JPS6030089U - 光電式煙感知器 - Google Patents

光電式煙感知器

Info

Publication number
JPS6030089U
JPS6030089U JP11897383U JP11897383U JPS6030089U JP S6030089 U JPS6030089 U JP S6030089U JP 11897383 U JP11897383 U JP 11897383U JP 11897383 U JP11897383 U JP 11897383U JP S6030089 U JPS6030089 U JP S6030089U
Authority
JP
Japan
Prior art keywords
light
smoke detector
photoelectric smoke
output
amplifying
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
JP11897383U
Other languages
English (en)
Other versions
JPH0418076Y2 (ja
Inventor
下村　茂樹
森末　一成
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP11897383U priority Critical patent/JPS6030089U/ja
Publication of JPS6030089U publication Critical patent/JPS6030089U/ja
Application granted granted Critical
Publication of JPH0418076Y2 publication Critical patent/JPH0418076Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (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。

Description

【図面の簡単な説明】
第１図は従来例の回路図、第２図は動１の動作説明図、
第３図は本考案−実施例の回路図である。 １は投光手段、２は受光手段、３は前段増巾器、４は後
段増巾器、ＶＲは感度設定用ボリウムである。

Claims (1)

    【実用新案登録請求の範囲】
  1. 所定周期のパルス光を投光する投光手段と、投光手段に
    適宜間隔をもって対向し該パルス光を受光する受光手段
    と、受光手段出力を増巾する前段増巾器と、前段増巾缶
    出力が入力され感度設定ボリウムにて増巾度が設定され
    る増巾変可変型の後”　　　段増巾器とよりなり、後段
    増巾器用力にて負荷を制御するようにして成る光電式煙
    感知器。
JP11897383U 1983-07-30 1983-07-30 光電式煙感知器 Granted JPS6030089U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11897383U JPS6030089U (ja) 1983-07-30 1983-07-30 光電式煙感知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11897383U JPS6030089U (ja) 1983-07-30 1983-07-30 光電式煙感知器

Publications (2)

Publication Number Publication Date
JPS6030089U true JPS6030089U (ja) 1985-02-28
JPH0418076Y2 JPH0418076Y2 (ja) 1992-04-22

Family

ID=30273238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11897383U Granted JPS6030089U (ja) 1983-07-30 1983-07-30 光電式煙感知器

Country Status (1)

Country Link
JP (1) JPS6030089U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63136196A (ja) * 1986-11-27 1988-06-08 能美防災株式会社 光電式煙感知器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5146399A (ja) * 1974-10-17 1976-04-20 Shinetsu Chem Ind Co Oruganohorishirokisanno seizohoho
JPS5439182A (en) * 1977-09-02 1979-03-26 Nittan Co Ltd Optical smoke detector with trouble detection function
JPS5636375A (en) * 1979-08-31 1981-04-09 Hitachi Ltd Plasma cutting torch
JPS5757759A (en) * 1980-09-24 1982-04-07 Aisin Chem Co Ltd Hardening accelerator for thick-film intercoating material for vehicles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5146399A (ja) * 1974-10-17 1976-04-20 Shinetsu Chem Ind Co Oruganohorishirokisanno seizohoho
JPS5439182A (en) * 1977-09-02 1979-03-26 Nittan Co Ltd Optical smoke detector with trouble detection function
JPS5636375A (en) * 1979-08-31 1981-04-09 Hitachi Ltd Plasma cutting torch
JPS5757759A (en) * 1980-09-24 1982-04-07 Aisin Chem Co Ltd Hardening accelerator for thick-film intercoating material for vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63136196A (ja) * 1986-11-27 1988-06-08 能美防災株式会社 光電式煙感知器

Also Published As

Publication number Publication date
JPH0418076Y2 (ja) 1992-04-22

Similar Documents

Publication Publication Date Title
JPS6030089U (ja) 光電式煙感知器
JPS60189870U (ja) 反射型赤外線検知器の電源投入遅延回路
JPS60137392U (ja) 熱線式検知器の増幅回路
JPS5960587U (ja) 赤外線式移動物体検出装置
JPS58123633U (ja) 雑音除去回路
JPS6146483U (ja) 赤外線追尾装置
JPS5936643U (ja) 赤外線受光装置
JPS5933354U (ja) 光送信回路
JPS58105019U (ja) テ−プレコ−ダの自動音量調整回路
JPS61166641U (ja)
JPS58167423U (ja) 赤外線照射確認装置
JPS5984961U (ja) ビデオカメラ
JPS6146635U (ja) 音声案内装置
JPS63178967U (ja)
JPS59149773U (ja) 撮像装置
JPS5865610U (ja) 小形オ−デイオ装置
JPS5868715U (ja) プリ・メインアンプ
JPS5848205U (ja) 脈拍計
JPS58170700U (ja) 音声認識装置
JPS5981171U (ja) 警報制御装置
JPS5922511U (ja) 自動利得制御装置
JPS61180392U (ja)
JPS59113782U (ja) シンチレ−シヨン検出器
JPS6146492U (ja) テ−プエンド検知装置
JPS6095789U (ja) 磁気フラツクス検出機能付オーデイオ装置