and supporting a rear portion of the evaporator, such that an internal storage space of the refrigerator is increased, and a withdrawal distance of a drawer provided in the refrigerator is increased.
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公开(公告)号：US11525610B2
公开(公告)日：2022-12-13
申请号：US16876409
申请日：2020-05-18
Applicant: LG ELECTRONICS INC.
Inventor： Junsoo Han , Dongseok Kim , Kangsoo Byun , Younseok Lee
Abstract: A refrigerator includes evaporator cases arranged in a freezing chamber and located on a bottom surface of a partition wall, an evaporator installed inside the evaporator cases, and grill covers arranged on a rear side of the evaporator cases and having a blowing fan installed therein. The refrigerator includes a refrigerating chamber discharge passage which extends from the grill covers to a refrigerating chamber and through which at least a portion of cold air passing through the blowing fan flows, and a freezing chamber discharge passage which extends from the grill covers to the freezing chamber and through which the remaining cold air among the cold air passing through the blowing fan passes.
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公开(公告)号：US11448454B2
公开(公告)日：2022-09-20
申请号：US16885593
申请日：2020-05-28
Applicant: LG ELECTRONICS INC.
Inventor： Junsoo Han , Dongseok Kim , Kangsoo Byun , Younseok Lee
IPC: F25D21/14 , F25D23/06 , F28F17/00 , F25D11/02 , F25D17/06 , F25B39/02 , F28D1/047 , F25D21/08 , F28D21/00
Abstract: A refrigerator includes an evaporator inclined in a left-right direction and a defrosting water tray provided below the evaporator to collect defrosting water, and having inclined surfaces corresponding to a shape of the evaporator.
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公开(公告)号：US11333424B2
公开(公告)日：2022-05-17
申请号：US16849140
申请日：2020-04-15
Applicant: LG ELECTRONICS INC.
Inventor： Junsoo Han , Kangsoo Byun , Dongseok Kim , Younseok Lee
Abstract: A refrigerator includes an evaporator arranged in a heat exchange chamber and having refrigerant pipes through which refrigerant flows and fins configured to guide heat exchange between the refrigerant and cold air, wherein the evaporator includes a first and a second side spaced apart from each other, and the fins of the evaporator guide flow of air such that the cold air introduce into the first and second sides is combined with each other in the space between the first and second sides.
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公开(公告)号：US10969156B2
公开(公告)日：2021-04-06
申请号：US16217615
申请日：2018-12-12
Applicant: LG ELECTRONICS INC.
Inventor： Sanggyun Lee , Younseok Lee , Dongseok Kim
Abstract: A refrigerator includes a main body, a damper, a compressor, a condenser, a switchable chamber evaporator, a freezing chamber evaporator, a switchable chamber capillary tube, a bypass capillary tube, a path switching device, a switchable chamber fan, a freezing chamber fan, and a controller. The controller rotates the switchable chamber fan and the freezing chamber fan at different speeds according to satisfaction of a temperature of the switchable chamber, dissatisfaction of the temperature of the switchable chamber, satisfaction of a temperature of the freezing chamber, dissatisfaction of the temperature of the freezing chamber, satisfaction of a temperature of the refrigerating chamber and dissatisfaction of the temperature of the refrigerating chamber.
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