EP2112899B8 - Multi-pump suctioning device - Google Patents

Multi-pump suctioning device Download PDF

Info

Publication number
EP2112899B8
EP2112899B8 EP04714816.8A EP04714816A EP2112899B8 EP 2112899 B8 EP2112899 B8 EP 2112899B8 EP 04714816 A EP04714816 A EP 04714816A EP 2112899 B8 EP2112899 B8 EP 2112899B8
Authority
EP
European Patent Office
Prior art keywords
suctioning device
pump suctioning
pump
suctioning
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
EP04714816.8A
Other languages
German (de)
French (fr)
Other versions
EP2112899B1 (en
EP2112899A2 (en
Inventor
Patrice Dessuise
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.)
SOFRAPER
Original Assignee
Sofraper
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 Sofraper filed Critical Sofraper
Publication of EP2112899A2 publication Critical patent/EP2112899A2/en
Publication of EP2112899B1 publication Critical patent/EP2112899B1/en
Application granted granted Critical
Publication of EP2112899B8 publication Critical patent/EP2112899B8/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/168—Pumps specially adapted to produce a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/008—Regenerative pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0269—Surge control by changing flow path between different stages or between a plurality of compressors; load distribution between compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
EP04714816.8A 2003-02-27 2004-02-26 Multi-pump suctioning device Expired - Lifetime EP2112899B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0302386A FR2851797B1 (en) 2003-02-27 2003-02-27 SUCTION DEVICE WITH SEVERAL PUMPS
PCT/FR2004/000432 WO2004078018A2 (en) 2003-02-27 2004-02-26 Multi-pump suctioning device

Publications (3)

Publication Number Publication Date
EP2112899A2 EP2112899A2 (en) 2009-11-04
EP2112899B1 EP2112899B1 (en) 2016-06-08
EP2112899B8 true EP2112899B8 (en) 2016-10-19

Family

ID=32843022

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04714816.8A Expired - Lifetime EP2112899B8 (en) 2003-02-27 2004-02-26 Multi-pump suctioning device

Country Status (3)

Country Link
EP (1) EP2112899B8 (en)
FR (1) FR2851797B1 (en)
WO (1) WO2004078018A2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231133A (en) * 1979-03-19 1980-11-04 Deep Steam Extraction (1974) Ltd. Wet vacuum machine
US5243733A (en) * 1992-09-08 1993-09-14 Emerson Electric Co. Variable high/low vacuum/blower device
US6381803B1 (en) * 1999-04-06 2002-05-07 Shop Vac Corporation Vacuum cleaner

Also Published As

Publication number Publication date
FR2851797A1 (en) 2004-09-03
FR2851797B1 (en) 2006-05-12
EP2112899B1 (en) 2016-06-08
WO2004078018A3 (en) 2004-11-11
WO2004078018A2 (en) 2004-09-16
EP2112899A2 (en) 2009-11-04

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