IT1309094B1 - Pompa rotativa a cilindrata fissa e portata variabile, particolarmenteper olio. - Google Patents
Pompa rotativa a cilindrata fissa e portata variabile, particolarmenteper olio.Info
- Publication number
- IT1309094B1 IT1309094B1 IT1999TO000873A ITTO990873A IT1309094B1 IT 1309094 B1 IT1309094 B1 IT 1309094B1 IT 1999TO000873 A IT1999TO000873 A IT 1999TO000873A IT TO990873 A ITTO990873 A IT TO990873A IT 1309094 B1 IT1309094 B1 IT 1309094B1
- Authority
- IT
- Italy
- Prior art keywords
- oil
- rotary pump
- variable flow
- fixed displacement
- displacement rotary
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 title 1
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
- F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
- F04C14/14—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using rotating valves
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1999TO000873A IT1309094B1 (it) | 1999-10-08 | 1999-10-08 | Pompa rotativa a cilindrata fissa e portata variabile, particolarmenteper olio. |
EP00121895A EP1091126A1 (en) | 1999-10-08 | 2000-10-06 | Internal gear pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1999TO000873A IT1309094B1 (it) | 1999-10-08 | 1999-10-08 | Pompa rotativa a cilindrata fissa e portata variabile, particolarmenteper olio. |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO990873A0 ITTO990873A0 (it) | 1999-10-08 |
ITTO990873A1 ITTO990873A1 (it) | 2001-04-08 |
IT1309094B1 true IT1309094B1 (it) | 2002-01-16 |
Family
ID=11418130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1999TO000873A IT1309094B1 (it) | 1999-10-08 | 1999-10-08 | Pompa rotativa a cilindrata fissa e portata variabile, particolarmenteper olio. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1091126A1 (it) |
IT (1) | IT1309094B1 (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7637725B2 (en) | 2004-10-25 | 2009-12-29 | Ford Global Technologies | Variable output gerotor pump |
JP5076484B2 (ja) * | 2006-12-19 | 2012-11-21 | 株式会社ジェイテクト | 電動ポンプユニット及び電動オイルポンプ |
IT1401005B1 (it) | 2010-06-15 | 2013-07-05 | Vhit Spa | Macchina fluidica con regolazione della portata |
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 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE904985C (de) * | 1951-04-04 | 1954-02-25 | Alfred Richter | Stufenlos regelbares hydraulisches Zahnkorbkapseltriebwerk |
GB811557A (en) * | 1956-09-12 | 1959-04-08 | Borg Warner | Variable displacement internally-meshing gear pump |
GB896393A (en) * | 1959-08-14 | 1962-05-16 | Robert Wesley Brundage | Variable volume internal chamber type hydraulic pump |
DE2135861A1 (de) * | 1971-07-17 | 1973-02-08 | Maschf Augsburg Nuernberg Ag | Drehkolbenpumpe |
-
1999
- 1999-10-08 IT IT1999TO000873A patent/IT1309094B1/it active
-
2000
- 2000-10-06 EP EP00121895A patent/EP1091126A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
ITTO990873A0 (it) | 1999-10-08 |
EP1091126A1 (en) | 2001-04-11 |
ITTO990873A1 (it) | 2001-04-08 |
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