FR727880A - Interrupteur à mercure - Google Patents

Interrupteur à mercure

Info

Publication number
FR727880A
FR727880A FR727880DA FR727880A FR 727880 A FR727880 A FR 727880A FR 727880D A FR727880D A FR 727880DA FR 727880 A FR727880 A FR 727880A
Authority
FR
France
Prior art keywords
mercury switch
mercury
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
Other languages
English (en)
French (fr)
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.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG AG
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 Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Application granted granted Critical
Publication of FR727880A publication Critical patent/FR727880A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/18—Switches having at least one liquid contact with level of surface of contact liquid displaced by non-electrical contact-making plunger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Manufacture Of Switches (AREA)
  • Contacts (AREA)
FR727880D 1930-12-06 1931-12-05 Interrupteur à mercure Expired FR727880A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE378738X 1930-12-06
DEA61025D DE606734C (de) 1930-12-06 1931-03-06 Quecksilberschaltroehre

Publications (1)

Publication Number Publication Date
FR727880A true FR727880A (fr) 1932-06-25

Family

ID=25863726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727880D Expired FR727880A (fr) 1930-12-06 1931-12-05 Interrupteur à mercure

Country Status (5)

Country Link
US (1) US1984478A (enrdf_load_stackoverflow)
DE (1) DE606734C (enrdf_load_stackoverflow)
FR (1) FR727880A (enrdf_load_stackoverflow)
GB (2) GB378738A (enrdf_load_stackoverflow)
NL (1) NL34211C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417763A (en) * 1941-11-24 1947-03-18 Adlake Co Mercury switch relay
DE965877C (de) * 1955-01-27 1957-06-27 Thermometerwerk Geraberg Verwa Tauchanker fuer vertikal arbeitende Quecksilber-Schaltrelais
US3240900A (en) * 1961-12-21 1966-03-15 Albert H Halff Electric relay

Also Published As

Publication number Publication date
GB382826A (en) 1932-11-03
NL34211C (enrdf_load_stackoverflow)
US1984478A (en) 1934-12-18
GB378738A (en) 1932-08-18
DE606734C (de) 1934-12-12

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