EP2538082A3 - Pompe à engrenages avec un volume de pompage variable - Google Patents

Pompe à engrenages avec un volume de pompage variable Download PDF

Info

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
Application number
EP12169014.3A
Other languages
German (de)
English (en)
Other versions
EP2538082A2 (fr
EP2538082B1 (fr
Inventor
Guenther Vogt
Uwe Hammer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2538082A2 publication Critical patent/EP2538082A2/fr
Publication of EP2538082A3 publication Critical patent/EP2538082A3/fr
Application granted granted Critical
Publication of EP2538082B1 publication Critical patent/EP2538082B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
EP12169014.3A 2011-06-22 2012-05-23 Pompe à engrenages avec un volume de pompage variable Active EP2538082B1 (fr)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5417556A (en) * 1994-03-08 1995-05-23 Alliedsignal Inc. Bearing for gear pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
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
DE102011077949A1 (de) 2012-12-27
EP2538082A2 (fr) 2012-12-26
EP2538082B1 (fr) 2018-07-11

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