CH270717A - Elektrische Schaltvorrichtung. - Google Patents

Elektrische Schaltvorrichtung.

Info

Publication number
CH270717A
CH270717A CH270717DA CH270717A CH 270717 A CH270717 A CH 270717A CH 270717D A CH270717D A CH 270717DA CH 270717 A CH270717 A CH 270717A
Authority
CH
Switzerland
Prior art keywords
switching device
electrical switching
electrical
switching
Prior art date
Application number
Other languages
English (en)
Inventor
Automatic Telephone El Limited
Original Assignee
Automatic Telephone & Elect
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 Automatic Telephone & Elect filed Critical Automatic Telephone & Elect
Publication of CH270717A publication Critical patent/CH270717A/de

Links

Classifications

    • 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
    • H01H35/346—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm in which the movable contact is formed or directly supported by the diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Traffic Control Systems (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
CH270717D 1947-12-12 1948-11-03 Elektrische Schaltvorrichtung. CH270717A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB270717X 1947-12-12

Publications (1)

Publication Number Publication Date
CH270717A true CH270717A (de) 1950-09-15

Family

ID=10253696

Family Applications (1)

Application Number Title Priority Date Filing Date
CH270717D CH270717A (de) 1947-12-12 1948-11-03 Elektrische Schaltvorrichtung.

Country Status (4)

Country Link
US (1) US2557902A (de)
CH (1) CH270717A (de)
DE (1) DE816570C (de)
FR (1) FR974721A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1249974B (de) * 1955-05-26 1967-09-14
FR2477710A1 (fr) * 1980-03-10 1981-09-11 Sfim Detecteur de seuil de pression de fluide a membrane realisee sous forme de circuit imprime
SE431167B (sv) * 1982-06-04 1984-01-23 Lindmark & Soner I Umea Ab G Anordning for overtrampsregistrering anordning for overtrampsregistrering

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362874A (en) * 1940-02-19 1944-11-14 Streeter Amet Co Diaphragm switch

Also Published As

Publication number Publication date
US2557902A (en) 1951-06-19
DE816570C (de) 1951-10-11
FR974721A (fr) 1951-02-26

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