ZA745056B - An improvement in or relating to improved ciorcuit-breakers with improved magnetic arc-driving systems - Google Patents

An improvement in or relating to improved ciorcuit-breakers with improved magnetic arc-driving systems

Info

Publication number
ZA745056B
ZA745056B ZA00745056A ZA745056A ZA745056B ZA 745056 B ZA745056 B ZA 745056B ZA 00745056 A ZA00745056 A ZA 00745056A ZA 745056 A ZA745056 A ZA 745056A ZA 745056 B ZA745056 B ZA 745056B
Authority
ZA
South Africa
Prior art keywords
improved
ciorcuit
breakers
relating
improvement
Prior art date
Application number
ZA00745056A
Inventor
P Slade
A Wafer
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 ZA745056B publication Critical patent/ZA745056B/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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • 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
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/446—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts
ZA00745056A 1973-08-21 1974-08-07 An improvement in or relating to improved ciorcuit-breakers with improved magnetic arc-driving systems ZA745056B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39028373A 1973-08-21 1973-08-21

Publications (1)

Publication Number Publication Date
ZA745056B true ZA745056B (en) 1975-08-27

Family

ID=23541850

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745056A ZA745056B (en) 1973-08-21 1974-08-07 An improvement in or relating to improved ciorcuit-breakers with improved magnetic arc-driving systems

Country Status (12)

Country Link
JP (2) JPS5049669A (en)
AR (1) AR200217A1 (en)
BE (1) BE818997A (en)
BR (1) BR7406837D0 (en)
CA (1) CA1031400A (en)
CH (1) CH584962A5 (en)
DE (1) DE2439532A1 (en)
ES (1) ES429390A1 (en)
FR (1) FR2241861B1 (en)
GB (1) GB1474476A (en)
IT (1) IT1018171B (en)
ZA (1) ZA745056B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1129691B (en) * 1980-01-31 1986-06-11 Elettromeccanica Spa Cge Comp RAPID EXTINGUISHING COMPLEX OF THE ELECTRIC ARC IN INTERRUPTION DEVICES SUCH AS ELECTRIC SWITCHES
JPS56162436A (en) * 1980-05-20 1981-12-14 Matsushita Electric Works Ltd Circuit breaker
DE3204696A1 (en) * 1982-02-11 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Arrangement for moving and extinguishing an electrical arc
US5223681A (en) * 1991-10-18 1993-06-29 Square D Company Current limiting circuit breaker with over-molded magnet and metal plates
FR3040556B1 (en) * 2015-08-25 2017-08-11 Zodiac Aero Electric ARC ELECTRIC EXTINGUISHING DEVICE FOR THREE-PHASE ELECTRIC POWER DISTRIBUTION SYSTEM AND CORRESPONDING ELECTRIC POWER DISTRIBUTION SYSTEM
CN111146028A (en) * 2020-01-15 2020-05-12 上海电器科学研究所（集团）有限公司 Direct current contactor contact arc extinguishing system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4313155Y1 (en) * 1966-11-04 1968-06-05

Also Published As

Publication number Publication date
JPS5049669A (en) 1975-05-02
FR2241861A1 (en) 1975-03-21
BE818997A (en) 1975-02-20
CA1031400A (en) 1978-05-16
GB1474476A (en) 1977-05-25
FR2241861B1 (en) 1980-10-03
ES429390A1 (en) 1976-08-16
CH584962A5 (en) 1977-02-15
AU7231674A (en) 1976-02-19
AR200217A1 (en) 1974-10-24
JPS55178942U (en) 1980-12-22
BR7406837D0 (en) 1975-06-17
IT1018171B (en) 1977-09-30
DE2439532A1 (en) 1975-03-06

Similar Documents

Publication Publication Date Title
HK38777A (en) Improvements in or relating to memory systems
ZA742696B (en) Improvements in or relating to map desplays
ZA742688B (en) Improvements in or relating to fans
ZA74773B (en) Improvements in or relating to wiretinning systems
IE41130B1 (en) Improvements in or relating to structural assemblies
MY7800288A (en) Improvements in or relating to type-carriers
ZA745056B (en) An improvement in or relating to improved ciorcuit-breakers with improved magnetic arc-driving systems
ZA748174B (en) Improvements in or relating to fire-arms
MW2974A1 (en) Improvements in or relating to continuous business forms
AU6837874A (en) Magnet
AU467231B2 (en) Improvements in or relating to attenuation-correcting systems
ZA745601B (en) Improvements in or relating to magnetic separator systems
ZA741309B (en) Improvements in or relating to packagung
MY7800285A (en) Improvements in or relating to teleprinters
ZA748160B (en) Improvements in shutterings
ZA743663B (en) Improvements in or relating to power-and-free conveyor systems
ZA738006B (en) Improvements in or relating to woolgrease
HK58477A (en) Improvements in cine-cameras
IL39972A0 (en) Improvements in or relating to recording systems
ZA742068B (en) Improvements in or relating to data processing systems
ZA727524B (en) Improvements in or relating to mounting assemblies
AU493437B2 (en) Improvements in or relating to improved circuit-breakers with improved magnetic arc-driving systems
AU489888B2 (en) Improvements in or relating to magnetic devices
AU493438B2 (en) Improvements in or relating to magnetic separator systems
ZA728824B (en) Improvements in or relating to telephone systems