EP0981266A3 - Microwave oven, its management of the starting current - Google Patents

Microwave oven, its management of the starting current Download PDF

Info

Publication number
EP0981266A3
EP0981266A3 EP99302885A EP99302885A EP0981266A3 EP 0981266 A3 EP0981266 A3 EP 0981266A3 EP 99302885 A EP99302885 A EP 99302885A EP 99302885 A EP99302885 A EP 99302885A EP 0981266 A3 EP0981266 A3 EP 0981266A3
Authority
EP
European Patent Office
Prior art keywords
microwave oven
management
starting current
winding
consequently
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
EP99302885A
Other languages
German (de)
French (fr)
Other versions
EP0981266A2 (en
EP0981266B1 (en
Inventor
Young Cheol Ko
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP0981266A2 publication Critical patent/EP0981266A2/en
Publication of EP0981266A3 publication Critical patent/EP0981266A3/en
Application granted granted Critical
Publication of EP0981266B1 publication Critical patent/EP0981266B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H05B6/64—Heating using microwaves
    • H05B6/66—Circuits
    • H05B6/666—Safety circuits
    • 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
    • H05B6/64—Heating using microwaves
    • H05B6/66—Circuits
    • H05B6/68—Circuits for monitoring or control

Abstract

In a microwave oven, initial surge current protection is provided by the winding of a motor (12) rather than the more conventional current-limiting resistor. Consequently, energy, that would otherwise be wasted producing unwanted heat, is used for useful work.
EP99302885A 1998-08-20 1999-04-14 Microwave oven, its management of the starting current Expired - Lifetime EP0981266B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019980033739A KR100271360B1 (en) 1998-08-20 1998-08-20 Power control appratus and method of microwave oven
KR9833739 1998-08-20

Publications (3)

Publication Number Publication Date
EP0981266A2 EP0981266A2 (en) 2000-02-23
EP0981266A3 true EP0981266A3 (en) 2000-05-31
EP0981266B1 EP0981266B1 (en) 2003-07-09

Family

ID=19547702

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99302885A Expired - Lifetime EP0981266B1 (en) 1998-08-20 1999-04-14 Microwave oven, its management of the starting current

Country Status (3)

Country Link
EP (1) EP0981266B1 (en)
KR (1) KR100271360B1 (en)
DE (1) DE69909384T2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5138164B2 (en) * 2005-11-25 2013-02-06 パナソニック株式会社 Power control apparatus for high frequency dielectric heating and control method thereof
CN111092545B (en) * 2019-12-24 2020-11-17 广东美的白色家电技术创新中心有限公司 Impulse current suppression device
CN111830879B (en) * 2020-07-28 2022-02-25 广东美的厨房电器制造有限公司 Control method, microwave cooking appliance and computer readable storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375587A (en) * 1980-08-13 1983-03-01 The Tappan Company Microwave oven energization circuit and components therefor
GB2141568A (en) * 1983-06-10 1984-12-19 Toshiba Kk Control circuit for a microwave oven
FR2763202A1 (en) * 1997-05-12 1998-11-13 Samsung Electronics Co Ltd START-UP CURRENT CIRCUIT OF A MICROWAVE OVEN

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375587A (en) * 1980-08-13 1983-03-01 The Tappan Company Microwave oven energization circuit and components therefor
GB2141568A (en) * 1983-06-10 1984-12-19 Toshiba Kk Control circuit for a microwave oven
FR2763202A1 (en) * 1997-05-12 1998-11-13 Samsung Electronics Co Ltd START-UP CURRENT CIRCUIT OF A MICROWAVE OVEN

Also Published As

Publication number Publication date
EP0981266A2 (en) 2000-02-23
EP0981266B1 (en) 2003-07-09
DE69909384D1 (en) 2003-08-14
KR100271360B1 (en) 2000-11-01
KR20000014347A (en) 2000-03-06
DE69909384T2 (en) 2004-06-09

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