BE507483A - - Google Patents

Info

Publication number
BE507483A
BE507483A BE507483DA BE507483A BE 507483 A BE507483 A BE 507483A BE 507483D A BE507483D A BE 507483DA BE 507483 A BE507483 A BE 507483A
Authority
BE
Belgium
Application number
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.)
Publication of BE507483A publication Critical patent/BE507483A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/30—Electromagnetic relays specially adapted for actuation by AC
    • H01H51/32—Frequency relays; Mechanically-tuned relays

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
BE507483D 1951-02-10 BE507483A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US210358A US2730592A (en) 1951-02-10 1951-02-10 Code following relay with frequency decoding contacts

Publications (1)

Publication Number Publication Date
BE507483A true BE507483A (enrdf_load_stackoverflow)

Family

ID=22782597

Family Applications (1)

Application Number Title Priority Date Filing Date
BE507483D BE507483A (enrdf_load_stackoverflow) 1951-02-10

Country Status (3)

Country Link
US (1) US2730592A (enrdf_load_stackoverflow)
BE (1) BE507483A (enrdf_load_stackoverflow)
FR (1) FR1057890A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900581A (en) * 1954-07-27 1959-08-18 Gen Railway Signal Co Mechanically resonant decoding apparatus

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US587838A (en) * 1897-08-10 Circuit-breaker
US1088771A (en) * 1903-06-15 1914-03-03 Kellogg Switchboard & Supply Electromagnetic device.
US1174229A (en) * 1909-05-07 1916-03-07 Hall Switch & Signal Co Railway signaling system.
US1106432A (en) * 1913-05-10 1914-08-11 Connecticut Telephone & Elec Ignition system.
US1680667A (en) * 1922-10-03 1928-08-14 Western Electric Co Electromagnetic device
US1724825A (en) * 1926-09-03 1929-08-13 Cie Pour La Fabrications Des C Electromechanical relay motor
CH165281A (fr) * 1932-01-29 1933-11-15 Cfcmug Dispositif vibratoire.
US1975652A (en) * 1934-01-04 1934-10-02 Union Switch & Signal Co Electrical relay
US2113617A (en) * 1935-04-19 1938-04-12 Ibm Relay
US2145821A (en) * 1935-06-04 1939-01-31 Wallace & Tiernan Inc Selective relay
US2057605A (en) * 1936-01-16 1936-10-13 Union Switch & Signal Co Electrical relay
US2163195A (en) * 1936-10-08 1939-06-20 American Telephone & Telegraph Mechanical relay
US2125130A (en) * 1936-12-31 1938-07-26 Westinghouse Electric & Mfg Co Control device for circuit breakers

Also Published As

Publication number Publication date
FR1057890A (fr) 1954-03-11
US2730592A (en) 1956-01-10

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