FR2712034B1 - Pompe à membranes comportant au moins deux membranes. - Google Patents

Pompe à membranes comportant au moins deux membranes.

Info

Publication number
FR2712034B1
FR2712034B1 FR9415092A FR9415092A FR2712034B1 FR 2712034 B1 FR2712034 B1 FR 2712034B1 FR 9415092 A FR9415092 A FR 9415092A FR 9415092 A FR9415092 A FR 9415092A FR 2712034 B1 FR2712034 B1 FR 2712034B1
Authority
FR
France
Prior art keywords
membranes
diaphragm pump
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 - Lifetime
Application number
FR9415092A
Other languages
English (en)
Other versions
FR2712034A1 (fr
Inventor
Erich Becker
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.)
KNF Neuberger GmbH
Original Assignee
KNF Neuberger 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
Priority claimed from DE4328559A external-priority patent/DE4328559C5/de
Application filed by KNF Neuberger GmbH filed Critical KNF Neuberger GmbH
Publication of FR2712034A1 publication Critical patent/FR2712034A1/fr
Application granted granted Critical
Publication of FR2712034B1 publication Critical patent/FR2712034B1/fr
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
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F04B39/044—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing with a rolling diaphragm between piston and cylinder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
FR9415092A 1993-08-25 1994-12-12 Pompe à membranes comportant au moins deux membranes. Expired - Lifetime FR2712034B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4328559A DE4328559C5 (de) 1993-08-25 1993-08-25 Membranpumpe mit wenigstens zwei Membranen
FR9410355A FR2709334B1 (fr) 1993-08-25 1994-08-24 Pompe à membranes comportant au moins deux membranes.

Publications (2)

Publication Number Publication Date
FR2712034A1 FR2712034A1 (fr) 1995-05-12
FR2712034B1 true FR2712034B1 (fr) 1999-02-05

Family

ID=25928918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415092A Expired - Lifetime FR2712034B1 (fr) 1993-08-25 1994-12-12 Pompe à membranes comportant au moins deux membranes.

Country Status (1)

Country Link
FR (1) FR2712034B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2388163A (en) * 2001-05-09 2003-11-05 David R Marshall Cooling a flexible pump seal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3119280A (en) * 1961-03-03 1964-01-28 Chemical Flow Controls Inc Reciprocating pump
NL154814B (nl) * 1969-04-17 1977-10-17 Philips Nv Inrichting bevattende ten minste een cilinder met een daarin beweegbaar zuigervormig lichaam, waarbij de afdichting tussen het zuigervormige lichaam en de cilinderwand is gevormd door een rolmembraan.
DE2502566C3 (de) * 1975-01-23 1980-03-13 Erich 7812 Bad Krozingen Becker Membranpumpe
DE3233853A1 (de) * 1982-09-11 1984-03-15 Erich 7812 Bad Krozingen Becker Pumpe mit kolben und gleitdichtung
DE4007932A1 (de) * 1990-03-13 1991-09-19 Knf Neuberger Gmbh Membranpumpe mit einer formmembrane

Also Published As

Publication number Publication date
FR2712034A1 (fr) 1995-05-12

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