GB379748A - Improvements in or relating to electromagnetic automatic contact breakers - Google Patents

Improvements in or relating to electromagnetic automatic contact breakers

Info

Publication number
GB379748A
GB379748A GB16397/31A GB1639731A GB379748A GB 379748 A GB379748 A GB 379748A GB 16397/31 A GB16397/31 A GB 16397/31A GB 1639731 A GB1639731 A GB 1639731A GB 379748 A GB379748 A GB 379748A
Authority
GB
United Kingdom
Prior art keywords
contact
spring
movable
fixed contact
electromagnetic
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
GB16397/31A
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.)
ALFRED PISK
Original Assignee
ALFRED PISK
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 ALFRED PISK filed Critical ALFRED PISK
Publication of GB379748A publication Critical patent/GB379748A/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
    • H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
    • H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
    • H01H50/76—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using reed or blade spring

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Tumbler Switches (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB16397/31A 1930-06-05 1931-06-04 Improvements in or relating to electromagnetic automatic contact breakers Expired GB379748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT379748X 1930-06-05

Publications (1)

Publication Number Publication Date
GB379748A true GB379748A (en) 1932-09-05

Family

ID=3673116

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16397/31A Expired GB379748A (en) 1930-06-05 1931-06-04 Improvements in or relating to electromagnetic automatic contact breakers

Country Status (4)

Country Link
BE (1) BE379720A (en(2012))
DE (1) DE549549C (en(2012))
FR (1) FR717310A (en(2012))
GB (1) GB379748A (en(2012))

Also Published As

Publication number Publication date
FR717310A (fr) 1932-01-07
BE379720A (en(2012))
DE549549C (de) 1932-04-28

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