FR2271418B3 - - Google Patents

Info

Publication number
FR2271418B3
FR2271418B3 FR7513845A FR7513845A FR2271418B3 FR 2271418 B3 FR2271418 B3 FR 2271418B3 FR 7513845 A FR7513845 A FR 7513845A FR 7513845 A FR7513845 A FR 7513845A FR 2271418 B3 FR2271418 B3 FR 2271418B3
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
FR7513845A
Other versions
FR2271418A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2271418A1 publication Critical patent/FR2271418A1/fr
Application granted granted Critical
Publication of FR2271418B3 publication Critical patent/FR2271418B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C14/14—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using rotating valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reciprocating Pumps (AREA)
  • Rotary Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • External Artificial Organs (AREA)
FR7513845A 1974-05-16 1975-05-02 Rotating valve for positive displacements pump - gives continuous variation of discharge volume from fixed volume pump Granted FR2271418A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH672774A CH578124A5 (fr) 1974-05-16 1974-05-16

Publications (2)

Publication Number Publication Date
FR2271418A1 FR2271418A1 (en) 1975-12-12
FR2271418B3 true FR2271418B3 (fr) 1978-11-17

Family

ID=4314097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513845A Granted FR2271418A1 (en) 1974-05-16 1975-05-02 Rotating valve for positive displacements pump - gives continuous variation of discharge volume from fixed volume pump

Country Status (5)

Country Link
JP (1) JPS50146902A (fr)
CH (1) CH578124A5 (fr)
DE (1) DE2519366A1 (fr)
ES (1) ES436697A1 (fr)
FR (1) FR2271418A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH594137A5 (fr) * 1976-01-27 1977-12-30 Cyphelly Ivan J
CS220776B2 (en) * 1977-08-25 1983-04-29 Ivan J Cyphelly Facility for the lossfree alternation of the conveyed stream of the displacement pump
DE3815158A1 (de) * 1988-05-04 1989-11-16 Allweiler Ag Verfahren zur verringerung der druckpulsation einer verdraengerpumpe, insbesondere einer schraubenspindelpumpe und eine danach ausgefuehrte schraubenspindelpumpe
DE19538899A1 (de) * 1995-10-19 1997-04-24 Rexroth Mannesmann Gmbh Hydrostatischer Lüfterantrieb zur Kühlung von Verbrennungsmotoren

Also Published As

Publication number Publication date
FR2271418A1 (en) 1975-12-12
CH578124A5 (fr) 1976-07-30
DE2519366A1 (de) 1976-01-08
JPS50146902A (fr) 1975-11-25
ES436697A1 (es) 1977-01-01

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Legal Events

Date Code Title Description
ST Notification of lapse