NL7300295A - - Google Patents

Info

Publication number
NL7300295A
NL7300295A NL7300295A NL7300295A NL7300295A NL 7300295 A NL7300295 A NL 7300295A NL 7300295 A NL7300295 A NL 7300295A NL 7300295 A NL7300295 A NL 7300295A NL 7300295 A NL7300295 A NL 7300295A
Authority
NL
Netherlands
Application number
NL7300295A
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 filed Critical
Publication of NL7300295A publication Critical patent/NL7300295A/xx

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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Fuses (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Emergency Protection Circuit Devices (AREA)
NL7300295A 1972-03-30 1973-01-09 NL7300295A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL7300295A true NL7300295A (en) 1973-10-02

Family

ID=22902330

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7300295A NL7300295A (en) 1972-03-30 1973-01-09

Country Status (12)

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

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 (en) * 1973-08-20 1981-09-10
JPS50100561A (en) * 1973-12-19 1975-08-09
JPS5513917Y2 (en) * 1975-01-08 1980-03-28
JPS52151382U (en) * 1976-05-13 1977-11-16
JPS52166846U (en) * 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
DE3276258D1 (en) * 1982-05-12 1987-06-11 Geberit Ag Welding socket
US4885506A (en) * 1984-12-06 1989-12-05 Nilssen Ole K Electronic magnetron power supply
DE3446987A1 (en) * 1984-12-21 1986-07-03 Latvijskij gosudarstvennyj universitet imeni Petra Stučki, Riga Connector for electrical conductors
US4756465A (en) * 1985-04-15 1988-07-12 Latviisky Gosudarstvenny Institut Method of cold welding
JPS6340273A (en) * 1986-08-04 1988-02-20 戸塚　忠男 Cable connection
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
DE60107578T2 (en) * 2001-07-18 2005-12-22 Nec Schott Components Corp., Koka THERMAL FUSE

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 (en) * 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 (en) * 1965-05-28 1966-07-08 Pat & Visseaux Claude Device for the protection of transformers with strong magnetic leakage
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
JPS5746197B2 (en) 1982-10-01
CA963141A (en) 1975-02-18
AU476766B2 (en) 1976-10-07
US3717793A (en) 1973-02-20
FR2177705B1 (en) 1978-02-10
DE2261140B2 (en) 1979-07-05
DE2261140C3 (en) 1980-03-06
IT977243B (en) 1974-09-10
AU4970572A (en) 1974-06-06
GB1383789A (en) 1974-02-12
CH561971A5 (en) 1975-05-15
ZA728768B (en) 1973-08-29
FR2177705A1 (en) 1973-11-09
BE793158A (en) 1973-04-16
JPS4914955A (en) 1974-02-08
DE2261140A1 (en) 1973-10-04

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Legal Events

Date Code Title Description
BC A request for examination has been filed
BV The patent application has lapsed