DE3043645A1 - Gegen den unterschied zwischen dem schmierdruck und dem druck im oelbehaelter eines kompressors fuer fluessige kuehlmittel empfindliche vorrichtung - Google Patents

Gegen den unterschied zwischen dem schmierdruck und dem druck im oelbehaelter eines kompressors fuer fluessige kuehlmittel empfindliche vorrichtung

Info

Publication number
DE3043645A1
DE3043645A1 DE19803043645 DE3043645A DE3043645A1 DE 3043645 A1 DE3043645 A1 DE 3043645A1 DE 19803043645 DE19803043645 DE 19803043645 DE 3043645 A DE3043645 A DE 3043645A DE 3043645 A1 DE3043645 A1 DE 3043645A1
Authority
DE
Germany
Prior art keywords
pressure
pointer
compressor
difference
pressure difference
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.)
Ceased
Application number
DE19803043645
Other languages
German (de)
English (en)
Inventor
Antrag Auf Nichtnennung
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.)
Samifi Babcock SpA
Original Assignee
Samifi Babcock SpA
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 Samifi Babcock SpA filed Critical Samifi Babcock SpA
Publication of DE3043645A1 publication Critical patent/DE3043645A1/de
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/12—Alarms or signals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/18—Indicating or safety devices
    • F01M1/20—Indicating or safety devices concerning lubricant pressure
    • F01M1/22—Indicating or safety devices concerning lubricant pressure rendering machines or engines inoperative or idling on pressure failure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/10—Other safety measures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
    • F16N29/04—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems enabling a warning to be given; enabling moving parts to be stopped
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/16—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of pistons
    • G01L7/166—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of pistons with mechanical transmitting or indicating means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE19803043645 1979-11-21 1980-11-19 Gegen den unterschied zwischen dem schmierdruck und dem druck im oelbehaelter eines kompressors fuer fluessige kuehlmittel empfindliche vorrichtung Ceased DE3043645A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7928737A FR2470374A3 (fr) 1979-11-21 1979-11-21 Dispositif sensible a la difference entre la pression de lubrification et la pression dans le reservoir d'huile dans un compresseur pour fluides refrigerants

Publications (1)

Publication Number Publication Date
DE3043645A1 true DE3043645A1 (de) 1981-08-27

Family

ID=9231955

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803043645 Ceased DE3043645A1 (de) 1979-11-21 1980-11-19 Gegen den unterschied zwischen dem schmierdruck und dem druck im oelbehaelter eines kompressors fuer fluessige kuehlmittel empfindliche vorrichtung

Country Status (3)

Country Link
DE (1) DE3043645A1 (enExample)
FR (1) FR2470374A3 (enExample)
IT (1) IT1134391B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3509225A1 (de) * 1984-03-14 1985-09-19 Copeland Corp., Sidney, Ohio Einstueckige oeldruckmessvorrichtung
DE19805138A1 (de) * 1998-02-09 1999-08-12 Kriwan Ind Elektronik Gmbh Differenzdruckschalter

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8305927D0 (en) * 1983-03-03 1983-04-07 Fluid Devices Ltd Differential pressure gauge
US4613851A (en) * 1984-10-23 1986-09-23 Tap-Rite Products Corp. Remote pressure-indicating means

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3509225A1 (de) * 1984-03-14 1985-09-19 Copeland Corp., Sidney, Ohio Einstueckige oeldruckmessvorrichtung
DE19805138A1 (de) * 1998-02-09 1999-08-12 Kriwan Ind Elektronik Gmbh Differenzdruckschalter
DE19805138B4 (de) * 1998-02-09 2006-07-06 Kriwan Industrie-Elektronik Gmbh Differenzdruckschalter

Also Published As

Publication number Publication date
IT8026128A0 (it) 1980-11-20
FR2470374B3 (enExample) 1981-10-16
FR2470374A3 (fr) 1981-05-29
IT1134391B (it) 1986-08-13

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection