GB2452356B - Gas circuit breaker - Google Patents

Gas circuit breaker

Info

Publication number: GB2452356B
Authority: GB; United Kingdom
Prior art keywords: circuit breaker; gas circuit; gas; breaker; circuit
Prior art date: 2007-08-31
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

GB0807323D0 (en

GB2452356A (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.)

2007-08-31

Filing date

2008-04-22

Publication date

2010-09-29

2008-04-22 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

2008-05-28 Publication of GB0807323D0 publication Critical patent/GB0807323D0/en

2009-03-04 Publication of GB2452356A publication Critical patent/GB2452356A/en

2010-09-29 Application granted granted Critical

2010-09-29 Publication of GB2452356B publication Critical patent/GB2452356B/en

Status Expired - Fee Related legal-status Critical Current

2028-04-22 Anticipated expiration legal-status Critical

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

2007
- 2007-08-31 JP JP2007225962A patent/JP2009059581A/en active Pending
2008
- 2008-04-21 CN CNA2008100926866A patent/CN101377984A/en active Pending
- 2008-04-22 GB GB0807323A patent/GB2452356B/en not_active Expired - Fee Related

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

Publication	Publication Date	Title
HK1129961A1 (en)	2009-12-11	Switchgear
GB0612879D0 (en)	2006-08-09	Electrical circuit arrangement
GB2473569B (en)	2013-02-27	Circuit breaker
IL207317A (en)	2014-07-31	Residual-current circuit breaker
PL2040277T3 (en)	2016-06-30	Circuit breaker assembly with interlocking device
EP1873806A4 (en)	2011-04-20	Circuit breaker
EP2185792A4 (en)	2011-05-04	Delayed breaker
EP2216865A4 (en)	2012-02-29	Gas insulated switchgear
TWI366855B (en)	2012-06-21	Circuit breaker
AU321303S (en)	2008-10-01	Circuit breaker
TWI341648B (en)	2011-05-01	Osciuating circuit
EP2174918A4 (en)	2010-08-04	Hand operated breaker
PL2059936T3 (en)	2013-03-29	Switchgear
PL2443642T3 (en)	2015-04-30	Electronic circuit breaker
GB2452356B (en)	2010-09-29	Gas circuit breaker
EP2104194A4 (en)	2013-02-27	Gas insulated switchgear
GB2447875B (en)	2011-07-13	Short circuit protection
PL2013892T3 (en)	2014-11-28	Electrical circuit breaker
PL2779196T3 (en)	2018-10-31	Miniature circuit breaker
TWI341074B (en)	2011-04-21	Power circuit
GB0706834D0 (en)	2007-05-16	Residual current circuit breaker
GB2447147B (en)	2011-09-07	Circuit breaker
TWI347730B (en)	2011-08-21	Power switch circuit
PH32006000499S1 (en)	2008-06-02	Circuit breaker
AU310747S (en)	2006-10-17	Circuit breaker cover

Legal Events

Date	Code	Title	Description
2012-05-23	746	Register noted 'licences of right' (sect. 46/1977)	Effective date: 20120430
2014-12-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20140422