JPS59175187U - photodetector - Google Patents

photodetector

Info

Publication number
JPS59175187U
JPS59175187U JP20114582U JP20114582U JPS59175187U JP S59175187 U JPS59175187 U JP S59175187U JP 20114582 U JP20114582 U JP 20114582U JP 20114582 U JP20114582 U JP 20114582U JP S59175187 U JPS59175187 U JP S59175187U
Authority
JP
Japan
Prior art keywords
photodetector
detection part
shielding plate
detection
emits
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
JP20114582U
Other languages
Japanese (ja)
Inventor
西村　幸利
Original Assignee
ホーチキ株式会社
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 ホーチキ株式会社 filed Critical ホーチキ株式会社
Priority to JP20114582U priority Critical patent/JPS59175187U/en
Publication of JPS59175187U publication Critical patent/JPS59175187U/en
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Burglar Alarm Systems (AREA)
  • Fire-Detection Mechanisms (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) [Summary] 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 drawings]

第１図は、本考案による光検出器の一実施例を示した一
部断面図で、第２図にその底面図を示す。 第２図は第１図における実施例の動作説明図である。 １・・・台座、２・・・検出部、３・・・受光部、４・
・・ケース、５・・・調整ネジ、６・・・調整ネジ受け
、７・・・遮光板、８・・・通過窓、９・・・発報表示
灯。FIG. 1 is a partial sectional view showing an embodiment of a photodetector according to the present invention, and FIG. 2 is a bottom view thereof. FIG. 2 is an explanatory diagram of the operation of the embodiment shown in FIG. 1... Pedestal, 2... Detection section, 3... Light receiving section, 4.
...Case, 5.Adjustment screw, 6.Adjustment screw holder, 7.. Light shielding plate, 8.. Passing window, 9.. Alarm indicator light.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 検出部への入射光が所定値を越えたとき、検出信号を発
するようにした光検出器において、検出部の前面に矩形
の開口を有する遮光板を検出部に対し光軸方向に移動可
能に取付けたことを特徴とする光検出器。In a photodetector that emits a detection signal when the incident light to the detection part exceeds a predetermined value, a light shielding plate with a rectangular opening in front of the detection part can be moved in the optical axis direction with respect to the detection part. A photodetector characterized by being attached.
JP20114582U 1982-12-28 1982-12-28 photodetector Pending JPS59175187U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20114582U JPS59175187U (en) 1982-12-28 1982-12-28 photodetector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20114582U JPS59175187U (en) 1982-12-28 1982-12-28 photodetector

Publications (1)

Publication Number Publication Date
JPS59175187U true JPS59175187U (en) 1984-11-22

Family

ID=30426655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20114582U Pending JPS59175187U (en) 1982-12-28 1982-12-28 photodetector

Country Status (1)

Country Link
JP (1) JPS59175187U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015141057A (en) * 2014-01-28 2015-08-03 アズビル株式会社 flame detector
JP2016192190A (en) * 2015-03-31 2016-11-10 パナソニック デバイスＳｕｎｘ竜野株式会社 Flame detector
WO2020162269A1 (en) * 2019-02-08 2020-08-13 オムロン株式会社 Cap for infrared detector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015141057A (en) * 2014-01-28 2015-08-03 アズビル株式会社 flame detector
JP2016192190A (en) * 2015-03-31 2016-11-10 パナソニック デバイスＳｕｎｘ竜野株式会社 Flame detector
WO2020162269A1 (en) * 2019-02-08 2020-08-13 オムロン株式会社 Cap for infrared detector

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