ATE205915T1 - Kreiselpumpe mit radialdichtring - Google Patents

Kreiselpumpe mit radialdichtring

Info

Publication number
ATE205915T1
ATE205915T1 AT98203806T AT98203806T ATE205915T1 AT E205915 T1 ATE205915 T1 AT E205915T1 AT 98203806 T AT98203806 T AT 98203806T AT 98203806 T AT98203806 T AT 98203806T AT E205915 T1 ATE205915 T1 AT E205915T1
Authority
AT
Austria
Prior art keywords
centrifugal pump
radial seal
impeller
casing
shaft
Prior art date
Application number
AT98203806T
Other languages
English (en)
Inventor
Massimo Precetti
Original Assignee
Tm P S P A Termomeccanica Pomp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11380067&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE205915(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tm P S P A Termomeccanica Pomp filed Critical Tm P S P A Termomeccanica Pomp
Application granted granted Critical
Publication of ATE205915T1 publication Critical patent/ATE205915T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Centrifugal Separators (AREA)
AT98203806T 1998-05-20 1998-11-11 Kreiselpumpe mit radialdichtring ATE205915T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT98MI001112A ITMI981112A1 (it) 1998-05-20 1998-05-20 Pompa centrifuga a tenuta radiale

Publications (1)

Publication Number Publication Date
ATE205915T1 true ATE205915T1 (de) 2001-10-15

Family

ID=11380067

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98203806T ATE205915T1 (de) 1998-05-20 1998-11-11 Kreiselpumpe mit radialdichtring

Country Status (8)

Country Link
US (1) US6004094A (de)
EP (1) EP0959254B2 (de)
AT (1) ATE205915T1 (de)
DE (2) DE959254T1 (de)
DK (1) DK0959254T3 (de)
ES (1) ES2163232T3 (de)
IT (1) ITMI981112A1 (de)
PT (1) PT959254E (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20010592A1 (it) * 2001-03-21 2002-09-21 Umberto Cambiaghi Pompa centrifuga con regolazione dei giochi assiali radiali senza aprire il corpo pompa
RU2187713C1 (ru) * 2001-07-13 2002-08-20 Центр внедрения новых технологий Центрального института авиационного моторостроения им. П.И.Баранова Центробежный насос
DE102005012165B4 (de) * 2005-03-17 2007-02-08 L'orange Gmbh Kraftstoffspeicher eines Kraftstoffeinspritzsystems für mehrzylindrige Brennkraftmaschinen und Mengenbegrenzungsventil für einen solchen
JP2007309440A (ja) * 2006-05-19 2007-11-29 Hitachi Plant Technologies Ltd 回転軸貫通部の軸封装置及びそれを用いたポンプ
DE102010023931A1 (de) * 2010-06-16 2011-12-22 Allweiler Ag Doppelflutige Kreiselpumpe
US9488184B2 (en) 2012-05-02 2016-11-08 King Abdulaziz City For Science And Technology Method and system of increasing wear resistance of a part of a rotating mechanism exposed to fluid flow therethrough
US8721262B1 (en) * 2013-11-11 2014-05-13 Alexander Ivanovich Kuropatov Vertical centrifugal pump

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE142214C (de) *
US794185A (en) * 1904-07-21 1905-07-11 Laval Steam Turbine Co Wearing-ring for centrifugal pumps.
FR355951A (fr) * 1905-07-07 1905-11-17 Louis Armand Dumont Perfectionnements aux pompes centrifuges et aux turbines motrices à axe horizontal
GB186243A (en) * 1921-09-02 1922-09-28 John Hargrove Improvements in or connected with centrifugal pumps
US1545608A (en) * 1924-10-31 1925-07-14 Frederick Iron & Steel Company Centrifugal pump
GB292609A (en) * 1927-06-23 1928-08-02 Gen Electric Improvements in or relating to packings for stuffing boxes
US1999163A (en) * 1929-06-04 1935-04-23 Allen Sherman Hoff Co Centrifugal pump
US1967182A (en) * 1934-04-03 1934-07-17 Allen Sherman Hoff Co Centrifugal pump
DE639105C (de) * 1934-11-18 1936-11-28 Rudolf Duemmerling Mehrstufige Kreiselpumpe mit radialen Spaltdichtungsflaechen
FR2409406A1 (fr) * 1977-11-22 1979-06-15 Air Liquide Procede de realisation des etancheites interne et de sortie d'arbre d'une pompe et pompe mettant en oeuvre ce procede
US4208166A (en) * 1978-05-15 1980-06-17 Allis-Chalmers Corporation Adjustable wear ring for a centrifugal pump
US4501530A (en) * 1982-08-13 1985-02-26 A. W. Chesterton Company Centrifugal pump
US4913619A (en) * 1988-08-08 1990-04-03 Barrett Haentjens & Co. Centrifugal pump having resistant components
DE3943273C2 (de) * 1989-12-29 1996-07-18 Klaus Union Armaturen Horizontal angeordnete Kreiselpumpe mit Spaltrohrmagnetkupplung
JPH08232892A (ja) * 1995-02-27 1996-09-10 Unisia Jecs Corp クローズド型ポンプ
US5779434A (en) * 1997-02-06 1998-07-14 Baker Hughes Incorporated Pump mounted thrust bearing

Also Published As

Publication number Publication date
DE69801740D1 (de) 2001-10-25
DE959254T1 (de) 2001-05-03
DE69801740T2 (de) 2002-07-04
PT959254E (pt) 2002-02-28
ES2163232T3 (es) 2002-01-16
EP0959254A1 (de) 1999-11-24
US6004094A (en) 1999-12-21
DE69801740T3 (de) 2006-11-16
DK0959254T3 (da) 2002-01-07
ITMI981112A1 (it) 1999-11-20
EP0959254B2 (de) 2006-03-22
EP0959254B1 (de) 2001-09-19

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee