CH582420A5 - - Google Patents

Info

Publication number
CH582420A5
CH582420A5 CH1029374A CH1029374A CH582420A5 CH 582420 A5 CH582420 A5 CH 582420A5 CH 1029374 A CH1029374 A CH 1029374A CH 1029374 A CH1029374 A CH 1029374A CH 582420 A5 CH582420 A5 CH 582420A5
Authority
CH
Switzerland
Application number
CH1029374A
Original Assignee
Alsthom Cgee
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 Alsthom Cgee filed Critical Alsthom Cgee
Publication of CH582420A5 publication Critical patent/CH582420A5/xx

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
CH1029374A 1973-09-17 1974-07-26 CH582420A5 (de)

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 (1)

Publication Number Publication Date
CH582420A5 true CH582420A5 (de) 1976-11-30

Family

ID=9125128

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1029374A CH582420A5 (de) 1973-09-17 1974-07-26

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844324A1 (de) * 1977-12-12 1979-06-13 Sprecher & Schuh Ag Druckgasschalter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844324A1 (de) * 1977-12-12 1979-06-13 Sprecher & Schuh Ag Druckgasschalter

Also Published As

Publication number Publication date
IT1027567B (it) 1978-12-20
FR2244248A1 (en) 1975-04-11
FR2244248B1 (de) 1976-05-14

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Legal Events

Date Code Title Description
PL Patent ceased