FR581345A - Electric relay operating by thermal effect on a gaseous mass - Google Patents

Electric relay operating by thermal effect on a gaseous mass

Info

Publication number
FR581345A
FR581345A FR581345DA FR581345A FR 581345 A FR581345 A FR 581345A FR 581345D A FR581345D A FR 581345DA FR 581345 A FR581345 A FR 581345A
Authority
FR
France
Prior art keywords
thermal effect
electric relay
gaseous mass
relay operating
gaseous
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
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.)
LUTECE LUMIERE
Original Assignee
LUTECE LUMIERE
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 LUTECE LUMIERE filed Critical LUTECE LUMIERE
Application granted granted Critical
Publication of FR581345A publication Critical patent/FR581345A/en
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
    • H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
FR581345D 1924-05-06 1924-05-06 Electric relay operating by thermal effect on a gaseous mass Expired FR581345A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR581345T 1924-05-06

Publications (1)

Publication Number Publication Date
FR581345A true FR581345A (en) 1924-11-26

Family

ID=8957369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR581345D Expired FR581345A (en) 1924-05-06 1924-05-06 Electric relay operating by thermal effect on a gaseous mass

Country Status (1)

Country Link
FR (1) FR581345A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3088009A (en) * 1960-03-10 1963-04-30 Lumineon S L Load fall-off circuit breaker
US3176101A (en) * 1959-03-20 1965-03-30 Telefunken Ag Liquid contact switch with auxiliary heating means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176101A (en) * 1959-03-20 1965-03-30 Telefunken Ag Liquid contact switch with auxiliary heating means
US3088009A (en) * 1960-03-10 1963-04-30 Lumineon S L Load fall-off circuit breaker

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