DE50113387D1 - Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit - Google Patents

Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit

Info

Publication number
DE50113387D1
DE50113387D1 DE50113387T DE50113387T DE50113387D1 DE 50113387 D1 DE50113387 D1 DE 50113387D1 DE 50113387 T DE50113387 T DE 50113387T DE 50113387 T DE50113387 T DE 50113387T DE 50113387 D1 DE50113387 D1 DE 50113387D1
Authority
DE
Germany
Prior art keywords
displacement unit
flow rate
gear pump
rate changing
changing displacement
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
Application number
DE50113387T
Other languages
English (en)
Inventor
Dieter Dipl-Ing Voigt
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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
Priority claimed from DE10043842A external-priority patent/DE10043842A1/de
Application filed by Volkswagen AG filed Critical Volkswagen AG
Application granted granted Critical
Publication of DE50113387D1 publication Critical patent/DE50113387D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/185—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by varying the useful pumping length of the cooperating members in the axial direction
    • 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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/088—Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement
    • 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
    • F04C2/18—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 with similar tooth forms
DE50113387T 2000-03-02 2001-02-01 Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit Expired - Lifetime DE50113387D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10010039 2000-03-02
DE10043842A DE10043842A1 (de) 2000-03-02 2000-09-06 Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit

Publications (1)

Publication Number Publication Date
DE50113387D1 true DE50113387D1 (de) 2008-01-31

Family

ID=26004623

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50113387T Expired - Lifetime DE50113387D1 (de) 2000-03-02 2001-02-01 Zahnradpumpe mit einer fördermengenverändernden Verschiebeeinheit

Country Status (3)

Country Link
EP (1) EP1130262B1 (de)
AT (1) ATE381675T1 (de)
DE (1) DE50113387D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6896489B2 (en) 2000-12-12 2005-05-24 Borgwarner Inc. Variable displacement vane pump with variable target regulator
US7674095B2 (en) 2000-12-12 2010-03-09 Borgwarner Inc. Variable displacement vane pump with variable target regulator
JP4381816B2 (ja) * 2002-01-12 2009-12-09 フォイクト・ディーター 液圧ポンプの圧力調節のための装置
US7726948B2 (en) 2002-04-03 2010-06-01 Slw Automotive Inc. Hydraulic pump with variable flow and variable pressure and electric control
AT500629B8 (de) * 2004-05-27 2007-02-15 Tcg Unitech Ag Zahnradpumpe
DE102006011200B4 (de) 2006-03-10 2014-11-13 Schwäbische Hüttenwerke Automotive GmbH & Co. KG Außenzahnradpumpe mit Entlastungstasche
WO2009129666A1 (zh) * 2008-04-21 2009-10-29 Feng Zhengmin 液力汽车传动、差速机构及变腔式齿轮泵
DE102013001750A1 (de) * 2013-01-31 2014-07-31 Volkswagen Aktiengesellschaft Verfahren zur Regelung eines Öldrucks für einen Verbrennungsmotor sowie entsprechend ausgestaltete Ölpumpe
CN107940219B (zh) * 2017-11-21 2019-07-30 吉林大学 可变排量齿轮式机油泵

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB930913A (en) * 1960-09-21 1963-07-10 Serck Radiators Ltd Rotary liquid pumps
FR1395842A (fr) * 1964-03-06 1965-04-16 Amélioration aux pompes à engrenages ordinaires ou à débit variable
DE3347015A1 (de) * 1983-12-24 1985-07-04 Alfred Teves Gmbh, 6000 Frankfurt Druckregelvorrichtung fuer eine hydraulikpumpe, insbesondere eine fluegelzellenpumpe
DE3528651A1 (de) * 1985-08-09 1987-02-19 Rohs Hans Guenther Prof Dr Ing Zahnradpumpe

Also Published As

Publication number Publication date
EP1130262B1 (de) 2007-12-19
EP1130262A2 (de) 2001-09-05
EP1130262A3 (de) 2002-05-22
ATE381675T1 (de) 2008-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition