EP1160818A4 - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number: EP1160818A4
Authority: EP; European Patent Office
Prior art keywords: circuit breaker; breaker; circuit
Prior art date: 1999-12-28
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.): Granted

Application number

EP99961477A

Other languages

German (de)

French (fr)

Other versions

EP1160818A1 (en

EP1160818B1 (en

Inventor

Shiro Murata

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.)

1999-12-28

Filing date

1999-12-28

Publication date

2003-04-02

1999-12-28 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

2001-12-05 Publication of EP1160818A1 publication Critical patent/EP1160818A1/en

2003-04-02 Publication of EP1160818A4 publication Critical patent/EP1160818A4/en

2004-07-21 Application granted granted Critical

2004-07-21 Publication of EP1160818B1 publication Critical patent/EP1160818B1/en

2019-12-28 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/501—Means for breaking welded contacts; Indicating contact welding or other malfunction of the circuit breaker
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
- H01H71/522—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism
- H01H71/525—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism comprising a toggle between cradle and contact arm and mechanism spring acting between handle and toggle knee

EP99961477A 1999-12-28 1999-12-28 Circuit breaker Expired - Lifetime EP1160818B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/JP1999/007405 WO2001048779A1 (en)	1999-12-28	1999-12-28	Circuit breaker

Publications (3)

Publication Number	Publication Date
EP1160818A1 EP1160818A1 (en)	2001-12-05
EP1160818A4 true EP1160818A4 (en)	2003-04-02
EP1160818B1 EP1160818B1 (en)	2004-07-21

Family

ID=14237751

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP99961477A Expired - Lifetime EP1160818B1 (en)	1999-12-28	1999-12-28	Circuit breaker

Country Status (5)

Country	Link
EP (1)	EP1160818B1 (en)
JP (1)	JP3857139B2 (en)
AU (1)	AU752069B2 (en)
DE (1)	DE69918864T2 (en)
WO (1)	WO2001048779A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3972782B2 (en) *	2002-09-26	2007-09-05	富士電機機器制御株式会社	Circuit breaker
DE102006044119B4 (en)	2006-09-20	2018-03-08	Eaton Industries Gmbh	Electrical switching device
DE102010011999A1 (en) *	2010-03-18	2011-04-07	Siemens Aktiengesellschaft	Circuit breaker, has drive element arranged at handles, where defined intermediate position is formed at system element before off position, so that handles indicate that breaker is not switched off
JP6395676B2 (en)	2015-07-31	2018-09-26	三菱電機株式会社	Circuit breaker
CN114551174B (en) *	2022-03-25	2023-08-18	乐星电气(无锡)有限公司	Circuit breaker with interlocking protection mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5304765A (en) *	1990-04-03	1994-04-19	Westinghouse Electric Corp.	Circuit breaker positive off interlock
US5449871A (en) *	1993-04-20	1995-09-12	Merlin Gerin	Operating mechanism of a multipole electrical circuit breaker
US5543595A (en) *	1994-02-02	1996-08-06	Klockner-Moeller Gmbh	Circuit breaker with a blocking mechanism and a blocking mechanism for a circuit breaker
US5927484A (en) *	1997-05-28	1999-07-27	Eaton Corporation	Circuit breaker with welded contact interlock, gas sealing cam rider and double rate spring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58201222A (en) *	1982-05-20	1983-11-24	寺崎電気産業株式会社	Electric switch
US5184717A (en) *	1991-05-29	1993-02-09	Westinghouse Electric Corp.	Circuit breaker with welded contacts

1999
- 1999-12-28 JP JP2001548408A patent/JP3857139B2/en not_active Expired - Fee Related
- 1999-12-28 WO PCT/JP1999/007405 patent/WO2001048779A1/en active IP Right Grant
- 1999-12-28 AU AU18045/00A patent/AU752069B2/en not_active Ceased
- 1999-12-28 EP EP99961477A patent/EP1160818B1/en not_active Expired - Lifetime
- 1999-12-28 DE DE69918864T patent/DE69918864T2/en not_active Expired - Lifetime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5304765A (en) *	1990-04-03	1994-04-19	Westinghouse Electric Corp.	Circuit breaker positive off interlock
US5449871A (en) *	1993-04-20	1995-09-12	Merlin Gerin	Operating mechanism of a multipole electrical circuit breaker
US5543595A (en) *	1994-02-02	1996-08-06	Klockner-Moeller Gmbh	Circuit breaker with a blocking mechanism and a blocking mechanism for a circuit breaker
US5927484A (en) *	1997-05-28	1999-07-27	Eaton Corporation	Circuit breaker with welded contact interlock, gas sealing cam rider and double rate spring

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0148779A1 *

Also Published As

Publication number	Publication date
AU752069B2 (en)	2002-09-05
DE69918864T2 (en)	2005-07-21
DE69918864D1 (en)	2004-08-26
WO2001048779A1 (en)	2001-07-05
EP1160818A1 (en)	2001-12-05
JP3857139B2 (en)	2006-12-13
EP1160818B1 (en)	2004-07-21
AU1804500A (en)	2001-07-09

Publication	Publication Date	Title
HU9901425D0 (en)	1999-07-28	Circuit breaker
GB2347789B (en)	2002-07-03	Complementary integratted circuit
EG22426A (en)	2003-01-29	Contactor - circuit breaker
SG87903A1 (en)	2002-04-16	Switching power circuit
HUP0001216A3 (en)	2003-05-28	Circuit breaker handle block
EP1155487A4 (en)	2005-05-25	Circuit breaker
SG91251A1 (en)	2002-09-17	Switchgear
SG80670A1 (en)	2001-05-22	Circuit breaker
GB9920078D0 (en)	1999-10-27	Current reference circuit
TW534447U (en)	2003-05-21	Electrical switch
EP1187158A4 (en)	2003-07-09	Circuit breaker
GB2335556B (en)	2002-10-30	Switch circuit
EP1160818A4 (en)	2003-04-02	Circuit breaker
GB9920081D0 (en)	1999-10-27	Current reference circuit
GB2338128B (en)	2001-10-17	Circuit arrangement
SG79304A1 (en)	2001-03-20	Switchgear
TW579058U (en)	2004-03-01	Circuit breaker
GB0018621D0 (en)	2000-09-13	Electrical circuit breakers
GB2352583B (en)	2003-12-10	Telecommunication circuit switches
GB2349512B (en)	2001-07-11	Circuit arrangement
GB9919550D0 (en)	1999-10-20	Electric circuit
GB9926072D0 (en)	2000-01-12	Switching circuit
SI1173865T1 (en)	2003-12-31	Circuit breaker
GB2365715B (en)	2004-04-28	Circuit
GB9914907D0 (en)	1999-08-25	Electrical circuit arrangements

Legal Events

Date	Code	Title	Description
2001-10-19	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2001-12-05	17P	Request for examination filed	Effective date: 20010921
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2001-12-05	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2003-04-02	A4	Supplementary search report drawn up and despatched	Effective date: 20030220
2003-04-02	RIC1	Information provided on ipc code assigned before grant	Ipc: 7H 01H 71/50 B Ipc: 7H 01H 71/12 A
2003-06-11	17Q	First examination report despatched	Effective date: 20030428
2004-02-05	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2004-06-02	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2004-06-04	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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