JPS5563493A - Fire alarm in tunnel - Google Patents

Fire alarm in tunnel

Info

Publication number
JPS5563493A
JPS5563493A JP13628078A JP13628078A JPS5563493A JP S5563493 A JPS5563493 A JP S5563493A JP 13628078 A JP13628078 A JP 13628078A JP 13628078 A JP13628078 A JP 13628078A JP S5563493 A JPS5563493 A JP S5563493A
Authority
JP
Japan
Prior art keywords
tunnel
fire alarm
alarm
fire
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
JP13628078A
Other languages
Japanese (ja)
Other versions
JPS5938638B2 (en
Inventor
Yoshinori Igarashi
Tooru Tamura
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai Kogyo 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 Nohmi Bosai Kogyo Co Ltd filed Critical Nohmi Bosai Kogyo Co Ltd
Priority to JP13628078A priority Critical patent/JPS5938638B2/en
Publication of JPS5563493A publication Critical patent/JPS5563493A/en
Publication of JPS5938638B2 publication Critical patent/JPS5938638B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
JP13628078A 1978-11-07 1978-11-07 Fire alarm equipment in tunnels Expired JPS5938638B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13628078A JPS5938638B2 (en) 1978-11-07 1978-11-07 Fire alarm equipment in tunnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13628078A JPS5938638B2 (en) 1978-11-07 1978-11-07 Fire alarm equipment in tunnels

Publications (2)

Publication Number Publication Date
JPS5563493A true JPS5563493A (en) 1980-05-13
JPS5938638B2 JPS5938638B2 (en) 1984-09-18

Family

ID=15171487

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13628078A Expired JPS5938638B2 (en) 1978-11-07 1978-11-07 Fire alarm equipment in tunnels

Country Status (1)

Country Link
JP (1) JPS5938638B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182889A (en) * 1981-04-16 1982-11-10 Emi Ltd Flame detector
JPH06325268A (en) * 1993-05-11 1994-11-25 Nohmi Bosai Ltd Radiation type fire sensor
US6232690B1 (en) 1997-03-04 2001-05-15 Papst-Motoren Gmbh & Co. Kg Electronically commutated DC

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0225087Y2 (en) * 1984-12-08 1990-07-10
JPH0318453U (en) * 1989-06-26 1991-02-22

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182889A (en) * 1981-04-16 1982-11-10 Emi Ltd Flame detector
JPH06325268A (en) * 1993-05-11 1994-11-25 Nohmi Bosai Ltd Radiation type fire sensor
US6232690B1 (en) 1997-03-04 2001-05-15 Papst-Motoren Gmbh & Co. Kg Electronically commutated DC

Also Published As

Publication number Publication date
JPS5938638B2 (en) 1984-09-18

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