FR2172869A2 - - Google Patents

Info

Publication number
FR2172869A2
FR2172869A2 FR7206403A FR7206403A FR2172869A2 FR 2172869 A2 FR2172869 A2 FR 2172869A2 FR 7206403 A FR7206403 A FR 7206403A FR 7206403 A FR7206403 A FR 7206403A FR 2172869 A2 FR2172869 A2 FR 2172869A2
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.)
Granted
Application number
FR7206403A
Other languages
French (fr)
Other versions
FR2172869B2 (ref
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 FR7206403A priority Critical patent/FR2172869B2/fr
Publication of FR2172869A2 publication Critical patent/FR2172869A2/fr
Application granted granted Critical
Publication of FR2172869B2 publication Critical patent/FR2172869B2/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
    • 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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/56—Gas reservoirs
    • H01H2033/568—Gas reservoirs with overpressure release, e.g. rupture membranes
    • 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
    • H01H2033/906—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 with pressure limitation in the compression volume, e.g. by valves or bleeder openings
FR7206403A 1972-02-24 1972-02-24 Expired FR2172869B2 (ref)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7206403A FR2172869B2 (ref) 1972-02-24 1972-02-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206403A FR2172869B2 (ref) 1972-02-24 1972-02-24

Publications (2)

Publication Number Publication Date
FR2172869A2 true FR2172869A2 (ref) 1973-10-05
FR2172869B2 FR2172869B2 (ref) 1974-08-02

Family

ID=9094118

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206403A Expired FR2172869B2 (ref) 1972-02-24 1972-02-24

Country Status (1)

Country Link
FR (1) FR2172869B2 (ref)

Also Published As

Publication number Publication date
FR2172869B2 (ref) 1974-08-02

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