ZA714931B - An improvement in or relating to circuit breaker with manual trip structure - Google Patents

An improvement in or relating to circuit breaker with manual trip structure

Info

Publication number
ZA714931B
ZA714931B ZA714931A ZA714931A ZA714931B ZA 714931 B ZA714931 B ZA 714931B ZA 714931 A ZA714931 A ZA 714931A ZA 714931 A ZA714931 A ZA 714931A ZA 714931 B ZA714931 B ZA 714931B
Authority
ZA
South Africa
Prior art keywords
relating
improvement
circuit breaker
manual trip
trip structure
Prior art date
Application number
ZA714931A
Inventor
R Flick
G Thomas
J Majcher
Original Assignee
Westinghouse 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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA714931B publication Critical patent/ZA714931B/en

Links

Classifications

    • 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
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
    • H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock
    • 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
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes
ZA714931A 1970-09-24 1971-07-23 An improvement in or relating to circuit breaker with manual trip structure ZA714931B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7519870A 1970-09-24 1970-09-24

Publications (1)

Publication Number Publication Date
ZA714931B true ZA714931B (en) 1972-04-26

Family

ID=22124189

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714931A ZA714931B (en) 1970-09-24 1971-07-23 An improvement in or relating to circuit breaker with manual trip structure

Country Status (4)

Country Link
US (1) US3657672A (en)
JP (1) JPS477184A (en)
CA (1) CA930777A (en)
ZA (1) ZA714931B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2132738B1 (en) * 1971-07-01 1972-07-06 Ellenberger & Poensgen Single or multi-pole overcurrent switch with thermal and / or electromagnetic release
US3826951A (en) * 1973-01-30 1974-07-30 Westinghouse Electric Corp Circuit breaker with replaceable rating adjuster and interlock means
US3810051A (en) * 1973-03-27 1974-05-07 Westinghouse Electric Corp Circuit breaker trip and latch mechanism
FR2516700A1 (en) * 1981-11-13 1983-05-20 Hager Electro IMPROVEMENTS IN KNEE-TYPE FREE TRIGGERING MECHANISMS FOR DIFFERENTIAL CIRCUIT BREAKERS AND THE LIKE AND DIFFERENTIAL CIRCUIT BREAKERS COMPRISING SUCH A MECHANISM
DE3342468A1 (en) * 1983-11-24 1985-06-05 Brown, Boveri & Cie Ag, 6800 Mannheim ELECTRICAL SWITCHGEAR
JPH0834081B2 (en) * 1989-12-22 1996-03-29 三菱電機株式会社 Circuit breaker manual tripping mechanism
US5079390A (en) * 1991-04-03 1992-01-07 Occidental Chemical Corporation Lock-out device for circuit breakers
JPH07216952A (en) * 1994-01-31 1995-08-15 Fuchitaka:Kk Drainage
US6439360B1 (en) * 2000-01-13 2002-08-27 Tmc Enterprises, A Divison Of Tasco Industries, Inc. Reel dispenser for power cord application
DE102004019174B4 (en) * 2004-04-16 2012-09-06 Abb Ag Locking device for a service switching device
CN101681733B (en) * 2007-04-19 2012-08-29 Abb股份有限公司 Locking device for an installation switch device
KR101433796B1 (en) * 2014-01-16 2014-08-25 (주)메티스 Apparatus for automatic controlling pad lock

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296564A (en) * 1963-08-30 1967-01-03 Westinghouse Electric Corp Circuit breaker with thermal and magnetic trip means
US3388224A (en) * 1964-08-31 1968-06-11 Ite Circuit Breaker Ltd Circuit breaker locking device

Also Published As

Publication number Publication date
JPS477184A (en) 1972-04-19
AU3328571A (en) 1973-03-15
CA930777A (en) 1973-07-24
US3657672A (en) 1972-04-18

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