EP2538082A3 - Pompe à engrenages avec un volume de pompage variable - Google Patents
Pompe à engrenages avec un volume de pompage variable Download PDFInfo
- Publication number
- EP2538082A3 EP2538082A3 EP12169014.3A EP12169014A EP2538082A3 EP 2538082 A3 EP2538082 A3 EP 2538082A3 EP 12169014 A EP12169014 A EP 12169014A EP 2538082 A3 EP2538082 A3 EP 2538082A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- chamber
- gear pump
- delivery volume
- variable delivery
- housing
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
- F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
- F04C14/265—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels being obtained by displacing a lateral sealing face
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011077949A DE102011077949A1 (de) | 2011-06-22 | 2011-06-22 | Zahnradpumpe |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2538082A2 EP2538082A2 (fr) | 2012-12-26 |
EP2538082A3 true EP2538082A3 (fr) | 2015-04-08 |
EP2538082B1 EP2538082B1 (fr) | 2018-07-11 |
Family
ID=46168217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12169014.3A Active EP2538082B1 (fr) | 2011-06-22 | 2012-05-23 | Pompe à engrenages avec un volume de pompage variable |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2538082B1 (fr) |
DE (1) | DE102011077949A1 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3013762B1 (fr) * | 2013-11-27 | 2017-07-21 | Inergy Automotive Systems Res (Societe Anonyme) | Pompe pour additif |
DE102013225938A1 (de) | 2013-12-13 | 2015-06-18 | Robert Bosch Gmbh | Fördermodul |
DE102015010997A1 (de) * | 2015-08-21 | 2017-03-09 | Bernd Niethammer | Exzenterpumpe, insbesondere Förderpumpe für wässrige Harnstofflösungen, und Fördervorrichtung mit einer Exzenterpumpe |
US10018083B2 (en) | 2015-10-15 | 2018-07-10 | GM Global Technology Operations LLC | Lubricating fluid system for a vehicle with self compensation plate |
DE102016202260A1 (de) * | 2016-02-15 | 2017-08-17 | Bühler Motor GmbH | Pumpenantrieb für die Förderung eines Reduktionsmittels für Kfz-Abgasanlagen, modulare Motor- und Pumpenfamilie zur Bildung unterschiedlicher Pumpenantriebe mit mehreren solcher Elektromotoren |
DE102016103051A1 (de) * | 2016-02-22 | 2017-08-24 | Gkn Sinter Metals Engineering Gmbh | Pumpenanordnung |
ITUB201655126U1 (it) * | 2016-03-02 | 2017-09-02 | Fluid O Tech Srl | Assieme di contenimento elastico per una pompa. |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2642001A (en) * | 1950-01-25 | 1953-06-16 | Bump Pump Co | Pump by-passing assemblage |
US4253803A (en) * | 1978-02-07 | 1981-03-03 | Fuelmaster Produktie Maatschappij B.V. | Rotary positive displacement pump, especially gear pump |
US20070140886A1 (en) * | 2005-12-19 | 2007-06-21 | Baxter Ralph W Jr | Fluid pump assembly |
EP2078860A2 (fr) * | 2008-01-10 | 2009-07-15 | Robert Bosch GmbH | Agrégat de pompage |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5417556A (en) * | 1994-03-08 | 1995-05-23 | Alliedsignal Inc. | Bearing for gear pump |
-
2011
- 2011-06-22 DE DE102011077949A patent/DE102011077949A1/de not_active Withdrawn
-
2012
- 2012-05-23 EP EP12169014.3A patent/EP2538082B1/fr active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2642001A (en) * | 1950-01-25 | 1953-06-16 | Bump Pump Co | Pump by-passing assemblage |
US4253803A (en) * | 1978-02-07 | 1981-03-03 | Fuelmaster Produktie Maatschappij B.V. | Rotary positive displacement pump, especially gear pump |
US20070140886A1 (en) * | 2005-12-19 | 2007-06-21 | Baxter Ralph W Jr | Fluid pump assembly |
EP2078860A2 (fr) * | 2008-01-10 | 2009-07-15 | Robert Bosch GmbH | Agrégat de pompage |
Also Published As
Publication number | Publication date |
---|---|
EP2538082A2 (fr) | 2012-12-26 |
DE102011077949A1 (de) | 2012-12-27 |
EP2538082B1 (fr) | 2018-07-11 |
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