JPS6356590B2 - - Google Patents

Info

Publication number
JPS6356590B2
JPS6356590B2 JP4745082A JP4745082A JPS6356590B2 JP S6356590 B2 JPS6356590 B2 JP S6356590B2 JP 4745082 A JP4745082 A JP 4745082A JP 4745082 A JP4745082 A JP 4745082A JP S6356590 B2 JPS6356590 B2 JP S6356590B2
Authority
JP
Japan
Prior art keywords
circuit
bell
sound
fire
district
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.)
Expired
Application number
JP4745082A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58165190A (ja
Inventor
Hirobumi Fujii
Tetsuo Kimura
Toshio Hori
Takuji Motomatsu
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.)
Nittan Co Ltd
Original Assignee
Nittan 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 Nittan Co Ltd filed Critical Nittan Co Ltd
Priority to JP4745082A priority Critical patent/JPS58165190A/ja
Publication of JPS58165190A publication Critical patent/JPS58165190A/ja
Publication of JPS6356590B2 publication Critical patent/JPS6356590B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fire Alarms (AREA)
JP4745082A 1982-03-26 1982-03-26 火災報知装置の音響制御回路 Granted JPS58165190A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4745082A JPS58165190A (ja) 1982-03-26 1982-03-26 火災報知装置の音響制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4745082A JPS58165190A (ja) 1982-03-26 1982-03-26 火災報知装置の音響制御回路

Publications (2)

Publication Number Publication Date
JPS58165190A JPS58165190A (ja) 1983-09-30
JPS6356590B2 true JPS6356590B2 (en, 2012) 1988-11-08

Family

ID=12775485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4745082A Granted JPS58165190A (ja) 1982-03-26 1982-03-26 火災報知装置の音響制御回路

Country Status (1)

Country Link
JP (1) JPS58165190A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59174687U (ja) * 1983-04-30 1984-11-21 松下電工株式会社 火災受信機
JP3456859B2 (ja) * 1997-03-31 2003-10-14 能美防災株式会社 火災受信機
JP5323411B2 (ja) * 2008-07-23 2013-10-23 ニッタン株式会社 火災報知設備の音響停止装置

Also Published As

Publication number Publication date
JPS58165190A (ja) 1983-09-30

Similar Documents

Publication Publication Date Title
KR890004829B1 (ko) 말하는 화재경보 시스템
JPH0230555B2 (en, 2012)
US4401978A (en) Combination detector
US4331952A (en) Redundant sensor adapter
US4117479A (en) Multi-mode intrusion alarm system
US3513463A (en) Sound monitor intruder alarm system
US3579220A (en) Alarm system
US3049699A (en) Sound actuated detection and alarm system
JPS6356590B2 (en, 2012)
US4481502A (en) Central smoke alarm and annunciator
US3155954A (en) Automatic sensitivity control for sound actuated detection and alarm systems
US4477798A (en) Fire Alarm control system
US4222046A (en) Abnormal condition responsive means with periodic high sensitivity
US3866202A (en) Alarm circuitry
US3487397A (en) Acoustical alarm system
US4024519A (en) Intrusion alarm test system
JPH02121098A (ja) 火災報知装置
JPS6355120B2 (en, 2012)
JP2896923B2 (ja) 火災受信機
JPS6319912Y2 (en, 2012)
JPH0375917B2 (en, 2012)
JPS642234Y2 (en, 2012)
CA1197914A (en) Fire alarm control system
JPH0330956Y2 (en, 2012)
JPH029434Y2 (en, 2012)