BR7506495A - CIRCUIT INTERRUPTION DEVICE - Google Patents
CIRCUIT INTERRUPTION DEVICEInfo
- Publication number
- BR7506495A BR7506495A BR7506495*A BR7506495A BR7506495A BR 7506495 A BR7506495 A BR 7506495A BR 7506495 A BR7506495 A BR 7506495A BR 7506495 A BR7506495 A BR 7506495A
- Authority
- BR
- Brazil
- Prior art keywords
- interruption device
- circuit interruption
- circuit
- interruption
- Prior art date
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
- H01H71/52—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
-
- 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
- H01H71/50—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
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
- H01H73/045—Bridging contacts
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US513371A US3930213A (en) | 1974-10-09 | 1974-10-09 | Manually operable circuit interrupter with automatic current overload protection |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7506495A true BR7506495A (en) | 1976-08-17 |
Family
ID=24042985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7506495*A BR7506495A (en) | 1974-10-09 | 1975-10-06 | CIRCUIT INTERRUPTION DEVICE |
Country Status (5)
Country | Link |
---|---|
US (1) | US3930213A (en) |
BR (1) | BR7506495A (en) |
CA (1) | CA1044288A (en) |
GB (1) | GB1515749A (en) |
ZA (1) | ZA756056B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7813109U1 (en) * | 1976-12-16 | 1979-05-31 | Fong, Lee Wen, Taichung (China/ Taiwan) | Magnetic switch |
US4146855A (en) * | 1977-09-06 | 1979-03-27 | Square D Company | Low profile multi-pole circuit breaker having multiple toggle springs |
DE2818898C2 (en) * | 1978-04-27 | 1984-02-09 | Lee, Wen-Fong, Taichung | Magnetic switch |
FR2448216A1 (en) * | 1979-01-31 | 1980-08-29 | Telemecanique Electrique | MANUAL THERMAL AND MAGNETIC TRIP SWITCH |
US5278373A (en) * | 1991-10-18 | 1994-01-11 | Square D Company | Current limiting circuit breaker |
US6262644B1 (en) * | 2000-03-08 | 2001-07-17 | General Electric Company | Latch resetting arrangement |
DE10139917A1 (en) * | 2001-08-14 | 2003-02-27 | Abb Patent Gmbh | Switch lock for an electrical switching device, in particular for a motor protection switch |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2473901A (en) * | 1947-07-31 | 1949-06-21 | Westinghouse Electric Corp | Push button operated circuit interrupter |
US3179768A (en) * | 1962-05-03 | 1965-04-20 | Gen Electric | Circuit breaker with mechanically isolated trip mechanism |
-
1974
- 1974-10-09 US US513371A patent/US3930213A/en not_active Expired - Lifetime
-
1975
- 1975-09-23 ZA ZA00756056A patent/ZA756056B/en unknown
- 1975-09-25 CA CA236,436A patent/CA1044288A/en not_active Expired
- 1975-09-29 GB GB39744/75A patent/GB1515749A/en not_active Expired
- 1975-10-06 BR BR7506495*A patent/BR7506495A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA1044288A (en) | 1978-12-12 |
ZA756056B (en) | 1976-09-29 |
GB1515749A (en) | 1978-06-28 |
US3930213A (en) | 1975-12-30 |
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