EP1087145A3 - Kreiselpumpe - Google Patents
Kreiselpumpe Download PDFInfo
- Publication number
- EP1087145A3 EP1087145A3 EP00308247A EP00308247A EP1087145A3 EP 1087145 A3 EP1087145 A3 EP 1087145A3 EP 00308247 A EP00308247 A EP 00308247A EP 00308247 A EP00308247 A EP 00308247A EP 1087145 A3 EP1087145 A3 EP 1087145A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- impeller
- shroud
- fluid
- centrifugal pump
- outlet
- 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.)
- Withdrawn
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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2238—Special flow patterns
- F04D29/2255—Special flow patterns flow-channels with a special cross-section contour, e.g. ejecting, throttling or diffusing effect
-
- 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
- F04D1/06—Multi-stage 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40518499A | 1999-09-24 | 1999-09-24 | |
US405184 | 1999-09-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1087145A2 EP1087145A2 (de) | 2001-03-28 |
EP1087145A3 true EP1087145A3 (de) | 2001-04-18 |
Family
ID=23602629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00308247A Withdrawn EP1087145A3 (de) | 1999-09-24 | 2000-09-21 | Kreiselpumpe |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP1087145A3 (de) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB297661A (de) * | 1900-01-01 | |||
US2273420A (en) * | 1941-02-17 | 1942-02-17 | Pomona Pump Co | Centrifugal pump |
US2857849A (en) * | 1953-11-13 | 1958-10-28 | Joseph R Smylie | Motor driven pumping units |
US3093084A (en) * | 1961-02-21 | 1963-06-11 | Derderian George | Pump |
US3779668A (en) * | 1972-05-11 | 1973-12-18 | Mcneil Corp | Stage for a centrifugal pump |
US3837612A (en) * | 1973-06-01 | 1974-09-24 | Red Jacket Mfg Co | Mold apparatus for mixed flow impeller |
US3953150A (en) * | 1972-02-10 | 1976-04-27 | Sundstrand Corporation | Impeller apparatus |
US4802819A (en) * | 1987-09-14 | 1989-02-07 | Mcneil (Ohio) Corporation | Centrifugal pump |
DE19607292A1 (de) * | 1996-02-27 | 1997-08-28 | Grundfos As | Gehäuse mit Leitapparat für eine Pumpenstufe einer mehrstufigen Kreiselpumpe |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS175720B1 (de) | 1974-04-01 | 1977-05-31 | ||
US5344285A (en) | 1993-10-04 | 1994-09-06 | Ingersoll-Dresser Pump Company | Centrifugal pump with monolithic diffuser and return vane channel ring member |
DE19541600C1 (de) | 1995-11-08 | 1997-07-17 | Deutsche Forsch Luft Raumfahrt | Stromabnehmer für die Energieübertragung zwischen einem Fahrdraht und einem Triebwagen |
US5938661A (en) | 1997-02-05 | 1999-08-17 | Symbosis Corporation | Single arm electrocautery probes for use with a resectoscope |
-
2000
- 2000-09-21 EP EP00308247A patent/EP1087145A3/de not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB297661A (de) * | 1900-01-01 | |||
US2273420A (en) * | 1941-02-17 | 1942-02-17 | Pomona Pump Co | Centrifugal pump |
US2857849A (en) * | 1953-11-13 | 1958-10-28 | Joseph R Smylie | Motor driven pumping units |
US3093084A (en) * | 1961-02-21 | 1963-06-11 | Derderian George | Pump |
US3953150A (en) * | 1972-02-10 | 1976-04-27 | Sundstrand Corporation | Impeller apparatus |
US3779668A (en) * | 1972-05-11 | 1973-12-18 | Mcneil Corp | Stage for a centrifugal pump |
US3837612A (en) * | 1973-06-01 | 1974-09-24 | Red Jacket Mfg Co | Mold apparatus for mixed flow impeller |
US4802819A (en) * | 1987-09-14 | 1989-02-07 | Mcneil (Ohio) Corporation | Centrifugal pump |
DE19607292A1 (de) * | 1996-02-27 | 1997-08-28 | Grundfos As | Gehäuse mit Leitapparat für eine Pumpenstufe einer mehrstufigen Kreiselpumpe |
Also Published As
Publication number | Publication date |
---|---|
EP1087145A2 (de) | 2001-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
AKX | Designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20011019 |