JPS55127699A - Abnormality detector for trafic signal device - Google Patents

Abnormality detector for trafic signal device

Info

Publication number
JPS55127699A
JPS55127699A JP3456279A JP3456279A JPS55127699A JP S55127699 A JPS55127699 A JP S55127699A JP 3456279 A JP3456279 A JP 3456279A JP 3456279 A JP3456279 A JP 3456279A JP S55127699 A JPS55127699 A JP S55127699A
Authority
JP
Japan
Prior art keywords
signal device
abnormality detector
trafic
trafic signal
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
JP3456279A
Other languages
Japanese (ja)
Inventor
Kazuyoshi Takayama
Toshio Yamashita
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP3456279A priority Critical patent/JPS55127699A/en
Publication of JPS55127699A publication Critical patent/JPS55127699A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Traffic Control Systems (AREA)
JP3456279A 1979-03-23 1979-03-23 Abnormality detector for trafic signal device Pending JPS55127699A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3456279A JPS55127699A (en) 1979-03-23 1979-03-23 Abnormality detector for trafic signal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3456279A JPS55127699A (en) 1979-03-23 1979-03-23 Abnormality detector for trafic signal device

Publications (1)

Publication Number Publication Date
JPS55127699A true JPS55127699A (en) 1980-10-02

Family

ID=12417746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3456279A Pending JPS55127699A (en) 1979-03-23 1979-03-23 Abnormality detector for trafic signal device

Country Status (1)

Country Link
JP (1) JPS55127699A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06162391A (en) * 1992-11-24 1994-06-10 Tokyo Seimitsu Co Ltd Display device for traffic signal system
WO1996033480A1 (en) * 1995-04-20 1996-10-24 The Nippon Signal Co., Ltd. Monitor and control unit for traffic signals
US6504485B2 (en) 1996-12-17 2003-01-07 The Nippon Signal Co., Ltd. Monitoring apparatus and control apparatus for traffic signal lights

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06162391A (en) * 1992-11-24 1994-06-10 Tokyo Seimitsu Co Ltd Display device for traffic signal system
WO1996033480A1 (en) * 1995-04-20 1996-10-24 The Nippon Signal Co., Ltd. Monitor and control unit for traffic signals
US6184799B1 (en) 1995-04-20 2001-02-06 The Nippon Signal Co., Ltd. Monitoring apparatus and control apparatus for traffic signal lights
US6504485B2 (en) 1996-12-17 2003-01-07 The Nippon Signal Co., Ltd. Monitoring apparatus and control apparatus for traffic signal lights

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