NO129595B - - Google Patents

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Publication number
NO129595B
NO129595B NO01354/71A NO135471A NO129595B NO 129595 B NO129595 B NO 129595B NO 01354/71 A NO01354/71 A NO 01354/71A NO 135471 A NO135471 A NO 135471A NO 129595 B NO129595 B NO 129595B
Authority
NO
Norway
Prior art keywords
opening unit
area
recesses
conical
longitudinal
Prior art date
Application number
NO01354/71A
Other languages
English (en)
Norwegian (no)
Inventor
Y Teijeiro B Calvino
Original Assignee
Magrini Fab Riun Scarpa
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 Magrini Fab Riun Scarpa filed Critical Magrini Fab Riun Scarpa
Publication of NO129595B publication Critical patent/NO129595B/no

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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions

Landscapes

  • Circuit Breakers (AREA)
NO01354/71A 1970-04-16 1971-04-13 NO129595B (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2339370 1970-04-16

Publications (1)

Publication Number Publication Date
NO129595B true NO129595B (enrdf_load_html_response) 1974-04-29

Family

ID=11206685

Family Applications (1)

Application Number Title Priority Date Filing Date
NO01354/71A NO129595B (enrdf_load_html_response) 1970-04-16 1971-04-13

Country Status (12)

Country Link
US (1) US3670124A (enrdf_load_html_response)
JP (1) JPS5341345B1 (enrdf_load_html_response)
BE (1) BE765778A (enrdf_load_html_response)
BR (1) BR7102242D0 (enrdf_load_html_response)
CA (1) CA933555A (enrdf_load_html_response)
CH (1) CH535488A (enrdf_load_html_response)
DE (1) DE2118167C3 (enrdf_load_html_response)
ES (1) ES390207A1 (enrdf_load_html_response)
FR (1) FR2089724A5 (enrdf_load_html_response)
GB (1) GB1352228A (enrdf_load_html_response)
NO (1) NO129595B (enrdf_load_html_response)
SE (1) SE362531B (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH556603A (de) * 1973-03-20 1974-11-29 Bbc Brown Boveri & Cie In einer schaltkammer eines elektrischen schalters, insbesondere eines sf6-druckgasschalters, angeordneter bauteil aus unter der einwirkung der lichtbogenwaerme gasabgebendem werkstoff.
CH629910A5 (en) * 1978-06-13 1982-05-14 Sprecher & Schuh Ag Gas-blast circuit breaker
US4339641A (en) * 1980-05-27 1982-07-13 General Electric Company Nozzle for a puffer-type circuit breaker
US4667072A (en) * 1983-08-24 1987-05-19 Hitachi, Ltd. Gas-insulated circuit breaker
CN116844906A (zh) * 2023-05-31 2023-10-03 广东电网有限责任公司广州供电局 一种内腔外置式导体及使用其的真空断路器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1307668A (fr) * 1961-12-07 1962-10-26 Brown Interrupteur pneumatique avec contact à tuyère
US3291948A (en) * 1964-08-06 1966-12-13 Westinghouse Electric Corp Orifice structure for compressed gas-circuit interrupter
FR1549097A (enrdf_load_html_response) * 1967-01-03 1968-12-06

Also Published As

Publication number Publication date
BE765778A (fr) 1971-10-15
SE362531B (enrdf_load_html_response) 1973-12-10
US3670124A (en) 1972-06-13
DE2118167A1 (de) 1971-10-28
DE2118167C3 (de) 1981-09-17
DE2118167B2 (de) 1980-10-30
CH535488A (de) 1973-03-31
GB1352228A (en) 1974-05-08
ES390207A1 (es) 1973-07-01
JPS5341345B1 (enrdf_load_html_response) 1978-11-02
FR2089724A5 (enrdf_load_html_response) 1972-01-07
CA933555A (en) 1973-09-11
BR7102242D0 (pt) 1973-04-19

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