FR2061975A5 - - Google Patents

Info

Publication number
FR2061975A5
FR2061975A5 FR6934089A FR6934089A FR2061975A5 FR 2061975 A5 FR2061975 A5 FR 2061975A5 FR 6934089 A FR6934089 A FR 6934089A FR 6934089 A FR6934089 A FR 6934089A FR 2061975 A5 FR2061975 A5 FR 2061975A5
Authority
FR
France
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
FR6934089A
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.)
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
Priority to FR6934089A priority Critical patent/FR2061975A5/fr
Application granted granted Critical
Publication of FR2061975A5 publication Critical patent/FR2061975A5/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
    • H01H33/91—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 air or gas
FR6934089A 1969-10-06 1969-10-06 Expired FR2061975A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6934089A FR2061975A5 (en) 1969-10-06 1969-10-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6934089A FR2061975A5 (en) 1969-10-06 1969-10-06

Publications (1)

Publication Number Publication Date
FR2061975A5 true FR2061975A5 (en) 1971-06-25

Family

ID=9041104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6934089A Expired FR2061975A5 (en) 1969-10-06 1969-10-06

Country Status (1)

Country Link
FR (1) FR2061975A5 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349205A1 (en) * 1976-04-22 1977-11-18 Bbc Brown Boveri & Cie Drive boost for gas blast circuit breaker - uses differential piston to compress quenching gas to high press. for arc quenching
FR2356258A1 (en) * 1976-06-24 1978-01-20 Sprecher & Schuh Ag Compressed gas circuit breaker - has sprung free piston slidable on separator and facing fixed contact close to nozzle
EP0073175A1 (en) * 1981-08-27 1983-03-02 Siemens Aktiengesellschaft Gas blast circuit breaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349205A1 (en) * 1976-04-22 1977-11-18 Bbc Brown Boveri & Cie Drive boost for gas blast circuit breaker - uses differential piston to compress quenching gas to high press. for arc quenching
FR2356258A1 (en) * 1976-06-24 1978-01-20 Sprecher & Schuh Ag Compressed gas circuit breaker - has sprung free piston slidable on separator and facing fixed contact close to nozzle
EP0073175A1 (en) * 1981-08-27 1983-03-02 Siemens Aktiengesellschaft Gas blast circuit breaker

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Legal Events

Date Code Title Description
ST Notification of lapse