公开(公告)号：US20210186299A1

公开(公告)日：2021-06-24

申请号：US17267647

申请日：2019-08-09

Applicant: LG Electronics Inc.

Inventor： Daegyu KIM ,  Seunghun KIM ,  Ilhwan KIM ,  Sangheon YOON

IPC: A47L15/48

Abstract: The present disclosure relates to a dishwasher. A dishwasher according to the present invention includes a tub forming a washing chamber for washing a washing target; a first circulation duct through which air discharged from the tub flow; an outside air inflow duct in which air introduced from an outside flow; a fan assembly sucking air thereinto from the first circulation duct and the outside air inflow duct and discharging the sucked air; a second circulation duct heating and supplying a portion of air discharged from the fan assembly to the tub; an exhaust duct discharging a remaining portion of air discharged from the fan assembly to the outside.

公开(公告)号：US20210022583A1

公开(公告)日：2021-01-28

申请号：US16698568

申请日：2019-11-27

Applicant: LG Electronics Inc.

Inventor： Changyoon JUNG ,  Sangheon YOON

IPC: A47L15/48 ,  A47L15/00 ,  A47L15/42

Abstract: The present disclosure relates to a dish washer having a heat pump, and the dish washer may include a washing tank having an accommodation space for storing dishes therein; an injection arm disposed inside the washing tank, and provided with a plurality of nozzles to inject washing water or air to the dishes according to a washing stroke and a drying stroke; a duct unit that defines a passage for delivering air to the injection arm; a suction fan that suctions the air and supplies the air to the injection arm; and an air heating element provided inside the duct unit to heat the air to be supplied to the injection arm, wherein the injection arm is rotatably mounted about a rotary shaft, and the plurality of nozzles rotate the injection arm by a pressure that injects the air.

公开(公告)号：US20200163530A1

公开(公告)日：2020-05-28

申请号：US16698192

申请日：2019-11-27

Applicant: LG Electronics Inc.

Inventor： Sangheon YOON ,  Changyoon JUNG

IPC: A47L15/42

Abstract: The present disclosure relates to a dishwasher having a heat pump, including a dishwasher body provided with a tub configured with a washing space therein and a sump provided at a bottom of the tub to temporarily accommodate washing water; a washing water storage unit provided in the dishwasher body to store washing water therein; a heat pump having a compressor, an evaporator, an expansion apparatus, and a condenser provided to exchange heat with the washing water of the washing water storage unit; and a controller that controls the heat pump to increase the temperature of the washing water of the washing water storage unit. As a result, a heating time of washing water may be shortened, thereby suppressing a time required for washing dishes from being prolonged.

公开(公告)号：US20200163528A1

公开(公告)日：2020-05-28

申请号：US16698255

申请日：2019-11-27

Applicant: LG Electronics Inc.

Inventor： Sangheon YOON ,  Changyoon JUNG

IPC: A47L15/42 ,  A47L15/00

Abstract: The present disclosure relates to a dishwasher having a heat pump, including a dishwasher body provided with a tub configured with a washing space therein and a sump provided at a bottom of the tub to temporarily accommodate washing water; a heat pump having a compressor, an evaporator, an expansion apparatus, and a sump condenser provided inside the sump to exchange heat with washing water inside the sump; and a controller that controls the heat pump to be driven so as to increase the temperature of the washing water inside the sump. As a result, a heating time of washing water may be shortened, thereby suppressing washing time from being prolonged.

公开(公告)号：US20200163520A1

公开(公告)日：2020-05-28

申请号：US16696528

申请日：2019-11-26

Applicant: LG Electronics Inc.

Inventor： Changyoon JUNG ,  Sangheon YOON

IPC: A47L15/00 ,  A47L15/42

Abstract: The present disclosure relates to a dish washer having a heat pump, and the dish washer may include a washing tank provided with a sump at a bottom surface thereof and provided with an accommodation space for storing dishes therein; a heat pump system provided with an evaporator, a compressor that compresses and circulates refrigerant, a condenser that heats washing water for washing the dishes, and an expansion apparatus; and a heat exchange system that exchanges heat between water for heat transfer to the refrigerant and the evaporator, thereby enhancing the heat exchange performance and efficiency of the evaporator.

公开(公告)号：US20160007822A1

公开(公告)日：2016-01-14

申请号：US14685279

申请日：2015-04-13

Applicant: LG ELECTRONICS INC.

Inventor： Yongho SHIN ,  Sanghoon LEE ,  Sangheon YOON ,  Gapsu SHIN

IPC: A47L15/42

CPC classification number: A47L15/22 ,  A47L15/23 ,  A47L15/4209

Abstract: A dishwasher includes a tub configured to define a washing space, a rack provided in the tub to provide a space where washing objects are held, a spray arm provided in the tub and located under the rack to spray wash water to the rack, and a noise shield provided between the spray arm and a bottom surface of the tub to reduce a kinetic energy of the wash water falling from above the spray arm toward the bottom surface of the tub.

Abstract translation: 洗碗机包括构造成限定洗涤空间的桶，设置在桶中的搁架以提供保持洗涤物体的空间，设置在桶中并位于搁架下方的喷洒臂以将洗涤水喷洒到搁架上，以及 设置在喷雾臂和桶的底面之间的噪声屏蔽物，以减少从喷雾臂上方向桶的底面落下的洗涤水的动能。

公开(公告)号：US20240041294A1

公开(公告)日：2024-02-08

申请号：US18266730

申请日：2021-12-06

Applicant: LG Electronics Inc.

Inventor： Ilhwan KIM ,  Seunghun KIM ,  Sangheon YOON

IPC: A47L15/00 ,  A47L15/42 ,  A47L15/48

CPC classification number: A47L15/0049 ,  A47L15/4287 ,  A47L15/486 ,  A47L15/488 ,  A47L2401/18 ,  A47L2501/11 ,  A47L2501/12 ,  A47L2501/14 ,  A47L2501/26 ,  A47L2501/32

Abstract: The present disclosure relates to a method of controlling a dishwasher. The method of controlling a dishwasher of the present disclosure includes steps of: detecting a temperature of air supplied to a tub through a heating duct by a temperature sensor; operating a supply fan which supplies outdoor air to the heating duct; operating a heater disposed in the heating duct; determining whether the supply fan and the heater are normally operating; and determining that the supply fan and the heater are normally operating, when a temperature change detected by the temperature sensor is within a first set range.

公开(公告)号：US20210307586A1

公开(公告)日：2021-10-07

申请号：US17268267

申请日：2019-08-13

Applicant: LG Electronics Inc.

Inventor： Daegyu KIM ,  Seunghun KIM ,  Ilhwan KIM ,  Sangheon YOON

IPC: A47L15/48

Abstract: The present disclosure relates to a dishwasher. The dishwasher of the present disclosure includes a tub forming a washing chamber washing a washing target, a first circulation duct in which an air discharged from the tub flows, an outside air inflow duct in which an air from the outside flows, a fan assembly discharging the air thereto, passes through the first circulation duct and the outside air inflow duct, a second circulation duct heating and supplying a part of the air discharged from the fan assembly to the tub, an exhaust duct discharging a remaining part of the air discharged from the fan assembly to the outside.

公开(公告)号：US20200163527A1

公开(公告)日：2020-05-28

申请号：US16698207

申请日：2019-11-27

Applicant: LG Electronics Inc.

Inventor： Sangheon YOON ,  Changyoon JUNG

IPC: A47L15/42

Abstract: The present disclosure relates to a dishwasher having a heat pump, including a dishwasher body provided with a tub configured with a washing space therein and a sump provided at a bottom of the tub to temporarily accommodate washing water; a spray arm provided inside the washing space to spray washing water; a circulation pump that pumps the washing water of the sump; a washing water guide that guides the washing water pumped by the circulation pump to the spray arm; a heat pump provided with a compressor, an evaporator, an expansion apparatus, and a condenser provided to exchange heat in contact with the washing water of the washing water guide; and a controller that controls the heat pump to increase the temperature of the washing water of the washing water guide. As a result, it may be possible to suppress heat loss from being generated while heating washing water.

公开(公告)号：US20190246871A1

公开(公告)日：2019-08-15

申请号：US16271430

申请日：2019-02-08

Applicant: LG Electronics Inc.

Inventor： Sangheon YOON ,  Daegyu KIM

IPC: A47L15/48

CPC classification number: A47L15/483 ,  A47L15/486 ,  A47L15/488 ,  A47L2501/10 ,  A47L2501/11 ,  A47L2501/12

Abstract: A dishwasher includes: a cabinet defining an external appearance of the dishwasher; a tub disposed in the cabinet to form a space where to wash dishes; a heat exchanger disposed between the tub and the cabinet to form a space in which external air flows; and a condensing module disposed between the heat exchanger and the cabinet and configured to exchange heat of air discharged from the tub with the external air flowing in the heat exchanger such that the heat-exchanged air flows into the tub.