GB1500557A - Puffer-type compressed-gas circuit interrupter having backflow orifice means - Google Patents

Puffer-type compressed-gas circuit interrupter having backflow orifice means

Info

Publication number
GB1500557A
GB1500557A GB47142/75A GB4714275A GB1500557A GB 1500557 A GB1500557 A GB 1500557A GB 47142/75 A GB47142/75 A GB 47142/75A GB 4714275 A GB4714275 A GB 4714275A GB 1500557 A GB1500557 A GB 1500557A
Authority
GB
United Kingdom
Prior art keywords
puffer
cylindrical section
gas
gas circuit
circuit interrupter
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
GB47142/75A
Other languages
English (en)
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Publication of GB1500557A publication Critical patent/GB1500557A/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

Landscapes

  • Circuit Breakers (AREA)
GB47142/75A 1974-11-20 1975-11-14 Puffer-type compressed-gas circuit interrupter having backflow orifice means Expired GB1500557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7440368A FR2292326A1 (fr) 1974-11-20 1974-11-20 Interrupteur a autosoufflage a buse perfectionnee

Publications (1)

Publication Number Publication Date
GB1500557A true GB1500557A (en) 1978-02-08

Family

ID=9145807

Family Applications (1)

Application Number Title Priority Date Filing Date
GB47142/75A Expired GB1500557A (en) 1974-11-20 1975-11-14 Puffer-type compressed-gas circuit interrupter having backflow orifice means

Country Status (13)

Country Link
JP (1) JPS5199268A (it)
AU (1) AU8667075A (it)
BE (1) BE835741A (it)
CH (1) CH592956A5 (it)
DE (1) DE2550714A1 (it)
DK (1) DK520775A (it)
ES (1) ES442785A1 (it)
FR (1) FR2292326A1 (it)
GB (1) GB1500557A (it)
IT (1) IT1050903B (it)
NL (1) NL7513363A (it)
NO (1) NO753883L (it)
SE (1) SE7513020L (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH591756A5 (it) * 1975-06-18 1977-09-30 Bbc Brown Boveri & Cie
EP1876625A1 (de) * 2006-07-07 2008-01-09 ABB Research Ltd Hochspannungsleistungsschalter

Also Published As

Publication number Publication date
ES442785A1 (es) 1977-04-01
NL7513363A (nl) 1976-05-24
FR2292326A1 (fr) 1976-06-18
SE7513020L (sv) 1976-05-21
DK520775A (da) 1976-05-21
JPS5199268A (it) 1976-09-01
DE2550714A1 (de) 1976-05-26
IT1050903B (it) 1981-03-20
NO753883L (it) 1976-05-21
CH592956A5 (it) 1977-11-15
BE835741A (fr) 1976-03-16
AU8667075A (en) 1977-05-26
FR2292326B1 (it) 1978-07-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee