GB1438708A - Electrical circuit breaker - Google Patents

Electrical circuit breaker

Info

Publication number
GB1438708A
GB1438708A GB5816373A GB5816373A GB1438708A GB 1438708 A GB1438708 A GB 1438708A GB 5816373 A GB5816373 A GB 5816373A GB 5816373 A GB5816373 A GB 5816373A GB 1438708 A GB1438708 A GB 1438708A
Authority
GB
United Kingdom
Prior art keywords
piston
pressure
gas
cylinder
breaker
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
GB5816373A
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of GB1438708A publication Critical patent/GB1438708A/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
    • H01H33/88—Switches 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
    • H01H33/90—Switches 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
    • H01H33/905—Switches 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 compression volume being formed by a movable cylinder and a semi-mobile piston

Landscapes

  • Circuit Breakers (AREA)
GB5816373A 1972-12-14 1973-12-14 Electrical circuit breaker Expired GB1438708A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12549472A JPS4981874A (enrdf_load_stackoverflow) 1972-12-14 1972-12-14

Publications (1)

Publication Number Publication Date
GB1438708A true GB1438708A (en) 1976-06-09

Family

ID=14911474

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5816373A Expired GB1438708A (en) 1972-12-14 1973-12-14 Electrical circuit breaker

Country Status (6)

Country Link
JP (1) JPS4981874A (enrdf_load_stackoverflow)
DE (1) DE2363171A1 (enrdf_load_stackoverflow)
FR (1) FR2210814B1 (enrdf_load_stackoverflow)
GB (1) GB1438708A (enrdf_load_stackoverflow)
IT (1) IT1002225B (enrdf_load_stackoverflow)
NL (1) NL7317004A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042770C (zh) * 1992-09-29 1999-03-31 Gec阿尔斯托姆T&D公司 带有气体弱压缩断流器的自充气型高压断路器

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2291601A1 (fr) * 1974-11-15 1976-06-11 Alsthom Cgee Dispositif de coupure a autocompression
DE2529623A1 (de) * 1975-07-03 1977-01-20 Licentia Gmbh Elektrischer kompressionsschalter
CH590552A5 (enrdf_load_stackoverflow) * 1975-09-26 1977-08-15 Sprecher & Schuh Ag
JPS55139728A (en) * 1979-04-18 1980-10-31 Mitsubishi Electric Corp Switching device
DE3104411A1 (de) * 1981-02-09 1982-08-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektrischer kompressionsschalter
DE3322597A1 (de) * 1983-05-31 1984-12-06 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Druckgasschalter
DE4015179C2 (de) * 1990-05-11 1994-03-10 Licentia Gmbh Druckgasschalter
SE466979B (sv) * 1990-09-11 1992-05-04 Asea Brown Boveri Hoegspaenningsbrytare av sjaelvblaasande typ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042770C (zh) * 1992-09-29 1999-03-31 Gec阿尔斯托姆T&D公司 带有气体弱压缩断流器的自充气型高压断路器

Also Published As

Publication number Publication date
FR2210814B1 (enrdf_load_stackoverflow) 1979-01-26
IT1002225B (it) 1976-05-20
JPS4981874A (enrdf_load_stackoverflow) 1974-08-07
NL7317004A (enrdf_load_stackoverflow) 1974-06-18
FR2210814A1 (enrdf_load_stackoverflow) 1974-07-12
DE2363171A1 (de) 1974-06-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee