JPS6325359U - - Google Patents

Info

Publication number
JPS6325359U
JPS6325359U JP11889086U JP11889086U JPS6325359U JP S6325359 U JPS6325359 U JP S6325359U JP 11889086 U JP11889086 U JP 11889086U JP 11889086 U JP11889086 U JP 11889086U JP S6325359 U JPS6325359 U JP S6325359U
Authority
JP
Japan
Prior art keywords
light
reflecting material
light reflecting
transmitting duct
measuring device
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
JP11889086U
Other languages
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 JP11889086U priority Critical patent/JPS6325359U/ja
Publication of JPS6325359U publication Critical patent/JPS6325359U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Description

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

第1図は本考案に係る送光ダクトの内貼り反射
材の汚れ測定装置の一実施例を示す縦断面図であ
る。 1……本体、3……光反射材、5……発光ダイ
オード、6……光センサ。
FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the stain measuring device for the inner reflective material of a light transmitting duct according to the present invention. 1... Main body, 3... Light reflecting material, 5... Light emitting diode, 6... Light sensor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光反射材が内周面に貼着された送光ダクトにお
ける前記内貼り光反射材の対向面に、同光反射材
に対する光投射部材、及び前記光反射材における
反射光が入射される光センサを装架してなること
を特徴とする送光ダクト内貼り反射材の汚れ測定
装置。
A light projection member for the light reflecting material, and a light sensor in which light reflected by the light reflecting material is incident on a surface facing the inner light reflecting material in a light transmitting duct having a light reflecting material affixed to the inner peripheral surface thereof. A dirt measuring device for reflective material pasted inside a light transmitting duct, characterized by being equipped with the following.
JP11889086U 1986-08-04 1986-08-04 Pending JPS6325359U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11889086U JPS6325359U (en) 1986-08-04 1986-08-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11889086U JPS6325359U (en) 1986-08-04 1986-08-04

Publications (1)

Publication Number Publication Date
JPS6325359U true JPS6325359U (en) 1988-02-19

Family

ID=31005767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11889086U Pending JPS6325359U (en) 1986-08-04 1986-08-04

Country Status (1)

Country Link
JP (1) JPS6325359U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013083654A (en) * 2007-06-13 2013-05-09 Oy Halton Group Ltd System for detecting contamination state in duct

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013083654A (en) * 2007-06-13 2013-05-09 Oy Halton Group Ltd System for detecting contamination state in duct
JP2014240750A (en) * 2007-06-13 2014-12-25 オーワイ ハルトン グループ リミテッド System for detecting grease deposit in exhaust duct

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