[go: up one dir, main page]

FR822203A - Perfectionnement aux dispositifs de soufflage de l'arc électrique - Google Patents

Perfectionnement aux dispositifs de soufflage de l'arc électrique

Info

Publication number
FR822203A
FR822203A FR822203DA FR822203A FR 822203 A FR822203 A FR 822203A FR 822203D A FR822203D A FR 822203DA FR 822203 A FR822203 A FR 822203A
Authority
FR
France
Prior art keywords
electric arc
blowing devices
advanced training
arc blowing
training
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin 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 Merlin Gerin SA filed Critical Merlin Gerin SA
Application granted granted Critical
Publication of FR822203A publication Critical patent/FR822203A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
FR822203D 1937-05-25 1937-05-25 Perfectionnement aux dispositifs de soufflage de l'arc électrique Expired FR822203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822203T 1937-05-25

Publications (1)

Publication Number Publication Date
FR822203A true FR822203A (fr) 1937-12-23

Family

ID=9280651

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822203D Expired FR822203A (fr) 1937-05-25 1937-05-25 Perfectionnement aux dispositifs de soufflage de l'arc électrique

Country Status (1)

Country Link
FR (1) FR822203A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979590A (en) * 1958-04-30 1961-04-11 Westinghouse Electric Corp Circuit interrupter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979590A (en) * 1958-04-30 1961-04-11 Westinghouse Electric Corp Circuit interrupter

Similar Documents

Publication Publication Date Title
FR869542A (fr) Perfectionnement aux dispositifs changeurs de fréquence
FR845402A (fr) Perfectionnement aux dispositifs de transmission électriques
CH221710A (fr) Interrupteur électrique.
FR840827A (fr) Perfectionnements aux interrupteurs électriques
FR822203A (fr) Perfectionnement aux dispositifs de soufflage de l'arc électrique
FR867127A (fr) Perfectionnement aux interrupteurs pneumatiques
FR839647A (fr) Interrupteur électrique
FR832772A (fr) Perfectionnements aux interrupteurs électriques
FR832771A (fr) Réducteur économiseur d'intensité électrique
FR843265A (fr) Interrupteur électrique combiné avec sectionneur
FR830489A (fr) Interrupteurs électriques
CH209224A (fr) Interrupteur électrique.
FR766604A (fr) Perfectionnement aux dispositifs changeurs de lampe
FR947125A (fr) Perfectionnements aux matières isolantes électriques
FR824056A (fr) Perfectionnement aux accessoires pour installations électriques
FR48768E (fr) Perfectionnements aux dispositifs d'entrainement par friction
FR834135A (fr) Interrupteur électrique
FR767956A (fr) Perfectionnements aux postes d'aiguillages
FR760437A (fr) Perfectionnement aux dispositifs de vérification de l'isolement des lignes électriques
FR835694A (fr) Lampe électrique de poche
FR830919A (fr) Interrupteur électrique à temps réglable
FR834615A (fr) Perfectionnements aux interrupteurs électriques
FR826148A (fr) Perfectionnements aux interrupteurs électriques
FR49205E (fr) Perfectionnements aux interrupteurs électriques
FR777964A (fr) Perfectionnement aux isolateurs