EP4148356A4 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

Info

Publication number: EP4148356A4
Authority: EP; European Patent Office
Prior art keywords: refrigerator
Prior art date: 2020-05-07
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)

English (en)

Other versions

EP4148356A1 (fr

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.)

2020-05-07

Filing date

2021-04-21

Publication date

2024-05-22

2020-05-07 Priority claimed from KR1020200054355A external-priority patent/KR20210136307A/ko

2020-05-07 Priority claimed from KR1020200054356A external-priority patent/KR20210136308A/ko

2021-04-21 Application filed by LG Electronics Inc filed Critical LG Electronics Inc

2023-03-15 Publication of EP4148356A1 publication Critical patent/EP4148356A1/fr

2024-05-22 Publication of EP4148356A4 publication Critical patent/EP4148356A4/fr

Status 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 Réfrigérateur Pending EP4148356A4 (fr)

Applications Claiming Priority (3)

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

Publications (2)

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

Family

ID=78468066

Family Applications (1)

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

Country Status (3)

Country	Link
US (2)	US20230194144A1 (fr)
EP (1)	EP4148356A4 (fr)
WO (1)	WO2021225309A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN112097412A (zh) *	2020-10-21	2020-12-18	江苏苏净集团有限公司	一种二氧化碳热泵蒸发器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH05215460A (ja) *	1992-01-30	1993-08-24	Sanyo Electric Co Ltd	蒸発器の除霜方法及び装置
JP2012167896A (ja) *	2011-02-16	2012-09-06	Toshiba Corp	冷蔵庫

Family Cites Families (14)

* 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 (ja) *	1991-09-13	1999-05-24	富士電機株式会社	冷気循環式ショーケースの除霜装置
US5339644A (en) *	1993-04-29	1994-08-23	Singh Kanwal N	Defrost system for refrigeration apparatus
KR100190126B1 (ko) *	1996-05-21	1999-06-01	윤종용	냉장고의 증발기 제상주기 결정방법 및 제상주기결정장치
KR19980058338U (ko) *	1997-02-21	1998-10-26	배순훈	냉난방기의 실외열교환기 제상장치
KR20010026176A (ko)	1999-09-03	2001-04-06	구자홍	냉장고의 제상히터 제어 방법
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 (ko) *	2012-12-10	2019-05-27	엘지전자 주식회사	냉장고 및 그 동작방법
KR102241307B1 (ko)	2014-11-05	2021-04-16	삼성전자주식회사	제상 장치, 이를 구비한 냉장고 및 제상 장치의 제어 방법
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
KR101852677B1 (ko) *	2016-05-26	2018-04-26	엘지전자 주식회사	냉장고
JP2019138510A (ja) *	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	冷蔵庫

2021
- 2021-04-21 WO PCT/KR2021/005057 patent/WO2021225309A1/fr not_active Ceased
- 2021-04-21 EP EP21800170.9A patent/EP4148356A4/fr active Pending
- 2021-04-21 US US17/923,442 patent/US20230194144A1/en active Pending
2025
- 2025-12-11 US US19/416,063 patent/US20260098678A1/en active Pending

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH05215460A (ja) *	1992-01-30	1993-08-24	Sanyo Electric Co Ltd	蒸発器の除霜方法及び装置
JP2012167896A (ja) *	2011-02-16	2012-09-06	Toshiba Corp	冷蔵庫

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 (fr)	2023-03-15
WO2021225309A1 (fr)	2021-11-11
US20260098678A1 (en)	2026-04-09
US20230194144A1 (en)	2023-06-22

Legal Events

Date	Code	Title	Description
2021-11-12	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2023-02-10	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2023-02-10	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2023-03-15	17P	Request for examination filed	Effective date: 20221207
2023-03-15	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2023-08-16	DAV	Request for validation of the european patent (deleted)
2023-08-16	DAX	Request for extension of the european patent (deleted)
2024-05-22	A4	Supplementary search report drawn up and despatched	Effective date: 20240423
2024-05-22	RIC1	Information provided on ipc code assigned before grant	Ipc: F25D 21/08 20060101ALI20240417BHEP Ipc: F25D 21/00 20060101AFI20240417BHEP

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