DE3674331D1 - CENTRIFUGAL PUMP UNIT. - Google Patents
CENTRIFUGAL PUMP UNIT.Info
- Publication number
- DE3674331D1 DE3674331D1 DE8686112695T DE3674331T DE3674331D1 DE 3674331 D1 DE3674331 D1 DE 3674331D1 DE 8686112695 T DE8686112695 T DE 8686112695T DE 3674331 T DE3674331 T DE 3674331T DE 3674331 D1 DE3674331 D1 DE 3674331D1
- Authority
- DE
- Germany
- Prior art keywords
- pump unit
- centrifugal pump
- centrifugal
- unit
- pump
- 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
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
- F04D29/08—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/021—Units comprising pumps and their driving means containing a coupling
-
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
- F04D29/0416—Axial thrust balancing balancing pistons
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8686112695T DE3674331D1 (en) | 1985-10-10 | 1986-09-13 | CENTRIFUGAL PUMP UNIT. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853536140 DE3536140A1 (en) | 1985-10-10 | 1985-10-10 | CENTRIFUGAL PUMP UNIT |
DE8686112695T DE3674331D1 (en) | 1985-10-10 | 1986-09-13 | CENTRIFUGAL PUMP UNIT. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3674331D1 true DE3674331D1 (en) | 1990-10-25 |
Family
ID=6283238
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853536140 Withdrawn DE3536140A1 (en) | 1985-10-10 | 1985-10-10 | CENTRIFUGAL PUMP UNIT |
DE8686112695T Expired - Lifetime DE3674331D1 (en) | 1985-10-10 | 1986-09-13 | CENTRIFUGAL PUMP UNIT. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853536140 Withdrawn DE3536140A1 (en) | 1985-10-10 | 1985-10-10 | CENTRIFUGAL PUMP UNIT |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0221300B1 (en) |
DE (2) | DE3536140A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3940670C1 (en) * | 1989-12-08 | 1990-07-26 | Waeschle Maschinenfabrik Gmbh, 7980 Ravensburg, De | |
US5344281A (en) * | 1990-04-03 | 1994-09-06 | Osoboe Konstruktorskoe Bjuro Po Konstruirovaniju, Issledovaniju I Vnedreniju Glubinnykh Besshtangovykh Nasosov | Rotary vortex machine |
US5263816A (en) * | 1991-09-03 | 1993-11-23 | General Motors Corporation | Turbomachine with active tip clearance control |
US7146822B2 (en) * | 2002-12-30 | 2006-12-12 | Intel Corporation | Centrifugal liquid pump with perimeter magnetic drive |
DE102009027645B4 (en) | 2009-07-13 | 2018-08-02 | BSH Hausgeräte GmbH | Dishwasher with a circulation pump |
CN104214128B (en) * | 2013-05-30 | 2017-05-17 | 高涵文 | Magnetic drive pump with improved structure |
CN104454628B (en) * | 2014-12-10 | 2017-01-11 | 襄阳五二五泵业有限公司 | Seal pressure-relief device for pump in coal chemical industry |
DE102016003180A1 (en) * | 2016-03-16 | 2017-09-21 | Ksb Aktiengesellschaft | Centrifugal pump with an arrangement for reducing a backflow |
DE102019122042A1 (en) * | 2019-08-16 | 2021-02-18 | HELLA GmbH & Co. KGaA | Pumping device |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2625883A (en) * | 1951-01-25 | 1953-01-20 | Julia M Howser | Centrifugal pump drive and seal means |
DE902942C (en) * | 1951-10-02 | 1954-01-28 | Bruno C Grosskopf | Multi-stage impeller machine |
DE1653670A1 (en) * | 1967-01-20 | 1971-08-19 | Bosch Gmbh Robert | Radial pump with self-adjusting hydraulic force compensation |
DE1811430A1 (en) * | 1968-11-25 | 1970-06-11 | Gummi Jaeger Kg Gmbh & Cie | Hydraulic flow machine |
DE2460095B2 (en) * | 1974-12-19 | 1980-01-17 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Centrifugal pump with axial thrust compensation |
DE8115273U1 (en) * | 1981-05-22 | 1981-08-13 | Hermetic-Pumpen Gmbh, 7803 Gundelfingen | "CENTRIFUGAL PUMP WITH CLEAR TUBE MAGNETIC CLUTCH DRIVE" |
DE3242931A1 (en) * | 1981-05-22 | 1984-05-24 | Hermetic Pumpen Gmbh | Centrifugal pump with canned magnetic clutch drive |
DE3305174A1 (en) * | 1983-02-15 | 1984-09-06 | Hermann 7800 Freiburg Krämer | Centrifugal pump with canned magnetic clutch drive |
DE3307726C2 (en) * | 1983-03-04 | 1986-04-24 | Franz Klaus Union Armaturen, Pumpen Gmbh & Co, 4630 Bochum | Runner and bearing of a pump |
-
1985
- 1985-10-10 DE DE19853536140 patent/DE3536140A1/en not_active Withdrawn
-
1986
- 1986-09-13 EP EP86112695A patent/EP0221300B1/en not_active Expired - Lifetime
- 1986-09-13 DE DE8686112695T patent/DE3674331D1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3536140A1 (en) | 1987-04-16 |
EP0221300A1 (en) | 1987-05-13 |
EP0221300B1 (en) | 1990-09-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings |