GB491893A - Improvements in or relating to telegraph relays - Google Patents

Improvements in or relating to telegraph relays

Info

Publication number
GB491893A
GB491893A GB733937A GB733937A GB491893A GB 491893 A GB491893 A GB 491893A GB 733937 A GB733937 A GB 733937A GB 733937 A GB733937 A GB 733937A GB 491893 A GB491893 A GB 491893A
Authority
GB
United Kingdom
Prior art keywords
polepieces
pillars
magnet
magnetic
yoke piece
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
GB733937A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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
Priority to BE426575D priority Critical patent/BE426575A/xx
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB733937A priority patent/GB491893A/en
Publication of GB491893A publication Critical patent/GB491893A/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
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/34—Means for adjusting limits of movement; Mechanical means for adjusting returning force

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB733937A 1937-03-12 1937-03-12 Improvements in or relating to telegraph relays Expired GB491893A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE426575D BE426575A (OSRAM) 1937-03-12
GB733937A GB491893A (en) 1937-03-12 1937-03-12 Improvements in or relating to telegraph relays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB733937A GB491893A (en) 1937-03-12 1937-03-12 Improvements in or relating to telegraph relays

Publications (1)

Publication Number Publication Date
GB491893A true GB491893A (en) 1938-09-12

Family

ID=9831217

Family Applications (1)

Application Number Title Priority Date Filing Date
GB733937A Expired GB491893A (en) 1937-03-12 1937-03-12 Improvements in or relating to telegraph relays

Country Status (2)

Country Link
BE (1) BE426575A (OSRAM)
GB (1) GB491893A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761929A (en) * 1951-04-03 1956-09-04 Int Standard Electric Corp Polarised electromagnetic relays
US2848579A (en) * 1956-05-01 1958-08-19 Bristol Company Polarized relay

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761929A (en) * 1951-04-03 1956-09-04 Int Standard Electric Corp Polarised electromagnetic relays
US2848579A (en) * 1956-05-01 1958-08-19 Bristol Company Polarized relay

Also Published As

Publication number Publication date
BE426575A (OSRAM)

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