FR2244248A1 - Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression - Google Patents

Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression

Info

Publication number
FR2244248A1
FR2244248A1 FR7333278A FR7333278A FR2244248A1 FR 2244248 A1 FR2244248 A1 FR 2244248A1 FR 7333278 A FR7333278 A FR 7333278A FR 7333278 A FR7333278 A FR 7333278A FR 2244248 A1 FR2244248 A1 FR 2244248A1
Authority
FR
France
Prior art keywords
compression
chambers
line
piston
circuit breaker
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.)
Granted
Application number
FR7333278A
Other languages
English (en)
French (fr)
Other versions
FR2244248B1 (enrdf_load_stackoverflow
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.)
Cegelec SA
Delle Alsthom SA
Original Assignee
Cegelec SA
Delle Alsthom 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 Cegelec SA, Delle Alsthom SA filed Critical Cegelec SA
Priority to FR7333278A priority Critical patent/FR2244248A1/fr
Priority to CH1029374A priority patent/CH582420A5/xx
Priority to IT2733774A priority patent/IT1027567B/it
Publication of FR2244248A1 publication Critical patent/FR2244248A1/fr
Application granted granted Critical
Publication of FR2244248B1 publication Critical patent/FR2244248B1/fr
Granted 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
    • H01H33/905—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 compression volume being formed by a movable cylinder and a semi-mobile piston
    • 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
    • H01H33/904—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 characterised by the transmission between operating mechanism and piston or movable contact
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/62—Lubricating means structurally associated with the switch
    • 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
    • H01H33/565—Gas-tight sealings for moving parts penetrating into the reservoir

Landscapes

  • Circuit Breakers (AREA)
FR7333278A 1973-09-17 1973-09-17 Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression Granted FR2244248A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7333278A FR2244248A1 (en) 1973-09-17 1973-09-17 Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression
CH1029374A CH582420A5 (enrdf_load_stackoverflow) 1973-09-17 1974-07-26
IT2733774A IT1027567B (it) 1973-09-17 1974-09-17 Apparecchio elettrico di interruzione a soffiatura mediante autocompressione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7333278A FR2244248A1 (en) 1973-09-17 1973-09-17 Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression

Publications (2)

Publication Number Publication Date
FR2244248A1 true FR2244248A1 (en) 1975-04-11
FR2244248B1 FR2244248B1 (enrdf_load_stackoverflow) 1976-05-14

Family

ID=9125128

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7333278A Granted FR2244248A1 (en) 1973-09-17 1973-09-17 Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression

Country Status (3)

Country Link
CH (1) CH582420A5 (enrdf_load_stackoverflow)
FR (1) FR2244248A1 (enrdf_load_stackoverflow)
IT (1) IT1027567B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH622378A5 (enrdf_load_stackoverflow) * 1977-12-12 1981-03-31 Sprecher & Schuh Ag

Also Published As

Publication number Publication date
IT1027567B (it) 1978-12-20
CH582420A5 (enrdf_load_stackoverflow) 1976-11-30
FR2244248B1 (enrdf_load_stackoverflow) 1976-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse