BE638981A - - Google Patents

Info

Publication number
BE638981A
BE638981A BE638981DA BE638981A BE 638981 A BE638981 A BE 638981A BE 638981D A BE638981D A BE 638981DA BE 638981 A BE638981 A BE 638981A
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 BE638981A publication Critical patent/BE638981A/xx
Priority claimed from US191238A external-priority patent/US3188424A/en
Priority claimed from US233290A external-priority patent/US3160714A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00Electromagnetic relays
    • H01H51/28Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/281Mounting of the relay; Encapsulating; Details of connections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M19/00Current supply arrangements for telephone systems
    • H04M19/02Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/026Arrangements for interrupting the ringing current

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Relay Circuits (AREA)
BE638981D 1962-04-30 BE638981A (en))

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US191238A US3188424A (en) 1962-04-30 1962-04-30 Relay construction
US233290A US3160714A (en) 1962-10-26 1962-10-26 Reed relay circuit

Publications (1)

Publication Number Publication Date
BE638981A true BE638981A (en))

Family

ID=26886887

Family Applications (1)

Application Number Title Priority Date Filing Date
BE638981D BE638981A (en)) 1962-04-30

Country Status (2)

Country Link
BE (1) BE638981A (en))
DE (1) DE1437495A1 (en))

Also Published As

Publication number Publication date
DE1437495A1 (de) 1969-01-23

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