JPS51112300A - Abnormality detector in traffic signal control device - Google Patents

Abnormality detector in traffic signal control device

Info

Publication number
JPS51112300A
JPS51112300A JP3683475A JP3683475A JPS51112300A JP S51112300 A JPS51112300 A JP S51112300A JP 3683475 A JP3683475 A JP 3683475A JP 3683475 A JP3683475 A JP 3683475A JP S51112300 A JPS51112300 A JP S51112300A
Authority
JP
Japan
Prior art keywords
control device
signal control
traffic signal
abnormality detector
abnormality
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
JP3683475A
Other languages
Japanese (ja)
Inventor
Ryoichi Fujimaki
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.)
Kyosan Electric Manufacturing Co Ltd
Original Assignee
Kyosan Electric Manufacturing 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 Kyosan Electric Manufacturing Co Ltd filed Critical Kyosan Electric Manufacturing Co Ltd
Priority to JP3683475A priority Critical patent/JPS51112300A/en
Publication of JPS51112300A publication Critical patent/JPS51112300A/en
Pending legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To improve the accuracy and reliability, and simplify the structure by eliminating an independent timer.
COPYRIGHT: (C)1976,JPO&Japio
JP3683475A 1975-03-28 1975-03-28 Abnormality detector in traffic signal control device Pending JPS51112300A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3683475A JPS51112300A (en) 1975-03-28 1975-03-28 Abnormality detector in traffic signal control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3683475A JPS51112300A (en) 1975-03-28 1975-03-28 Abnormality detector in traffic signal control device

Publications (1)

Publication Number Publication Date
JPS51112300A true JPS51112300A (en) 1976-10-04

Family

ID=12480762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3683475A Pending JPS51112300A (en) 1975-03-28 1975-03-28 Abnormality detector in traffic signal control device

Country Status (1)

Country Link
JP (1) JPS51112300A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816639U (en) * 1981-07-27 1983-02-01 大阪瓦斯株式会社 Camera device for inspecting the inner surface of a cylindrical body

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS494639U (en) * 1972-04-14 1974-01-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS494639U (en) * 1972-04-14 1974-01-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816639U (en) * 1981-07-27 1983-02-01 大阪瓦斯株式会社 Camera device for inspecting the inner surface of a cylindrical body

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