JPS5220000A - Traffic signal unit - Google Patents

Traffic signal unit

Info

Publication number
JPS5220000A
JPS5220000A JP9692975A JP9692975A JPS5220000A JP S5220000 A JPS5220000 A JP S5220000A JP 9692975 A JP9692975 A JP 9692975A JP 9692975 A JP9692975 A JP 9692975A JP S5220000 A JPS5220000 A JP S5220000A
Authority
JP
Japan
Prior art keywords
traffic signal
signal unit
yellow
green
same surface
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
JP9692975A
Other languages
Japanese (ja)
Inventor
Rokuro Umemura
Hideyuki Ichimura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP9692975A priority Critical patent/JPS5220000A/en
Publication of JPS5220000A publication Critical patent/JPS5220000A/en
Pending legal-status Critical Current

Links

Landscapes

  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To obtain a traffic signal unit with high display performance, reduced consuming power and long life by displaying red, yellow or green on a same surface.
COPYRIGHT: (C)1977,JPO&Japio
JP9692975A 1975-08-08 1975-08-08 Traffic signal unit Pending JPS5220000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9692975A JPS5220000A (en) 1975-08-08 1975-08-08 Traffic signal unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9692975A JPS5220000A (en) 1975-08-08 1975-08-08 Traffic signal unit

Publications (1)

Publication Number Publication Date
JPS5220000A true JPS5220000A (en) 1977-02-15

Family

ID=14178026

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9692975A Pending JPS5220000A (en) 1975-08-08 1975-08-08 Traffic signal unit

Country Status (1)

Country Link
JP (1) JPS5220000A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092200A (en) * 1973-12-14 1975-07-23
JPS55137664A (en) * 1979-04-15 1980-10-27 Matsushita Electric Works Ltd Lighting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49115499A (en) * 1973-03-05 1974-11-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49115499A (en) * 1973-03-05 1974-11-05

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092200A (en) * 1973-12-14 1975-07-23
JPS55137664A (en) * 1979-04-15 1980-10-27 Matsushita Electric Works Ltd Lighting device

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