FR2229057B1 - - Google Patents

Info

Publication number
FR2229057B1
FR2229057B1 FR7416215A FR7416215A FR2229057B1 FR 2229057 B1 FR2229057 B1 FR 2229057B1 FR 7416215 A FR7416215 A FR 7416215A FR 7416215 A FR7416215 A FR 7416215A FR 2229057 B1 FR2229057 B1 FR 2229057B1
Authority
FR
France
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
FR7416215A
Other versions
FR2229057A1 (fr
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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
Priority claimed from JP5520773U external-priority patent/JPS531032Y2/ja
Priority claimed from JP5520673U external-priority patent/JPS505660U/ja
Priority claimed from JP5217073A external-priority patent/JPS503394A/ja
Priority claimed from JP7949373A external-priority patent/JPS545996B2/ja
Priority claimed from JP13052773A external-priority patent/JPS532758B2/ja
Application filed by Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Publication of FR2229057A1 publication Critical patent/FR2229057A1/fr
Application granted granted Critical
Publication of FR2229057B1 publication Critical patent/FR2229057B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1886—Water using probes, e.g. submersible probes, buoys
    • 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
    • G01F23/56—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 using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
    • G01F23/60—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 using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using electrically actuated indicating means
    • G01F23/606—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 using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using electrically actuated indicating means using opto-electrically actuated indicating means
    • 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
    • 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
    • G01F23/72—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 magnetically actuated indicating means
    • G01F23/74—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 magnetically actuated indicating means for sensing changes in level only at discrete points
    • 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
    • G01F23/76—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 characterised by the construction of the float
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1826—Organic contamination in water
    • G01N33/1833—Oil in water
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Level Indicators Using A Float (AREA)
FR7416215A 1973-05-11 1974-05-10 Expired FR2229057B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP5520773U JPS531032Y2 (fr) 1973-05-11 1973-05-11
JP5520673U JPS505660U (fr) 1973-05-11 1973-05-11
JP5217073A JPS503394A (fr) 1973-05-11 1973-05-11
JP7949373A JPS545996B2 (fr) 1973-07-14 1973-07-14
JP13052773A JPS532758B2 (fr) 1973-11-19 1973-11-19

Publications (2)

Publication Number Publication Date
FR2229057A1 FR2229057A1 (fr) 1974-12-06
FR2229057B1 true FR2229057B1 (fr) 1976-06-25

Family

ID=27522990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416215A Expired FR2229057B1 (fr) 1973-05-11 1974-05-10

Country Status (4)

Country Link
US (1) US3946625A (fr)
FR (1) FR2229057B1 (fr)
GB (1) GB1443130A (fr)
IT (1) IT1012182B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1591157A (en) * 1976-11-06 1981-06-17 Lucas Industries Ltd Sensing device for liquids
US4273744A (en) * 1978-11-27 1981-06-16 Borg-Warner Corporation Device for automatic addition of a corrosion inhibitor to a coolant system
US4384477A (en) * 1980-10-17 1983-05-24 Emhart Industries, Inc. Sensing device
US4361031A (en) * 1980-10-17 1982-11-30 Emhart Industries, Inc. Sensing device
US4345459A (en) * 1980-10-17 1982-08-24 Emhart Industries, Inc. Sensing device
US4442405A (en) * 1982-05-03 1984-04-10 Emhart Industries, Inc. Float assembly for a sensor
JPS59117924U (ja) * 1983-01-28 1984-08-09 株式会社潤工社 浮遊検出装置
US5245860A (en) * 1991-09-09 1993-09-21 Intevep, S.A. Sensor for detection of oil leaks and oil quality in stuffing box of walking beam pump system
US5493086A (en) * 1992-11-24 1996-02-20 Murphy Management Inc. Monitoring and regulating device for a fluid such as engine oil
US5623251A (en) * 1995-05-10 1997-04-22 Clark; John H. Device to verify the identity of a fluid for proper selection of storage vessel
FR2737006B1 (fr) * 1995-07-18 1997-09-12 Garcia Fernand Dispositif de mesure de volume d'un recipient ou reservoir
EP0949487A1 (fr) * 1998-04-08 1999-10-13 Energy S.N.C. di Zavalloni Pier Angelo Commutateur flottant pour indiquer le niveau d'un niveau liquide à haute densité dans un récipient pour contenir un liquide à basse densité
DE19919640C2 (de) * 1999-04-30 2001-04-19 Danfoss As Vorrichtung zum Messen des Gehalts an Fremdstoffen in einer Flüssigkeit
DE19919641C2 (de) * 1999-04-30 2001-10-18 Danfoss As Vorrichtung zum Messen des Gehalts an Fremdstoffen in einer strömenden Flüssigkeit
CA2444310A1 (fr) * 2003-10-24 2005-04-24 Brian Watchel Flotteur adapte de facon a deceler l'interface entre deux liquides de densite differente
US8878682B2 (en) * 2009-10-16 2014-11-04 Franklin Fueling Systems, Inc. Method and apparatus for detection of phase separation in storage tanks using a float sensor
EP2598858B1 (fr) 2010-07-26 2023-12-20 Veeder-Root Company Un ensemble de flotteurs de séparation de phases à utiliser avec une sonde de niveau de carburant, comme une sonde magnétostrictive
FR3043771B1 (fr) * 2015-11-12 2019-04-19 Societe D'assainissement Rationnel Et De Pompage Dispositif convenant pour la mesure de niveau d'une fraction aqueuse
CN114964417B (zh) * 2022-07-28 2022-10-25 湖北一方科技发展有限责任公司 一种用于小型河道的应急水文测量装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT254781B (de) * 1965-08-31 1967-06-12 Hectronic Ag Einrichtung zum Feststellen der Anwesenheit einer bestimmten Flüssigkeit, insbesondere an einem der Beobachtung entzogenen Ort
US3719936A (en) * 1971-06-01 1973-03-06 Durham Ass Inc Oil spillage detection system
US3733594A (en) * 1972-03-13 1973-05-15 G Orth Alarm apparatus for detecting and indicating oil slicks
JPS4960990A (fr) * 1972-10-14 1974-06-13
US3800219A (en) * 1972-10-10 1974-03-26 T Fosberg Method and apparatus for detecting oil pollution in water

Also Published As

Publication number Publication date
FR2229057A1 (fr) 1974-12-06
IT1012182B (it) 1977-03-10
GB1443130A (en) 1976-07-21
US3946625A (en) 1976-03-30

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Legal Events

Date Code Title Description
ST Notification of lapse