IT973518B - IMPROVEMENT IN RADIO FREQUENCY OVENS - Google Patents

IMPROVEMENT IN RADIO FREQUENCY OVENS

Info

Publication number
IT973518B
IT973518B IT53982/72A IT5398272A IT973518B IT 973518 B IT973518 B IT 973518B IT 53982/72 A IT53982/72 A IT 53982/72A IT 5398272 A IT5398272 A IT 5398272A IT 973518 B IT973518 B IT 973518B
Authority
IT
Italy
Prior art keywords
improvement
radio frequency
frequency ovens
ovens
radio
Prior art date
Application number
IT53982/72A
Other languages
Italian (it)
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of IT973518B publication Critical patent/IT973518B/en

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
    • H05B6/76—Prevention of microwave leakage, e.g. door sealings
    • H05B6/763—Microwave radiation seals for doors

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Electric Ovens (AREA)
IT53982/72A 1971-11-30 1972-11-13 IMPROVEMENT IN RADIO FREQUENCY OVENS IT973518B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20322771A 1971-11-30 1971-11-30

Publications (1)

Publication Number Publication Date
IT973518B true IT973518B (en) 1974-06-10

Family

ID=22753053

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53982/72A IT973518B (en) 1971-11-30 1972-11-13 IMPROVEMENT IN RADIO FREQUENCY OVENS

Country Status (15)

Country Link
US (1) US3767884A (en)
JP (2) JPS5230733B2 (en)
AU (1) AU474190B2 (en)
BE (1) BE791916A (en)
CA (1) CA954594A (en)
CH (1) CH607529A5 (en)
DE (2) DE2265181C2 (en)
DK (1) DK147960C (en)
FR (1) FR2161982B1 (en)
GB (2) GB1417157A (en)
IT (1) IT973518B (en)
NL (1) NL176625C (en)
NO (1) NO133422C (en)
SE (2) SE384404B (en)
ZA (1) ZA727345B (en)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA956701A (en) * 1971-05-20 1974-10-22 Matsushita Electric Industrial Co., Ltd. Microwave oven
US4041266A (en) * 1972-10-25 1977-08-09 Chemetron Corporation Sensor and tray arrangement
JPS5256523Y2 (en) * 1974-02-26 1977-12-21
US4053731A (en) * 1974-06-14 1977-10-11 Amana Refrigeration, Inc. Microwave energy oven seal
US3985993A (en) * 1974-08-29 1976-10-12 U.S. Philips Corporation Sealing arrangement in a microwave oven
CA1054231A (en) * 1975-03-31 1979-05-08 Arnold M. Bucksbaum Microwave oven door seal system of resonant transmission line structure
JPS523744A (en) * 1976-07-02 1977-01-12 Matsushita Electric Ind Co Ltd High-frequency heater
US4102041A (en) * 1977-03-28 1978-07-25 Amana Refrigeration, Inc. Method of making microwave oven seal structure
US4166207A (en) * 1977-05-31 1979-08-28 Whirlpool Corporation Microwave generating device--door seal
AU518080B2 (en) * 1977-11-25 1981-09-10 Raytheon Company Primary choke system
DE2853616C2 (en) * 1977-12-13 1984-11-29 Hitachi Heating Appliances Co., Ltd., Kashiwa, Chiba Sealing arrangement against the escape of electromagnetic waves from an HF heating device
US4410779A (en) * 1978-04-03 1983-10-18 Raytheon Company Combination microwave oven control system
JPS5948517B2 (en) * 1979-09-11 1984-11-27 松下電器産業株式会社 High frequency heating device
US4332992A (en) * 1979-12-19 1982-06-01 Amana Refrigeration, Inc. Air flow system for combination microwave and convection oven
US4371770A (en) * 1980-10-27 1983-02-01 Raytheon Company Adjustable microwave oven door seal
US4313044A (en) * 1980-11-05 1982-01-26 General Electric Company Slot configuration for choke seal
US4390767A (en) * 1981-01-28 1983-06-28 Amana Refrigeration, Inc. Windowed and choked combination oven door
US4475023A (en) * 1981-09-25 1984-10-02 Hitachi Heating Appliances Co., Ltd. Microwave heating apparatus with fundamental and second higher harmonic chokes
DE3231516A1 (en) * 1982-08-25 1984-03-01 Schott Glaswerke, 6500 Mainz GLASS AND / OR GLASS CERAMIC COMPOSITION SYSTEM FOR SHIELDING AGAINST MICROWAVE RADIATION
WO1984001083A1 (en) * 1982-08-25 1984-03-15 Matsushita Electric Ind Co Ltd Radio-wave sealing device
SE452389B (en) * 1983-03-15 1987-11-23 Philips Norden Ab SEALING MICROWAVE OVEN
US4523069A (en) * 1983-10-24 1985-06-11 General Electric Company Microwave oven door seal
US4689460A (en) * 1985-01-04 1987-08-25 Tdk Corporation Absorber device for microwave leakage
DE3644920A1 (en) * 1986-03-07 1987-12-23 Bosch Siemens Hausgeraete Microwave oven
DE3607557A1 (en) * 1986-03-07 1987-12-23 Bosch Siemens Hausgeraete MICROWAVE OVEN
GB2196520B (en) * 1986-08-07 1990-01-04 Hitachi Heating Appl Microwave heating apparatus
US4814571A (en) * 1987-04-27 1989-03-21 Raytheon Company Microwave oven adapted for under-the-counter use
US5166487A (en) * 1989-12-15 1992-11-24 Tecogen, Inc. Cooking oven with convection and microwave heating
US5363749A (en) * 1990-03-16 1994-11-15 Tecogen, Inc. Microwave enhanced deep fat fryer
US5030793A (en) * 1990-05-07 1991-07-09 Motorola Inc. Integrated EMI filter and thermal heat sink
US5204503A (en) * 1991-12-17 1993-04-20 Raytheon Company Microwave oven having convection and griddle features
KR0176801B1 (en) * 1995-12-29 1999-05-15 구자홍 Microwave leakage shielding apparatus for microwave oven
US6242726B1 (en) * 1996-11-21 2001-06-05 George M. Harris Adjustable microwave field stop
US5958278A (en) * 1997-09-08 1999-09-28 Amana Company, L.P. Microwave oven having an orthogonal electromagnetic seal
SE519514C2 (en) * 1998-12-17 2003-03-11 Whirlpool Co Microwave with microwave seal and sealing procedure
US8707857B2 (en) 2005-08-08 2014-04-29 Ronald M. Popeil Cooking device to deep fat fry foods
EP3585135A1 (en) 2006-02-21 2019-12-25 Goji Limited Electromagnetic heating
US10674570B2 (en) 2006-02-21 2020-06-02 Goji Limited System and method for applying electromagnetic energy
US8653482B2 (en) 2006-02-21 2014-02-18 Goji Limited RF controlled freezing
JP2008001928A (en) * 2006-06-21 2008-01-10 Tokai Konetsu Kogyo Co Ltd Degreasing device
EP2031938B1 (en) 2007-09-03 2013-02-27 Electrolux Home Products Corporation N.V. A wave choke system for a microwave oven door
CN104202860B (en) 2008-11-10 2017-05-10 高知有限公司 Device and method for controlling energy
KR101584397B1 (en) 2009-11-10 2016-01-11 고지 엘티디. Device and method for heating using rf energy
WO2011138679A2 (en) 2010-05-03 2011-11-10 Goji Ltd. Antenna placement in degenerate modal cavities of an electromagnetic energy transfer system
KR20130041942A (en) * 2010-07-15 2013-04-25 고지 엘티디. A choke for an oven
TR201203550A2 (en) * 2012-03-28 2013-11-21 Tuerkiye Bilimsel Ve Teknolojik Arastirma Kurumu Tuebitak Wide band choke desi̇gn for suppressi̇ng electromagnetic leakage i̇n mi̇crowave ovens
DE102014216557A1 (en) * 2014-03-19 2015-09-24 BSH Hausgeräte GmbH Microwave oven with an adjustment device for adjusting a microwave shield
JP6185455B2 (en) * 2014-12-12 2017-08-23 アンリツ株式会社 Waveguide switch
US11412584B2 (en) 2017-12-08 2022-08-09 Alkar-Rapidpak, Inc. Ovens with metallic belts and microwave launch box assemblies for processing food products
KR20210137809A (en) * 2020-05-11 2021-11-18 엘지전자 주식회사 Oven having multiple chokes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB902128A (en) * 1959-08-19 1962-07-25 Decca Ltd Improvements in or relating to waveguide couplings
US3448232A (en) * 1967-01-11 1969-06-03 Hammtronics Systems Inc Microwave unit seal
US3511959A (en) * 1968-02-16 1970-05-12 Varian Associates Microwave cavity having a varied impedance transmission line microwave energy seal around the access door opening
US3662140A (en) * 1970-10-07 1972-05-09 Raytheon Co High frequency electronic heating apparatus
JPS5226364B2 (en) * 1973-08-10 1977-07-13
JPS5122663A (en) * 1974-08-19 1976-02-23 Nakamura Seisakusho Kk Juatsumenno heninyotsute bochotaini ryutaiochunyu oyobi haishutsusuru hoho
US3899950A (en) * 1974-09-06 1975-08-19 Jim Dvorak Bar shear

Also Published As

Publication number Publication date
NL7216190A (en) 1973-06-04
SE7514777L (en) 1975-12-30
SE384404B (en) 1976-05-03
GB1417156A (en) 1975-12-10
NL176625C (en) 1990-05-16
FR2161982A1 (en) 1973-07-13
BE791916A (en) 1973-03-16
ZA727345B (en) 1973-06-27
JPS4881146A (en) 1973-10-30
DE2258695A1 (en) 1973-06-07
DK147960C (en) 1985-07-01
US3767884A (en) 1973-10-23
CH607529A5 (en) 1978-12-29
AU4773572A (en) 1974-04-26
JPS534660B2 (en) 1978-02-20
NL176625B (en) 1984-12-03
GB1417157A (en) 1975-12-10
NO133422B (en) 1976-01-19
NO133422C (en) 1976-04-28
CA954594A (en) 1974-09-10
FR2161982B1 (en) 1978-02-10
DE2258695B2 (en) 1979-05-17
JPS4864535A (en) 1973-09-06
AU474190B2 (en) 1976-07-15
JPS5230733B2 (en) 1977-08-10
DK147960B (en) 1985-01-14
DE2265181A1 (en) 1976-10-14
DE2265181C2 (en) 1984-10-31

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