DE59403946D1 - Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung - Google Patents

Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung

Info

Publication number
DE59403946D1
DE59403946D1 DE59403946T DE59403946T DE59403946D1 DE 59403946 D1 DE59403946 D1 DE 59403946D1 DE 59403946 T DE59403946 T DE 59403946T DE 59403946 T DE59403946 T DE 59403946T DE 59403946 D1 DE59403946 D1 DE 59403946D1
Authority
DE
Germany
Prior art keywords
diaphragm
hydraulically driven
stroke limitation
mechanical
diaphragm pump
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
Application number
DE59403946T
Other languages
English (en)
Inventor
Waldemar Horn
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.)
Lewa GmbH
Original Assignee
Lewa GmbH
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 Lewa GmbH filed Critical Lewa GmbH
Application granted granted Critical
Publication of DE59403946D1 publication Critical patent/DE59403946D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04B43/0009—Special features
    • F04B43/0081—Special features systems, control, safety measures
    • F04B43/009—Special features systems, control, safety measures leakage control; pump systems with two flexible members; between the actuating element and the pumped fluid
    • 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
    • F04B43/067—Pumps having fluid drive the fluid being actuated directly by a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
DE59403946T 1993-08-19 1994-06-01 Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung Expired - Fee Related DE59403946D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4327970A DE4327970C2 (de) 1993-08-19 1993-08-19 Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung

Publications (1)

Publication Number Publication Date
DE59403946D1 true DE59403946D1 (de) 1997-10-09

Family

ID=6495596

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4327970A Expired - Fee Related DE4327970C2 (de) 1993-08-19 1993-08-19 Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung
DE59403946T Expired - Fee Related DE59403946D1 (de) 1993-08-19 1994-06-01 Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4327970A Expired - Fee Related DE4327970C2 (de) 1993-08-19 1993-08-19 Hydraulisch angetriebene Membranpumpe mit mechanischer Membranhubbegrenzung

Country Status (4)

Country Link
US (1) US5899671A (de)
EP (1) EP0641935B1 (de)
JP (1) JPH0777163A (de)
DE (2) DE4327970C2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69732802T2 (de) * 1996-06-07 2006-04-06 Hydro Leduc Flüssigkeitshochdruckpumpe
FR2765635B1 (fr) * 1997-07-07 1999-09-03 Sagem Pompe d'injection directe de combustible pour moteur a allumage commande et systeme d'injection comportant une telle pompe
DE19742632A1 (de) 1997-09-26 1999-04-08 Fresenius Medical Care De Gmbh Pump- und Dosiervorrichtung
US6264436B1 (en) 1999-05-11 2001-07-24 Milton Roy Company Multifunction valve
FR2794811B1 (fr) * 1999-06-08 2003-02-07 Peugeot Citroen Automobiles Sa Pompe a haute pression a etancheite perfectionnee
US20140144131A1 (en) * 2010-07-27 2014-05-29 Delaware Capital Formation, Inc. Energy Efficient Variable Displacement Dosing Pump
CN105804837B (zh) * 2011-08-22 2018-12-14 康明斯排放处理公司 具有泄漏旁路的尿素溶液泵
DE102015009847A1 (de) * 2015-07-30 2017-02-02 Linde Aktiengesellschaft Vorrichtung zur Druckerhöhung eines Fluids mit einem Druckbegrenzungsventil
CN107061215A (zh) * 2017-06-02 2017-08-18 德帕姆(杭州)泵业科技有限公司 柱塞式计量泵无泄漏液力端结构
CN111989488B (zh) * 2018-04-18 2022-12-13 万纳工程公司 用于保护隔膜泵免受压差影响的装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1101266A (en) * 1913-01-18 1914-06-23 William S Franklin Pump.
US2919650A (en) * 1955-09-22 1960-01-05 Reiners Walter Diaphragm pump for non-lubricating and chemically aggressive liquids
DE1034030B (de) * 1955-09-22 1958-07-10 Reiners Walter Dr Ing Membranpumpe fuer nicht schmierende und chemisch aggressive Fluessigkeiten, insbesondere zur Schaedlingsbekaempfung in der Landwirtschaft
US3075468A (en) * 1960-04-06 1963-01-29 Hills Mccanna Co Hydraulically actuated diaphragm pump
DE1453597C3 (de) * 1962-12-04 1973-12-06 Orlita Kg, 6300 Giessen Membranpumpe mit regelbarer For dermenge
CH443921A (fr) * 1965-09-10 1967-09-15 Fischer Traugott Pompe à membrane
US3354831A (en) * 1966-11-04 1967-11-28 Weatherhead Co Piston diaphragm pump
HU168667B (de) * 1975-02-25 1976-06-28
US4068982A (en) * 1976-12-20 1978-01-17 Graco Inc. Charge control valve and piston assembly for diaphragm pump
DE2843054C2 (de) * 1978-10-03 1983-07-14 Bran & Lübbe GmbH, 2000 Norderstedt Kolbenmembranpumpe
FR2492473B1 (fr) * 1980-10-17 1985-06-28 Milton Roy Dosapro Pompe a membrane a compensation dans la chambre hydraulique de commande
FR2557928B1 (fr) * 1984-01-11 1988-04-22 Milton Roy Dosapro Perfectionnement aux pompes a membrane a debit variable.
US4621990A (en) * 1985-03-01 1986-11-11 The Gorman-Rupp Company Diaphragm pump
US4741252A (en) * 1986-09-24 1988-05-03 Allied-Signal Inc. Diaphragm of the rolling type having a membrane portion and a reinforcing portion
DE3706338A1 (de) * 1987-02-27 1988-09-08 Wagner Gmbh J Membranpumpvorrichtung
DE3708868A1 (de) * 1987-03-18 1988-10-06 Ott Kg Lewa Verfahren und vorrichtung zum anfahren einer hydraulischen membranpumpe gegen last
DE3931516C2 (de) * 1989-09-21 1993-10-14 Ott Kg Lewa Membranpumpe mit mechanisch angetriebener Membran
DE4018464A1 (de) * 1990-06-08 1991-12-12 Ott Kg Lewa Membran fuer eine hydraulisch angetriebene membranpumpe
DE4122538A1 (de) * 1991-07-08 1993-01-14 Friedhelm Schneider Membranpumpe mit hydraulischer betaetigung
DE4141670C2 (de) * 1991-12-17 1994-09-29 Ott Kg Lewa Hydraulisch angetriebene Membranpumpe mit Membranhubbegrenzung

Also Published As

Publication number Publication date
DE4327970C2 (de) 1997-07-03
EP0641935B1 (de) 1997-09-03
EP0641935A1 (de) 1995-03-08
DE4327970A1 (de) 1995-03-02
JPH0777163A (ja) 1995-03-20
US5899671A (en) 1999-05-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LEWA GMBH, 71229 LEONBERG, DE

8339 Ceased/non-payment of the annual fee