GB1592291A - Circuit breaker with latch mechanism - Google Patents
Circuit breaker with latch mechanism Download PDFInfo
- Publication number
- GB1592291A GB1592291A GB41589/77A GB4158977A GB1592291A GB 1592291 A GB1592291 A GB 1592291A GB 41589/77 A GB41589/77 A GB 41589/77A GB 4158977 A GB4158977 A GB 4158977A GB 1592291 A GB1592291 A GB 1592291A
- Authority
- GB
- United Kingdom
- Prior art keywords
- trip
- latch member
- contacts
- latch
- trip bar
- 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
Links
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
- H01H71/505—Latching devices between operating and release mechanism
-
- 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
- H01H71/505—Latching devices between operating and release mechanism
- H01H2071/506—Latching devices between operating and release mechanism using balls or rollers in the latching device
-
- 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
- H01H71/505—Latching devices between operating and release mechanism
- H01H2071/508—Latching devices between operating and release mechanism with serial latches, e.g. primary latch latched by secondary latch for requiring a smaller trip force
-
- 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
- H01H71/1072—Release mechanisms which are reset by opening movement of contacts
-
- 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
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
- H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
-
- 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
Landscapes
- Breakers (AREA)
- Mechanisms For Operating Contacts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/730,107 US4123734A (en) | 1976-10-06 | 1976-10-06 | Circuit breaker with improved latch mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1592291A true GB1592291A (en) | 1981-07-01 |
Family
ID=24933943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB41589/77A Expired GB1592291A (en) | 1976-10-06 | 1977-10-06 | Circuit breaker with latch mechanism |
Country Status (8)
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3425996A1 (de) * | 1984-07-14 | 1986-01-23 | Licentia Gmbh | Schaltschloss fuer ein schaltgeraet |
FR2585179B1 (fr) * | 1985-07-16 | 1989-02-03 | Merlin Gerin | Systeme d'accrochage a verrou d'un mecanisme de commande pour disjoncteur electrique |
JP2542565Y2 (ja) * | 1986-08-07 | 1997-07-30 | 三菱電機株式会社 | 多極回路しや断器 |
US5014025A (en) * | 1990-05-03 | 1991-05-07 | General Electric Company | Actuator-accessory reset arrangement for molded case circuit interrupter or electric switch |
US5023582A (en) * | 1990-05-21 | 1991-06-11 | General Electric Company | Molded case circuit breaker compact latch asssembly |
US5015977A (en) * | 1990-08-02 | 1991-05-14 | General Electric Company | Circuit breaker positive trip indication spring |
US5713459A (en) * | 1996-03-26 | 1998-02-03 | Eaton Corporation | Roller latching and release mechanism for electrical switching apparatus |
US5926671A (en) * | 1998-08-07 | 1999-07-20 | Xerox Corporation | Integral multi-function latch |
US6262644B1 (en) * | 2000-03-08 | 2001-07-17 | General Electric Company | Latch resetting arrangement |
US6727788B1 (en) * | 2002-06-20 | 2004-04-27 | Siemens Energy & Automation, Inc. | Latch mechanism for a circuit breaker |
US7229106B2 (en) * | 2005-07-27 | 2007-06-12 | Xerox Corporation | Latch |
KR200485774Y1 (ko) | 2016-08-31 | 2018-02-21 | 엘에스산전 주식회사 | 회전핀 절연 배리어가 구비된 다극 배선용 차단기 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2666824A (en) * | 1950-10-18 | 1954-01-19 | Westinghouse Electric Corp | Circuit breaker |
US3353127A (en) * | 1965-06-07 | 1967-11-14 | Wood Electric Corp | Multipole circuit breaker with individual breakers coupled by slides therebetween |
US3329912A (en) * | 1965-10-01 | 1967-07-04 | Wood Electric Corp | Multipole circuit breaker with interconnected toggle locks and contact members |
-
1976
- 1976-10-06 US US05/730,107 patent/US4123734A/en not_active Expired - Lifetime
-
1977
- 1977-09-19 ZA ZA00775596A patent/ZA775596B/xx unknown
- 1977-09-21 CA CA287,201A patent/CA1077550A/en not_active Expired
- 1977-09-26 AU AU29095/77A patent/AU514825B2/en not_active Expired
- 1977-10-03 NZ NZ185322A patent/NZ185322A/xx unknown
- 1977-10-05 ES ES1977231167U patent/ES231167Y/es not_active Expired
- 1977-10-06 JP JP1977133734U patent/JPS5542365Y2/ja not_active Expired
- 1977-10-06 GB GB41589/77A patent/GB1592291A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ZA775596B (en) | 1978-07-26 |
AU514825B2 (en) | 1981-02-26 |
JPS5542365Y2 (US07655688-20100202-C00086.png) | 1980-10-03 |
ES231167Y (es) | 1979-02-16 |
ES231167U (es) | 1978-04-01 |
US4123734A (en) | 1978-10-31 |
NZ185322A (en) | 1981-05-29 |
JPS5351964U (US07655688-20100202-C00086.png) | 1978-05-02 |
CA1077550A (en) | 1980-05-13 |
AU2909577A (en) | 1979-04-05 |
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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 |
Effective date: 19951006 |