SE371328B - - Google Patents

Info

Publication number
SE371328B
SE371328B SE7212244A SE1224472A SE371328B SE 371328 B SE371328 B SE 371328B SE 7212244 A SE7212244 A SE 7212244A SE 1224472 A SE1224472 A SE 1224472A SE 371328 B SE371328 B SE 371328B
Authority
SE
Sweden
Application number
SE7212244A
Inventor
J Gratzmuller
Original Assignee
J Gratzmuller
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 J Gratzmuller filed Critical J Gratzmuller
Publication of SE371328B publication Critical patent/SE371328B/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
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/53Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • 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
    • 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
    • H01H2033/912Liquified gases, e.g. liquified SF6
SE7212244A 1971-09-30 1972-09-22 SE371328B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7135197A FR2154928A5 (es) 1971-09-30 1971-09-30

Publications (1)

Publication Number Publication Date
SE371328B true SE371328B (es) 1974-11-11

Family

ID=9083717

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7212244A SE371328B (es) 1971-09-30 1972-09-22

Country Status (18)

Country Link
US (1) US3842227A (es)
JP (1) JPS5213626B2 (es)
AT (1) AT325136B (es)
AU (1) AU470230B2 (es)
BE (1) BE788520A (es)
CA (1) CA959525A (es)
CH (1) CH567330A5 (es)
CS (1) CS182773B2 (es)
ES (1) ES406253A1 (es)
FR (1) FR2154928A5 (es)
GB (1) GB1404652A (es)
HU (1) HU173196B (es)
IT (1) IT968448B (es)
NL (1) NL152699B (es)
NO (1) NO134025C (es)
SE (1) SE371328B (es)
SU (1) SU735196A3 (es)
ZA (1) ZA726059B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2272477B1 (es) * 1974-05-22 1978-06-16 Gratzmuller J
CA1047585A (en) * 1974-08-27 1979-01-30 Jean L. Gratzmuller Protracted-blast electric circuit-breaker for alternating currents
US4273978A (en) * 1978-06-09 1981-06-16 Electric Power Research Institute, Inc. Liquid interrupter module
NO20044811A (no) * 2004-11-04 2006-03-13 Eb Elektro As Bryter for høy spenning og/eller strøm
NO325743B1 (no) 2006-07-05 2008-07-14 Vetco Gray Scandinavia As Undersjoisk bryterinnretning
NO325440B1 (no) 2006-07-05 2008-05-05 Vetco Gray Scandinavia As Undersjoisk innretning
WO2015097143A1 (en) * 2013-12-23 2015-07-02 Abb Technology Ag Electrical switching device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1143890B (de) * 1958-12-02 1963-02-21 Licentia Gmbh OElarmer Leistungsschalter
FR1412478A (fr) * 1964-08-01 1965-10-01 Merlin Gerin Dispositif d'extinction d'arc comprenant une enceinte fermée remplie d'un gaz comprimé
DE1640124A1 (de) * 1965-01-21 1971-10-14 Gratzmuller Jean Louis Elektrischer Schalter
FR1430333A (fr) * 1965-01-21 1966-03-04 Perfectionnements apportés aux disjoncteurs
US3406269A (en) * 1965-02-26 1968-10-15 Westinghouse Electric Corp Fluid-blast circuit breakers having means for increasing the density of the fluid during interruption
FR1537673A (fr) * 1966-04-15 1968-09-07 Perfectionnements apportés aux disjoncteurs
CH456725A (de) * 1967-03-17 1968-07-31 Oerlikon Maschf Flüssigkeitsarmer Leistungsschalter
FR1539783A (fr) * 1967-07-19 1968-09-20 Dispositif de coupure d'un circuit électrique
FR2076812A5 (es) * 1970-01-29 1971-10-15 Gratzmuller J

Also Published As

Publication number Publication date
ES406253A1 (es) 1975-07-01
JPS5213626B2 (es) 1977-04-15
GB1404652A (en) 1975-09-03
SU735196A3 (ru) 1980-05-15
AT325136B (de) 1975-10-10
IT968448B (it) 1974-03-20
DE2245170B2 (de) 1976-03-25
DE2245170A1 (de) 1973-04-05
CA959525A (en) 1974-12-17
HU173196B (hu) 1979-03-28
FR2154928A5 (es) 1973-05-18
NL152699B (nl) 1977-03-15
BE788520A (fr) 1973-03-07
JPS4842365A (es) 1973-06-20
NO134025C (es) 1976-08-04
CS182773B2 (en) 1978-05-31
US3842227A (en) 1974-10-15
AU470230B2 (en) 1976-03-11
NO134025B (es) 1976-04-26
NL7212217A (es) 1973-04-03
ZA726059B (en) 1973-05-30
CH567330A5 (es) 1975-09-30
AU4635672A (en) 1974-03-21

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