FR866745A - Safety fuse for small electrical switches - Google Patents

Safety fuse for small electrical switches

Info

Publication number
FR866745A
FR866745A FR866745DA FR866745A FR 866745 A FR866745 A FR 866745A FR 866745D A FR866745D A FR 866745DA FR 866745 A FR866745 A FR 866745A
Authority
FR
France
Prior art keywords
electrical switches
small electrical
safety fuse
fuse
safety
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr 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 Landis and Gyr AG filed Critical Landis and Gyr AG
Application granted granted Critical
Publication of FR866745A publication Critical patent/FR866745A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/002—Thermally-actuated switches combined with protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/46—Thermally-sensitive members actuated due to expansion or contraction of a solid
    • H01H37/48—Thermally-sensitive members actuated due to expansion or contraction of a solid with extensible rigid rods or tubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Fuses (AREA)
FR866745D 1939-10-19 1940-08-16 Safety fuse for small electrical switches Expired FR866745A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH866745X 1939-10-19

Publications (1)

Publication Number Publication Date
FR866745A true FR866745A (en) 1941-08-30

Family

ID=4543712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR866745D Expired FR866745A (en) 1939-10-19 1940-08-16 Safety fuse for small electrical switches

Country Status (6)

Country Link
BE (1) BE478930A (en)
CH (2) CH212514A (en)
DE (1) DE756983C (en)
FR (1) FR866745A (en)
GB (1) GB553862A (en)
NL (1) NL56224C (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE417701C (en) * 1924-08-30 1925-08-15 Calor Elek Zitaetsgesellschaft Protection device for electrical power consumers against excessive warming
US1974257A (en) * 1931-12-01 1934-09-18 Siemens Ag Fuse cartridge
AT152490B (en) * 1936-02-05 1938-02-10 Eustach Zahradnik Resettable overcurrent circuit breaker.

Also Published As

Publication number Publication date
GB553862A (en) 1943-06-09
CH212514A (en) 1940-11-30
BE478930A (en)
NL56224C (en)
CH215599A (en) 1941-06-30
DE756983C (en) 1951-05-17

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