JP2554236Y2 - 作動油・潤滑油の色相測定装置 - Google Patents

作動油・潤滑油の色相測定装置

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Publication number
JP2554236Y2
JP2554236Y2 JP1989014692U JP1469289U JP2554236Y2 JP 2554236 Y2 JP2554236 Y2 JP 2554236Y2 JP 1989014692 U JP1989014692 U JP 1989014692U JP 1469289 U JP1469289 U JP 1469289U JP 2554236 Y2 JP2554236 Y2 JP 2554236Y2
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JP
Japan
Prior art keywords
light
oil
measured
digital signal
hue
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.)
Expired - Lifetime
Application number
JP1989014692U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02107045U (enrdf_load_stackoverflow
Inventor
義徳 宇津
昭二 早水
Original Assignee
旭エンジニアリング 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
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Application filed by 旭エンジニアリング 株式会社 filed Critical 旭エンジニアリング 株式会社
Priority to JP1989014692U priority Critical patent/JP2554236Y2/ja
Publication of JPH02107045U publication Critical patent/JPH02107045U/ja
Application granted granted Critical
Publication of JP2554236Y2 publication Critical patent/JP2554236Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1989014692U 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置 Expired - Lifetime JP2554236Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989014692U JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989014692U JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Publications (2)

Publication Number Publication Date
JPH02107045U JPH02107045U (enrdf_load_stackoverflow) 1990-08-24
JP2554236Y2 true JP2554236Y2 (ja) 1997-11-17

Family

ID=31226120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989014692U Expired - Lifetime JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Country Status (1)

Country Link
JP (1) JP2554236Y2 (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262488A (en) * 1975-11-19 1977-05-23 Hitachi Ltd Detector
JPS60111942A (ja) * 1983-11-22 1985-06-18 Matsushita Electric Ind Co Ltd 光学式オイルセンサ
JPH0639942B2 (ja) * 1985-08-08 1994-05-25 三菱電機株式会社 スタ−リング機関の熱交換器

Also Published As

Publication number Publication date
JPH02107045U (enrdf_load_stackoverflow) 1990-08-24

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