JPS6174187U - - Google Patents

Info

Publication number
JPS6174187U
JPS6174187U JP15622084U JP15622084U JPS6174187U JP S6174187 U JPS6174187 U JP S6174187U JP 15622084 U JP15622084 U JP 15622084U JP 15622084 U JP15622084 U JP 15622084U JP S6174187 U JPS6174187 U JP S6174187U
Authority
JP
Japan
Prior art keywords
line
power supply
current
current detection
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.)
Pending
Application number
JP15622084U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP15622084U priority Critical patent/JPS6174187U/ja
Publication of JPS6174187U publication Critical patent/JPS6174187U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fire Alarms (AREA)
JP15622084U 1984-10-16 1984-10-16 Pending JPS6174187U (lv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15622084U JPS6174187U (lv) 1984-10-16 1984-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15622084U JPS6174187U (lv) 1984-10-16 1984-10-16

Publications (1)

Publication Number Publication Date
JPS6174187U true JPS6174187U (lv) 1986-05-20

Family

ID=30714229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15622084U Pending JPS6174187U (lv) 1984-10-16 1984-10-16

Country Status (1)

Country Link
JP (1) JPS6174187U (lv)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4970596A (lv) * 1972-07-17 1974-07-08
JPS5592997A (en) * 1978-12-29 1980-07-14 Matsushita Electric Works Ltd Abnormality detector
JPS5851388B2 (ja) * 1977-01-19 1983-11-16 武美 小坂 円筒状セパレ−タの製法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4970596A (lv) * 1972-07-17 1974-07-08
JPS5851388B2 (ja) * 1977-01-19 1983-11-16 武美 小坂 円筒状セパレ−タの製法
JPS5592997A (en) * 1978-12-29 1980-07-14 Matsushita Electric Works Ltd Abnormality detector

Similar Documents

Publication Publication Date Title
US4282519A (en) Interconnection of alarms of smoke detectors with distinguishable alarms
US3707708A (en) Muting circuit for a security alarm system providing a sonic alert
GB1446037A (en) Circuit integrity checking means for audio signal circuit
JPS6174187U (lv)
US3647974A (en) Sound-type detection system
JPS6237391U (lv)
JP2507811Y2 (ja) ガス漏れ火災警報設備の中継器
JPH039091Y2 (lv)
JP2775063B2 (ja) 多重伝送を利用した火災監視方法及びシステム
JPH05260646A (ja) 配電線の地絡検出方式
JPH01167748U (lv)
JPS6133188U (ja) 火災警報装置用ベル制御回路
JPH0138717Y2 (lv)
JPH03120640U (lv)
JPH053039B2 (lv)
JPS59155691U (ja) 火災報知システム
JPS5829092A (ja) 監視システム
JPS6155789U (lv)
JPS5933589U (ja) 火災報知設備の中継器
JPS6030086U (ja) 火災報知設備
JPS6042040U (ja) 地絡保護装置
JPH0392888U (lv)
JPS61155991U (lv)
JPS61153441U (lv)
JPS5831634A (ja) 信号伝送装置