JPS59202595A - 火報システム - Google Patents

火報システム

Info

Publication number
JPS59202595A
JPS59202595A JP7682983A JP7682983A JPS59202595A JP S59202595 A JPS59202595 A JP S59202595A JP 7682983 A JP7682983 A JP 7682983A JP 7682983 A JP7682983 A JP 7682983A JP S59202595 A JPS59202595 A JP S59202595A
Authority
JP
Japan
Prior art keywords
smoke
fire
smoke detector
level
signal
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
JP7682983A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0445880B2 (en, 2012
Inventor
村上　和正
穆 山田
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP7682983A priority Critical patent/JPS59202595A/ja
Publication of JPS59202595A publication Critical patent/JPS59202595A/ja
Publication of JPH0445880B2 publication Critical patent/JPH0445880B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP7682983A 1983-04-30 1983-04-30 火報システム Granted JPS59202595A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7682983A JPS59202595A (ja) 1983-04-30 1983-04-30 火報システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7682983A JPS59202595A (ja) 1983-04-30 1983-04-30 火報システム

Publications (2)

Publication Number Publication Date
JPS59202595A true JPS59202595A (ja) 1984-11-16
JPH0445880B2 JPH0445880B2 (en, 2012) 1992-07-28

Family

ID=13616565

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7682983A Granted JPS59202595A (ja) 1983-04-30 1983-04-30 火報システム

Country Status (1)

Country Link
JP (1) JPS59202595A (en, 2012)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62236100A (ja) * 1986-04-08 1987-10-16 日立電子エンジニアリング株式会社 異常検出方式
US4785284A (en) * 1986-05-16 1988-11-15 Nittan Company, Ltd. Fire monitoring system
JP2013254293A (ja) * 2012-06-06 2013-12-19 Hochiki Corp 警報システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5722541A (en) * 1980-07-15 1982-02-05 Matsushita Electric Works Ltd Light reduction type smoke sensor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5722541A (en) * 1980-07-15 1982-02-05 Matsushita Electric Works Ltd Light reduction type smoke sensor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62236100A (ja) * 1986-04-08 1987-10-16 日立電子エンジニアリング株式会社 異常検出方式
US4785284A (en) * 1986-05-16 1988-11-15 Nittan Company, Ltd. Fire monitoring system
JP2013254293A (ja) * 2012-06-06 2013-12-19 Hochiki Corp 警報システム

Also Published As

Publication number Publication date
JPH0445880B2 (en, 2012) 1992-07-28

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