IT1002215B - Interruttore elettrico con estinzio ne a gas soffiato - Google Patents

Interruttore elettrico con estinzio ne a gas soffiato

Info

Publication number
IT1002215B
IT1002215B IT3205773A IT3205773A IT1002215B IT 1002215 B IT1002215 B IT 1002215B IT 3205773 A IT3205773 A IT 3205773A IT 3205773 A IT3205773 A IT 3205773A IT 1002215 B IT1002215 B IT 1002215B
Authority
IT
Italy
Prior art keywords
electric switch
blown gas
gas extinction
extinction
blown
Prior art date
Application number
IT3205773A
Other languages
English (en)
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Application granted granted Critical
Publication of IT1002215B publication Critical patent/IT1002215B/it

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
    • H01H33/884—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 with variable-area 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
    • H01H33/905—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
IT3205773A 1972-12-08 1973-12-10 Interruttore elettrico con estinzio ne a gas soffiato IT1002215B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12318672A JPS5347909B2 (it) 1972-12-08 1972-12-08

Publications (1)

Publication Number Publication Date
IT1002215B true IT1002215B (it) 1976-05-20

Family

ID=14854307

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3205773A IT1002215B (it) 1972-12-08 1973-12-10 Interruttore elettrico con estinzio ne a gas soffiato

Country Status (6)

Country Link
JP (1) JPS5347909B2 (it)
DE (1) DE2361687A1 (it)
FR (1) FR2209998A1 (it)
GB (1) GB1438590A (it)
IT (1) IT1002215B (it)
NL (1) NL7316768A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987262A (en) * 1975-05-12 1976-10-19 Westinghouse Electric Corporation Puffer-type gas-blast circuit-interrupter having variable-area stationary composite piston structure
DE3322597A1 (de) * 1983-05-31 1984-12-06 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Druckgasschalter
FR2559615B1 (fr) * 1984-02-15 1987-02-27 Alsthom Atlantique Disjoncteur a gaz comprime
CN114068241B (zh) * 2020-08-07 2024-02-27 国家电网有限公司 一种灭弧室及断路器

Also Published As

Publication number Publication date
NL7316768A (it) 1974-06-11
DE2361687A1 (de) 1974-06-12
FR2209998A1 (it) 1974-07-05
GB1438590A (en) 1976-06-09
JPS5347909B2 (it) 1978-12-25
JPS4978886A (it) 1974-07-30

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