EP4148355A4 - Kühlschrank - Google Patents

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Info

Publication number: EP4148355A4
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

EP21799931.7A

Other languages

English (en)

French (fr)

Other versions

EP4148355A1 (de

Inventor

Youngseung SONG

Kyongbae Park

Yunsu Cho

Sangbok Choi

Namsoo 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

2024-05-01

2020-05-07 Priority claimed from KR1020200054351A external-priority patent/KR20210136303A/ko

2020-05-07 Priority claimed from KR1020200054354A external-priority patent/KR20210136306A/ko

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

2023-03-15 Publication of EP4148355A1 publication Critical patent/EP4148355A1/de

2024-05-01 Publication of EP4148355A4 publication Critical patent/EP4148355A4/de

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
- F25D21/06—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
- 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
- F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
- 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)

EP21799931.7A 2020-05-07 2021-04-21 Kühlschrank Pending EP4148355A4 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
KR1020200054351A KR20210136303A (ko)	2020-05-07	2020-05-07	냉장고
KR1020200054354A KR20210136306A (ko)	2020-05-07	2020-05-07	냉장고
PCT/KR2021/005055 WO2021225308A1 (ko)	2020-05-07	2021-04-21	냉장고

Publications (2)

Publication Number	Publication Date
EP4148355A1 EP4148355A1 (de)	2023-03-15
EP4148355A4 true EP4148355A4 (de)	2024-05-01

Family

ID=78468063

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21799931.7A Pending EP4148355A4 (de)	2020-05-07	2021-04-21	Kühlschrank

Country Status (3)

Country	Link
US (1)	US20230160625A1 (de)
EP (1)	EP4148355A4 (de)
WO (1)	WO2021225308A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP4579157A1 (de) *	2023-12-28	2025-07-02	GEA Refrigeration Technologies GmbH	Verfahren, computerprogramm und steuereinheit zur bestimmung, ob ein abtauvorgang einer kühlvorrichtung eingeleitet werden soll

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20040057156A (ko) *	2002-12-24	2004-07-02	엘지전자 주식회사	냉장고의 제상제어방법
KR20100032532A (ko) *	2008-09-18	2010-03-26	엘지전자 주식회사	냉장고의 제어 방법
JP2012167896A (ja) *	2011-02-16	2012-09-06	Toshiba Corp	冷蔵庫
EP2520880A1 (de) *	2009-12-28	2012-11-07	Panasonic Healthcare Co., Ltd.	Kühlbox
JP2014052155A (ja) *	2012-09-10	2014-03-20	Panasonic Corp	冷蔵庫

Family Cites Families (10)

* 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
US4732010A (en) *	1986-06-03	1988-03-22	Whirlpool Corporation	Power switch and baffle assembly having unidirectional drive motor for a refrigerator
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
CN101571339B (zh) *	2008-04-29	2012-08-29	博西华家用电器有限公司	冰箱除霜控制方法及应用该方法的冰箱
DE102009028778A1 (de) *	2009-08-21	2011-02-24	BSH Bosch und Siemens Hausgeräte GmbH	Kältegerät, insbesondere Haushaltskältegerät, sowie Verfahren zum Betrieb eines solchen Kältegerätes
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
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 EP EP21799931.7A patent/EP4148355A4/de active Pending
- 2021-04-21 US US17/923,485 patent/US20230160625A1/en not_active Abandoned
- 2021-04-21 WO PCT/KR2021/005055 patent/WO2021225308A1/ko not_active Ceased

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20040057156A (ko) *	2002-12-24	2004-07-02	엘지전자 주식회사	냉장고의 제상제어방법
KR20100032532A (ko) *	2008-09-18	2010-03-26	엘지전자 주식회사	냉장고의 제어 방법
EP2520880A1 (de) *	2009-12-28	2012-11-07	Panasonic Healthcare Co., Ltd.	Kühlbox
JP2012167896A (ja) *	2011-02-16	2012-09-06	Toshiba Corp	冷蔵庫
JP2014052155A (ja) *	2012-09-10	2014-03-20	Panasonic Corp	冷蔵庫

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021225308A1 *

Also Published As

Publication number	Publication date
EP4148355A1 (de)	2023-03-15
WO2021225308A1 (ko)	2021-11-11
US20230160625A1 (en)	2023-05-25

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)
2024-05-01	A4	Supplementary search report drawn up and despatched	Effective date: 20240328
2024-05-01	RIC1	Information provided on ipc code assigned before grant	Ipc: F25D 21/08 20060101ALI20240322BHEP Ipc: F25D 21/00 20060101AFI20240322BHEP
2026-01-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2026-03-04	17Q	First examination report despatched	Effective date: 20260128

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