IT980613B - Dispositivo interruttore elettri co per alte tensioni - Google Patents

Dispositivo interruttore elettri co per alte tensioni

Info

Publication number
IT980613B
IT980613B IT67753/73A IT6775373A IT980613B IT 980613 B IT980613 B IT 980613B IT 67753/73 A IT67753/73 A IT 67753/73A IT 6775373 A IT6775373 A IT 6775373A IT 980613 B IT980613 B IT 980613B
Authority
IT
Italy
Prior art keywords
electrical
switch device
high voltages
voltages
switch
Prior art date
Application number
IT67753/73A
Other languages
English (en)
Italian (it)
Original Assignee
Yorkshire Switchgear & Eng Co
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 Yorkshire Switchgear & Eng Co filed Critical Yorkshire Switchgear & Eng Co
Application granted granted Critical
Publication of IT980613B publication Critical patent/IT980613B/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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/68—Liquid-break switches, e.g. oil-break
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
IT67753/73A 1972-03-16 1973-03-15 Dispositivo interruttore elettri co per alte tensioni IT980613B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1248372A GB1418639A (en) 1972-03-16 1972-03-16 Electrical swtichgear

Publications (1)

Publication Number Publication Date
IT980613B true IT980613B (it) 1974-10-10

Family

ID=10005440

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67753/73A IT980613B (it) 1972-03-16 1973-03-15 Dispositivo interruttore elettri co per alte tensioni

Country Status (16)

Country Link
US (1) US3833780A (no)
JP (1) JPS492060A (no)
AU (1) AU470662B2 (no)
BE (1) BE796880A (no)
CA (1) CA978248A (no)
CH (1) CH582417A5 (no)
DE (1) DE2312759C3 (no)
DK (1) DK143824C (no)
FR (1) FR2176083B1 (no)
GB (1) GB1418639A (no)
IT (1) IT980613B (no)
MY (1) MY7700296A (no)
NL (1) NL167269C (no)
NO (1) NO135048C (no)
SE (1) SE377221B (no)
ZA (1) ZA731485B (no)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL120901C (no) * 1963-05-17
DE1254755B (de) * 1964-11-14 1967-11-23 Reinhausen Maschf Scheubeck Dauerhauptkontakt fuer Lastumschalter von Stufentransformatoren
US3469043A (en) * 1967-07-19 1969-09-23 Ite Imperial Corp Dual mode circuit breaker withdrawal mechanism

Also Published As

Publication number Publication date
MY7700296A (en) 1977-12-31
FR2176083B1 (no) 1977-09-02
JPS492060A (no) 1974-01-09
NO135048C (no) 1977-01-26
CA978248A (en) 1975-11-18
CH582417A5 (no) 1976-11-30
DE2312759C3 (de) 1978-11-30
NL7303620A (no) 1973-09-18
AU5340773A (en) 1974-09-19
ZA731485B (en) 1973-12-19
NL167269B (nl) 1981-06-16
DK143824C (da) 1982-03-29
GB1418639A (en) 1975-12-24
NO135048B (no) 1976-10-18
DE2312759A1 (de) 1973-09-27
SE377221B (no) 1975-06-23
DE2312759B2 (de) 1978-04-06
FR2176083A1 (no) 1973-10-26
DK143824B (da) 1981-10-12
NL167269C (nl) 1981-11-16
US3833780A (en) 1974-09-03
AU470662B2 (en) 1976-03-25
BE796880A (fr) 1973-07-16

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