JPS53118188A - Boundary detection method - Google Patents

Boundary detection method

Info

Publication number
JPS53118188A
JPS53118188A JP3299477A JP3299477A JPS53118188A JP S53118188 A JPS53118188 A JP S53118188A JP 3299477 A JP3299477 A JP 3299477A JP 3299477 A JP3299477 A JP 3299477A JP S53118188 A JPS53118188 A JP S53118188A
Authority
JP
Japan
Prior art keywords
detection method
boundary detection
proximity
errors
lowering
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
JP3299477A
Other languages
Japanese (ja)
Other versions
JPS5626822B2 (en
Inventor
Tamio Miyake
Joji Takahashi
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP3299477A priority Critical patent/JPS53118188A/en
Publication of JPS53118188A publication Critical patent/JPS53118188A/en
Publication of JPS5626822B2 publication Critical patent/JPS5626822B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)

Abstract

PURPOSE:To achieve the reduction in errors at the detecting of boundary faces separated to two layers by bending the end of a light projecting shaft at a specified angle and lowering said shaft along the inside wall of a vessel in proximity thereto.
JP3299477A 1977-03-25 1977-03-25 Boundary detection method Granted JPS53118188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3299477A JPS53118188A (en) 1977-03-25 1977-03-25 Boundary detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3299477A JPS53118188A (en) 1977-03-25 1977-03-25 Boundary detection method

Publications (2)

Publication Number Publication Date
JPS53118188A true JPS53118188A (en) 1978-10-16
JPS5626822B2 JPS5626822B2 (en) 1981-06-20

Family

ID=12374397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3299477A Granted JPS53118188A (en) 1977-03-25 1977-03-25 Boundary detection method

Country Status (1)

Country Link
JP (1) JPS53118188A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59637A (en) * 1982-06-25 1984-01-05 Fujita Gakuen Apparatus for dispensing upper layer liquid
JPH03246423A (en) * 1990-02-24 1991-11-01 Marsima Aqua Syst Corp Detection of sludge boundary and detection of concentration difference boundary and sludge boundary detector and supernatant water discharging device using this detector
KR101099717B1 (en) 2009-02-04 2011-12-28 삼성중공업 주식회사 Method for recognizing edge of a curved surface

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59637A (en) * 1982-06-25 1984-01-05 Fujita Gakuen Apparatus for dispensing upper layer liquid
JPH0121464B2 (en) * 1982-06-25 1989-04-21 Fujita Gakuen
JPH03246423A (en) * 1990-02-24 1991-11-01 Marsima Aqua Syst Corp Detection of sludge boundary and detection of concentration difference boundary and sludge boundary detector and supernatant water discharging device using this detector
KR101099717B1 (en) 2009-02-04 2011-12-28 삼성중공업 주식회사 Method for recognizing edge of a curved surface

Also Published As

Publication number Publication date
JPS5626822B2 (en) 1981-06-20

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