FR1220308A - Installation téléphonique - Google Patents

Installation téléphonique

Info

Publication number
FR1220308A
FR1220308A FR786758A FR786758A FR1220308A FR 1220308 A FR1220308 A FR 1220308A FR 786758 A FR786758 A FR 786758A FR 786758 A FR786758 A FR 786758A FR 1220308 A FR1220308 A FR 1220308A
Authority
FR
France
Prior art keywords
telephone installation
telephone
installation
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
FR786758A
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of FR1220308A publication Critical patent/FR1220308A/fr
Expired legal-status Critical Current

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)
FR786758A 1958-02-14 1959-02-14 Installation téléphonique Expired FR1220308A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1220308A true FR1220308A (fr) 1960-05-24

Family

ID=20258169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR786758A Expired FR1220308A (fr) 1958-02-14 1959-02-14 Installation téléphonique

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
BE575672A (fr) 1959-05-29
GB909962A (en) 1962-11-07
NL236109A (fr)

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