GB2452356B - Gas circuit breaker - Google Patents

Gas circuit breaker

Info

Publication number
GB2452356B
GB2452356B GB0807323A GB0807323A GB2452356B GB 2452356 B GB2452356 B GB 2452356B GB 0807323 A GB0807323 A GB 0807323A GB 0807323 A GB0807323 A GB 0807323A GB 2452356 B GB2452356 B GB 2452356B
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
gas circuit
gas
breaker
circuit
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 - Fee Related
Application number
GB0807323A
Other versions
GB2452356A (en
GB0807323D0 (en
Inventor
Daisuke Yoshida
Haruhiko Kohyama
Yuji Yoshitomo
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB0807323D0 publication Critical patent/GB0807323D0/en
Publication of GB2452356A publication Critical patent/GB2452356A/en
Application granted granted Critical
Publication of GB2452356B publication Critical patent/GB2452356B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H33/02—Details
    • H01H33/42—Driving mechanisms
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
    • 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
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • 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
    • 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
    • H01H33/91—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 arc-extinguishing fluid being air or gas
GB0807323A 2007-08-31 2008-04-22 Gas circuit breaker Expired - Fee Related GB2452356B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007225962A JP2009059581A (en) 2007-08-31 2007-08-31 Gas-blast circuit breaker

Publications (3)

Publication Number Publication Date
GB0807323D0 GB0807323D0 (en) 2008-05-28
GB2452356A GB2452356A (en) 2009-03-04
GB2452356B true GB2452356B (en) 2010-09-29

Family

ID=39494052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0807323A Expired - Fee Related GB2452356B (en) 2007-08-31 2008-04-22 Gas circuit breaker

Country Status (3)

Country Link
JP (1) JP2009059581A (en)
CN (1) CN101377984A (en)
GB (1) GB2452356B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102013356B (en) * 2010-11-30 2012-12-19 中国西电电气股份有限公司 Arc extinguish chambers of high voltage alternating current SF6 pot-type breaker
JP6236240B2 (en) 2013-07-23 2017-11-22 株式会社東芝 Gas circuit breaker
CN103632894B (en) * 2013-11-27 2016-04-13 安徽中电兴发与鑫龙科技股份有限公司 A kind of circuit breaker contiguous block and processing method thereof
CN105047489B (en) * 2015-06-30 2017-06-09 河南平高电气股份有限公司 Breaker fracture transmission device and the breaker using the fracture transmission device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059741A (en) * 1975-03-10 1977-11-22 Hitachi, Ltd. Puffer type gas circuit breaker
US4211903A (en) * 1976-06-21 1980-07-08 Hitachi, Ltd. Electromagnetic puffer type gas circuit breaker
US5604340A (en) * 1994-05-23 1997-02-18 Hitachi, Ltd. Gas insulated switchgear insertion resistor and main contacts operating mechanism having time delay feature
JPH11353985A (en) * 1998-06-04 1999-12-24 Mitsubishi Electric Corp Gas-blast circuit-breaker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58118348U (en) * 1982-02-08 1983-08-12 株式会社東芝 link mechanism
JP2751727B2 (en) * 1992-04-14 1998-05-18 三菱電機株式会社 Breaker

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059741A (en) * 1975-03-10 1977-11-22 Hitachi, Ltd. Puffer type gas circuit breaker
US4211903A (en) * 1976-06-21 1980-07-08 Hitachi, Ltd. Electromagnetic puffer type gas circuit breaker
US5604340A (en) * 1994-05-23 1997-02-18 Hitachi, Ltd. Gas insulated switchgear insertion resistor and main contacts operating mechanism having time delay feature
JPH11353985A (en) * 1998-06-04 1999-12-24 Mitsubishi Electric Corp Gas-blast circuit-breaker

Also Published As

Publication number Publication date
GB2452356A (en) 2009-03-04
JP2009059581A (en) 2009-03-19
GB0807323D0 (en) 2008-05-28
CN101377984A (en) 2009-03-04

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20120430

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140422