GB549047A - Improvements in electrical signalling systems utilising trains of impulses for control purposes - Google Patents

Improvements in electrical signalling systems utilising trains of impulses for control purposes

Info

Publication number
GB549047A
GB549047A GB5514/41A GB551441A GB549047A GB 549047 A GB549047 A GB 549047A GB 5514/41 A GB5514/41 A GB 5514/41A GB 551441 A GB551441 A GB 551441A GB 549047 A GB549047 A GB 549047A
Authority
GB
United Kingdom
Prior art keywords
relay
impulse
release
magnet
milliseconds
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
GB5514/41A
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
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
Priority to NL64857D priority Critical patent/NL64857C/xx
Priority to NL106092D priority patent/NL106092C/xx
Priority to BE468430D priority patent/BE468430A/xx
Priority to GB16350/42A priority patent/GB550350A/en
Priority to GB5514/41A priority patent/GB549047A/en
Priority to GB11926/42A priority patent/GB549074A/en
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Priority to US434762A priority patent/US2334591A/en
Priority to CH241317D priority patent/CH241317A/de
Priority to FR907461D priority patent/FR907461A/fr
Publication of GB549047A publication Critical patent/GB549047A/en
Priority to DEP29260A priority patent/DE842361C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Relay Circuits (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
GB5514/41A 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes Expired GB549047A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL106092D NL106092C (enrdf_load_stackoverflow) 1941-04-28
BE468430D BE468430A (enrdf_load_stackoverflow) 1941-04-28
NL64857D NL64857C (enrdf_load_stackoverflow) 1941-04-28
GB5514/41A GB549047A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
GB11926/42A GB549074A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
GB16350/42A GB550350A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
US434762A US2334591A (en) 1941-04-28 1942-03-14 Electrical signaling arrangement
CH241317D CH241317A (de) 1941-04-28 1942-03-26 Elektrische Steuerungseinrichtung.
FR907461D FR907461A (fr) 1941-04-28 1942-04-28 Perfectionnements aux systèmes électriques de signalisation
DEP29260A DE842361C (de) 1941-04-28 1949-01-01 Auf Stromstoesse ansprechende Vorrichtung zur Verwendung bei einer elektrischen Signalisiervorrichtung, insbesondere in Fernsprechwaehlanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5514/41A GB549047A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes

Publications (1)

Publication Number Publication Date
GB549047A true GB549047A (en) 1942-11-04

Family

ID=9797640

Family Applications (3)

Application Number Title Priority Date Filing Date
GB5514/41A Expired GB549047A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
GB16350/42A Expired GB550350A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
GB11926/42A Expired GB549074A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB16350/42A Expired GB550350A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes
GB11926/42A Expired GB549074A (en) 1941-04-28 1941-04-28 Improvements in electrical signalling systems utilising trains of impulses for control purposes

Country Status (7)

Country Link
US (1) US2334591A (enrdf_load_stackoverflow)
BE (1) BE468430A (enrdf_load_stackoverflow)
CH (1) CH241317A (enrdf_load_stackoverflow)
DE (1) DE842361C (enrdf_load_stackoverflow)
FR (1) FR907461A (enrdf_load_stackoverflow)
GB (3) GB549047A (enrdf_load_stackoverflow)
NL (2) NL64857C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
US2334591A (en) 1943-11-16
FR907461A (fr) 1946-03-13
DE842361C (de) 1952-06-26
BE468430A (enrdf_load_stackoverflow)
CH241317A (de) 1946-02-28
GB549074A (en) 1942-11-04
GB550350A (en) 1943-01-04
NL106092C (enrdf_load_stackoverflow)
NL64857C (enrdf_load_stackoverflow)

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