SE360947B - - Google Patents

Info

Publication number
SE360947B
SE360947B SE04315/70A SE431570A SE360947B SE 360947 B SE360947 B SE 360947B SE 04315/70 A SE04315/70 A SE 04315/70A SE 431570 A SE431570 A SE 431570A SE 360947 B SE360947 B SE 360947B
Authority
SE
Sweden
Application number
SE04315/70A
Inventor
B J Calvino
Original Assignee
Magrani Msm 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 Magrani Msm Spa filed Critical Magrani Msm Spa
Publication of SE360947B publication Critical patent/SE360947B/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88Switches 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
    • H01H33/90Switches 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
    • H01H33/91Switches 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 arc-extinguishing fluid being air or gas
SE04315/70A 1969-04-03 1970-03-31 SE360947B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1503669 1969-04-03

Publications (1)

Publication Number Publication Date
SE360947B true SE360947B (xx) 1973-10-08

Family

ID=11146205

Family Applications (1)

Application Number Title Priority Date Filing Date
SE04315/70A SE360947B (xx) 1969-04-03 1970-03-31

Country Status (9)

Country Link
US (1) US3602670A (xx)
JP (1) JPS505378B1 (xx)
BE (1) BE766453Q (xx)
BR (1) BR7018011D0 (xx)
DE (1) DE2015473B2 (xx)
FR (1) FR2042842A5 (xx)
GB (1) GB1310906A (xx)
NO (1) NO128085B (xx)
SE (1) SE360947B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524067A (en) * 1975-05-30 1977-01-12 Mitsubishi Electric Corp Gas breaker
NL7607487A (nl) * 1975-08-07 1977-02-09 Westinghouse Electric Corp Drukgasschakelaar van het blaastype.
US4048456A (en) * 1976-04-01 1977-09-13 General Electric Company Puffer-type gas-blast circuit breaker
US4387280A (en) * 1978-05-29 1983-06-07 General Electric Company High speed hydraulically-actuated operating system for an electric circuit breaker
YU218778A (en) * 1978-09-15 1982-06-30 Sour Energoinvest Ro Istraziv High-voltage interruption element of a pushing type with an improved and simplified system of arc contact and nozzle
DE3041801C2 (de) * 1980-11-06 1986-11-06 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Autopneumatischer Druckgasschalter
DE3127678A1 (de) * 1981-07-14 1983-02-10 BBC Aktiengesellschaft Brown, Boveri & Cie., 5401 Baden, Aargau Hochspannungs-leistungsschalter
DE3430306A1 (de) * 1984-08-15 1985-01-03 Ernst Prof. Dr.techn.habil. 1000 Berlin Slamecka Druckgasschalteinrichtung
DE3822410C1 (en) * 1988-07-01 1989-10-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De Sulphur hexa:fluoride compressed gas switch - has thread between nozzle and cylinder to better withstand force and temp. loading without enlargement of actual mass of nozzle
US9035211B2 (en) 2011-07-20 2015-05-19 Pennsylvania Breaker, Llc Gas blast interrupter

Also Published As

Publication number Publication date
NO128085B (xx) 1973-09-24
BE766453Q (fr) 1971-09-16
DE2015473A1 (de) 1970-10-08
US3602670A (en) 1971-08-31
BR7018011D0 (pt) 1973-01-16
GB1310906A (en) 1973-03-21
DE2015473B2 (de) 1979-03-08
FR2042842A5 (xx) 1971-02-12
JPS505378B1 (xx) 1975-03-03

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