GB2021865B - Thermal switch - Google Patents

Thermal switch

Info

Publication number
GB2021865B
GB2021865B GB7910588A GB7910588A GB2021865B GB 2021865 B GB2021865 B GB 2021865B GB 7910588 A GB7910588 A GB 7910588A GB 7910588 A GB7910588 A GB 7910588A GB 2021865 B GB2021865 B GB 2021865B
Authority
GB
United Kingdom
Prior art keywords
thermal switch
thermal
switch
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
GB7910588A
Other versions
GB2021865A (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.)
Littelfuse Inc
Original Assignee
Littelfuse 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 Littelfuse Inc filed Critical Littelfuse Inc
Publication of GB2021865A publication Critical patent/GB2021865A/en
Application granted granted Critical
Publication of GB2021865B publication Critical patent/GB2021865B/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Fuses (AREA)
  • Thermally Actuated Switches (AREA)
GB7910588A 1978-03-28 1979-03-27 Thermal switch Expired GB2021865B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89102078A 1978-03-28 1978-03-28

Publications (2)

Publication Number Publication Date
GB2021865A GB2021865A (en) 1979-12-05
GB2021865B true GB2021865B (en) 1982-09-29

Family

ID=25397492

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7910588A Expired GB2021865B (en) 1978-03-28 1979-03-27 Thermal switch

Country Status (6)

Country Link
JP (1) JPS54161079A (en)
CA (1) CA1118473A (en)
DE (1) DE2911950A1 (en)
FR (1) FR2421455A1 (en)
GB (1) GB2021865B (en)
IT (1) IT1192642B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648020A (en) * 1979-09-26 1981-05-01 Nifco Inc Temperature fuse
JPS6024041U (en) * 1983-07-26 1985-02-19 関西日本電気株式会社 electronic components
JPS6258843U (en) * 1985-09-30 1987-04-11
AT394914B (en) * 1990-10-25 1992-07-27 Electrovac THERMAL SWITCH

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778742A (en) * 1971-07-16 1973-12-11 Micro Devices Corp Electrical switch construction and end plug therefor or the like
US3944960A (en) * 1974-11-29 1976-03-16 Texas Instruments Incorporated Nonresettable thermally actuated switch
US3930215A (en) * 1974-11-29 1975-12-30 Texas Instruments Inc Nonresettable thermally actuated switch
US4075596A (en) * 1976-08-23 1978-02-21 Emerson Electric Co. Sealed casing for a thermally actuable electrical switch

Also Published As

Publication number Publication date
CA1118473A (en) 1982-02-16
DE2911950A1 (en) 1979-10-11
IT7921250A0 (en) 1979-03-23
JPS54161079A (en) 1979-12-20
FR2421455A1 (en) 1979-10-26
GB2021865A (en) 1979-12-05
IT1192642B (en) 1988-04-27

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Legal Events

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