JPH0321843B2 - - Google Patents

Info

Publication number
JPH0321843B2
JPH0321843B2 JP3247485A JP3247485A JPH0321843B2 JP H0321843 B2 JPH0321843 B2 JP H0321843B2 JP 3247485 A JP3247485 A JP 3247485A JP 3247485 A JP3247485 A JP 3247485A JP H0321843 B2 JPH0321843 B2 JP H0321843B2
Authority
JP
Japan
Prior art keywords
light
water
transparent plate
plate
detection 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.)
Expired
Application number
JP3247485A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61191904A (ja
Inventor
Hiroshi Ikeno
Hiroshi Harada
Hiroaki Arai
Takeji Watanabe
Takeshi Hatsutori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP3247485A priority Critical patent/JPS61191904A/ja
Publication of JPS61191904A publication Critical patent/JPS61191904A/ja
Publication of JPH0321843B2 publication Critical patent/JPH0321843B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP3247485A 1985-02-20 1985-02-20 水膜付板位置検出装置 Granted JPS61191904A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3247485A JPS61191904A (ja) 1985-02-20 1985-02-20 水膜付板位置検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3247485A JPS61191904A (ja) 1985-02-20 1985-02-20 水膜付板位置検出装置

Publications (2)

Publication Number Publication Date
JPS61191904A JPS61191904A (ja) 1986-08-26
JPH0321843B2 true JPH0321843B2 (enExample) 1991-03-25

Family

ID=12359972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3247485A Granted JPS61191904A (ja) 1985-02-20 1985-02-20 水膜付板位置検出装置

Country Status (1)

Country Link
JP (1) JPS61191904A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4854414B2 (ja) * 2006-07-25 2012-01-18 住友ゴム工業株式会社 農業用タイヤ
JP5244581B2 (ja) * 2008-12-26 2013-07-24 日本エア・リキード株式会社 貯留槽のレベル測定装置

Also Published As

Publication number Publication date
JPS61191904A (ja) 1986-08-26

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