CA2712550A1 - Variable-volume internal gear pump - Google Patents
Variable-volume internal gear pump Download PDFInfo
- Publication number
- CA2712550A1 CA2712550A1 CA2712550A CA2712550A CA2712550A1 CA 2712550 A1 CA2712550 A1 CA 2712550A1 CA 2712550 A CA2712550 A CA 2712550A CA 2712550 A CA2712550 A CA 2712550A CA 2712550 A1 CA2712550 A1 CA 2712550A1
- Authority
- CA
- Canada
- Prior art keywords
- rotor
- teeth
- internal gear
- gear pump
- pressure chamber
- 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.)
- Abandoned
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
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08100673.6 | 2008-01-21 | ||
EP08100673 | 2008-01-21 | ||
PCT/EP2009/050630 WO2009092719A2 (de) | 2008-01-21 | 2009-01-21 | Volumenveränderbare innenzahnradpumpe |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2712550A1 true CA2712550A1 (en) | 2009-07-30 |
Family
ID=39523755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2712550A Abandoned CA2712550A1 (en) | 2008-01-21 | 2009-01-21 | Variable-volume internal gear pump |
Country Status (5)
Country | Link |
---|---|
US (1) | US20110038746A1 (de) |
EP (1) | EP2235374B1 (de) |
AT (1) | ATE517262T1 (de) |
CA (1) | CA2712550A1 (de) |
WO (1) | WO2009092719A2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023159328A1 (en) * | 2022-02-28 | 2023-08-31 | Genesis Advanced Technology Inc. | Energy transfer machine for corrosive fluids |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8543245B2 (en) * | 2009-11-20 | 2013-09-24 | Halliburton Energy Services, Inc. | Systems and methods for specifying an operational parameter for a pumping system |
EP2585719A2 (de) | 2010-06-23 | 2013-05-01 | Siegfried A. Eisenmann | Stufenlos volumenveränderbare hydrostatische kreiskolbenmaschine |
WO2012031970A1 (de) | 2010-09-06 | 2012-03-15 | Eisenmann Siegfried A | Hydrostatischer antrieb für ein kraftfahrzeug |
CN102135096B (zh) * | 2011-03-13 | 2013-08-28 | 深圳乐满油气技术有限公司 | 偏心式双转子泵的外驱动传动结构 |
US9488172B2 (en) * | 2012-05-24 | 2016-11-08 | GM Global Technology Operations LLC | Pump assembly for a vehicle |
DE102013212002A1 (de) * | 2013-06-25 | 2015-01-08 | Bayerische Motoren Werke Aktiengesellschaft | Innenzahnradpumpe für die Förderung von Fluid |
CN104976112B (zh) * | 2014-04-01 | 2018-12-18 | 松下知识产权经营株式会社 | 液体用泵和兰金循环装置 |
JP2021055553A (ja) * | 2019-09-27 | 2021-04-08 | 株式会社Subaru | 内接歯車ポンプ |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2484789A (en) * | 1944-04-15 | 1949-10-11 | Hill Lab | Variable displacement pump and motor |
JPS5647692A (en) * | 1979-09-27 | 1981-04-30 | Ishikawajima Harima Heavy Ind Co Ltd | Variable displacement type internal gear pump |
DE3528651A1 (de) * | 1985-08-09 | 1987-02-19 | Rohs Hans Guenther Prof Dr Ing | Zahnradpumpe |
US6244839B1 (en) * | 1997-11-14 | 2001-06-12 | University Of Arkansas | Pressure compensated variable displacement internal gear pumps |
ITTO20020551A1 (it) * | 2002-06-26 | 2003-12-29 | Vhit Spa | Macchina fluidica a cilindrata variabile in funzione della pressione |
JP4485770B2 (ja) * | 2003-09-01 | 2010-06-23 | 株式会社ダイヤメット | オイルポンプロータ |
DE10352029A1 (de) * | 2003-11-07 | 2005-06-16 | SCHWäBISCHE HüTTENWERKE GMBH | Verdrängerpumpe mit Vorladeeinrichtung |
WO2005100780A2 (en) * | 2004-04-09 | 2005-10-27 | Hybra-Drive Systems, Llc | Variable capacity pump/motor |
CN100513787C (zh) * | 2004-12-22 | 2009-07-15 | 麦格纳动力系有限公司 | 可变容量的回转泵 |
-
2009
- 2009-01-21 AT AT09704115T patent/ATE517262T1/de active
- 2009-01-21 EP EP09704115A patent/EP2235374B1/de not_active Not-in-force
- 2009-01-21 US US12/863,899 patent/US20110038746A1/en not_active Abandoned
- 2009-01-21 WO PCT/EP2009/050630 patent/WO2009092719A2/de active Application Filing
- 2009-01-21 CA CA2712550A patent/CA2712550A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023159328A1 (en) * | 2022-02-28 | 2023-08-31 | Genesis Advanced Technology Inc. | Energy transfer machine for corrosive fluids |
Also Published As
Publication number | Publication date |
---|---|
WO2009092719A3 (de) | 2009-12-03 |
WO2009092719A2 (de) | 2009-07-30 |
ATE517262T1 (de) | 2011-08-15 |
US20110038746A1 (en) | 2011-02-17 |
EP2235374A2 (de) | 2010-10-06 |
EP2235374B1 (de) | 2011-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |
Effective date: 20150121 |