SE9002898A - - Google Patents

Info

Publication number
SE9002898A
SE9002898A SE9002898A SE9002898A SE9002898A SE 9002898 A SE9002898 A SE 9002898A SE 9002898 A SE9002898 A SE 9002898A SE 9002898 A SE9002898 A SE 9002898A SE 9002898 A SE9002898 A SE 9002898A
Authority
SE
Sweden
Prior art keywords
vanes
pump
centrifugal
seen
designed
Prior art date
Application number
SE9002898A
Other versions
SE9002898D0 (en
SE466768B (en
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=SE9002898(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Priority to SE9002898A priority Critical patent/SE466768B/en
Publication of SE9002898D0 publication Critical patent/SE9002898D0/en
Priority to DE69111345T priority patent/DE69111345T2/en
Priority to EP91850194A priority patent/EP0475920B1/en
Priority to AT91850194T priority patent/ATE125335T1/en
Priority to JP3217219A priority patent/JPH0730751B2/en
Priority to AU83610/91A priority patent/AU645341B2/en
Publication of SE9002898A publication Critical patent/SE9002898A/xx
Publication of SE466768B publication Critical patent/SE466768B/en
Priority to US07/955,230 priority patent/US5221182A/en

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

Abstract

The invention concerns a non-clogging pump of centrifugal or axial flow type. The vanes (6) of the pump housing (5) are designed with strongly back swept leading edges (7) as seen in the direction of the flow, the vanes (6) being given a bulb form in the outward direction. <IMAGE>
SE9002898A 1990-09-12 1990-09-12 AXIAL TYPE RELEASED PUMP SE466768B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9002898A SE466768B (en) 1990-09-12 1990-09-12 AXIAL TYPE RELEASED PUMP
DE69111345T DE69111345T2 (en) 1990-09-12 1991-08-14 Blockage-proof pump.
EP91850194A EP0475920B1 (en) 1990-09-12 1991-08-14 Clog resistant pump
AT91850194T ATE125335T1 (en) 1990-09-12 1991-08-14 CLOGGING-PROOF PUMP.
JP3217219A JPH0730751B2 (en) 1990-09-12 1991-08-28 pump
AU83610/91A AU645341B2 (en) 1990-09-12 1991-09-02 Clog resistant pump
US07/955,230 US5221182A (en) 1990-09-12 1992-10-01 Vane apparatus for clog resistant pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9002898A SE466768B (en) 1990-09-12 1990-09-12 AXIAL TYPE RELEASED PUMP

Publications (3)

Publication Number Publication Date
SE9002898D0 SE9002898D0 (en) 1990-09-12
SE9002898A true SE9002898A (en) 1992-03-13
SE466768B SE466768B (en) 1992-03-30

Family

ID=20380333

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9002898A SE466768B (en) 1990-09-12 1990-09-12 AXIAL TYPE RELEASED PUMP

Country Status (6)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4314477A1 (en) * 1993-05-03 1994-11-10 Klein Schanzlin & Becker Ag Centrifugal pump of axial design
DE4336852A1 (en) * 1993-10-28 1995-05-04 Klein Schanzlin & Becker Ag Guide device for centrifugal pumps
US5562405A (en) * 1994-03-10 1996-10-08 Weir Pumps Limited Multistage axial flow pumps and compressors
DE4433066C2 (en) * 1994-09-16 2002-08-01 Ksb Ag Semi-axial inlet nozzles for axial pumps
DE19510811A1 (en) * 1995-03-24 1996-09-26 Klein Schanzlin & Becker Ag Fiber-repellent wall surface design
GB9526369D0 (en) * 1995-12-22 1996-02-21 Weir Pumps Ltd Improved multistage pumps and compressors
DE19651736A1 (en) * 1996-12-12 1998-06-18 Andreas Dr Keller Water turbine or pump
SE537871C2 (en) 2011-12-13 2015-11-03 Xylem Ip Holdings Llc Propeller pump and pump station

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE475984C (en) * 1928-02-26 1929-05-04 Wilhelm Schulz Dr Ing Blade shape for propeller and screw pumps
SE444969B (en) * 1982-10-11 1986-05-20 Flygt Ab Centrifugal pump intended for pumping of liquids containing solid particles

Also Published As

Publication number Publication date
ATE125335T1 (en) 1995-08-15
AU645341B2 (en) 1994-01-13
SE9002898D0 (en) 1990-09-12
DE69111345D1 (en) 1995-08-24
AU8361091A (en) 1992-03-19
JPH0730751B2 (en) 1995-04-10
JPH04279795A (en) 1992-10-05
SE466768B (en) 1992-03-30
EP0475920B1 (en) 1995-07-19
DE69111345T2 (en) 1996-03-07
EP0475920A1 (en) 1992-03-18

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