ATE148225T1 - 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
ATE148225T1
ATE148225T1 AT91915691T AT91915691T ATE148225T1 AT E148225 T1 ATE148225 T1 AT E148225T1 AT 91915691 T AT91915691 T AT 91915691T AT 91915691 T AT91915691 T AT 91915691T AT E148225 T1 ATE148225 T1 AT E148225T1
Authority
AT
Austria
Prior art keywords
specific gravity
float
pct
fluid
differential
Prior art date
Application number
AT91915691T
Other languages
English (en)
Inventor
Clive Gregory Waller
Original Assignee
Refrigerant Monitoring Systems
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 filed Critical Refrigerant Monitoring Systems
Application granted granted Critical
Publication of ATE148225T1 publication Critical patent/ATE148225T1/de

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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Level Indicators Using A Float (AREA)
  • Measuring Fluid Pressure (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Food-Manufacturing Devices (AREA)
AT91915691T 1990-08-23 1991-08-23 Vorrichtung mit einem differentiellen schwimmer und sensor, der eine solche enthält ATE148225T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPK188290 1990-08-23

Publications (1)

Publication Number Publication Date
ATE148225T1 true ATE148225T1 (de) 1997-02-15

Family

ID=3774904

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91915691T ATE148225T1 (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
DE69124379D1 (de) 1997-03-06
DE69124379T2 (de) 1997-08-21
EP0544784B1 (de) 1997-01-22
JPH06500168A (ja) 1994-01-06
EP0544784A1 (de) 1993-06-09
EP0544784A4 (de) 1994-02-23
CA2090727C (en) 1997-07-08
MY106994A (en) 1995-08-30
ES2100958T3 (es) 1997-07-01
AU8402391A (en) 1992-03-17
GR3023212T3 (en) 1997-07-30
CA2090727A1 (en) 1992-02-24
WO1992003718A1 (en) 1992-03-05
DK0544784T3 (da) 1997-07-28
AU650047B2 (en) 1994-06-09
US5369395A (en) 1994-11-29
ID979B (id) 1996-10-03
JP2537112B2 (ja) 1996-09-25
KR0171628B1 (ko) 1999-05-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties