GB930318A - Improvements in or relating to circuit arrangements for restoring selector relays inan automatic telephone system employing relay selectors - Google Patents

Improvements in or relating to circuit arrangements for restoring selector relays inan automatic telephone system employing relay selectors

Info

Publication number
GB930318A
GB930318A GB1072560A GB1072560A GB930318A GB 930318 A GB930318 A GB 930318A GB 1072560 A GB1072560 A GB 1072560A GB 1072560 A GB1072560 A GB 1072560A GB 930318 A GB930318 A GB 930318A
Authority
GB
United Kingdom
Prior art keywords
relay
selector
bridge
bridges
contacts
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
GB1072560A
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
Publication of GB930318A publication Critical patent/GB930318A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
    • 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)
  • Structure Of Telephone Exchanges (AREA)
GB1072560A 1959-03-26 1960-03-25 Improvements in or relating to circuit arrangements for restoring selector relays inan automatic telephone system employing relay selectors Expired GB930318A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE298859 1959-03-26
SE298959 1959-03-26

Publications (1)

Publication Number Publication Date
GB930318A true GB930318A (en) 1963-07-03

Family

ID=26654399

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1072560A Expired GB930318A (en) 1959-03-26 1960-03-25 Improvements in or relating to circuit arrangements for restoring selector relays inan automatic telephone system employing relay selectors

Country Status (5)

Country Link
BE (1) BE588882A (enExample)
DE (1) DE1184811B (enExample)
DK (1) DK106866C (enExample)
GB (1) GB930318A (enExample)
NL (2) NL249695A (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT119408B (de) * 1928-01-25 1930-10-25 Gotthilf Ansgarius Betulander Wählereinrichtung mit gekreuzten Antriebsgliedern.
US2358095A (en) * 1943-03-09 1944-09-12 Bell Telephone Labor Inc Switching device

Also Published As

Publication number Publication date
DE1184811B (de) 1965-01-07
BE588882A (fr) 1960-07-18
NL135271C (enExample)
DK106866C (da) 1967-03-28
NL249695A (enExample)

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