IT977243B - Perfezionamento negli apparecchi di riscaldamento a microonde - Google Patents

Perfezionamento negli apparecchi di riscaldamento a microonde

Info

Publication number
IT977243B
IT977243B IT48114/73A IT4811473A IT977243B IT 977243 B IT977243 B IT 977243B IT 48114/73 A IT48114/73 A IT 48114/73A IT 4811473 A IT4811473 A IT 4811473A IT 977243 B IT977243 B IT 977243B
Authority
IT
Italy
Prior art keywords
improvement
microwave heaters
heaters
microwave
Prior art date
Application number
IT48114/73A
Other languages
English (en)
Italian (it)
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
Application filed by Amana Refrigeration Inc filed Critical Amana Refrigeration Inc
Application granted granted Critical
Publication of IT977243B publication Critical patent/IT977243B/it

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
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/764—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material in which contacts are held closed by a thermal pellet
    • H01H37/765—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material in which contacts are held closed by a thermal pellet using a sliding contact between a metallic cylindrical housing and a central electrode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/085—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current making use of a thermal sensor, e.g. thermistor, heated by the excess current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Fuses (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Emergency Protection Circuit Devices (AREA)
IT48114/73A 1972-03-30 1973-02-07 Perfezionamento negli apparecchi di riscaldamento a microonde IT977243B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23948072A 1972-03-30 1972-03-30

Publications (1)

Publication Number Publication Date
IT977243B true IT977243B (it) 1974-09-10

Family

ID=22902330

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48114/73A IT977243B (it) 1972-03-30 1973-02-07 Perfezionamento negli apparecchi di riscaldamento a microonde

Country Status (12)

Country Link
US (1) US3717793A (xx)
JP (1) JPS5746197B2 (xx)
AU (1) AU476766B2 (xx)
BE (1) BE793158A (xx)
CA (1) CA963141A (xx)
CH (1) CH561971A5 (xx)
DE (1) DE2261140C3 (xx)
FR (1) FR2177705B1 (xx)
GB (1) GB1383789A (xx)
IT (1) IT977243B (xx)
NL (1) NL7300295A (xx)
ZA (1) ZA728768B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824374A (en) * 1971-05-13 1974-07-16 E Mayher Condition responsive disconnect arrangement for electrical cooking equipment
JPS5639037B2 (xx) * 1973-08-20 1981-09-10
JPS50100561A (xx) * 1973-12-19 1975-08-09
JPS5513917Y2 (xx) * 1975-01-08 1980-03-28
JPS52151382U (xx) * 1976-05-13 1977-11-16
JPS52166846U (xx) * 1976-06-11 1977-12-17
US4096370A (en) * 1977-06-15 1978-06-20 Litton Systems, Inc. Microwave oven door interlock switch system
US4222087A (en) * 1978-08-21 1980-09-09 Hawthorne Industries, Inc. Passive triac output asymmetry detector
US4242713A (en) * 1979-10-25 1980-12-30 Goodrich Edward W Triac output asymmetry detector
US4600875A (en) * 1981-02-17 1986-07-15 Tii Corporation Power supplies with latch-up prevention and automatic back-up
US4390776A (en) * 1982-03-01 1983-06-28 Yane Daryl J Immersion heater
EP0093821B1 (de) * 1982-05-12 1987-05-06 Geberit AG Schweissmuffe
US4885506A (en) * 1984-12-06 1989-12-05 Nilssen Ole K Electronic magnetron power supply
DE3446987A1 (de) * 1984-12-21 1986-07-03 Latvijskij gosudarstvennyj universitet imeni Petra Stučki, Riga Verbinder fuer elektrische leiter
US4756465A (en) * 1985-04-15 1988-07-12 Latviisky Gosudarstvenny Institut Method of cold welding
JPS6340273A (ja) * 1986-08-04 1988-02-20 戸塚　忠男 ケ−ブル接続方法
US4808960A (en) * 1987-11-06 1989-02-28 Therm-O-Disc, Incorporated Thermal cutoff heater
US4821010A (en) * 1987-12-30 1989-04-11 Therm-O-Disc, Incorporated Thermal cutoff heater
US5625520A (en) * 1993-11-19 1997-04-29 Daewoo Electronics Co., Ltd. Device for preventing a high voltage transformer of a microwave oven from being overheated
WO2003009323A1 (fr) * 2001-07-18 2003-01-30 Nec Schott Components Corporation Fusible thermique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1968198A (en) * 1933-09-22 1934-07-31 Theodore D Gibbs Means for protecting radio receiving sets
US3385956A (en) * 1964-07-30 1968-05-28 Mitsubishi Electric Corp Protective device for electrically warming cloth
JPS42899Y1 (xx) * 1964-10-05 1967-01-19
US3396342A (en) * 1965-04-23 1968-08-06 Advance Transformer Co Power supply circuit for continuous wave magnetron operated by pulsed direct current
FR1444909A (fr) * 1965-05-28 1966-07-08 Pat & Visseaux Claude Dispositif pour la protection de transformateurs à fortes fuites magnétiques
US3651371A (en) * 1970-09-03 1972-03-21 Roper Corp Power supply for magnetron in microwave oven or the like

Also Published As

Publication number Publication date
ZA728768B (en) 1973-08-29
JPS4914955A (xx) 1974-02-08
GB1383789A (en) 1974-02-12
JPS5746197B2 (xx) 1982-10-01
NL7300295A (xx) 1973-10-02
DE2261140C3 (de) 1980-03-06
CA963141A (en) 1975-02-18
AU4970572A (en) 1974-06-06
AU476766B2 (en) 1976-10-07
DE2261140B2 (de) 1979-07-05
BE793158A (fr) 1973-04-16
US3717793A (en) 1973-02-20
FR2177705A1 (xx) 1973-11-09
DE2261140A1 (de) 1973-10-04
FR2177705B1 (xx) 1978-02-10
CH561971A5 (xx) 1975-05-15

Similar Documents

Publication Publication Date Title
IT985032B (it) Perfezionamento negli obiettivi catottrici
IT977243B (it) Perfezionamento negli apparecchi di riscaldamento a microonde
BR7303234D0 (pt) Aperfeicoamentos em recipiente
IT982035B (it) Riscaldatore a passaggio
DK139147C (da) Rumforskalling
IT985135B (it) Perfezionamento negli schedari
IT1006685B (it) Addizionature in serie
SE397612B (sv) Avledare
FI56449B (fi) Vingstabiliserad projektil
AT336282B (de) Formmassen
AT329515B (de) Behalter
AT326511B (de) Behälter
IL42661A0 (en) Structural element
AR206503A1 (es) Mejoras en un aparato triturador
SE384595B (sv) Magnetron
SE389906B (sv) Konverterbar uppvermningsapparat
AU5998773A (en) Formwork
DK140463C (da) Rumforskalling
BR7305663D0 (pt) Aperfeicoamentos em percompostos particulares
IT979439B (it) Azocoloranti reattivi
IT985124B (it) Perfezionamento negli obiettivi catottrici
DK137538C (da) Fungicidt virksomme triazinobenzimidazoler
AU5284473A (en) Element
AT319136B (de) Behälter
IT946326B (it) Apparato di riscaldamento a microonde