JPS6260651B2 - - Google Patents

Info

Publication number
JPS6260651B2
JPS6260651B2 JP2057781A JP2057781A JPS6260651B2 JP S6260651 B2 JPS6260651 B2 JP S6260651B2 JP 2057781 A JP2057781 A JP 2057781A JP 2057781 A JP2057781 A JP 2057781A JP S6260651 B2 JPS6260651 B2 JP S6260651B2
Authority
JP
Japan
Prior art keywords
liquid level
float
level gauge
electrode
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.)
Expired
Application number
JP2057781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57135317A (en
Inventor
Kunihiko Watanabe
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric 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 Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP2057781A priority Critical patent/JPS57135317A/ja
Publication of JPS57135317A publication Critical patent/JPS57135317A/ja
Publication of JPS6260651B2 publication Critical patent/JPS6260651B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
    • G01F23/686—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means using opto-electrically actuated indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
  • Level Indicators Using A Float (AREA)
JP2057781A 1981-02-13 1981-02-13 Level gauge Granted JPS57135317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2057781A JPS57135317A (en) 1981-02-13 1981-02-13 Level gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2057781A JPS57135317A (en) 1981-02-13 1981-02-13 Level gauge

Publications (2)

Publication Number Publication Date
JPS57135317A JPS57135317A (en) 1982-08-20
JPS6260651B2 true JPS6260651B2 (en]) 1987-12-17

Family

ID=12031054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2057781A Granted JPS57135317A (en) 1981-02-13 1981-02-13 Level gauge

Country Status (1)

Country Link
JP (1) JPS57135317A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11502791A (ja) * 1996-01-22 1999-03-09 キヤノン株式会社 タンク、特に、画像形成装置のインクタンクに存在する生成物の量を決定する方法及び装置

Also Published As

Publication number Publication date
JPS57135317A (en) 1982-08-20

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