GB236264A - Improvements in or relating to telegraphic relays - Google Patents

Improvements in or relating to telegraphic relays

Info

Publication number
GB236264A
GB236264A GB811024A GB811024A GB236264A GB 236264 A GB236264 A GB 236264A GB 811024 A GB811024 A GB 811024A GB 811024 A GB811024 A GB 811024A GB 236264 A GB236264 A GB 236264A
Authority
GB
United Kingdom
Prior art keywords
relating
per cent
telegraphic
armature
western electric
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
GB811024A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 US592028A priority Critical patent/US1680667A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to GB811024A priority patent/GB236264A/en
Publication of GB236264A publication Critical patent/GB236264A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2236—Polarised relays comprising pivotable armature, pivoting at extremity or bending point of armature
    • H01H51/2245—Armature inside coil
    • H01H51/2254—Contact forms part of armature

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dc Machiner (AREA)

Abstract

236,264. Western Electric Co., Ltd., (Western Electric Co., Inc.). March 31, 1924. Drawings to Specification. Alloys. - The pole-pieces and the armature forming the magnetic circuit for the operating flux in a telegraphic relay, or the armature only, are ur is made of an alloy containing approximately 78.5 per cent of nickel and 21.5 per cent of iron with or without a little chromium.
GB811024A 1922-10-03 1924-03-31 Improvements in or relating to telegraphic relays Expired GB236264A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US592028A US1680667A (en) 1922-10-03 1922-10-03 Electromagnetic device
GB811024A GB236264A (en) 1924-03-31 1924-03-31 Improvements in or relating to telegraphic relays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB811024A GB236264A (en) 1924-03-31 1924-03-31 Improvements in or relating to telegraphic relays

Publications (1)

Publication Number Publication Date
GB236264A true GB236264A (en) 1925-06-30

Family

ID=9845952

Family Applications (1)

Application Number Title Priority Date Filing Date
GB811024A Expired GB236264A (en) 1922-10-03 1924-03-31 Improvements in or relating to telegraphic relays

Country Status (1)

Country Link
GB (1) GB236264A (en)

Similar Documents

Publication Publication Date Title
GB756119A (en) Improvements in or relating to electric switches, especially electromagnetic relays
GB236264A (en) Improvements in or relating to telegraphic relays
GB653844A (en) Improvement in electromagnetic devices
GB481351A (en) Improvements in or relating to telephone receivers
GB173233A (en) Improvements in cores for electromagnets
GB405000A (en) Improvements in and relating to electric circuit breakers
GB289543A (en) Improvements in or relating to electromagnetic relays
GB274815A (en) Electrical contact relays
GB242384A (en) Magnetic structures and methods of manufacture thereof
GB488502A (en) Improvements relating to electrically-maintained vibrating bodies
GB229564A (en)
GB224836A (en) Metallic composition
GB229259A (en) Improvements relating to electrical relays
GB514299A (en) Improvements in or relating to materials for electrical contacts
GB198551A (en) Improved form of relay for use in telegraphy
GB481249A (en) Improvements in or relating to magnetic cores of inductive devices
GB518825A (en) Improvements in or relating to magnetic structures
GB204028A (en) Improvements in electro-magnetic devices
GB295668A (en) Telephone receivers
GB565471A (en) Improvements relating to electromagnetic relays
GB327865A (en) Improvements in the manufacture of nickel iron alloys
GB194117A (en) Improvements in and relating to electromagnets
GB534288A (en) Improvements in or relating to copper base alloys
GB498986A (en) Improvements in or relating to electric current converters
GB504523A (en) Improvements in or relating to apparatus for converting direct current to periodic varying current