FR2689571B1 - Dispositif de pompage d'un liquide a plusieurs pistons. - Google Patents
Dispositif de pompage d'un liquide a plusieurs pistons.Info
- Publication number
- FR2689571B1 FR2689571B1 FR9204252A FR9204252A FR2689571B1 FR 2689571 B1 FR2689571 B1 FR 2689571B1 FR 9204252 A FR9204252 A FR 9204252A FR 9204252 A FR9204252 A FR 9204252A FR 2689571 B1 FR2689571 B1 FR 2689571B1
- Authority
- FR
- France
- Prior art keywords
- pumping
- liquid
- multiple pistons
- pistons
- 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 - Fee Related
Links
Classifications
-
- 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
- F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
- F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
- F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
-
- 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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
- F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
- F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
- F04B9/1172—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each pump piston in the two directions being obtained by a double-acting piston liquid motor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9204252A FR2689571B1 (fr) | 1992-04-07 | 1992-04-07 | Dispositif de pompage d'un liquide a plusieurs pistons. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9204252A FR2689571B1 (fr) | 1992-04-07 | 1992-04-07 | Dispositif de pompage d'un liquide a plusieurs pistons. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2689571A1 FR2689571A1 (fr) | 1993-10-08 |
FR2689571B1 true FR2689571B1 (fr) | 1994-06-24 |
Family
ID=9428596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9204252A Expired - Fee Related FR2689571B1 (fr) | 1992-04-07 | 1992-04-07 | Dispositif de pompage d'un liquide a plusieurs pistons. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2689571B1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2721046B1 (fr) * | 1994-06-08 | 1996-08-30 | Cyril Sannassee | Presse d'injection d'un produit destiné au traitement de sol. |
FR2722840B1 (fr) * | 1994-07-22 | 1996-09-27 | Domine Sa | Dispositif de pompage pour presse d'injection |
DE10055986A1 (de) * | 2000-11-11 | 2002-06-06 | Mannesmann Rexroth Ag | Verfahren zur Steuerung einer aus zwei hydraulisch angetriebenen Plungerkolbenpumpen gebildeten Pumpenanordnung |
DE10233358B3 (de) | 2002-07-23 | 2004-03-18 | Sms Meer Gmbh | Regelverfahren zum Druckaufbau mittels Druckübersetzern, insbesondere zum Prüfen der Druckfestigkeit von Rohren |
US7225946B2 (en) * | 2003-12-11 | 2007-06-05 | Dtic Dispensing Technologiesa A Division Of Stainless Steel Coatings, Inc. | Constant pressure fluid-dispensing pumping system and method |
SE534535C2 (sv) | 2008-12-29 | 2011-09-27 | Alfa Laval Corp Ab | Pumpanordning med två pumpenheter,användning och förfarande för styrning av en sådan |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB767325A (en) * | 1953-07-15 | 1957-01-30 | Imo Industri Ab | Improvements in or relating to hydraulic pump systems |
FR2208462A5 (fr) * | 1972-11-24 | 1974-06-21 | Pompes Dkm | |
GB1458513A (en) * | 1973-03-30 | 1976-12-15 | Pressure Dynamics Ltd | Hydraulic circuits |
US3981622A (en) * | 1974-11-20 | 1976-09-21 | Kelsey-Hayes Company | Hydraulic intensifier control system |
US4160627A (en) * | 1975-09-11 | 1979-07-10 | Halliburton Company | Hydraulically powered triplex pump and control system therefor |
DE3243738A1 (de) * | 1982-11-26 | 1984-05-30 | Karl Dipl.-Ing. 7000 Stuttgart Schlecht | Hydro-umsteuerung bei zweizylinder-kolbenpumpe |
GB2175352A (en) * | 1985-05-14 | 1986-11-26 | Coal Ind | Hydraulic pulseless supply means |
DE3525003A1 (de) * | 1985-07-01 | 1987-01-08 | Gerhard Dr Hudelmaier | Verfahren und vorrichtung zum foerdern von beton aus einem behaelter in eine lieferleitung |
-
1992
- 1992-04-07 FR FR9204252A patent/FR2689571B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2689571A1 (fr) | 1993-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |