EP0919724A3 - Hydraulisch angetriebene Doppelmembranpumpe - Google Patents

Hydraulisch angetriebene Doppelmembranpumpe Download PDF

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Publication number
EP0919724A3
EP0919724A3 EP98830707A EP98830707A EP0919724A3 EP 0919724 A3 EP0919724 A3 EP 0919724A3 EP 98830707 A EP98830707 A EP 98830707A EP 98830707 A EP98830707 A EP 98830707A EP 0919724 A3 EP0919724 A3 EP 0919724A3
Authority
EP
European Patent Office
Prior art keywords
diaphragm pump
double acting
hydraulically driven
driven double
acting diaphragm
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.)
Granted
Application number
EP98830707A
Other languages
English (en)
French (fr)
Other versions
EP0919724A2 (de
EP0919724B1 (de
Inventor
Giuseppe Corallo
Aldo Franchi
Luciano Cardinali
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.)
National Agency for New Technologies, Energy and Sustainable Economic Development
Original Assignee
National Agency for New Technologies, Energy and Sustainable Economic Development
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 National Agency for New Technologies, Energy and Sustainable Economic Development filed Critical National Agency for New Technologies, Energy and Sustainable Economic Development
Publication of EP0919724A2 publication Critical patent/EP0919724A2/de
Publication of EP0919724A3 publication Critical patent/EP0919724A3/de
Application granted granted Critical
Publication of EP0919724B1 publication Critical patent/EP0919724B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/06—Pumps having fluid drive
    • F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve
    • F04B43/0733—Pumps having fluid drive the actuating fluid being controlled by at least one valve with fluid-actuated pump inlet or outlet valves; with two or more pumping chambers in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
EP98830707A 1997-11-28 1998-11-25 Hydraulisch angetriebene Doppelmembranpumpe Expired - Lifetime EP0919724B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT97RM000739A IT1297087B1 (it) 1997-11-28 1997-11-28 Dispositivo per il pompaggio di liquidi o aeriformi, con moto alternativo a doppio effetto ottenuto per via idraulica.
ITRM970739 1997-11-28

Publications (3)

Publication Number Publication Date
EP0919724A2 EP0919724A2 (de) 1999-06-02
EP0919724A3 true EP0919724A3 (de) 2000-04-19
EP0919724B1 EP0919724B1 (de) 2005-07-06

Family

ID=11405377

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98830707A Expired - Lifetime EP0919724B1 (de) 1997-11-28 1998-11-25 Hydraulisch angetriebene Doppelmembranpumpe

Country Status (3)

Country Link
EP (1) EP0919724B1 (de)
DE (1) DE69830775T2 (de)
IT (1) IT1297087B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101245779B (zh) * 2008-03-07 2010-04-21 上海凯泉泵业（集团）有限公司 往复式油隔离隔膜泵液力端的油平衡系统
EP2154371B1 (de) * 2008-08-14 2018-09-19 Bran + Lübbe GmbH Pumpenvorrichtung
DE202008010872U1 (de) 2008-08-14 2010-02-25 Bran+Luebbe Gmbh Pumpenvorrichtung
EP2740935A1 (de) * 2012-12-05 2014-06-11 Smartbrain Flüssigkeitsvorrichtung
DE102021125005A1 (de) 2021-09-28 2023-03-30 Lewa Gmbh Membranpumpe mit hydraulischem Antrieb

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703055A (en) * 1950-07-21 1955-03-01 Shell Dev Diaphragm-type mud pump
FR2549904A1 (fr) * 1983-07-27 1985-02-01 Paul Hydraulique Pompe a haute pression pour liquide
US4523901A (en) * 1981-10-17 1985-06-18 Barmag Barmer Maschinenfabrick Ag Control apparatus for a positive displacement reciprocating pump
US4543044A (en) * 1983-11-09 1985-09-24 E. I. Du Pont De Nemours And Company Constant-flow-rate dual-unit pump
EP0568742A1 (de) * 1992-05-08 1993-11-10 Cooper Industries, Inc. Förderung von Produktionsflüssigkeit aus einem Bohrloch
EP0627555A1 (de) * 1993-04-16 1994-12-07 Enea Ente Per Le Nuove Tecnologie, L'energia E L'ambiente Vorrichtung zur Förderung von Flüssigkeiten mittels einer durch einen hydraulischen Kreislauf betätigte Membranpumpe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703055A (en) * 1950-07-21 1955-03-01 Shell Dev Diaphragm-type mud pump
US4523901A (en) * 1981-10-17 1985-06-18 Barmag Barmer Maschinenfabrick Ag Control apparatus for a positive displacement reciprocating pump
FR2549904A1 (fr) * 1983-07-27 1985-02-01 Paul Hydraulique Pompe a haute pression pour liquide
US4543044A (en) * 1983-11-09 1985-09-24 E. I. Du Pont De Nemours And Company Constant-flow-rate dual-unit pump
EP0568742A1 (de) * 1992-05-08 1993-11-10 Cooper Industries, Inc. Förderung von Produktionsflüssigkeit aus einem Bohrloch
EP0627555A1 (de) * 1993-04-16 1994-12-07 Enea Ente Per Le Nuove Tecnologie, L'energia E L'ambiente Vorrichtung zur Förderung von Flüssigkeiten mittels einer durch einen hydraulischen Kreislauf betätigte Membranpumpe

Also Published As

Publication number Publication date
IT1297087B1 (it) 1999-08-03
EP0919724A2 (de) 1999-06-02
ITRM970739A1 (it) 1999-05-28
DE69830775T2 (de) 2006-05-18
EP0919724B1 (de) 2005-07-06
DE69830775D1 (de) 2005-08-11

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