CA1021856A - Traffic controller - Google Patents

Traffic controller

Info

Publication number
CA1021856A
CA1021856A CA178,529A CA178529A CA1021856A CA 1021856 A CA1021856 A CA 1021856A CA 178529 A CA178529 A CA 178529A CA 1021856 A CA1021856 A CA 1021856A
Authority
CA
Canada
Prior art keywords
traffic controller
traffic
controller
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
CA178,529A
Other languages
French (fr)
Other versions
CA178529S (en
Inventor
Larry O. Hoffman
Frank W. Hill
Richard A. Spilo
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.)
GULF AND WESTERN INDUSTRIES
Original Assignee
GULF AND WESTERN INDUSTRIES
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 GULF AND WESTERN INDUSTRIES filed Critical GULF AND WESTERN INDUSTRIES
Priority to CA271,138A priority Critical patent/CA1027658A/en
Priority to CA271,139A priority patent/CA1027200A/en
Application granted granted Critical
Publication of CA1021856A publication Critical patent/CA1021856A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
CA178,529A 1972-09-14 1973-08-10 Traffic controller Expired CA1021856A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA271,138A CA1027658A (en) 1972-09-14 1977-02-07 Traffic controller
CA271,139A CA1027200A (en) 1972-09-14 1977-02-07 Traffic controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28931272A 1972-09-14 1972-09-14

Publications (1)

Publication Number Publication Date
CA1021856A true CA1021856A (en) 1977-11-29

Family

ID=23110981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,529A Expired CA1021856A (en) 1972-09-14 1973-08-10 Traffic controller

Country Status (4)

Country Link
CA (1) CA1021856A (en)
DE (1) DE2345829C3 (en)
FR (1) FR2200571A1 (en)
GB (1) GB1445721A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498786A1 (en) * 1981-01-26 1982-07-30 Electronique Vehicules Reseaux Traffic light control system - uses single power supply cable with local interface containing microprocessor at each set of lights
CN114299737B (en) * 2021-12-03 2022-12-02 江苏航天大为科技股份有限公司 Synchronous timing signal generating device for internet connection signal lamp

Also Published As

Publication number Publication date
AU6034173A (en) 1975-03-20
GB1445721A (en) 1976-08-11
DE2345829B2 (en) 1978-08-24
DE2345829A1 (en) 1974-03-21
FR2200571A1 (en) 1974-04-19
DE2345829C3 (en) 1979-04-26

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