BE575672A - Système teléphonique. - Google Patents

Système teléphonique.

Info

Publication number
BE575672A
BE575672A BE575672A BE575672A BE575672A BE 575672 A BE575672 A BE 575672A BE 575672 A BE575672 A BE 575672A BE 575672 A BE575672 A BE 575672A BE 575672 A BE575672 A BE 575672A
Authority
BE
Belgium
Prior art keywords
telephone system
telephone
Prior art date
Application number
BE575672A
Other languages
English (en)
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BE575672A publication Critical patent/BE575672A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/22—Switches without multi-position wipers
    • H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/22—Switches without multi-position wipers
    • H01H67/32—Switches without multi-position wipers having a multiplicity of interdependent armatures operated in succession by a single coil and each controlling one contact or set of contacts, e.g. counting relay

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
BE575672A 1958-02-14 1959-02-13 Système teléphonique. BE575672A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE143058 1958-02-14

Publications (1)

Publication Number Publication Date
BE575672A true BE575672A (fr) 1959-05-29

Family

ID=20258169

Family Applications (1)

Application Number Title Priority Date Filing Date
BE575672A BE575672A (fr) 1958-02-14 1959-02-13 Système teléphonique.

Country Status (6)

Country Link
US (1) US3101392A (fr)
BE (1) BE575672A (fr)
DE (1) DE1121122B (fr)
FR (1) FR1220308A (fr)
GB (1) GB909962A (fr)
NL (1) NL236109A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1236018B (de) * 1963-07-19 1967-03-09 Kapsch Telephon Telegraph Schaltungsanordnung fuer Fernsprech-vermittlungsanlagen zum Sperren und Ausloesen von Verbindungseinrichtungen
DE1562269B1 (de) * 1964-03-23 1971-02-11 Arnstadt Fernmeldewerk Schaltungsanordnung zur Teilnehmeridentifizierung und zur Steuerung der Durchschaltung abgehender Verbindungen in Fernsprechvermittlungsanlagen mit Koordinatenmehrfachschaltern
DE1203832B (de) * 1964-05-16 1965-10-28 Telefunken Patent Schaltungsanordnung fuer eine transportable Fernsprechwaehlvermittlungsanlage
US3400225A (en) * 1965-07-13 1968-09-03 Internat Telephone & Telegraph Magnetic latching switch having residual magnetism for crosspoint hold means
JPS4987208A (fr) * 1972-12-25 1974-08-21

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1681035A (en) * 1925-04-22 1928-08-14 Automatic Electric Inc Automatic telephone system
US2031692A (en) * 1935-03-28 1936-02-25 American Telephone & Telegraph Telephone system
US2416710A (en) * 1943-12-28 1947-03-04 Bell Telephone Labor Inc Marker circuit for crossbar telephone systems
DE955064C (de) * 1952-08-29 1956-12-27 Ericsson Telefon Ab L M Schaltungsanordnung fuer Selbstanschluss-Fernsprechanlagen mit Relais- und Koordinatenwaehlern

Also Published As

Publication number Publication date
DE1121122B (de) 1962-01-04
US3101392A (en) 1963-08-20
GB909962A (en) 1962-11-07
FR1220308A (fr) 1960-05-24
NL236109A (fr)

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