FR539962A - Closing and tripping devices for electric current switches - Google Patents

Closing and tripping devices for electric current switches

Info

Publication number
FR539962A
FR539962A FR539962DA FR539962A FR 539962 A FR539962 A FR 539962A FR 539962D A FR539962D A FR 539962DA FR 539962 A FR539962 A FR 539962A
Authority
FR
France
Prior art keywords
closing
electric current
current switches
tripping devices
tripping
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.)
ACEC
Umicore NV SA
Original Assignee
ACEC
Ateliers de Constructions Electriques de Charleroi SA
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 ACEC, Ateliers de Constructions Electriques de Charleroi SA filed Critical ACEC
Application granted granted Critical
Publication of FR539962A publication Critical patent/FR539962A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3031—Means for locking the spring in a charged state
FR539962D 1921-08-31 1921-08-27 Closing and tripping devices for electric current switches Expired FR539962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE539962X 1921-08-31

Publications (1)

Publication Number Publication Date
FR539962A true FR539962A (en) 1922-07-04

Family

ID=3872049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR539962D Expired FR539962A (en) 1921-08-31 1921-08-27 Closing and tripping devices for electric current switches

Country Status (1)

Country Link
FR (1) FR539962A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139743B (en) * 1954-01-20 1962-11-15 Ici Ltd Apparatus for continuously producing bales from resilient thermoplastic staple fibers, such as polyethylene terephthalate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139743B (en) * 1954-01-20 1962-11-15 Ici Ltd Apparatus for continuously producing bales from resilient thermoplastic staple fibers, such as polyethylene terephthalate

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