JPS5520437A - Liquid surface detector - Google Patents

Liquid surface detector

Info

Publication number
JPS5520437A
JPS5520437A JP9334578A JP9334578A JPS5520437A JP S5520437 A JPS5520437 A JP S5520437A JP 9334578 A JP9334578 A JP 9334578A JP 9334578 A JP9334578 A JP 9334578A JP S5520437 A JPS5520437 A JP S5520437A
Authority
JP
Japan
Prior art keywords
liquid surface
light
reflection
light flux
tank
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
JP9334578A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6138404B2 (enrdf_load_stackoverflow
Inventor
Jiyunrou Kihara
Sunao Yamashita
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.)
DKK TOA Corp
Sumitomo Chemical Co Ltd
Original Assignee
DKK Corp
Sumitomo Chemical Co 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 DKK Corp, Sumitomo Chemical Co Ltd filed Critical DKK Corp
Priority to JP9334578A priority Critical patent/JPS5520437A/ja
Publication of JPS5520437A publication Critical patent/JPS5520437A/ja
Publication of JPS6138404B2 publication Critical patent/JPS6138404B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP9334578A 1978-07-31 1978-07-31 Liquid surface detector Granted JPS5520437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9334578A JPS5520437A (en) 1978-07-31 1978-07-31 Liquid surface detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9334578A JPS5520437A (en) 1978-07-31 1978-07-31 Liquid surface detector

Publications (2)

Publication Number Publication Date
JPS5520437A true JPS5520437A (en) 1980-02-13
JPS6138404B2 JPS6138404B2 (enrdf_load_stackoverflow) 1986-08-29

Family

ID=14079672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9334578A Granted JPS5520437A (en) 1978-07-31 1978-07-31 Liquid surface detector

Country Status (1)

Country Link
JP (1) JPS5520437A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925432U (ja) * 1982-08-09 1984-02-17 モルガナイト・カ−ボン株式会社 液位検出器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925432U (ja) * 1982-08-09 1984-02-17 モルガナイト・カ−ボン株式会社 液位検出器

Also Published As

Publication number Publication date
JPS6138404B2 (enrdf_load_stackoverflow) 1986-08-29

Similar Documents

Publication Publication Date Title
ES8105876A1 (es) Un sistema optico de deteccion de error de enfoque
JPS5732410A (en) Device for detecting focal error
DE3270640D1 (en) Off-axis light beam defect detector
JPS5752005A (en) Focus detecting method
JPS5295221A (en) Detector for focusing
JPS5780546A (en) Detecting device for foreign substance
JPS57210369A (en) Original density detector of image forming device
JPS5726706A (en) Detector for shape of body
JPS5520437A (en) Liquid surface detector
JPS54111858A (en) Distance detector
JPS57150808A (en) Focus detecting device
JPS5228335A (en) Optical unit
JPS54116904A (en) Optical information reader
JPS5337457A (en) Distance measuring device
JPS564004A (en) System for detecting minute defects of body
JPS56119670A (en) Position detecting sensor of groove weld line
JPS5669606A (en) Focus detector
JPS57182112A (en) Range detector
JPS57135343A (en) Surface defect inspecting device
JPS5425852A (en) Automatic focus detector
JPS5461503A (en) Detection of focal point
JPS54136888A (en) Surface defect detecting device
JPS56125605A (en) Method and apparatus for detection of shape of striplike body
JPS57135326A (en) Photodetecting device
JPS56603A (en) Position detecting unit