JPS5797197A - Detector for disconnection or the like of automatic emergency alarm - Google Patents

Detector for disconnection or the like of automatic emergency alarm

Info

Publication number
JPS5797197A
JPS5797197A JP17287380A JP17287380A JPS5797197A JP S5797197 A JPS5797197 A JP S5797197A JP 17287380 A JP17287380 A JP 17287380A JP 17287380 A JP17287380 A JP 17287380A JP S5797197 A JPS5797197 A JP S5797197A
Authority
JP
Japan
Prior art keywords
disconnection
detector
emergency alarm
automatic emergency
automatic
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
JP17287380A
Other languages
Japanese (ja)
Inventor
Tomio Fujiyama
Hisashi Iri
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.)
Takenaka Komuten Co Ltd
Original Assignee
Takenaka Komuten 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 Takenaka Komuten Co Ltd filed Critical Takenaka Komuten Co Ltd
Priority to JP17287380A priority Critical patent/JPS5797197A/en
Publication of JPS5797197A publication Critical patent/JPS5797197A/en
Pending legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP17287380A 1980-12-08 1980-12-08 Detector for disconnection or the like of automatic emergency alarm Pending JPS5797197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17287380A JPS5797197A (en) 1980-12-08 1980-12-08 Detector for disconnection or the like of automatic emergency alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17287380A JPS5797197A (en) 1980-12-08 1980-12-08 Detector for disconnection or the like of automatic emergency alarm

Publications (1)

Publication Number Publication Date
JPS5797197A true JPS5797197A (en) 1982-06-16

Family

ID=15949880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17287380A Pending JPS5797197A (en) 1980-12-08 1980-12-08 Detector for disconnection or the like of automatic emergency alarm

Country Status (1)

Country Link
JP (1) JPS5797197A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60117398A (en) * 1983-11-29 1985-06-24 松下電工株式会社 Disconnection detecting circuit for fire alarm receiver
JPS61115289U (en) * 1984-12-28 1986-07-21
JPS63210956A (en) * 1987-02-27 1988-09-01 Mita Ind Co Ltd Relay abnormality detecting circuit for image forming device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60117398A (en) * 1983-11-29 1985-06-24 松下電工株式会社 Disconnection detecting circuit for fire alarm receiver
JPH0215110B2 (en) * 1983-11-29 1990-04-11 Matsushita Electric Works Ltd
JPS61115289U (en) * 1984-12-28 1986-07-21
JPS63210956A (en) * 1987-02-27 1988-09-01 Mita Ind Co Ltd Relay abnormality detecting circuit for image forming device

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