JPS5218616A - Signal lamp control circuit - Google Patents

Signal lamp control circuit

Info

Publication number
JPS5218616A
JPS5218616A JP50052587A JP5258775A JPS5218616A JP S5218616 A JPS5218616 A JP S5218616A JP 50052587 A JP50052587 A JP 50052587A JP 5258775 A JP5258775 A JP 5258775A JP S5218616 A JPS5218616 A JP S5218616A
Authority
JP
Japan
Prior art keywords
control circuit
lamp control
signal lamp
progress
lamp indicating
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.)
Granted
Application number
JP50052587A
Other languages
Japanese (ja)
Other versions
JPS5511542B2 (en
Inventor
Tomokichi Ishii
Takeo Murata
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.)
TOHO DENKI KOGYO KK
TOHO DENKI KOUGIYOU KK
TOUHOU DENKI KOUGIYOU KK
Original Assignee
TOHO DENKI KOGYO KK
TOHO DENKI KOUGIYOU KK
TOUHOU DENKI KOUGIYOU KK
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 TOHO DENKI KOGYO KK, TOHO DENKI KOUGIYOU KK, TOUHOU DENKI KOUGIYOU KK filed Critical TOHO DENKI KOGYO KK
Priority to JP50052587A priority Critical patent/JPS5218616A/en
Publication of JPS5218616A publication Critical patent/JPS5218616A/en
Publication of JPS5511542B2 publication Critical patent/JPS5511542B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

PURPOSE: When a colored lamp indicating progress breaks, another colored lamp indicating more restricted progress lights.
COPYRIGHT: (C)1977,JPO&Japio
JP50052587A 1975-05-02 1975-05-02 Signal lamp control circuit Granted JPS5218616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50052587A JPS5218616A (en) 1975-05-02 1975-05-02 Signal lamp control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50052587A JPS5218616A (en) 1975-05-02 1975-05-02 Signal lamp control circuit

Publications (2)

Publication Number Publication Date
JPS5218616A true JPS5218616A (en) 1977-02-12
JPS5511542B2 JPS5511542B2 (en) 1980-03-26

Family

ID=12918914

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50052587A Granted JPS5218616A (en) 1975-05-02 1975-05-02 Signal lamp control circuit

Country Status (1)

Country Link
JP (1) JPS5218616A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0640336A (en) * 1992-05-25 1994-02-15 Sankosha:Kk Railway signal extinguishment preventing device
JP2010125905A (en) * 2008-11-26 2010-06-10 Hitachi Ltd Signal lamp control circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0640336A (en) * 1992-05-25 1994-02-15 Sankosha:Kk Railway signal extinguishment preventing device
JP2010125905A (en) * 2008-11-26 2010-06-10 Hitachi Ltd Signal lamp control circuit

Also Published As

Publication number Publication date
JPS5511542B2 (en) 1980-03-26

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