CH384686A - Electrical circuit breaker - Google Patents

Electrical circuit breaker

Info

Publication number
CH384686A
CH384686A CH431861A CH431861A CH384686A CH 384686 A CH384686 A CH 384686A CH 431861 A CH431861 A CH 431861A CH 431861 A CH431861 A CH 431861A CH 384686 A CH384686 A CH 384686A
Authority
CH
Switzerland
Prior art keywords
circuit breaker
electrical circuit
electrical
breaker
circuit
Prior art date
Application number
CH431861A
Other languages
German (de)
Inventor
Coleman Edward
Original Assignee
J A Crabtree & Co Limited
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 J A Crabtree & Co Limited filed Critical J A Crabtree & Co Limited
Publication of CH384686A publication Critical patent/CH384686A/en

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
    • 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
    • H01H73/18—Means for extinguishing or suppressing arc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H2009/305—Means for extinguishing or preventing arc between current-carrying parts including means for screening for arc gases as protection of mechanism against hot arc gases or for keeping arc gases in the arc chamber
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • H01H71/0214—Housing or casing lateral walls containing guiding grooves or special mounting facilities
    • 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
    • H01H71/1054—Means for avoiding unauthorised release
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/34—Electromagnetic mechanisms having two or more armatures controlled by a common winding
    • H01H71/345—Electromagnetic mechanisms having two or more armatures controlled by a common winding having a delayed movable core and a movable armature
    • 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
    • H01H71/528—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a toggle or collapsible link between handle and contact arm, e.g. sear pin 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7463—Adjusting only the electromagnetic mechanism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes
CH431861A 1959-06-16 1961-04-12 Electrical circuit breaker CH384686A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB20564/59A GB905639A (en) 1959-06-16 1959-06-16 Improvements in electric circuit breakers
GB377260 1960-02-03
GB1172759 1960-04-02
GB1172760 1960-04-02

Publications (1)

Publication Number Publication Date
CH384686A true CH384686A (en) 1964-11-30

Family

ID=27447326

Family Applications (1)

Application Number Title Priority Date Filing Date
CH431861A CH384686A (en) 1959-06-16 1961-04-12 Electrical circuit breaker

Country Status (4)

Country Link
US (1) US3105131A (en)
CH (1) CH384686A (en)
DE (1) DE1141365B (en)
GB (1) GB905639A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3705216A1 (en) * 1987-02-19 1988-09-01 Geyer Gmbh & Co Christian Electrical line protection circuit breaker

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3214535A (en) * 1963-02-27 1965-10-26 Cutler Hammer Inc Electric circuit breaker with positive tripping means
US4256937A (en) * 1978-06-16 1981-03-17 Square D Company Electromagnetic contactor arc chute
FR2496976B1 (en) * 1980-12-19 1985-10-18 Etude Realisa Disjoncteurs DELAYED RESPONSE FAST ELECTROMAGNETIC TRIGGER FOR ELECTRICAL SWITCHING APPARATUS
FR2557354B1 (en) * 1983-12-26 1986-09-05 Merlin Gerin MINIATURE CIRCUIT BREAKER WITH IMPROVED DIELECTRIC HOLD
US5705968A (en) * 1996-05-14 1998-01-06 Eaton Corporation Trip bar with adjustable latch load for electrical switching apparatus

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US993946A (en) * 1908-08-17 1911-05-30 Gen Electric Cut-out for electrical circuits.
US1289656A (en) * 1909-10-06 1918-12-31 Allis Chalmers Mfg Co Time-element circuit-breaker.
CH121430A (en) * 1926-06-26 1927-08-01 Gfeller Ag Automatic electrical momentary and time switch.
US2072932A (en) * 1934-03-28 1937-03-09 Heinemann Electric Co Method of and apparatus for controlling electric circuits
US2305347A (en) * 1936-07-25 1942-12-15 Square D Co Circuit breaker
DE760941C (en) * 1937-08-27 1953-06-29 Siemens Schuckertwerke A G Overcurrent switch
FR839053A (en) * 1937-12-02 1939-03-23 Alsthom Cgee Method and devices for facilitating the modification of the operating conditions of electric circuit breakers and other apparatus which are to operate automatically when certain conditions occur
US2429722A (en) * 1940-07-13 1947-10-28 Westinghouse Electric Corp Circuit breaker
FR896579A (en) * 1943-02-23 1945-02-26 Small circuit breaker
CH259582A (en) * 1944-02-12 1949-01-31 Huber & Cie Ag J Electrical switchgear with overcurrent protection.
CH245200A (en) * 1945-07-27 1946-10-31 Bbc Brown Boveri & Cie Combined thermal and dynamic release.
US2627563A (en) * 1950-08-16 1953-02-03 Gen Electric Electric circuit breaker
US2659783A (en) * 1951-07-17 1953-11-17 Gen Electric Electric circuit breaker
US2700711A (en) * 1951-12-14 1955-01-25 Heinemann Electric Co Automatic circuit breaker
US2824191A (en) * 1953-02-05 1958-02-18 Fed Electric Prod Co Circuit breakers
US2732455A (en) * 1953-03-03 1956-01-24 Overload releasing mechanism for automatic circuit breaker
GB756347A (en) * 1953-06-04 1956-09-05 Reyrolle A & Co Ltd Improvements relating to stressed operating mechanisms, for example for operating electric circuit-breakers
CH315719A (en) * 1953-10-02 1956-08-31 Bbc Brown Boveri & Cie Device for protecting periodically moving electrical contact devices against interference from overcurrent or reverse current, in particular for contact converters
US2821596A (en) * 1954-06-21 1958-01-28 Westinghouse Electric Corp Trip device for circuit breakers
DE1048325B (en) * 1955-09-30
US2890306A (en) * 1957-06-25 1959-06-09 Murray Mfg Corp Electromagnetic circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3705216A1 (en) * 1987-02-19 1988-09-01 Geyer Gmbh & Co Christian Electrical line protection circuit breaker

Also Published As

Publication number Publication date
GB905639A (en) 1962-09-12
DE1141365B (en) 1962-12-20
US3105131A (en) 1963-09-24

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