DE69111345D1 - Verstopfungssichere Pumpe. - Google Patents

Verstopfungssichere Pumpe.

Info

Publication number
DE69111345D1
DE69111345D1 DE69111345T DE69111345T DE69111345D1 DE 69111345 D1 DE69111345 D1 DE 69111345D1 DE 69111345 T DE69111345 T DE 69111345T DE 69111345 T DE69111345 T DE 69111345T DE 69111345 D1 DE69111345 D1 DE 69111345D1
Authority
DE
Germany
Prior art keywords
blockage
proof pump
vanes
pump
centrifugal
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
DE69111345T
Other languages
English (en)
Other versions
DE69111345T2 (de
Inventor
Ulf Arbeus
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.)
Xylem Water Solutions AB
Original Assignee
ITT Flygt AB
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=20380333&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69111345(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ITT Flygt AB filed Critical ITT Flygt AB
Application granted granted Critical
Publication of DE69111345D1 publication Critical patent/DE69111345D1/de
Publication of DE69111345T2 publication Critical patent/DE69111345T2/de
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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/548—Specially adapted for liquid 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
    • F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/121—Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
DE69111345T 1990-09-12 1991-08-14 Verstopfungssichere Pumpe. Expired - Lifetime DE69111345T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9002898A SE466768B (sv) 1990-09-12 1990-09-12 Igensaettningsfri pump av axialtyp

Publications (2)

Publication Number Publication Date
DE69111345D1 true DE69111345D1 (de) 1995-08-24
DE69111345T2 DE69111345T2 (de) 1996-03-07

Family

ID=20380333

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111345T Expired - Lifetime DE69111345T2 (de) 1990-09-12 1991-08-14 Verstopfungssichere Pumpe.

Country Status (6)

Country Link
EP (1) EP0475920B1 (de)
JP (1) JPH0730751B2 (de)
AT (1) ATE125335T1 (de)
AU (1) AU645341B2 (de)
DE (1) DE69111345T2 (de)
SE (1) SE466768B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4314477A1 (de) * 1993-05-03 1994-11-10 Klein Schanzlin & Becker Ag Kreiselpumpe axialer Bauart
DE4336852A1 (de) * 1993-10-28 1995-05-04 Klein Schanzlin & Becker Ag Leitapparat für Kreiselpumpen
US5562405A (en) * 1994-03-10 1996-10-08 Weir Pumps Limited Multistage axial flow pumps and compressors
DE4433066C2 (de) * 1994-09-16 2002-08-01 Ksb Ag Halbaxiale Einlaufdüsen für Axialpumpen
DE19510811A1 (de) * 1995-03-24 1996-09-26 Klein Schanzlin & Becker Ag Faser abweisende Wandflächengestaltung
GB9526369D0 (en) * 1995-12-22 1996-02-21 Weir Pumps Ltd Improved multistage pumps and compressors
DE19651736A1 (de) * 1996-12-12 1998-06-18 Andreas Dr Keller Wasserturbine oder -pumpe
SE537871C2 (sv) 2011-12-13 2015-11-03 Xylem Ip Holdings Llc Propellerpump samt pumpstation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE475984C (de) * 1928-02-26 1929-05-04 Wilhelm Schulz Dr Ing Schaufelform fuer Propeller- und Schraubenpumpen
SE444969B (sv) * 1982-10-11 1986-05-20 Flygt Ab Centrifugalpump avseddd for pumpning av vetskor innehallande fasta partiklar

Also Published As

Publication number Publication date
SE466768B (sv) 1992-03-30
ATE125335T1 (de) 1995-08-15
AU8361091A (en) 1992-03-19
JPH04279795A (ja) 1992-10-05
JPH0730751B2 (ja) 1995-04-10
EP0475920A1 (de) 1992-03-18
SE9002898A (de) 1992-03-13
EP0475920B1 (de) 1995-07-19
SE9002898D0 (sv) 1990-09-12
DE69111345T2 (de) 1996-03-07
AU645341B2 (en) 1994-01-13

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings