GB752902A - Improvements in or relating to crossbar switches - Google Patents

Improvements in or relating to crossbar switches

Info

Publication number
GB752902A
GB752902A GB4278/54A GB427854A GB752902A GB 752902 A GB752902 A GB 752902A GB 4278/54 A GB4278/54 A GB 4278/54A GB 427854 A GB427854 A GB 427854A GB 752902 A GB752902 A GB 752902A
Authority
GB
United Kingdom
Prior art keywords
bar
selecting
operating
indicating means
magnet
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
GB4278/54A
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 GB752902A publication Critical patent/GB752902A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Structure Of Telephone Exchanges (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
GB4278/54A 1953-02-14 1954-02-12 Improvements in or relating to crossbar switches Expired GB752902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE752902X 1953-02-14

Publications (1)

Publication Number Publication Date
GB752902A true GB752902A (en) 1956-07-18

Family

ID=20326515

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4278/54A Expired GB752902A (en) 1953-02-14 1954-02-12 Improvements in or relating to crossbar switches

Country Status (4)

Country Link
BE (1) BE526371A (enrdf_load_stackoverflow)
DE (1) DE955427C (enrdf_load_stackoverflow)
FR (1) FR1093207A (enrdf_load_stackoverflow)
GB (1) GB752902A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096422A (en) * 1959-02-10 1963-07-02 Ericsson Telefon Ab L M Multi-contact switching device
US3020375A (en) * 1959-04-27 1962-02-06 Oak Mfg Co Electric switch

Also Published As

Publication number Publication date
DE955427C (de) 1957-01-03
BE526371A (enrdf_load_stackoverflow)
FR1093207A (enrdf_load_stackoverflow) 1955-05-02

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