GB882237A - Improvements in circuit-breakers for large electric currents - Google Patents

Improvements in circuit-breakers for large electric currents

Info

Publication number
GB882237A
GB882237A GB27747/59A GB2774759A GB882237A GB 882237 A GB882237 A GB 882237A GB 27747/59 A GB27747/59 A GB 27747/59A GB 2774759 A GB2774759 A GB 2774759A GB 882237 A GB882237 A GB 882237A
Authority
GB
United Kingdom
Prior art keywords
rollers
shaft
contacts
block
contact
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB27747/59A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voorheen Willem Smit & Co
Original Assignee
Voorheen Willem Smit & Co
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 Voorheen Willem Smit & Co filed Critical Voorheen Willem Smit & Co
Publication of GB882237A publication Critical patent/GB882237A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H1/16—Contacts characterised by the manner in which co-operating contacts engage by abutting by rolling; by wrapping; Roller or ball contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/002—Very heavy-current switches

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Breakers (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
GB27747/59A 1958-08-18 1959-08-13 Improvements in circuit-breakers for large electric currents Expired GB882237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL882237X 1958-08-18

Publications (1)

Publication Number Publication Date
GB882237A true GB882237A (en) 1961-11-15

Family

ID=19853550

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27747/59A Expired GB882237A (en) 1958-08-18 1959-08-13 Improvements in circuit-breakers for large electric currents

Country Status (5)

Country Link
US (1) US2988605A (fr)
DE (1) DE1116298B (fr)
FR (1) FR1232215A (fr)
GB (1) GB882237A (fr)
NL (1) NL104798C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953695A (en) * 1973-07-26 1976-04-27 Osip Borisovich Bron Heavy current switch
DE2967539D1 (en) * 1979-11-21 1985-12-05 Acec Electrical apparatus comprising a series of voltage taps and mobile selector equipment
FR2976716B1 (fr) * 2011-06-15 2014-02-28 Mersen France Sb Sas Court-circuiteur pour installation de production d'energie electrique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US500629A (en) * 1893-07-04 Electric switch
US1215423A (en) * 1915-08-16 1917-02-13 Clarence Long C Current-limiter.
US1223987A (en) * 1916-02-14 1917-04-24 William Archibald Kirkland Cut-out switch for series loops.
US1357726A (en) * 1919-01-16 1920-11-02 Gen Electric Electric switch
US1916565A (en) * 1931-12-07 1933-07-04 Cutler Hammer Inc Circuit controlling device
DE916897C (de) * 1939-01-12 1954-08-19 Siemens Ag Kontaktvorrichtung
US2743338A (en) * 1952-10-27 1956-04-24 Ite Circuit Breaker Ltd Low voltage, high current switch

Also Published As

Publication number Publication date
DE1116298B (de) 1961-11-02
FR1232215A (fr) 1960-10-06
NL104798C (fr) 1963-05-15
NL230607A (fr) 1962-12-17
US2988605A (en) 1961-06-13

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