ZA777390B - An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy - Google Patents

An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy

Info

Publication number
ZA777390B
ZA777390B ZA00777390A ZA777390A ZA777390B ZA 777390 B ZA777390 B ZA 777390B ZA 00777390 A ZA00777390 A ZA 00777390A ZA 777390 A ZA777390 A ZA 777390A ZA 777390 B ZA777390 B ZA 777390B
Authority
ZA
South Africa
Prior art keywords
relating
improvement
circuit breaker
current carrying
system utilizing
Prior art date
Application number
ZA00777390A
Other languages
English (en)
Inventor
P Koren
J Wafer
T Meyer
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 ZA777390B publication Critical patent/ZA777390B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H2003/3094—Power arrangements internal to the switch for operating the driving mechanism using spring motor allowing an opening - closing - opening [OCO] sequence
ZA00777390A 1976-12-30 1977-12-12 An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy ZA777390B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/755,776 US4255636A (en) 1976-12-30 1976-12-30 Circuit breaker with current carrying conductor system utilizing eddy current repulsion

Publications (1)

Publication Number Publication Date
ZA777390B true ZA777390B (en) 1978-10-25

Family

ID=25040616

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00777390A ZA777390B (en) 1976-12-30 1977-12-12 An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy

Country Status (17)

Country Link
US (1) US4255636A (xx)
JP (1) JPS6032938B2 (xx)
AU (1) AU514577B2 (xx)
BE (1) BE862357A (xx)
BR (1) BR7708748A (xx)
CA (1) CA1087663A (xx)
CH (1) CH622125A5 (xx)
DE (1) DE2756741A1 (xx)
ES (1) ES465504A1 (xx)
FR (1) FR2376506A1 (xx)
GB (1) GB1546986A (xx)
IT (1) IT1092640B (xx)
MX (1) MX144506A (xx)
NZ (1) NZ186000A (xx)
PH (1) PH17470A (xx)
PL (1) PL203539A1 (xx)
ZA (1) ZA777390B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245203A (en) * 1978-10-16 1981-01-13 Westinghouse Electric Corp. Circuit interrupter with pivoting contact arm having a clinch-type contact
JPS6147035A (ja) * 1984-08-10 1986-03-07 富士電機株式会社 回路遮断器の接触子構造
DE3432086A1 (de) * 1984-08-28 1986-03-06 Siemens AG, 1000 Berlin und 8000 München Kontaktanordnung mit einer die kontaktkraft vergroessernden stromabhaengigen kraft
JPS61279026A (ja) * 1985-06-04 1986-12-09 富士電機株式会社 回路遮断器の可動接触子装置
JPS62164041U (xx) * 1986-04-09 1987-10-19
JP6434476B2 (ja) 2016-12-06 2018-12-05 ファナック株式会社 拡張現実シミュレーション装置及び拡張現実シミュレーションプログラム
US10497528B2 (en) 2017-06-01 2019-12-03 Siemens Aktiengesellschaft Multi-finger electrical contact assemblies , circuit breakers, and methods having increased current withstand capabilities
JP6585665B2 (ja) 2017-06-29 2019-10-02 ファナック株式会社 仮想オブジェクト表示システム
JP6781201B2 (ja) 2018-06-05 2020-11-04 ファナック株式会社 仮想オブジェクト表示システム

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE500833C (de) * 1928-06-27 1930-06-25 Oerlikon Maschf Hochstromkontakt fuer elektrische Schalter
US1918232A (en) * 1932-07-26 1933-07-11 Westinghouse Electric & Mfg Co Circuit interrupter
GB522290A (en) * 1938-12-07 1940-06-13 British Thomson Houston Co Ltd Improvements in electric circuit breakers
BE534764A (xx) * 1954-02-04 Merlin Gerin
BE545973A (xx) * 1955-03-14
DE1734691U (de) * 1955-07-04 1956-11-29 Sursum Elek Zitaets Ges Leyhau Kontaktanordnung fuer selbstschalter.
FR1225685A (fr) * 1958-12-23 1960-07-04 Merlin Gerin Perfectionnements aux contacts à pression compensés électrodynamiquement
US3225160A (en) * 1963-10-25 1965-12-21 Gen Electric Electric switch
DE1265823B (de) * 1964-05-29 1968-04-11 Licentia Gmbh Kontaktanordnung fuer Schaltgeraete, insbesondere Selbstschalter
US3560683A (en) * 1968-01-24 1971-02-02 Westinghouse Electric Corp Circuit breaker with improved contact structure
US3614353A (en) * 1968-05-30 1971-10-19 Tokyo Shibaura Electric Co Switching device having electro-magnetic means for increasing effective contact pressure
FR2011523A1 (xx) * 1968-06-15 1970-03-06 Olimbo Romano
DE1927783B2 (de) * 1969-05-30 1971-04-15 Elektrischer schalter
DE2615726A1 (de) * 1976-04-10 1977-10-27 Bbc Brown Boveri & Cie Kontaktanordnung

Also Published As

Publication number Publication date
CA1087663A (en) 1980-10-14
ES465504A1 (es) 1979-01-01
DE2756741C2 (xx) 1987-05-14
FR2376506B1 (xx) 1982-07-02
CH622125A5 (xx) 1981-03-13
GB1546986A (en) 1979-06-06
AU514577B2 (en) 1981-02-19
PL203539A1 (pl) 1978-07-17
FR2376506A1 (fr) 1978-07-28
AU3187677A (en) 1979-06-28
BR7708748A (pt) 1978-09-05
JPS5384178A (en) 1978-07-25
IT1092640B (it) 1985-07-12
US4255636A (en) 1981-03-10
NZ186000A (en) 1981-02-11
MX144506A (es) 1981-10-21
JPS6032938B2 (ja) 1985-07-31
BE862357A (fr) 1978-06-27
PH17470A (en) 1984-08-29
DE2756741A1 (de) 1978-07-06

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