GB2243276B - Microwave oven - Google Patents

Microwave oven

Info

Publication number
GB2243276B
GB2243276B GB9008792A GB9008792A GB2243276B GB 2243276 B GB2243276 B GB 2243276B GB 9008792 A GB9008792 A GB 9008792A GB 9008792 A GB9008792 A GB 9008792A GB 2243276 B GB2243276 B GB 2243276B
Authority
GB
United Kingdom
Prior art keywords
microwave oven
microwave
oven
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.)
Expired - Fee Related
Application number
GB9008792A
Other versions
GB9008792D0 (en
GB2243276A (en
Inventor
Arthur Derek Hawley
John Peter Richards
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.)
Creda Ltd
Original Assignee
Creda 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 Creda Ltd filed Critical Creda Ltd
Priority to GB9008792A priority Critical patent/GB2243276B/en
Publication of GB9008792D0 publication Critical patent/GB9008792D0/en
Publication of GB2243276A publication Critical patent/GB2243276A/en
Application granted granted Critical
Publication of GB2243276B publication Critical patent/GB2243276B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H05B6/68—Circuits for monitoring or control
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1917—Control of temperature characterised by the use of electric means using digital means
    • 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
    • H05B6/687—Circuits for monitoring or control for cooking
    • 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
    • H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
    • H05B2206/04—Heating using microwaves
    • H05B2206/043—Methods or circuits intended to extend the life of the magnetron

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Electric Ovens (AREA)
GB9008792A 1990-04-19 1990-04-19 Microwave oven Expired - Fee Related GB2243276B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9008792A GB2243276B (en) 1990-04-19 1990-04-19 Microwave oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9008792A GB2243276B (en) 1990-04-19 1990-04-19 Microwave oven

Publications (3)

Publication Number Publication Date
GB9008792D0 GB9008792D0 (en) 1990-06-13
GB2243276A GB2243276A (en) 1991-10-23
GB2243276B true GB2243276B (en) 1994-04-13

Family

ID=10674653

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9008792A Expired - Fee Related GB2243276B (en) 1990-04-19 1990-04-19 Microwave oven

Country Status (1)

Country Link
GB (1) GB2243276B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101860995B (en) * 2005-12-26 2015-06-10 松下电器产业株式会社 High-frequency heating device, detecting device for operation state thereof and method

Also Published As

Publication number Publication date
GB9008792D0 (en) 1990-06-13
GB2243276A (en) 1991-10-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940713