CA1008114A - Breaking chamber for self-blasting compressed gas electric circuit-breakers - Google Patents

Breaking chamber for self-blasting compressed gas electric circuit-breakers

Info

Publication number
CA1008114A
CA1008114A CA202,437A CA202437A CA1008114A CA 1008114 A CA1008114 A CA 1008114A CA 202437 A CA202437 A CA 202437A CA 1008114 A CA1008114 A CA 1008114A
Authority
CA
Canada
Prior art keywords
breakers
self
electric circuit
compressed gas
gas electric
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.)
Expired
Application number
CA202,437A
Other languages
English (en)
Other versions
CA202437S (en
Inventor
Benito J. Calvino Y Teijeiro
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.)
Magrini Galileo SpA
Original Assignee
Magrini Galileo SpA
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 Galileo SpA filed Critical Magrini Galileo SpA
Application granted granted Critical
Publication of CA1008114A publication Critical patent/CA1008114A/en
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
    • H01H33/7015—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
CA202,437A 1973-06-14 1974-06-13 Breaking chamber for self-blasting compressed gas electric circuit-breakers Expired CA1008114A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT50788/73A IT985690B (it) 1973-06-14 1973-06-14 Camera di interruzione per interrut tori elettrici a gas compresso auto soffiante

Publications (1)

Publication Number Publication Date
CA1008114A true CA1008114A (en) 1977-04-05

Family

ID=11273713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA202,437A Expired CA1008114A (en) 1973-06-14 1974-06-13 Breaking chamber for self-blasting compressed gas electric circuit-breakers

Country Status (14)

Country Link
US (1) US3949182A (enExample)
JP (1) JPS5035670A (enExample)
AR (1) AR201442A1 (enExample)
BE (1) BE816260A (enExample)
BR (1) BR7404815A (enExample)
CA (1) CA1008114A (enExample)
CH (1) CH581385A5 (enExample)
DE (1) DE2428741A1 (enExample)
ES (1) ES427190A1 (enExample)
FR (1) FR2233697B1 (enExample)
GB (1) GB1473174A (enExample)
IT (1) IT985690B (enExample)
NO (1) NO742084L (enExample)
SE (1) SE396502B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4362915A (en) * 1978-02-17 1982-12-07 Square D Company Electric arc confining device
DE2911633C2 (de) * 1979-03-24 1985-07-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Autopneumatischer Druckgasschalter
CN102449717B (zh) * 2009-03-30 2015-08-19 Abb研究有限公司 断路器
WO2012093507A1 (ja) * 2011-01-07 2012-07-12 三菱電機株式会社 開閉装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE601672C (de) * 1931-05-21 1934-08-22 Anon Soc Luftschalter mit Lichtbogenloeschung durch einen Blasstrom
US3073931A (en) * 1959-09-24 1963-01-15 Westinghouse Electric Corp Compressed-gas circuit interrupter
DE2057686A1 (de) * 1969-11-27 1971-06-03 Magrini Fab Riun Scarpa Verbesserte Blasoeffnungseinheit fuer einen selbstloeschenden elektrischen Druckgasschalter
FR2076494A5 (enExample) * 1970-01-16 1971-10-15 Alsthom Cgee
SE371531B (enExample) * 1970-04-16 1974-11-18 Magrini Fab Riun Scarpa

Also Published As

Publication number Publication date
GB1473174A (en) 1977-05-11
IT985690B (it) 1974-12-10
BR7404815A (pt) 1976-02-17
NO742084L (enExample) 1975-01-13
BE816260A (fr) 1974-12-13
FR2233697B1 (enExample) 1976-12-24
DE2428741A1 (de) 1975-01-09
SE396502B (sv) 1977-09-19
ES427190A1 (es) 1976-08-01
CH581385A5 (enExample) 1976-10-29
US3949182A (en) 1976-04-06
AR201442A1 (es) 1975-03-14
FR2233697A1 (enExample) 1975-01-10
SE7407611L (enExample) 1974-12-16
JPS5035670A (enExample) 1975-04-04

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