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公开(公告)号：US20200300533A1
公开(公告)日：2020-09-24
申请号：US16896759
申请日：2020-06-09
Applicant: LG ELECTRONICS INC.
Inventor： Soyoon KIM , Kyunghun CHA , Kyungseok KIM
Abstract: A refrigerator a duct arranged to partition an inner space of a storage chamber body into a storage chamber and an air flow channel, wherein the duct has an ejection hole defined therein; a roll-bond evaporator disposed in the air flow channel, wherein the roll-bond evaporator has a top and a bottom, a left end and a right end; a blowing fan configured to draw air from the storage chamber to blow the air into the air flow channel; and a defrost sensor closer to one of the top and bottom than the other of the top and the bottom, wherein said one is closer to the blowing fan than the other, wherein the sensor is closer to one of the left end and the right end than the other of the left end and the right end.
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公开(公告)号：US20160356537A1
公开(公告)日：2016-12-08
申请号：US15029235
申请日：2016-01-21
Applicant: LG ELECTRONICS INC.
Inventor： Sunam CHAE , Kyungseok KIM , Kyunghun CHA
CPC classification number: F25D11/022 , F25B1/10 , F25B5/02 , F25B40/00 , F25B40/04 , F25B2341/062 , F25B2341/0661 , F25B2341/0662 , F25B2400/054 , F25B2400/075 , F25B2400/13 , F25B2400/23 , F25B2600/2509
Abstract: A cooling cycle apparatus for a refrigerator includes a first compressor, a condenser for condensing a refrigerant compressed in the first compressor, a first expansion device for lowering a temperature and a pressure of a portion of the condensed refrigerant, a first evaporator for evaporating the refrigerant, a second expansion device for lowering a temperature and a pressure of a remaining portion of the refrigerant, a gas-liquid separator for separating a liquid-phase refrigerant from a gas-phase refrigerant in the refrigerant, a third expansion device for lowering a temperature and a pressure of the liquid-phase refrigerant, a second evaporator for evaporating the refrigerant that has passed through the third expansion device, and a second compressor for compressing the refrigerant that has passed through the second evaporator and transferring the refrigerant to the first compressor, wherein the refrigerant that has passed through the first evaporator and the gas-phase refrigerant separated in the gas-liquid separator are introduced into the first compressor together with the refrigerant compressed in the second compressor.
Abstract translation: 一种用于冰箱的冷却循环装置包括：第一压缩机，用于冷凝在第一压缩机中压缩的制冷剂的冷凝器，用于降低冷凝制冷剂的一部分的温度和压力的第一膨胀装置;用于蒸发制冷剂的第一蒸发器 用于降低制冷剂剩余部分的温度和压力的第二膨胀装置，用于从制冷剂中的气相制冷剂分离液相制冷剂的气液分离器，用于降低制冷剂的第三膨胀装置 以及液相制冷剂的压力，用于蒸发已经通过第三膨胀装置的制冷剂的第二蒸发器和用于压缩已经通过第二蒸发器的制冷剂并将制冷剂输送到第一压缩机的第二压缩机， 其中已经通过第一蒸发器的制冷剂和气相制冷剂 分离在气液分离器中的压缩机与压缩在第二压缩机中的制冷剂一起被引入第一压缩机。
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公开(公告)号：US20210131712A1
公开(公告)日：2021-05-06
申请号：US17148379
申请日：2021-01-13
Applicant: LG ELECTRONICS INC.
Inventor： Myungjin CHUNG , Kyeongyun KIM , Kyungseok KIM , Soyoon KIM , Seunguk AHN , Kyunghun CHA
Abstract: A control method for a refrigerator includes sensing a temperature of a storage room; operating a cool air supply at a cooling power when the sensed temperature of the storage room is equal to or above a first reference temperature; operating the cool air supply at a delay power, which is less than the cooling power, when the sensed temperature of the storage room is equal to or below a second reference temperature, which is less than the first reference temperature while the cool air supply is operating at the cooling power; and adjusting the cooling power or the delay power of the cool air supply according to the temperature of the storage room while the cool air supply is operating at the delay power, and operating the cool air supply at the determined adjusted cooling power or delay power.
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公开(公告)号：US20180363964A1
公开(公告)日：2018-12-20
申请号：US15780587
申请日：2016-12-12
Applicant: LG ELECTRONICS INC.
Inventor： Myungjin CHUNG , Kyeongyun KIM , Kyungseok KIM , Soyoon KIM , Seunguk AHN , Kyunghun CHA
Abstract: A control method for a refrigerator, comprises sensing a temperature of a storage room; operating a cool air supply means at a cooling power when the sensed temperature of the storage room is equal to or above a first reference temperature; operating the cool air supply means at a delay power, which is less than the cooling power, when the sensed temperature of the storage room is equal to or below a second reference temperature, which is less than the first reference temperature while the cool air supply means is operating at the cooling power; and allowing a control unit to determine a cooling power or a delay power of the cool air supply means according to the temperature of the storage room while the cool air supply means is operating at the delay power, and operating the cool air supply means at the determined cooling power or delay power.
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公开(公告)号：US20250044018A1
公开(公告)日：2025-02-06
申请号：US18762712
申请日：2024-07-03
Applicant: LG ELECTRONICS INC.
Inventor： Seongmin SONG , Yoomin PARK , Myungjin CHUNG , Kyunghun CHA
Abstract: A refrigerator according to an embodiment of the present disclosure includes a cabinet forming a storage space; and a door configured to open and close the storage space, in which the door includes a door liner forming a rear of the door and having a liner opening; a gasket mounted at a mounting groove recessed in the door liner; a panel assembly forming a front surface of the door, disposed to cover the liner opening, and configured to see through a space behind the door; and an insulating material filled inside the door excluding the panel assembly, the panel assembly includes a plurality of insulating layers formed by a plurality of transparent panels spaced apart in the front and rear direction, and one of the plurality of insulating layers extends further toward an outer end of the door with respect to the mounting groove.
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Patent Agency Ranking
公开(公告)号：US20210310719A1
公开(公告)日：2021-10-07
申请号：US17265068
申请日：2019-08-01
Applicant: LG ELECTRONICS INC.
Inventor： Seunguk AHN , Kyunghun CHA , Sunam CHAE
Abstract: A refrigerator control method of the present embodiment comprises the steps of: operating a compressor by operating a first cooling cycle for cooling a first storage chamber, and operating a first cold air supply means for the first storage chamber; and operating the compressor by switching into a second cooling cycle for cooling a second storage chamber, and operating a second cold air supply means, when a stop condition of the first cooling cycle is satisfied, wherein the cooling capacity of the compressor in the current second cooling cycle is determined on the basis of the representative temperature of the second storage chamber during one operating cycle which includes the previous first cooling cycle and the previous second cooling cycle, and a control unit performs control such that the compressor is operated in the current second cooling cycle with the determined cooling capacity.
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公开(公告)号：US20180306484A1
公开(公告)日：2018-10-25
申请号：US15947069
申请日：2018-04-06
Applicant: LG ELECTRONICS INC.
Inventor： Kyunghun CHA , Soyoon Kim , Myungjin Chung , Kyungseok Kim
CPC classification number: F25D17/08 , F25B39/02 , F25D17/042 , F25D17/062 , F25D17/065 , F25D23/006 , F25D2317/061 , F25D2317/063 , F25D2317/067 , F25D2317/0683 , F25D2500/02
Abstract: A refrigerator according to an embodiment includes: a duct dividing the inside of a storage compartment body into a storage compartment and an air channel and having a main discharge port and a sub-discharge port; an air guide dividing the air channel into a first channel communicating with the main discharge port and a second channel guiding air in the first channel to the sub-discharge port; a heat exchanger provided in the first channel; and a fan suctioning air in the storage compartment and sending the air to the first channel. According to the refrigerator, it is possible to maximize the volume of the storage compartment and separately discharge air to the main discharge port and the sub-discharge port, using a simple structure.
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公开(公告)号：US20230408186A1
公开(公告)日：2023-12-21
申请号：US18036267
申请日：2021-11-10
Applicant: LG ELECTRONICS INC.
Inventor： Kyunghun CHA , Namsoo CHO , Sunam CHAE , Jaewon EOM
IPC: F25D29/00
CPC classification number: F25D29/005 , F25D2700/121 , F25D2600/02
Abstract: A refrigerator of the present embodiment comprises: a cabinet having a storage compartment; a cooling means which operates to cool the storage compartment; a temperature sensor for sensing a temperature of the storage space at a set time interval; and a controller for controlling the cooling means, wherein the controller adjusts an output of the cooling means on the basis of at least one of a first factor which is a difference value between a previous temperature of the storage compartment and a current temperature of the storage compartment and a second factor which is a difference value between a predetermined set temperature and a current temperature of the storage compartment, and adjusts the set time interval on the basis of at least one of the first factor and the second factor.
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公开(公告)号：US20230175758A1
公开(公告)日：2023-06-08
申请号：US17923710
申请日：2021-04-21
Applicant: LG ELECTRONICS INC.
Inventor： Youngseung SONG , Kyongbae PARK , Yunsu CHO , Namsoo CHO , Kyunghun CHA , Sangbok CHOI
CPC classification number: F25D21/006 , F25D21/08
Abstract: The present disclosure relates to a refrigerator. According to an embodiment of the present disclosure, the refrigerator comprises: an evaporator; a defrost heater; a temperature sensor to sense a temperature around the evaporator; and a controller to control the defrost heater. In response to reaching a defrost operation starting point, the controller is configured to perform a defrost operation mode, perform a continuous operation mode, in which the defrost heater continuously turns on, and a pulsed operation mode, in which the defrost heater switches between on and off, based on the defrost operation mode, wherein in response to performing the pulsed operation mode, the controller is configured to change the ON duration or power level of the defrost heater. Accordingly, defrosting efficiency may be improved, and power consumption may be reduced.
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公开(公告)号：US20230114081A1
公开(公告)日：2023-04-13
申请号：US18078608
申请日：2022-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Myungjin CHUNG , Kyeongyun KIM , Kyungseok KIM , Soyoon KIM , Seunguk AHN , Kyunghun CHA
Abstract: A control method for a refrigerator includes sensing a temperature of a storage room; operating a cool air supply at a cooling power when the sensed temperature of the storage room is equal to or above a first reference temperature; operating the cool air supply at a delay power, which is less than the cooling power, when the sensed temperature of the storage room is equal to or below a second reference temperature, which is less than the first reference temperature while the cool air supply is operating at the cooling power; and adjusting the cooling power or the delay power of the cool air supply according to the temperature of the storage room while the cool air supply is operating at the delay power, and operating the cool air supply at the determined adjusted cooling power or delay power.
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