JPH0264900U - - Google Patents

Info

Publication number
JPH0264900U
JPH0264900U JP14313488U JP14313488U JPH0264900U JP H0264900 U JPH0264900 U JP H0264900U JP 14313488 U JP14313488 U JP 14313488U JP 14313488 U JP14313488 U JP 14313488U JP H0264900 U JPH0264900 U JP H0264900U
Authority
JP
Japan
Prior art keywords
light
temperature measurement
temperature
measurement window
window
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
JP14313488U
Other languages
English (en)
Other versions
JPH0623920Y2 (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 JP14313488U priority Critical patent/JPH0623920Y2/ja
Publication of JPH0264900U publication Critical patent/JPH0264900U/ja
Application granted granted Critical
Publication of JPH0623920Y2 publication Critical patent/JPH0623920Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Powder Metallurgy (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Description

【図面の簡単な説明】
第1図は本考案にかかる熱処理炉の一実施例を
説明するための図であつて、熱処理炉の簡略構成
図である。 10……炉殻、11……測定用窓ガラス、40
……発光部、50……受光部、60……放射温度
計、80……コンパレータ回路、90……温度調
節計。

Claims (1)

    【実用新案登録請求の範囲】
  1. 炉殻の温度測定用窓に対向配置してあり当該温
    度測定用窓からの光を受けて炉殻内部の温度を測
    定する光温度計と、前記温度測定用窓に向けて光
    を照射する発光部と、前記温度測定用窓で反射さ
    れた前記照射部からの光を受ける受光部と、受光
    部から出力された信号に基づいて前記温度測定用
    窓の汚れの度合いを判定する汚れ判定部とを具備
    していることを特徴とする熱処理炉。
JP14313488U 1988-10-31 1988-10-31 熱処理炉 Expired - Lifetime JPH0623920Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14313488U JPH0623920Y2 (ja) 1988-10-31 1988-10-31 熱処理炉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14313488U JPH0623920Y2 (ja) 1988-10-31 1988-10-31 熱処理炉

Publications (2)

Publication Number Publication Date
JPH0264900U true JPH0264900U (ja) 1990-05-16
JPH0623920Y2 JPH0623920Y2 (ja) 1994-06-22

Family

ID=31409684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14313488U Expired - Lifetime JPH0623920Y2 (ja) 1988-10-31 1988-10-31 熱処理炉

Country Status (1)

Country Link
JP (1) JPH0623920Y2 (ja)

Also Published As

Publication number Publication date
JPH0623920Y2 (ja) 1994-06-22

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