EP4148356A4 - Refrigerator - Google Patents

Refrigerator Download PDF

Info

Publication number
EP4148356A4
EP4148356A4 EP21800170.9A EP21800170A EP4148356A4 EP 4148356 A4 EP4148356 A4 EP 4148356A4 EP 21800170 A EP21800170 A EP 21800170A EP 4148356 A4 EP4148356 A4 EP 4148356A4
Authority
EP
European Patent Office
Prior art keywords
refrigerator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21800170.9A
Other languages
German (de)
French (fr)
Other versions
EP4148356A1 (en
Inventor
Youngseung SONG
Yunsu Cho
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020200054355A external-priority patent/KR20210136307A/en
Priority claimed from KR1020200054356A external-priority patent/KR20210136308A/en
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP4148356A1 publication Critical patent/EP4148356A1/en
Publication of EP4148356A4 publication Critical patent/EP4148356A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/006—Defroster control with electronic control circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/02—Detecting the presence of frost or condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/10—Sensors measuring the temperature of the evaporator

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
EP21800170.9A 2020-05-07 2021-04-21 Refrigerator Pending EP4148356A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020200054355A KR20210136307A (en) 2020-05-07 2020-05-07 Refrigerator
KR1020200054356A KR20210136308A (en) 2020-05-07 2020-05-07 Refrigerator
PCT/KR2021/005057 WO2021225309A1 (en) 2020-05-07 2021-04-21 Refrigerator

Publications (2)

Publication Number Publication Date
EP4148356A1 EP4148356A1 (en) 2023-03-15
EP4148356A4 true EP4148356A4 (en) 2024-05-22

Family

ID=78468066

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21800170.9A Pending EP4148356A4 (en) 2020-05-07 2021-04-21 Refrigerator

Country Status (3)

Country Link
US (1) US20230194144A1 (en)
EP (1) EP4148356A4 (en)
WO (1) WO2021225309A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05215460A (en) * 1992-01-30 1993-08-24 Sanyo Electric Co Ltd Method and apparatus for deforsting evaporator
JP2012167896A (en) * 2011-02-16 2012-09-06 Toshiba Corp Refrigerator

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781646A (en) * 1953-12-11 1957-02-19 Westinghouse Electric Corp Evaporator defrosting arrangement
US4117698A (en) * 1977-06-29 1978-10-03 Kysor Industrial Corporation Refrigerated display
JP2894380B2 (en) * 1991-09-13 1999-05-24 富士電機株式会社 Cold air circulation type defroster for showcase
US5339644A (en) * 1993-04-29 1994-08-23 Singh Kanwal N Defrost system for refrigeration apparatus
KR100190126B1 (en) * 1996-05-21 1999-06-01 윤종용 Defrosting cycling decision method and its apparatus for evaporator of a refrigerator
KR19980058338U (en) * 1997-02-21 1998-10-26 배순훈 Outdoor heat exchanger defroster for air conditioners
KR20010026176A (en) 1999-09-03 2001-04-06 구자홍 The method for controlling defrost heater of a refrigerator
US6694754B1 (en) 2002-03-22 2004-02-24 Whirlpool Corporation Refrigeration appliance with pulsed defrost heater
US9127875B2 (en) * 2011-02-07 2015-09-08 Electrolux Home Products, Inc. Variable power defrost heater
KR101982776B1 (en) * 2012-12-10 2019-05-27 엘지전자 주식회사 Refrigerator, and nethod for operating the same
KR102241307B1 (en) 2014-11-05 2021-04-16 삼성전자주식회사 Defrost device, refrigerator having the device and control method thereof
US10323875B2 (en) * 2015-07-27 2019-06-18 Illinois Tool Works Inc. System and method of controlling refrigerator and freezer units to reduce consumed energy
JP2019138510A (en) * 2018-02-08 2019-08-22 日立グローバルライフソリューションズ株式会社 refrigerator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05215460A (en) * 1992-01-30 1993-08-24 Sanyo Electric Co Ltd Method and apparatus for deforsting evaporator
JP2012167896A (en) * 2011-02-16 2012-09-06 Toshiba Corp Refrigerator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021225309A1 *

Also Published As

Publication number Publication date
EP4148356A1 (en) 2023-03-15
WO2021225309A1 (en) 2021-11-11
US20230194144A1 (en) 2023-06-22

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