GB1346694A - Electrical contactors - Google Patents

Electrical contactors

Info

Publication number
GB1346694A
GB1346694A GB1346694DA GB1346694A GB 1346694 A GB1346694 A GB 1346694A GB 1346694D A GB1346694D A GB 1346694DA GB 1346694 A GB1346694 A GB 1346694A
Authority
GB
United Kingdom
Prior art keywords
electrical contactors
contactors
electrical
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
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.)
Cableform Ltd
Original Assignee
Cableform Ltd
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 Cableform Ltd filed Critical Cableform Ltd
Publication of GB1346694A publication Critical patent/GB1346694A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H01H50/38—Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
    • 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
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
    • 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
    • H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
    • 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
    • H01H33/02—Details
    • H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
    • H01H33/596—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for interrupting dc

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
GB1346694D 1971-05-05 1972-04-18 Electrical contactors Expired GB1346694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1328371 1971-05-05

Publications (1)

Publication Number Publication Date
GB1346694A true GB1346694A (en) 1974-02-13

Family

ID=10020155

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1346694D Expired GB1346694A (en) 1971-05-05 1972-04-18 Electrical contactors

Country Status (6)

Country Link
BG (1) BG20137A3 (en)
DE (1) DE2221942A1 (en)
FR (1) FR2135306B1 (en)
GB (1) GB1346694A (en)
IT (1) IT955215B (en)
SE (1) SE385634B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB622381A (en) * 1946-04-01 1949-05-02 Bendix Aviat Corp Improvements in or relating to electric circuit-breakers having arc-extinguishing means
FR1136011A (en) * 1955-09-13 1957-05-07 Svenska Sockerfabriks Ab Process for the direct production of white sugar in beet sugar factories

Also Published As

Publication number Publication date
DE2221942A1 (en) 1973-01-11
BG20137A3 (en) 1975-10-30
FR2135306B1 (en) 1979-10-12
FR2135306A1 (en) 1972-12-15
IT955215B (en) 1973-09-29
SE385634B (en) 1976-07-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee