GB655941A - Improvements in or relating to electric selecting circuits - Google Patents

Improvements in or relating to electric selecting circuits

Info

Publication number
GB655941A
GB655941A GB16203/47A GB1620347A GB655941A GB 655941 A GB655941 A GB 655941A GB 16203/47 A GB16203/47 A GB 16203/47A GB 1620347 A GB1620347 A GB 1620347A GB 655941 A GB655941 A GB 655941A
Authority
GB
United Kingdom
Prior art keywords
selector
relay
relays
respond
director
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
GB16203/47A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB655941A publication Critical patent/GB655941A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Relay Circuits (AREA)
  • Keying Circuit Devices (AREA)
GB16203/47A 1945-11-06 1947-06-19 Improvements in or relating to electric selecting circuits Expired GB655941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921189X 1945-11-06

Publications (1)

Publication Number Publication Date
GB655941A true GB655941A (en) 1951-08-08

Family

ID=32922456

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16203/47A Expired GB655941A (en) 1945-11-06 1947-06-19 Improvements in or relating to electric selecting circuits

Country Status (4)

Country Link
US (1) US2490048A (pm)
FR (1) FR921189A (pm)
GB (1) GB655941A (pm)
NL (1) NL74858C (pm)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL154404B (nl) * 1949-06-24 Gen Foods Corp Werkwijze voor het bereiden van met aceetaldehyde gearomatiseerde saccharose.
US2926216A (en) * 1956-10-26 1960-02-23 Arthur D Alexander Multiple pulse communication system
BE614532A (pm) * 1962-03-14
BE633916A (pm) * 1962-06-25
GB1112573A (en) * 1963-11-29 1968-05-08 Automatic Switching Ltd Improvements in or relating to polarised relay circuits and to electrical traffic analysers using such circuits

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE22794E (en) * 1946-10-01 G deakin
NL57799C (nl) * 1941-03-07 1945-09-15 Bell Telephone Mfg Schakeling voor het besturen van een apparatuur in seinstelsels, in het bijzonder van de instelling van schakelaars in centrales voor telefoonstelsels
US2376346A (en) * 1943-06-21 1945-05-22 Int Standard Electric Corp Telecommunication system
US2423078A (en) * 1943-10-20 1947-07-01 Bell Telephone Labor Inc Harmonic generator

Also Published As

Publication number Publication date
NL74858C (pm)
FR921189A (fr) 1947-04-29
US2490048A (en) 1949-12-06

Similar Documents

Publication Publication Date Title
ES377257A1 (es) Mejoras en reles.
USRE22794E (en) G deakin
GB655941A (en) Improvements in or relating to electric selecting circuits
US2884489A (en) Electrical identification or selection equipment
GB979515A (en) Improvements in or relating to circuit arrangements for automatic switching systems
GB1116730A (en) Attenuator apparatus
US2376346A (en) Telecommunication system
US3710200A (en) Switching control systems
US3462653A (en) System of the kind comprising a number of relay arrangements
US3067363A (en) Pulse frequency divider
GB737876A (en) System for the scanning and selection of electrical circuits or equipments
GB803006A (en) Improvements in or relating to crossed-bar distributors for use with electric control systems
US2864075A (en) Switching network
GB604632A (en) Improvements relating to regulator switching arrangements for polyphase electrical systems
US2381727A (en) Automatic and semiautomatic telephone exchange system
GB641881A (en) Electrical control system
US2933562A (en) Automatic telephone switches having means for limiting the testing interval
GB928172A (en) Improvements relating to telephone exchange systems
US1428631A (en) Testing and adjusting apparatus for cord circuits
GB756419A (en) Improvements in or relating to electrical switching circuits
US1559659A (en) Service-observing equipment for automatic telephone systems
GB1282335A (en) Improvements in or relating to high frequency switches for attenuation boxes
US2380282A (en) Remote signaling system
GB587847A (en) An electric circuit arrangement including a relay
SU429478A1 (ru) Матричный коммутатор