JPS51121299A - Traffic signal control deivce - Google Patents

Traffic signal control deivce

Info

Publication number
JPS51121299A
JPS51121299A JP4621775A JP4621775A JPS51121299A JP S51121299 A JPS51121299 A JP S51121299A JP 4621775 A JP4621775 A JP 4621775A JP 4621775 A JP4621775 A JP 4621775A JP S51121299 A JPS51121299 A JP S51121299A
Authority
JP
Japan
Prior art keywords
signal control
traffic signal
control deivce
deivce
result
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.)
Pending
Application number
JP4621775A
Other languages
Japanese (ja)
Inventor
Norio Sakai
Hiroshi Takahashi
Isao Ikeda
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.)
Nippon Signal Co Ltd
Original Assignee
Nippon Signal 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
Application filed by Nippon Signal Co Ltd filed Critical Nippon Signal Co Ltd
Priority to JP4621775A priority Critical patent/JPS51121299A/en
Publication of JPS51121299A publication Critical patent/JPS51121299A/en
Pending legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To provide a means of preventing erroneous signal indications as a result of power failures.
COPYRIGHT: (C)1976,JPO&Japio
JP4621775A 1975-04-16 1975-04-16 Traffic signal control deivce Pending JPS51121299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4621775A JPS51121299A (en) 1975-04-16 1975-04-16 Traffic signal control deivce

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4621775A JPS51121299A (en) 1975-04-16 1975-04-16 Traffic signal control deivce

Publications (1)

Publication Number Publication Date
JPS51121299A true JPS51121299A (en) 1976-10-23

Family

ID=12740927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4621775A Pending JPS51121299A (en) 1975-04-16 1975-04-16 Traffic signal control deivce

Country Status (1)

Country Link
JP (1) JPS51121299A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924239U (en) * 1972-05-31 1974-03-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924239U (en) * 1972-05-31 1974-03-01

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