EP3757487A4 - FRIDGE - Google Patents

FRIDGE Download PDF

Info

Publication number: EP3757487A4
Authority: EP; European Patent Office
Prior art keywords: fridge
Prior art date: 2018-02-23
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.): Granted

Application number

EP18906880.2A

Other languages

German (de)

French (fr)

Other versions

EP3757487B1 (en

EP3757487A1 (en

Inventor

Sungwook Kim

Kyongbae Park

Sangbok Choi

Sung Jhee

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.)

2018-02-23

Filing date

2018-10-25

Publication date

2021-11-10

2018-10-25 Application filed by LG Electronics Inc filed Critical LG Electronics Inc

2020-12-30 Publication of EP3757487A1 publication Critical patent/EP3757487A1/en

2021-11-10 Publication of EP3757487A4 publication Critical patent/EP3757487A4/en

2025-04-09 Application granted granted Critical

2025-04-09 Publication of EP3757487B1 publication Critical patent/EP3757487B1/en

Status Active legal-status Critical Current

2038-10-25 Anticipated expiration legal-status Critical

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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- 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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
- 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
- F25D2500/00—Problems to be solved
- F25D2500/02—Geometry problems

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)
Air-Conditioning For Vehicles (AREA)
Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Measuring Volume Flow (AREA)
Devices That Are Associated With Refrigeration Equipment (AREA)

EP18906880.2A 2018-02-23 2018-10-25 Refrigerator Active EP3757487B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1020180021938A KR102627972B1 (en)	2018-02-23	2018-02-23	Refrigerator
PCT/KR2018/012711 WO2019164084A1 (en)	2018-02-23	2018-10-25	Refrigerator

Publications (3)

Publication Number	Publication Date
EP3757487A1 EP3757487A1 (en)	2020-12-30
EP3757487A4 true EP3757487A4 (en)	2021-11-10
EP3757487B1 EP3757487B1 (en)	2025-04-09

Family

ID=67688420

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18906880.2A Active EP3757487B1 (en)	2018-02-23	2018-10-25	Refrigerator

Country Status (6)

Country	Link
US (1)	US20200370815A1 (en)
EP (1)	EP3757487B1 (en)
KR (1)	KR102627972B1 (en)
CN (2)	CN111771092B (en)
AU (1)	AU2018409749B2 (en)
WO (1)	WO2019164084A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20220018177A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018175A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018182A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018180A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018179A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018178A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator and operating method thereof
KR20220018176A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
KR20220018181A (en)	2020-08-06	2022-02-15	엘지전자 주식회사	refrigerator
WO2022030810A1 (en)	2020-08-06	2022-02-10	엘지전자 주식회사	Refrigerator
CN112066623B (en) *	2020-08-27	2021-07-27	西安交通大学	An air-cooled refrigerator variable heating power defrosting device and control method
KR20230000232A (en)	2021-06-24	2023-01-02	엘지전자 주식회사	refrigerator
KR20230000231A (en)	2021-06-24	2023-01-02	엘지전자 주식회사	refrigerator

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3355904A (en) *	1966-01-21	1967-12-05	Texas Instruments Inc	Differential fluid velocity sensing
US3465534A (en) *	1967-10-31	1969-09-09	Texas Instruments Inc	Differential flow sensing apparatus
US3845637A (en) *	1973-09-06	1974-11-05	Texas Instruments Inc	Defrost cycle initiation system
KR101536284B1 (en) *	2015-04-15	2015-07-14	주식회사 대일	Sensor device for detecting frost accumulation used for defrosting outdoor evaporator of a heat-pump system
CN105865128A (en) *	2016-04-20	2016-08-17	合肥华凌股份有限公司	Refrigerator air supply system and method and refrigerator
WO2017131426A1 (en) *	2016-01-29	2017-08-03	엘지전자 주식회사	Refrigerator

Family Cites Families (17)

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Publication number	Priority date	Publication date	Assignee	Title
US3383877A (en) *	1966-05-10	1968-05-21	Ranco Inc	Defrost control means for refrigerating systems
DE2922633A1 (en) *	1979-06-02	1980-12-04	Stiebel Eltron Gmbh & Co Kg	Deicer for heat pump evaporator - includes pressure sensors in narrow gap between plates to operate switch when ice forms
JPS59185968A (en) *	1983-04-08	1984-10-22	株式会社日立製作所	Frost clogging detection device
SE444609B (en) *	1983-10-14	1986-04-21	Elektro Standard	A regulatory device for defrosting of the cooler battery in a warm air exchanger pump
JPH01312378A (en) *	1988-06-10	1989-12-18	Toshiba Corp	Frost sensor for heat exchanger
IL109278A (en) *	1994-04-11	1996-08-04	Meitav Contr & Regulation Circ	Defrost control system
JPH08303932A (en) *	1995-05-08	1996-11-22	Fuji Electric Co Ltd	Defroster for freezer refrigeration showcase
KR100292187B1 (en)	1998-06-30	2001-11-26	전주범	Defrost cycle variable method
DE10315523A1 (en)	2003-04-04	2004-10-14	BSH Bosch und Siemens Hausgeräte GmbH	Refrigerator with adaptive automatic defrost and defrosting process for it
DE602004023884D1 (en) *	2004-11-02	2009-12-10	Lg Electronics Inc	COOLER
KR100893865B1 (en) *	2007-03-31	2009-04-20	엘지전자 주식회사	Refrigerator
US9557091B1 (en) *	2013-01-25	2017-01-31	Whirlpool Corporation	Split air pathway
WO2014137060A1 (en)	2013-03-04	2014-09-12	주식회사 두텍	Apparatus for detecting time to defrost evaporation heat exchanger based on bypass airflow measurement and method for controlling operations of same
KR101810736B1 (en) *	2015-06-05	2017-12-19	엘지전자 주식회사	A refrigerator and a method controlling the same
CN204854130U (en) *	2015-07-17	2015-12-09	青岛海尔股份有限公司	Can realize refrigerator of accuracyization frost
US10612832B2 (en) *	2015-12-17	2020-04-07	Samsung Electronics Co., Ltd.	Refrigerator with defrost operation control
CN105698465B (en) *	2016-03-31	2018-05-29	合肥海尔电冰箱有限公司	Refrigerating device

2018
- 2018-02-23 KR KR1020180021938A patent/KR102627972B1/en active Active
- 2018-10-25 CN CN201880088953.4A patent/CN111771092B/en active Active
- 2018-10-25 EP EP18906880.2A patent/EP3757487B1/en active Active
- 2018-10-25 WO PCT/KR2018/012711 patent/WO2019164084A1/en not_active Ceased
- 2018-10-25 CN CN202210300871.XA patent/CN114674108B/en active Active
- 2018-10-25 AU AU2018409749A patent/AU2018409749B2/en active Active
2020
- 2020-08-12 US US16/991,479 patent/US20200370815A1/en not_active Abandoned

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3355904A (en) *	1966-01-21	1967-12-05	Texas Instruments Inc	Differential fluid velocity sensing
US3465534A (en) *	1967-10-31	1969-09-09	Texas Instruments Inc	Differential flow sensing apparatus
US3845637A (en) *	1973-09-06	1974-11-05	Texas Instruments Inc	Defrost cycle initiation system
KR101536284B1 (en) *	2015-04-15	2015-07-14	주식회사 대일	Sensor device for detecting frost accumulation used for defrosting outdoor evaporator of a heat-pump system
WO2017131426A1 (en) *	2016-01-29	2017-08-03	엘지전자 주식회사	Refrigerator
CN105865128A (en) *	2016-04-20	2016-08-17	合肥华凌股份有限公司	Refrigerator air supply system and method and refrigerator

Also Published As

Publication number	Publication date
KR20190101669A (en)	2019-09-02
CN114674108A (en)	2022-06-28
CN111771092A (en)	2020-10-13
AU2018409749A1 (en)	2020-09-10
EP3757487B1 (en)	2025-04-09
CN111771092B (en)	2022-04-15
US20200370815A1 (en)	2020-11-26
EP3757487A1 (en)	2020-12-30
AU2018409749B2 (en)	2022-07-28
WO2019164084A1 (en)	2019-08-29
KR102627972B1 (en)	2024-01-23
CN114674108B (en)	2023-12-15

Publication	Publication Date	Title
EP3757487A4 (en)	2021-11-10	FRIDGE
EP3680587A4 (en)	2020-11-04	FRIDGE
EP3764032A4 (en)	2021-12-01	FRIDGE
EP3783283A4 (en)	2021-06-02	FRIDGE
EP3708932A4 (en)	2021-01-06	FRIDGE
EP3739282A4 (en)	2021-10-13	FRIDGE
EP3745058A4 (en)	2021-04-21	FRIDGE
EP3792573A4 (en)	2021-07-21	FRIDGE
EP3857145A4 (en)	2021-12-01	FRIDGE
EP3831250A4 (en)	2021-09-15	FRIDGE
EP3864356A4 (en)	2022-01-19	FRIDGE
EP3861264A4 (en)	2021-11-24	FRIDGE
EP3862683A4 (en)	2022-08-10	FRIDGE
EP3848655A4 (en)	2021-11-10	FRIDGE
EP3683525A4 (en)	2020-11-11	FRIDGE
EP3853538A4 (en)	2021-12-01	FRIDGE
EP3839389A4 (en)	2021-10-20	FRIDGE
EP3722713A4 (en)	2021-08-25	FRIDGE
EP3861262A4 (en)	2022-07-27	FRIDGE
EP3862693A4 (en)	2022-07-27	FRIDGE
EP3797252A4 (en)	2021-08-18	FRIDGE
EP3730876A4 (en)	2021-08-18	FRIDGE
EP3726169A4 (en)	2021-01-13	FRIDGE
EP3862663A4 (en)	2022-08-10	FRIDGE
EP3862686A4 (en)	2022-07-27	FRIDGE

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