IT1398921B1 - Pompa centrifuga. - Google Patents

Pompa centrifuga.

Info

Publication number
IT1398921B1
IT1398921B1 ITBO2010A000190A ITBO20100190A IT1398921B1 IT 1398921 B1 IT1398921 B1 IT 1398921B1 IT BO2010A000190 A ITBO2010A000190 A IT BO2010A000190A IT BO20100190 A ITBO20100190 A IT BO20100190A IT 1398921 B1 IT1398921 B1 IT 1398921B1
Authority
IT
Italy
Prior art keywords
centrifugal pump
centrifugal
pump
Prior art date
Application number
ITBO2010A000190A
Other languages
English (en)
Inventor
Zoccoli Antonio Gambigliani
Original Assignee
Caprari Spa
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 Caprari Spa filed Critical Caprari Spa
Priority to ITBO2010A000190A priority Critical patent/IT1398921B1/it
Priority to EP11709957.2A priority patent/EP2550459B1/en
Priority to PCT/EP2011/054558 priority patent/WO2011117359A1/en
Priority to CN201180015586.3A priority patent/CN102822529B/zh
Publication of ITBO20100190A1 publication Critical patent/ITBO20100190A1/it
Application granted granted Critical
Publication of IT1398921B1 publication Critical patent/IT1398921B1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ITBO2010A000190A 2010-03-25 2010-03-25 Pompa centrifuga. IT1398921B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITBO2010A000190A IT1398921B1 (it) 2010-03-25 2010-03-25 Pompa centrifuga.
EP11709957.2A EP2550459B1 (en) 2010-03-25 2011-03-24 Centrifugal pump and sealing means
PCT/EP2011/054558 WO2011117359A1 (en) 2010-03-25 2011-03-24 Centrifugal pump and sealing means
CN201180015586.3A CN102822529B (zh) 2010-03-25 2011-03-24 离心泵和密封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO2010A000190A IT1398921B1 (it) 2010-03-25 2010-03-25 Pompa centrifuga.

Publications (2)

Publication Number Publication Date
ITBO20100190A1 ITBO20100190A1 (it) 2011-09-26
IT1398921B1 true IT1398921B1 (it) 2013-03-28

Family

ID=43033183

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBO2010A000190A IT1398921B1 (it) 2010-03-25 2010-03-25 Pompa centrifuga.

Country Status (4)

Country Link
EP (1) EP2550459B1 (it)
CN (1) CN102822529B (it)
IT (1) IT1398921B1 (it)
WO (1) WO2011117359A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013104069B4 (de) * 2013-04-22 2017-09-28 Uwe Würdig Kreiselpumpe und Anordnung zur saugseitigen Radialspaltabdichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3228342A (en) * 1963-11-13 1966-01-11 Barnes Mfg Co Impeller seal for a centrifugal pump
GB1110660A (en) * 1966-05-20 1968-04-24 Sumo Pumps Ltd Improvements relating to sealing means for centrifugal pumps
IT209616Z2 (it) 1986-08-08 1988-10-24 Lowara Spa Anello di tenuta idraulica sulla bocca della girante in pompe mono e pluristadio.
US5577886A (en) 1995-02-15 1996-11-26 Itt Flygt Ab Sealing device for pump impeller
JP2843280B2 (ja) * 1995-09-29 1999-01-06 アイシン精機株式会社 ウォータポンプ
DE19613486C2 (de) * 1996-04-04 1998-12-24 Grundfos As Dichtungsausbildung für Kreiselpumpen zur Verminderung des Spaltverluststromes im Saugmundbereich des Pumpenlaufrades
CN2345746Y (zh) * 1998-07-07 1999-10-27 薛铭 立式多级离心泵
AUPQ721300A0 (en) 2000-05-01 2000-05-25 Davey Products Pty Ltd Impeller sealing arrangement

Also Published As

Publication number Publication date
ITBO20100190A1 (it) 2011-09-26
EP2550459A1 (en) 2013-01-30
CN102822529A (zh) 2012-12-12
WO2011117359A1 (en) 2011-09-29
CN102822529B (zh) 2015-06-17
EP2550459B1 (en) 2015-08-26

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