FR769544A - Boîtier antidéflagrant avec interrupteur tripolaire - Google Patents

Boîtier antidéflagrant avec interrupteur tripolaire

Info

Publication number
FR769544A
FR769544A FR769544DA FR769544A FR 769544 A FR769544 A FR 769544A FR 769544D A FR769544D A FR 769544DA FR 769544 A FR769544 A FR 769544A
Authority
FR
France
Prior art keywords
explosion
pole switch
proof enclosure
enclosure
proof
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
English (en)
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 FR769544A publication Critical patent/FR769544A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/042—Explosion-proof cases
    • H01H9/045—Explosion-proof cases with interlocking mechanism between cover and operating mechanism
FR769544D 1933-03-07 1934-03-02 Boîtier antidéflagrant avec interrupteur tripolaire Expired FR769544A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE769544X 1933-03-07

Publications (1)

Publication Number Publication Date
FR769544A true FR769544A (fr) 1934-08-28

Family

ID=3880144

Family Applications (1)

Application Number Title Priority Date Filing Date
FR769544D Expired FR769544A (fr) 1933-03-07 1934-03-02 Boîtier antidéflagrant avec interrupteur tripolaire

Country Status (2)

Country Link
BE (1) BE394850A (fr)
FR (1) FR769544A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438224A (en) * 1967-01-13 1969-04-15 Boye Needle Co Adjustable knitting needle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438224A (en) * 1967-01-13 1969-04-15 Boye Needle Co Adjustable knitting needle

Also Published As

Publication number Publication date
BE394850A (fr) 1933-04-29

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