DE69124379T2 - Vorrichtung mit einem differentiellen schwimmer und sensor, der eine solche enthält - Google Patents

Vorrichtung mit einem differentiellen schwimmer und sensor, der eine solche enthält

Info

Publication number
DE69124379T2
DE69124379T2 DE69124379T DE69124379T DE69124379T2 DE 69124379 T2 DE69124379 T2 DE 69124379T2 DE 69124379 T DE69124379 T DE 69124379T DE 69124379 T DE69124379 T DE 69124379T DE 69124379 T2 DE69124379 T2 DE 69124379T2
Authority
DE
Germany
Prior art keywords
specific gravity
float
pct
fluid
differential
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 - Lifetime
Application number
DE69124379T
Other languages
English (en)
Other versions
DE69124379D1 (de
Inventor
Clive Gregory Waller
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.)
Refrigerant Monitoring Systems Pty Ltd
Original Assignee
Refrigerant Monitoring Systems Pty 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 Refrigerant Monitoring Systems Pty Ltd filed Critical Refrigerant Monitoring Systems Pty Ltd
Publication of DE69124379D1 publication Critical patent/DE69124379D1/de
Application granted granted Critical
Publication of DE69124379T2 publication Critical patent/DE69124379T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F23/32—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 rotatable arms or other pivotable transmission elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • G01N9/16—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 pivoted
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
    • F25B2500/222—Detecting refrigerant leaks
    • 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
    • G01N9/36—Analysing materials by measuring the density or specific gravity, e.g. determining quantity of moisture

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Biochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Level Indicators Using A Float (AREA)
  • Measuring Fluid Pressure (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Food-Manufacturing Devices (AREA)
DE69124379T 1990-08-23 1991-08-23 Vorrichtung mit einem differentiellen schwimmer und sensor, der eine solche enthält Expired - Lifetime DE69124379T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPK188290 1990-08-23
PCT/AU1991/000386 WO1992003718A1 (en) 1990-08-23 1991-08-23 A differential float means and sensor means incorporating same

Publications (2)

Publication Number Publication Date
DE69124379D1 DE69124379D1 (de) 1997-03-06
DE69124379T2 true DE69124379T2 (de) 1997-08-21

Family

ID=3774904

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124379T Expired - Lifetime DE69124379T2 (de) 1990-08-23 1991-08-23 Vorrichtung mit einem differentiellen schwimmer und sensor, der eine solche enthält

Country Status (14)

Country Link
US (1) US5369395A (de)
EP (1) EP0544784B1 (de)
JP (1) JP2537112B2 (de)
KR (1) KR0171628B1 (de)
AT (1) ATE148225T1 (de)
AU (1) AU650047B2 (de)
CA (1) CA2090727C (de)
DE (1) DE69124379T2 (de)
DK (1) DK0544784T3 (de)
ES (1) ES2100958T3 (de)
GR (1) GR3023212T3 (de)
ID (1) ID979B (de)
MY (1) MY106994A (de)
WO (1) WO1992003718A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6089086A (en) 1997-08-26 2000-07-18 Rochester Gauges, Inc. Liquid level gauge
US6050598A (en) * 1998-10-02 2000-04-18 Trw Inc. Apparatus for and method of monitoring the mass quantity and density of a fluid in a closed container, and a vehicular air bag system incorporating such apparatus
GB2348507B (en) * 1999-03-31 2002-09-25 Sondex Ltd Fluid density measurement device
US6125642A (en) * 1999-07-13 2000-10-03 Sporlan Valve Company Oil level control system
DE10062165A1 (de) * 2000-12-14 2002-06-20 Volkswagen Ag Vorrichtung zum Bestimmen des Gehalts an Frostschutzmittel von wässrigen Lösungen
US7313956B1 (en) * 2004-02-09 2008-01-01 Metco Engineering Inc. Lubrication system
WO2014054728A1 (ja) * 2012-10-03 2014-04-10 Ｋｓコンサルタント株式会社 比重測定方法及び比重測定装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB590627A (en) * 1945-02-07 1947-07-23 K D G Instr Ltd Improvements in or relating to float-controlled magnetic transmissions
FR457172A (fr) * 1913-04-26 1913-09-13 Louis Hermitte Bouteille avertisseuse de manque d'eau pour chaudières à vapeur à haute ou basse pression
FR18030E (fr) * 1913-04-26 1914-01-15 Louis Hermitte Bouteille avertisseuse de manque d'eau pour chaudières à vapeur à haute ou basse pression
FR940512A (fr) * 1947-01-24 1948-12-15 Détecteur de certaines impuretés de l'essence et liquides analogues
US3377869A (en) * 1965-07-12 1968-04-16 Exactel Instr Co Closed circuit density control instrument
US3365899A (en) * 1966-09-02 1968-01-30 Carrier Corp Refrigerant flow control
GB1277972A (en) * 1969-08-18 1972-06-14 Exxon Research Engineering Co Determination of oil in a flowing stream
DE2241199A1 (de) * 1972-08-22 1974-03-07 Gerhard Siekmann Schwimmerschalter - typenprogramm aus standardisierten bauelementen
US4138879A (en) * 1977-08-22 1979-02-13 Tif Instruments, Inc. Sightless bubble detector
US4251998A (en) * 1979-02-16 1981-02-24 Natural Energy Systems Hydraulic refrigeration system and method
NZ196041A (en) * 1980-02-04 1984-04-27 Eng Management Serv Ltd Refrigerating liquid by batch cooling in recirculating loop
US4856288A (en) * 1983-07-18 1989-08-15 Weber Robert C Refrigerant alert and automatic recharging device
JPS60135745A (ja) * 1983-12-23 1985-07-19 Tokyo Keiso Kk 比重計
JPS6326550A (ja) * 1986-07-18 1988-02-04 Shikoku Keisoku Kogyo Kk 液体状態変化の検出方法
US4876888A (en) * 1988-11-17 1989-10-31 John Ricketts Thickness monitor for floated sludge
US5009079A (en) 1989-12-26 1991-04-23 Carrier Corporation Refrigerant flow control device

Also Published As

Publication number Publication date
EP0544784B1 (de) 1997-01-22
ID979B (id) 1996-10-03
US5369395A (en) 1994-11-29
CA2090727C (en) 1997-07-08
AU8402391A (en) 1992-03-17
JP2537112B2 (ja) 1996-09-25
DE69124379D1 (de) 1997-03-06
JPH06500168A (ja) 1994-01-06
EP0544784A1 (de) 1993-06-09
GR3023212T3 (en) 1997-07-30
DK0544784T3 (da) 1997-07-28
WO1992003718A1 (en) 1992-03-05
KR0171628B1 (ko) 1999-05-01
ES2100958T3 (es) 1997-07-01
EP0544784A4 (de) 1994-02-23
AU650047B2 (en) 1994-06-09
MY106994A (en) 1995-08-30
CA2090727A1 (en) 1992-02-24
ATE148225T1 (de) 1997-02-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition