NL34211C - - Google Patents

Info

Publication number
NL34211C
NL34211C NL34211DA NL34211C NL 34211 C NL34211 C NL 34211C NL 34211D A NL34211D A NL 34211DA NL 34211 C NL34211 C NL 34211C
Authority
NL
Netherlands
Application number
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.)
Publication of NL34211C publication Critical patent/NL34211C/xx

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)
NL34211D 1930-12-06 NL34211C (enrdf_load_stackoverflow)

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
NL34211C true NL34211C (enrdf_load_stackoverflow)

Family

ID=25863726

Family Applications (1)

Application Number Title Priority Date Filing Date
NL34211D NL34211C (enrdf_load_stackoverflow) 1930-12-06

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
DE606734C (de) 1934-12-12
US1984478A (en) 1934-12-18
GB378738A (en) 1932-08-18
FR727880A (fr) 1932-06-25
GB382826A (en) 1932-11-03

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