GB1442227A - Waveguide filter - Google Patents

Waveguide filter

Info

Publication number
GB1442227A
GB1442227A GB2317274A GB2317274A GB1442227A GB 1442227 A GB1442227 A GB 1442227A GB 2317274 A GB2317274 A GB 2317274A GB 2317274 A GB2317274 A GB 2317274A GB 1442227 A GB1442227 A GB 1442227A
Authority
GB
United Kingdom
Prior art keywords
slots
rib
mode
filter
waveguide filter
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
Application number
GB2317274A
Other languages
English (en)
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.)
Goodman Co LP
Original Assignee
Amana Refrigeration 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.)
Filing date
Publication date
Priority claimed from US00366945A external-priority patent/US3819900A/en
Application filed by Amana Refrigeration Inc filed Critical Amana Refrigeration Inc
Publication of GB1442227A publication Critical patent/GB1442227A/en
Expired 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
    • H05B6/70—Feed lines
    • H05B6/707—Feed lines using waveguides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H01P1/211—Waffle-iron filters; Corrugated structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0123—Frequency selective two-port networks comprising distributed impedance elements together with lumped impedance elements
    • 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
    • H05B6/72—Radiators or antennas
    • H05B6/725—Rotatable antennas

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB2317274A 1973-06-04 1974-05-23 Waveguide filter Expired GB1442227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00366945A US3819900A (en) 1972-06-13 1973-06-04 Waveguide filter for microwave heating apparatus

Publications (1)

Publication Number Publication Date
GB1442227A true GB1442227A (en) 1976-07-14

Family

ID=23445277

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2317274A Expired GB1442227A (en) 1973-06-04 1974-05-23 Waveguide filter

Country Status (11)

Country Link
JP (1) JPS5021348A (enExample)
AU (1) AU468604B2 (enExample)
CA (1) CA960314A (enExample)
CH (1) CH579324A5 (enExample)
DE (1) DE2424778A1 (enExample)
DK (1) DK295074A (enExample)
GB (1) GB1442227A (enExample)
IT (1) IT1011481B (enExample)
NL (1) NL7407288A (enExample)
SE (1) SE393486B (enExample)
ZA (1) ZA742664B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5892419A (en) * 1995-09-26 1999-04-06 Adc Solitra Oy Integral resonators for a filter and a method for manufacturing thereof
ES2334549A1 (es) * 2009-03-17 2010-03-11 Universidad Politecnica De Cartagena Filtro autoconfigurable para horno microondas de procesado en linea, proceso de filtrado autoconfigurable para hornos microondas de procesamiento en linea y horno microondas de procesamiento en linea.

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3029035C2 (de) * 1980-07-31 1982-11-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Mikrowellenheizgerät
JPS5893189A (ja) * 1981-11-26 1983-06-02 松下電器産業株式会社 高周波加熱装置
US4749973A (en) * 1985-06-20 1988-06-07 Hitachi Heating Appliances Co., Ltd. Waveguide filter used in a microwave oven
DE3544270A1 (de) * 1985-12-14 1987-06-25 Kraftanlagen Ag Verfahren und einrichtung zur trocknung kontaminierter fluessigkeiten und loesungen
DE3803533A1 (de) * 1988-02-05 1989-08-17 Bosch Siemens Hausgeraete Mikrowellen-haushaltgeraet
DE4421336C2 (de) * 1994-06-17 2002-09-26 Miele & Cie Beleuchtungseinrichtung in einem Mikrowellengerät
JPH10337401A (ja) * 1997-03-12 1998-12-22 Nukem Nuklear Gmbh 含塩溶液の濃縮のための方法及び装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5892419A (en) * 1995-09-26 1999-04-06 Adc Solitra Oy Integral resonators for a filter and a method for manufacturing thereof
ES2334549A1 (es) * 2009-03-17 2010-03-11 Universidad Politecnica De Cartagena Filtro autoconfigurable para horno microondas de procesado en linea, proceso de filtrado autoconfigurable para hornos microondas de procesamiento en linea y horno microondas de procesamiento en linea.
ES2334549B2 (es) * 2009-03-17 2010-07-05 Universidad Politecnica De Cartagena Filtro autoconfigurable para horno microondas de procesado en linea, proceso de filtrado autoconfigurable para hornos microondas de procesamiento en linea y horno microondas de procesamiento en linea.

Also Published As

Publication number Publication date
NL7407288A (enExample) 1974-12-06
DK295074A (enExample) 1975-02-03
AU468604B2 (en) 1976-01-15
JPS5021348A (enExample) 1975-03-06
SE393486B (sv) 1977-05-09
CA960314A (en) 1974-12-31
DE2424778A1 (de) 1975-01-02
CH579324A5 (enExample) 1976-08-31
AU6827874A (en) 1975-10-30
IT1011481B (it) 1977-01-20
ZA742664B (en) 1975-04-30
SE7407250L (enExample) 1974-12-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee