JPH0187488U - - Google Patents

Info

Publication number
JPH0187488U
JPH0187488U JP18045787U JP18045787U JPH0187488U JP H0187488 U JPH0187488 U JP H0187488U JP 18045787 U JP18045787 U JP 18045787U JP 18045787 U JP18045787 U JP 18045787U JP H0187488 U JPH0187488 U JP H0187488U
Authority
JP
Japan
Prior art keywords
fire
alarm system
counting circuit
sensing lines
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
JP18045787U
Other languages
English (en)
Other versions
JPH0542559Y2 (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 JP1987180457U priority Critical patent/JPH0542559Y2/ja
Publication of JPH0187488U publication Critical patent/JPH0187488U/ja
Application granted granted Critical
Publication of JPH0542559Y2 publication Critical patent/JPH0542559Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)

Description

【図面の簡単な説明】
図面はこの考案の火災報知機の一実施例を示す
ブロツク回路図である。 １……タイマ回路、２……カウンタ回路、３…
…表示器、４……警報器、５……火災感知器、Ｒ
Ａ，ＲＢ，ＲＣ……リレー、Ｅ……電源、Ｃ１，
Ｃ２……コンデンサ、Ｒ１，Ｒ２……抵抗、Ｄ１
，Ｄ２……ダイオード、ＳＷ……スイツチ、Ｌ，
Ｃ……線路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 火災感知器がそれぞれ接続された複数の感知回
    線を備え、該複数の感知回線による第１火災信号
    から所定時間内に第２火災信号がある場合のみ火
    災発生を報知する火災報知機において、上記火災
    信号の到来を計数する計数回路と、該計数回路の
    計数値を表示する表示器とを具備したことを特徴
    とする火災報知機。
JP1987180457U 1987-11-28 1987-11-28 Expired - Lifetime JPH0542559Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987180457U JPH0542559Y2 (ja) 1987-11-28 1987-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987180457U JPH0542559Y2 (ja) 1987-11-28 1987-11-28

Publications (2)

Publication Number Publication Date
JPH0187488U true JPH0187488U (ja) 1989-06-09
JPH0542559Y2 JPH0542559Y2 (ja) 1993-10-26

Family

ID=31471977

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987180457U Expired - Lifetime JPH0542559Y2 (ja) 1987-11-28 1987-11-28

Country Status (1)

Country Link
JP (1) JPH0542559Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376645A (en) * 1976-12-18 1978-07-07 Takaaki Shimado Digital display signal monitor
JPS5815839A (ja) * 1981-07-22 1983-01-29 株式会社トプコン 眼屈折力測定装置
JPS6225237A (ja) * 1985-07-26 1987-02-03 Toa Medical Electronics Co Ltd 光による粒子検出装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376645A (en) * 1976-12-18 1978-07-07 Takaaki Shimado Digital display signal monitor
JPS5815839A (ja) * 1981-07-22 1983-01-29 株式会社トプコン 眼屈折力測定装置
JPS6225237A (ja) * 1985-07-26 1987-02-03 Toa Medical Electronics Co Ltd 光による粒子検出装置

Also Published As

Publication number Publication date
JPH0542559Y2 (ja) 1993-10-26

Similar Documents

Publication Publication Date Title
CA2437386A1 (en) Reflex tester and method for measurement
JPH0187488U (ja)
JPS61189397U (ja)
JPS63171891U (ja)
JPH01142093U (ja)
JPH0512872Y2 (ja)
JPS6229725U (ja)
SU1472934A1 (ru) Устройство дл сигнализации
JPS6194066U (ja)
JPS6335195U (ja)
JPS635423U (ja)
JPS62125991U (ja)
JPH022776U (ja)
JPS6214556U (ja)
JPH0232095U (ja)
JPS62183292U (ja)
JPS61185190U (ja)
JPH0296685U (ja)
JPS64892U (ja)
JPH0361507U (ja)
JPS62120788U (ja)
JPS61201193U (ja)
JPS63131542U (ja)
JPS61133942U (ja)
JPH0358051U (ja)