GB1509772A - Temperature sensitive electrical switch - Google Patents

Temperature sensitive electrical switch

Info

Publication number
GB1509772A
GB1509772A GB1289075A GB1289075A GB1509772A GB 1509772 A GB1509772 A GB 1509772A GB 1289075 A GB1289075 A GB 1289075A GB 1289075 A GB1289075 A GB 1289075A GB 1509772 A GB1509772 A GB 1509772A
Authority
GB
United Kingdom
Prior art keywords
gas
vapour
diaphragm
chamber
electrical 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
GB1289075A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB1289075A priority Critical patent/GB1509772A/en
Priority to FR7608713A priority patent/FR2305844A1/fr
Publication of GB1509772A publication Critical patent/GB1509772A/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
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
    • H01H35/343—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm by snap acting diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Thermally Actuated Switches (AREA)
GB1289075A 1975-03-27 1975-03-27 Temperature sensitive electrical switch Expired GB1509772A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1289075A GB1509772A (en) 1975-03-27 1975-03-27 Temperature sensitive electrical switch
FR7608713A FR2305844A1 (fr) 1975-03-27 1976-03-25 Commutateur thermo-sensible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1289075A GB1509772A (en) 1975-03-27 1975-03-27 Temperature sensitive electrical switch

Publications (1)

Publication Number Publication Date
GB1509772A true GB1509772A (en) 1978-05-04

Family

ID=10013018

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1289075A Expired GB1509772A (en) 1975-03-27 1975-03-27 Temperature sensitive electrical switch

Country Status (2)

Country Link
FR (1) FR2305844A1 (enExample)
GB (1) GB1509772A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703283C2 (de) * 1976-02-03 1984-09-06 Smiths Industries Public Ltd. Co., London Druckempfindliches Diaphragma
GB2103016B (en) * 1981-07-21 1985-07-10 Standard Telephones Cables Ltd Temperature sensitive capsules

Also Published As

Publication number Publication date
FR2305844B1 (enExample) 1981-08-07
FR2305844A1 (fr) 1976-10-22

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee