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公开(公告)号：US20240426534A1
公开(公告)日：2024-12-26
申请号：US18753776
申请日：2024-06-25
Applicant: LG Electronics Inc.
Inventor： Seonggyeong KIM , Sunghee KANG , Yong Hyun KIM , Sin Young KANG
IPC: F25C1/25
Abstract: Disclosed is a refrigerator, in which a controller electronically controls an air hole of a reducer valve to be open and closed, and thus a point in time to open and close the air hole for discharging air to a water supply channel portion is accurately controlled.
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公开(公告)号：US20210310726A1
公开(公告)日：2021-10-07
申请号：US17350551
申请日：2021-06-17
Applicant: LG Electronics Inc.
Inventor： Namgyo LEE , Jindong KIM , Yonghyeon CHO , Sunghee KANG , Jihyun IM
Abstract: A control method for controlling a refrigerator includes a first step for driving a compressor for compressing a refrigerant and a fan for moving air, a second step for driving the compressor and stopping the fan, a third step for stopping the compressor and driving the fan, and a fourth step for stopping the compressor and the fan.
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公开(公告)号：US20230332819A1
公开(公告)日：2023-10-19
申请号：US17787136
申请日：2021-10-26
Applicant: LG Electronics Inc.
Inventor： Dohyun PARK , Haewon SEO , Sunghee KANG , Yongbum CHO , Kihwang KIM
CPC classification number: F25D17/065 , F25D17/08 , F25D2317/067
Abstract: Proposed is a refrigerator which includes a cabinet, an evaporator, a freezer compartment grille assembly, a refrigerating compartment grille assembly, a refrigerating compartment door, and a cold air duct for door cooling. Particularly, the cold air duct for door cooling is located to be as apart as possible from a hot line or an outer casing so as to reduce heat loss and power consumption due to the heat loss.
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公开(公告)号：US20230122785A1
公开(公告)日：2023-04-20
申请号：US17790591
申请日：2021-11-11
Applicant: LG Electronics Inc.
Inventor： Haewon SEO , Dohyun PARK , Sunghee KANG , Kihwang KIM
IPC: F25D17/06
Abstract: The present disclosure relates to a refrigerator, and the refrigerator includes a cabinet, a first storage chamber and a second storage chamber configured to store food, and a grill pan assembly configured to partition the inner portion of the first storage chamber into a space in which an evaporator is provided, in which the grill pan assembly includes a grill pan forming a front surface of the grill pan assembly, a shroud on which a first fan and a second fan are mounted, a heat insulating member configured to be provided between the grill pan and the shroud and on which a first flow path part configured to supply the cold air forcibly flowing by the first fan to the first storage chamber and a second flow path part configured to supply the cold air forcibly flowing by the second fan to the second storage chamber are formed on the same surface, and a duct connector configured to be provided at a position corresponding to the second fan in a space between the shroud and the heat insulating member and connected to the second flow path part to form an independent flow path.
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公开(公告)号：US20230011875A1
公开(公告)日：2023-01-12
申请号：US17783912
申请日：2020-09-17
Applicant: LG Electronics Inc.
Inventor： Jong Gyu PARK , Kihwang KIM , JungHyuk CHO , Sunghee KANG
Abstract: Proposed is a refrigerator, wherein a cool air flow path for an ice making compartment and a cool air flow path for a freezing compartment are integrally formed on opposed surfaces between a shroud and a grill fan, and a freezing fan and an ice making fan are collectively installed at the shroud. Therefore, the cool air flow path for the ice making compartment and the cool air flow path for the freezing compartment are defined between the grill fan and the shroud by the operation of intimately coupling the shroud to the grill fan.
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Patent Agency Ranking
公开(公告)号：US20190331393A1
公开(公告)日：2019-10-31
申请号：US16329960
申请日：2017-12-06
Applicant: LG Electronics Inc.
Inventor： Donghyoung LEE , Kihwang KIM , Daesig SHIN , Sunghee KANG , Yonghyeon CHO
Abstract: Disclosed is a refrigerator including a main body forming a refrigerating chamber and a freezing chamber each including a temperature sensor, a cooling unit having a compressor and an evaporator accommodated inside the main body and driven to circulate a refrigerant in the compressor and the evaporator to generate cold air around the evaporator, a fan positioned inside the main body to supply the cold air to the freezing chamber, a damper positioned between the freezing chamber and the refrigerating chamber and opened and closed to allow the freezing chamber and the refrigerating chamber to selectively communicate with each other, and a controller controlling the damper for a predetermined damper opening time when a temperature of the freezing chamber reaches a freezing satisfaction temperature according to driving of the cooling unit. A temperature change of the refrigerating chamber over time may be reduced and power consumption may be improved.
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公开(公告)号：US20210239383A1
公开(公告)日：2021-08-05
申请号：US17159875
申请日：2021-01-27
Applicant: LG Electronics Inc.
Inventor： Kihwang KIM , Sunghee KANG , Sangho JUNG , Yonghyeon CHO
Abstract: A refrigerator includes: an evaporator provided in a storage space and configured to supply cold air to the storage space, a duct assembly provided above the evaporator and configured to guide the cold air supplied to the storage space, a door supply duct coupled to the duct assembly and configured to guide a part of the cold air flowing through the duct assembly to a door, and a fan motor assembly coupled to a lower end of the duct assembly and configured to suction air cooled by the evaporator and blow the suctioned air into the duct assembly. The duct assembly defines a first passage and a second passage that are spaced apart from each other, where the second passage includes a main passage configured to supply the cold air to the storage space and a sub-passage branched from the main passage and coupled to the door supply duct.
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公开(公告)号：US20180112905A1
公开(公告)日：2018-04-26
申请号：US15790215
申请日：2017-10-23
Applicant: LG ELECTRONICS INC.
Inventor： Yong Hyeon CHO , Sunghee KANG , Daesig SHIN , Kihwang KIM , Dong Hyoung LEE
Abstract: A duct structure of a refrigerator equipped with a door provided with a container space separated from an internal space of the refrigerator comprises: a multi-duct which is provided in a rear space in the internal space of the refrigerator and which discharges cool air into the internal space of the refrigerator while allowing air to flow upward; a connecting outlet which is provided in an upper end of the multi-duct; a connecting duct which communicates with the connecting outlet and which is extended in a front-rear direction; a front duct which is connected to a front end of the connecting duct and which is extended in a left-right direction; and a nozzle unit which is provided in a lower portion of the front duct and which discharges cool air into the container space of door.
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公开(公告)号：US20170370635A1
公开(公告)日：2017-12-28
申请号：US15635880
申请日：2017-06-28
Applicant: LG ELECTRONICS INC.
Inventor： Yong Hyeon CHO , Sunghee KANG , Kihwang KIM
CPC classification number: F25D29/00 , F25B5/02 , F25B2500/31 , F25B2600/112 , F25B2600/2511 , F25D11/022 , F25D17/065 , F25D2600/04 , F25D2700/12 , F25D2700/122 , F25D2700/14 , Y02B30/743 , Y02B40/32
Abstract: A method, which is for controlling a temperature of a refrigerating compartment, includes cooling the refrigerating compartment, cooling the freezing compartment, determining a temperature of the refrigerating compartment, and based on the temperature of the refrigerating compartment, controlling the refrigerating compartment to a constant temperature range by controlling opening and closing of first and second passages of a three-way valve of the refrigerator to alternate cooling the refrigerating compartment and cooling the freezing compartment.
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公开(公告)号：US20230213265A1
公开(公告)日：2023-07-06
申请号：US17780652
申请日：2021-09-01
Applicant: LG Electronics Inc.
Inventor： Dohyun PARK , Haewon SEO , Sunghee KANG
CPC classification number: F25D17/045 , F25D29/005 , F25D23/028 , F25D2317/0681 , F25D2317/063
Abstract: A refrigerator is proposed. The refrigerator includes a manipulation part including a rotating shaft and a manipulation knob, an opening/closing part configured to have a curved surface and located at a position adjacent to the circumference of the rotating shaft such that the opening/closing part opens and closes a communication portion between an inlet part and an enlarged part of a flow guide, and an angle limiting part configured to limit the rotation angle of the manipulation knob, whereby the manipulation knob of a thermostat for temperature control of the freezer compartment is configured to have the operation angle of 120˜160°, thereby improving manipulation satisfaction during the manipulation of the manipulation knob by a user.
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