FR493725A - Safety circuit breaker - Google Patents

Safety circuit breaker

Info

Publication number
FR493725A
FR493725A FR493725DA FR493725A FR 493725 A FR493725 A FR 493725A FR 493725D A FR493725D A FR 493725DA FR 493725 A FR493725 A FR 493725A
Authority
FR
France
Prior art keywords
circuit breaker
safety circuit
safety
breaker
circuit
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)
Inventor
William Henry Illingworth
William Trevor Baldwin
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.)
WILLIAM TREVOR BALDWIN
Original Assignee
WILLIAM TREVOR BALDWIN
Filing date
Publication date
Application filed by WILLIAM TREVOR BALDWIN filed Critical WILLIAM TREVOR BALDWIN
Application granted granted Critical
Publication of FR493725A publication Critical patent/FR493725A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H87/00—Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling
FR493725D 1918-12-10 Safety circuit breaker Expired FR493725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI20479D DE366628C (en) Fuse switch for electrical circuits with mercury column

Publications (1)

Publication Number Publication Date
FR493725A true FR493725A (en) 1919-08-20

Family

ID=7186155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR493725D Expired FR493725A (en) 1918-12-10 Safety circuit breaker

Country Status (2)

Country Link
DE (1) DE366628C (en)
FR (1) FR493725A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186125B (en) * 1962-07-31 1965-01-28 Licentia Gmbh Device for switching electrical power

Also Published As

Publication number Publication date
DE366628C (en) 1923-01-09

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