JPS59134889U - gas alarm - Google Patents

gas alarm

Info

Publication number
JPS59134889U
JPS59134889U JP2707183U JP2707183U JPS59134889U JP S59134889 U JPS59134889 U JP S59134889U JP 2707183 U JP2707183 U JP 2707183U JP 2707183 U JP2707183 U JP 2707183U JP S59134889 U JPS59134889 U JP S59134889U
Authority
JP
Japan
Prior art keywords
light emitting
gas alarm
initial delay
emitting diode
color
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
JP2707183U
Other languages
Japanese (ja)
Other versions
JPH021668Y2 (en
Inventor
曽根　雪夫
Original Assignee
矢崎総業株式会社
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 矢崎総業株式会社 filed Critical 矢崎総業株式会社
Priority to JP2707183U priority Critical patent/JPS59134889U/en
Publication of JPS59134889U publication Critical patent/JPS59134889U/en
Application granted granted Critical
Publication of JPH021668Y2 publication Critical patent/JPH021668Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Audible And Visible Signals (AREA)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａ、　　ｂ、　　ｃは従来のガス訃報器の初期遅
延時の動作を例示した図、第２図は本考案による初期遅
延回路および初期遅延残り時間表示回路を例示した図で
ある。 １・・・・・・比較器、４・・・・・・演算増幅器、６
・・・・・・２色発光ダイオード。FIGS. 1A, 1B, and 1C are diagrams illustrating the operation of a conventional gas mortuary alarm during an initial delay, and FIG. 2 is a diagram illustrating an initial delay circuit and an initial delay remaining time display circuit according to the present invention. 1... Comparator, 4... Operational amplifier, 6
...Two-color light emitting diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源投入から所定時間ガス検出機能を停止させる初期遅
延回路を備えたガス警報器において、初期遅延残り時間
を発光色変化により表示する２色発光ダイオードと、前
記初期遅延回路の時間計数信号を受けその値に従って前
記２色発光ダイオードの一方は電流が増加、他方は電流
が減少するように制御する回路とを備えたことを特徴と
するガス警報器。A gas alarm equipped with an initial delay circuit that stops the gas detection function for a predetermined period of time after power-on includes a two-color light emitting diode that displays the remaining time of the initial delay by changing the color of the light emitted, and a light emitting diode that receives a time count signal from the initial delay circuit. A gas alarm device comprising: a circuit for controlling one of the two-color light emitting diodes so that the current increases and the other one decreases the current according to the value.
JP2707183U 1983-02-28 1983-02-28 gas alarm Granted JPS59134889U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2707183U JPS59134889U (en) 1983-02-28 1983-02-28 gas alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2707183U JPS59134889U (en) 1983-02-28 1983-02-28 gas alarm

Publications (2)

Publication Number Publication Date
JPS59134889U true JPS59134889U (en) 1984-09-08
JPH021668Y2 JPH021668Y2 (en) 1990-01-16

Family

ID=30157966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2707183U Granted JPS59134889U (en) 1983-02-28 1983-02-28 gas alarm

Country Status (1)

Country Link
JP (1) JPS59134889U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6165595U (en) * 1984-09-28 1986-05-06
JPS6376989U (en) * 1986-11-07 1988-05-21

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56172186U (en) * 1980-05-23 1981-12-19
JPS57140495U (en) * 1981-02-27 1982-09-02
JPS57199390U (en) * 1981-06-15 1982-12-17

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56172186U (en) * 1980-05-23 1981-12-19
JPS57140495U (en) * 1981-02-27 1982-09-02
JPS57199390U (en) * 1981-06-15 1982-12-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6165595U (en) * 1984-09-28 1986-05-06
JPS6376989U (en) * 1986-11-07 1988-05-21

Also Published As

Publication number Publication date
JPH021668Y2 (en) 1990-01-16

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