EP2680668A4 - Matériel de cuisine à chauffage par induction - Google Patents

Matériel de cuisine à chauffage par induction

Info

Publication number
EP2680668A4
EP2680668A4 EP20110859439 EP11859439A EP2680668A4 EP 2680668 A4 EP2680668 A4 EP 2680668A4 EP 20110859439 EP20110859439 EP 20110859439 EP 11859439 A EP11859439 A EP 11859439A EP 2680668 A4 EP2680668 A4 EP 2680668A4
Authority
EP
European Patent Office
Prior art keywords
induction
heating cookware
cookware
heating
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.)
Granted
Application number
EP20110859439
Other languages
German (de)
English (en)
Other versions
EP2680668A1 (fr
EP2680668B1 (fr
Inventor
Satoshi Nomura
Takashi Shindoi
Miyuki Takeshita
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.)
Mitsubishi Electric Home Appliance Co Ltd
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Home Appliance Co Ltd
Mitsubishi Electric Corp
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
Application filed by Mitsubishi Electric Home Appliance Co Ltd, Mitsubishi Electric Corp filed Critical Mitsubishi Electric Home Appliance Co Ltd
Publication of EP2680668A1 publication Critical patent/EP2680668A1/fr
Publication of EP2680668A4 publication Critical patent/EP2680668A4/fr
Application granted granted Critical
Publication of EP2680668B1 publication Critical patent/EP2680668B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • H05B6/065—Control, e.g. of temperature, of power for cooking plates or the like using coordinated control of multiple induction coils
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
    • H05B2213/03—Heating plates made out of a matrix of heating elements that can define heating areas adapted to cookware randomly placed on the heating plate

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Induction Heating Cooking Devices (AREA)
  • General Induction Heating (AREA)
EP11859439.9A 2011-02-21 2011-11-29 Matériel de cuisine à chauffage par induction Not-in-force EP2680668B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011035123 2011-02-21
PCT/JP2011/006621 WO2012114405A1 (fr) 2011-02-21 2011-11-29 Matériel de cuisine à chauffage par induction

Publications (3)

Publication Number Publication Date
EP2680668A1 EP2680668A1 (fr) 2014-01-01
EP2680668A4 true EP2680668A4 (fr) 2014-08-13
EP2680668B1 EP2680668B1 (fr) 2016-06-22

Family

ID=46720227

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11859439.9A Not-in-force EP2680668B1 (fr) 2011-02-21 2011-11-29 Matériel de cuisine à chauffage par induction

Country Status (5)

Country Link
EP (1) EP2680668B1 (fr)
JP (1) JP5649714B2 (fr)
CN (2) CN105007643B (fr)
ES (1) ES2586583T3 (fr)
WO (1) WO2012114405A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5861602B2 (ja) * 2012-09-11 2016-02-16 株式会社デンソー 電力変換システム
EP2914060A4 (fr) * 2012-10-25 2015-11-04 Panasonic Ip Man Co Ltd Dispositif de chauffage à induction
KR102031907B1 (ko) 2013-01-02 2019-10-14 엘지전자 주식회사 전자 유도 가열 조리기 및 이의 구동 방법
KR102037311B1 (ko) 2013-01-02 2019-11-26 엘지전자 주식회사 전자 유도 가열 조리기 및 이의 구동 방법
JP6154216B2 (ja) * 2013-07-02 2017-06-28 株式会社ダイヘン インバータ回路の制御回路、この制御回路を備えたインバータ装置、このインバータ装置を備えた誘導加熱装置、および、制御方法
DE112013007556B4 (de) * 2013-11-01 2023-02-16 Mitsubishi Electric Corporation Induktionsherd
CN104883763A (zh) * 2014-02-28 2015-09-02 广东美的生活电器制造有限公司 加热平台及其控制方法和具有它的加热装置
WO2015145278A1 (fr) * 2014-03-24 2015-10-01 BSH Hausgeräte GmbH Dispositif pour appareil de cuisson
ES2673130B1 (es) * 2016-12-19 2019-03-28 Bsh Electrodomesticos Espana Sa Dispositivo de aparato domestico de coccion por induccion con una matriz de elementos de calentamiento
ES2673131B1 (es) * 2016-12-19 2019-03-28 Bsh Electrodomesticos Espana Sa Dispositivo de aparato domestico de coccion por induccion con una matriz de elementos de calentamiento
CN111316757B (zh) * 2017-11-08 2022-02-18 三菱电机株式会社 感应加热烹调器
KR102620662B1 (ko) 2018-10-18 2024-01-04 삼성전자주식회사 조리 기기 및 이의 제어 방법
KR102707031B1 (ko) 2019-09-17 2024-09-12 엘지전자 주식회사 피가열체 재질 감지 정확도가 개선된 유도 가열 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0716560A1 (fr) * 1994-12-09 1996-06-12 Cidelcem Industries Dispositif de chauffage par induction de récipient et procédé de commande d'un tel dispositif
EP2034800A1 (fr) * 2007-08-07 2009-03-11 BSH Bosch und Siemens Hausgeräte GmbH Commutateur de dispositif de cuisson

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06119968A (ja) 1992-10-06 1994-04-28 Toshiba Corp 電磁調理器
JP3835762B2 (ja) * 2002-06-26 2006-10-18 三井造船株式会社 誘導加熱装置
JP2005353362A (ja) * 2004-06-09 2005-12-22 Toshiba Corp 誘導加熱調理器
JP4258737B2 (ja) * 2005-01-24 2009-04-30 三菱電機株式会社 誘導加熱調理器及び誘導加熱調理方法
JP4895681B2 (ja) * 2006-05-25 2012-03-14 三菱電機株式会社 誘導加熱調理器
JP4854596B2 (ja) * 2007-05-28 2012-01-18 三菱電機株式会社 誘導加熱調理器
JP4864850B2 (ja) * 2007-10-12 2012-02-01 三菱電機株式会社 誘導加熱調理器
EP2405715B1 (fr) * 2009-03-06 2015-09-09 Mitsubishi Electric Corporation Système de cuisson à chauffage par induction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0716560A1 (fr) * 1994-12-09 1996-06-12 Cidelcem Industries Dispositif de chauffage par induction de récipient et procédé de commande d'un tel dispositif
EP2034800A1 (fr) * 2007-08-07 2009-03-11 BSH Bosch und Siemens Hausgeräte GmbH Commutateur de dispositif de cuisson

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012114405A1 *

Also Published As

Publication number Publication date
CN103404229B (zh) 2015-07-29
JPWO2012114405A1 (ja) 2014-07-07
ES2586583T3 (es) 2016-10-17
WO2012114405A1 (fr) 2012-08-30
EP2680668A1 (fr) 2014-01-01
JP5649714B2 (ja) 2015-01-07
CN105007643B (zh) 2017-01-04
EP2680668B1 (fr) 2016-06-22
CN103404229A (zh) 2013-11-20
CN105007643A (zh) 2015-10-28

Similar Documents

Publication Publication Date Title
PL3869107T3 (pl) Płyta kuchenna
HK1190863A1 (zh) 感應加熱烹調器
EP2720235A4 (fr) Transformateur haute fréquence
EP2680668A4 (fr) Matériel de cuisine à chauffage par induction
HK1176504A1 (en) Induction heating cookware
HK1186903A1 (en) Induction heating cooker
PL2907361T3 (pl) Indukcyjna płyta kuchenna
HK1188076A1 (zh) 感應加熱烹調器
PL2774453T3 (pl) Kuchenka indukcyjna
HK1189118A1 (zh) 感應加熱烹調器
ZA201402324B (en) Kettle
EP2760251A4 (fr) Cuiseur à chauffage par induction
KR101334557B9 (ko) 조리용기
EP2695484A4 (fr) Bobine de travail de chauffage par induction
EP2772691A4 (fr) Appareil de cuisson par chauffage
EP2735803A4 (fr) Appareil de cuisson
EP2752121A4 (fr) Aliment amélioré pour la mastication
HK1197313A1 (en) Induction component
EP2738473A4 (fr) Appareil de cuisson haute fréquence
HK1185750A1 (zh) 感應加熱烹調器
PL2774260T3 (pl) Kuchenka indukcyjna
GB201108521D0 (en) Cooking apparatus
GB201111932D0 (en) Improved kettle
EP2738472A4 (fr) Appareil de cuisson haute fréquence
AU340093S (en) Cooker

Legal Events

Date Code Title Description
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

17P Request for examination filed

Effective date: 20130731

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

DAX Request for extension of the european patent (deleted)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 602011027651

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: H05B0006120000

Ipc: H05B0006060000

A4 Supplementary search report drawn up and despatched

Effective date: 20140716

RIC1 Information provided on ipc code assigned before grant

Ipc: H05B 6/06 20060101AFI20140710BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160112

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

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

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 808310

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160715

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602011027651

Country of ref document: DE

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2586583

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20161017

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160922

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 808310

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160923

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161022

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161024

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602011027651

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20170323

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20161129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161130

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161130

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20170731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161129

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20111129

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160622

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20191111

Year of fee payment: 9

Ref country code: DE

Payment date: 20191119

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20191202

Year of fee payment: 9

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602011027651

Country of ref document: DE

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210601

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20220207

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201130