JPS512459A - - Google Patents

Info

Publication number
JPS512459A
JPS512459A JP49072942A JP7294274A JPS512459A JP S512459 A JPS512459 A JP S512459A JP 49072942 A JP49072942 A JP 49072942A JP 7294274 A JP7294274 A JP 7294274A JP S512459 A JPS512459 A JP S512459A
Authority
JP
Japan
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.)
Pending
Application number
JP49072942A
Inventor
Kimiaki Yamaguchi
Junichiro Naito
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.)
Soken Inc
Original Assignee
Nippon Soken Inc
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 Nippon Soken Inc filed Critical Nippon Soken Inc
Priority to JP49072942A priority Critical patent/JPS512459A/ja
Priority to US05/588,174 priority patent/US3994175A/en
Publication of JPS512459A publication Critical patent/JPS512459A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/10—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials
    • G01N9/12—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by observing the depth of immersion of the bodies, e.g. hydrometers
    • G01N9/14—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by observing the depth of immersion of the bodies, e.g. hydrometers the body being built into a container
    • 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)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fluid Mechanics (AREA)
  • Level Indicators Using A Float (AREA)
JP49072942A 1974-06-25 1974-06-25 Pending JPS512459A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP49072942A JPS512459A (ja) 1974-06-25 1974-06-25
US05/588,174 US3994175A (en) 1974-06-25 1975-06-18 Device for detecting specific gravity and level of liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49072942A JPS512459A (ja) 1974-06-25 1974-06-25

Publications (1)

Publication Number Publication Date
JPS512459A true JPS512459A (ja) 1976-01-10

Family

ID=13503923

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49072942A Pending JPS512459A (ja) 1974-06-25 1974-06-25

Country Status (2)

Country Link
US (1) US3994175A (ja)
JP (1) JPS512459A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203099A (en) * 1978-06-21 1980-05-13 Elser Farms Corporation Sensor for soft drink dispenser
US4241739A (en) * 1978-11-13 1980-12-30 C. R. Bard, Inc. Volume calculator for incentive spirometer
US4388584A (en) * 1981-10-23 1983-06-14 Dahl Ernest A Battery monitoring and charger control system
SE435000B (sv) * 1983-01-12 1984-08-27 Flygt Ab Anordning for indikering av inblandning av vatten i oljehuset i en drenkbar arbetsmaskin, exempelvis en pump eller en turbin
DE3411163C1 (de) * 1984-03-27 1985-09-12 Baldwin-Gegenheimer GmbH, 8900 Augsburg Vorrichtung zur Bestimmung und/oder Konstanthaltung des Mischungsverhältnisses einer Flüssigkeitsmischung
US5501255A (en) * 1994-10-28 1996-03-26 Matthew P. Tortu Fuel recovery system
US5841357A (en) * 1996-07-30 1998-11-24 Stewart & Stevenson Services, Inc. Battery electrolyte monitor
US6653843B2 (en) 2001-03-08 2003-11-25 Pacer Engineered Systems, Inc. Battery acid level alarm
EP2064529A4 (en) * 2006-08-24 2010-12-22 Ducool Ltd ARRANGEMENT FOR MEASURING THE SPECIFIC DENSITY AND STATE OF A LIQUID
SE536170C2 (sv) * 2011-09-27 2013-06-11 Scania Cv Ab Mätsystem för mätning av en vätskas densitet och nivå i en behållare

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1955315A (en) * 1934-04-17 photosensitive devics x
US1965837A (en) * 1930-12-06 1934-07-10 Howard B Herdeg Specific gravity and electrolyte level indicator for batteries
DE1951523B2 (de) * 1969-10-13 1971-12-30 Schoppe & Faeser Gmbh, 4950 Minden Elektrischer messumformer nach dem zwei draht verfahren
US3777574A (en) * 1971-01-04 1973-12-11 Univ California Specific gravity sensor and a system employing the sensor

Also Published As

Publication number Publication date
US3994175A (en) 1976-11-30

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