FR1040158A - Circuit de temporisation pour signaux de circulation - Google Patents

Circuit de temporisation pour signaux de circulation

Info

Publication number
FR1040158A
FR1040158A FR1040158DA FR1040158A FR 1040158 A FR1040158 A FR 1040158A FR 1040158D A FR1040158D A FR 1040158DA FR 1040158 A FR1040158 A FR 1040158A
Authority
FR
France
Prior art keywords
time delay
delay circuit
traffic signals
traffic
signals
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
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.)
British Telecommunications PLC
British Telecommunications Research Ltd
Original Assignee
British Telecommunications PLC
British Telecommunications Research 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
Application filed by British Telecommunications PLC, British Telecommunications Research Ltd filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of FR1040158A publication Critical patent/FR1040158A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H03K17/288—Modifications for introducing a time delay before switching in tube switches
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/085—Controlling traffic signals using a free-running cyclic timer
FR1040158D 1950-07-31 1951-07-27 Circuit de temporisation pour signaux de circulation Expired FR1040158A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19094/50A GB690503A (en) 1950-07-31 1950-07-31 Improvements in or relating to electrical timing circuits employing thermionic valves

Publications (1)

Publication Number Publication Date
FR1040158A true FR1040158A (fr) 1953-10-13

Family

ID=10123684

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1040158D Expired FR1040158A (fr) 1950-07-31 1951-07-27 Circuit de temporisation pour signaux de circulation

Country Status (3)

Country Link
US (1) US2752511A (fr)
FR (1) FR1040158A (fr)
GB (1) GB690503A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272188B (de) * 1964-07-15 1968-07-04 Signalbau Huber Muenchen K G Signalschalter fuer einen Lichtsignalgeber

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE949413C (de) * 1954-02-04 1956-09-20 Licentia Gmbh Zeitkreis
US2952800A (en) * 1957-11-07 1960-09-13 Howard D Gulnac Time delay device
US2939083A (en) * 1958-06-23 1960-05-31 John D Hague Double integration memory circuit responding to bi-polar pulse video input signal
DE1171011B (de) * 1959-04-14 1964-05-27 Western Electric Co Schaltungsanordnung zur Erzeugung einer Ausgangsspannung, die nach einer bestimmten Zeitspanne auf einen Schaltvorgang folgt
US3100351A (en) * 1960-03-07 1963-08-13 Burroughs Corp Keyboard training device
DE1149388B (de) * 1960-09-27 1963-05-30 Vakutronik Veb Elektronischer Zeitschalter
US3056051A (en) * 1960-11-25 1962-09-25 Robert L Burdick Multipurpose electronic timer
US3233190A (en) * 1963-01-03 1966-02-01 Bell Telephone Labor Inc Astable multivibrators with progressively varying time constants
DE1205141B (de) * 1964-07-25 1965-11-18 Schmidt Geb Metallwarenfab Multivibrator mit zwei komplementaeren Transistoren

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2458283A (en) * 1944-10-23 1949-01-04 Automatic Elect Lab Impulse generator
US2583792A (en) * 1948-05-22 1952-01-29 Lloyd E Nelson Timer circuit
US2591810A (en) * 1948-09-25 1952-04-08 Rca Corp Electrical time-delay network

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272188B (de) * 1964-07-15 1968-07-04 Signalbau Huber Muenchen K G Signalschalter fuer einen Lichtsignalgeber

Also Published As

Publication number Publication date
US2752511A (en) 1956-06-26
GB690503A (en) 1953-04-22

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