DK141537B - Rotationspumpe af hvirvelhjulstype. - Google Patents
Rotationspumpe af hvirvelhjulstype. Download PDFInfo
- Publication number
- DK141537B DK141537B DK143275AA DK143275A DK141537B DK 141537 B DK141537 B DK 141537B DK 143275A A DK143275A A DK 143275AA DK 143275 A DK143275 A DK 143275A DK 141537 B DK141537 B DK 141537B
- Authority
- DK
- Denmark
- Prior art keywords
- pump
- impeller
- volume flow
- rotary pump
- type rotary
- Prior art date
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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0027—Varying behaviour or the very pump
- F04D15/0033—By-passing by increasing clearance between impeller and its casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- F04D15/0022—Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
-
- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
-
- 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
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/604—Vortex non-clogging type pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7404751A SE374415B (pt) | 1974-04-09 | 1974-04-09 | |
SE7404751 | 1974-04-09 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK143275A DK143275A (pt) | 1975-10-10 |
DK141537B true DK141537B (da) | 1980-04-14 |
DK141537C DK141537C (pt) | 1980-09-29 |
Family
ID=20320775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK143275AA DK141537B (da) | 1974-04-09 | 1975-04-04 | Rotationspumpe af hvirvelhjulstype. |
Country Status (13)
Country | Link |
---|---|
US (1) | US3972643A (pt) |
JP (1) | JPS5434161B2 (pt) |
CA (1) | CA1024823A (pt) |
DE (1) | DE2514715C3 (pt) |
DK (1) | DK141537B (pt) |
ES (1) | ES436411A1 (pt) |
FI (1) | FI58004C (pt) |
FR (1) | FR2274806A1 (pt) |
GB (1) | GB1454270A (pt) |
IT (1) | IT1034829B (pt) |
NL (1) | NL175939C (pt) |
NO (1) | NO138417C (pt) |
SE (1) | SE374415B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5249930A (en) * | 1992-04-20 | 1993-10-05 | Pacquesi John J | Sump pump strainer and platform assembly |
EP2497956A1 (de) | 2011-03-08 | 2012-09-12 | Egger Pumps Technology AG | Freistrompumpe |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR919053A (fr) * | 1945-12-17 | 1947-02-26 | Pompe | |
US2701526A (en) * | 1949-07-20 | 1955-02-08 | Rotkin Israel | Automatic air flow regulator |
US3042291A (en) * | 1959-06-01 | 1962-07-03 | Garrett Corp | Variable head compressor |
CH390451A (de) * | 1962-01-25 | 1965-04-15 | Sulzer Ag | Vorrichtung zur Verschiebung der Pumpgrenze von Verdichtern |
DE1296907B (de) * | 1964-05-15 | 1969-06-04 | Flygts Pumpar Ab | Doppelgleitringdichtung, insbesondere zwischen einer Kreiselpumpe und ihrem Antriebsmotor bei Unterwasserpumpen |
US3490685A (en) * | 1967-05-22 | 1970-01-20 | Luwa Ltd | Self-cleaning fan |
SE333506B (pt) * | 1967-12-11 | 1971-03-15 | Svenska Precisionsverktyg Ab | |
US3664759A (en) * | 1970-09-16 | 1972-05-23 | Worthington Corp | Self-adjusting backflow preventor for centrifugal pumps |
-
1974
- 1974-04-09 SE SE7404751A patent/SE374415B/xx unknown
-
1975
- 1975-03-19 NO NO750930A patent/NO138417C/no unknown
- 1975-03-25 NL NLAANVRAGE7503523,A patent/NL175939C/xx not_active IP Right Cessation
- 1975-03-28 US US05/563,024 patent/US3972643A/en not_active Expired - Lifetime
- 1975-04-04 IT IT21982/75A patent/IT1034829B/it active
- 1975-04-04 DE DE2514715A patent/DE2514715C3/de not_active Expired
- 1975-04-04 FI FI751006A patent/FI58004C/fi not_active IP Right Cessation
- 1975-04-04 DK DK143275AA patent/DK141537B/da not_active IP Right Cessation
- 1975-04-08 JP JP4189475A patent/JPS5434161B2/ja not_active Expired
- 1975-04-08 ES ES436411A patent/ES436411A1/es not_active Expired
- 1975-04-08 CA CA224,062A patent/CA1024823A/en not_active Expired
- 1975-04-08 FR FR7510846A patent/FR2274806A1/fr active Granted
- 1975-04-08 GB GB1432075A patent/GB1454270A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI58004B (fi) | 1980-07-31 |
DE2514715C3 (de) | 1978-10-12 |
NL7503523A (nl) | 1975-10-13 |
NL175939C (nl) | 1985-01-16 |
DE2514715A1 (de) | 1975-10-23 |
DK143275A (pt) | 1975-10-10 |
GB1454270A (en) | 1976-11-03 |
NO750930L (pt) | 1975-10-10 |
FI751006A (pt) | 1975-10-10 |
FR2274806A1 (fr) | 1976-01-09 |
FR2274806B1 (pt) | 1979-05-11 |
IT1034829B (it) | 1979-10-10 |
NL175939B (nl) | 1984-08-16 |
NO138417B (no) | 1978-05-22 |
NO138417C (no) | 1978-08-30 |
CA1024823A (en) | 1978-01-24 |
JPS50136702A (pt) | 1975-10-30 |
JPS5434161B2 (pt) | 1979-10-25 |
US3972643A (en) | 1976-08-03 |
DK141537C (pt) | 1980-09-29 |
DE2514715B2 (de) | 1978-02-23 |
FI58004C (fi) | 1980-11-10 |
SE374415B (pt) | 1975-03-03 |
ES436411A1 (es) | 1977-01-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed | ||
CTFF | Application for supplementary protection certificate (spc) filed |
Free format text: CA 1993 00019, 930601 |
|
CTFF | Application for supplementary protection certificate (spc) filed |
Free format text: CA 1993 00019, 930601 |
|
PUP | Patent expired |