IT1143945B - Perfezionamento nelle pompe a pistoni con giranti ausiliarie di entrata per evitare fenomeni di cavitazione - Google Patents
Perfezionamento nelle pompe a pistoni con giranti ausiliarie di entrata per evitare fenomeni di cavitazioneInfo
- Publication number
- IT1143945B IT1143945B IT48708/80A IT4870880A IT1143945B IT 1143945 B IT1143945 B IT 1143945B IT 48708/80 A IT48708/80 A IT 48708/80A IT 4870880 A IT4870880 A IT 4870880A IT 1143945 B IT1143945 B IT 1143945B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- piston pumps
- auxiliary inlet
- avoid cavitation
- cavitation phenomena
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
- F04B23/08—Combinations of two or more pumps the pumps being of different types
- F04B23/10—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type
- F04B23/106—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type being an axial piston pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
- F04B23/08—Combinations of two or more pumps the pumps being of different types
- F04B23/14—Combinations of two or more pumps the pumps being of different types at least one pump being of the non-positive-displacement type
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/062,599 US4281971A (en) | 1979-07-31 | 1979-07-31 | Inlet inducer-impeller for piston pump |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8048708A0 IT8048708A0 (it) | 1980-05-16 |
IT1143945B true IT1143945B (it) | 1986-10-29 |
Family
ID=22043546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48708/80A IT1143945B (it) | 1979-07-31 | 1980-05-16 | Perfezionamento nelle pompe a pistoni con giranti ausiliarie di entrata per evitare fenomeni di cavitazione |
Country Status (7)
Country | Link |
---|---|
US (1) | US4281971A (it) |
JP (1) | JPS5623574A (it) |
CA (1) | CA1117368A (it) |
DE (1) | DE3018711C2 (it) |
FR (1) | FR2462588A1 (it) |
GB (1) | GB2054750B (it) |
IT (1) | IT1143945B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2908119A1 (de) * | 1979-03-02 | 1980-09-11 | Linde Ag | Kolbenmaschine mit einer rotierenden zylindertrommel |
US4529362A (en) * | 1983-02-07 | 1985-07-16 | Hitachi, Ltd. | Servo pump for hydraulic systems |
JPS6119463A (ja) * | 1984-07-04 | 1986-01-28 | House Food Ind Co Ltd | 充填豆腐の製造法 |
US4611529A (en) * | 1984-07-12 | 1986-09-16 | Vickers, Incorporated | Axial piston machine constructed in a removable cartridge form to facilitate assembly and disassembly |
US4793774A (en) * | 1987-09-28 | 1988-12-27 | Allied-Signal Inc. | Variable displacement high pressure pump |
JPH0733820B2 (ja) * | 1988-09-12 | 1995-04-12 | 川崎重工業株式会社 | 斜板式ピストンポンプモータ |
US5320501A (en) * | 1991-04-18 | 1994-06-14 | Vickers, Incorporated | Electric motor driven hydraulic apparatus with an integrated pump |
ZA935640B (en) * | 1992-08-06 | 1995-08-08 | Hydrowatt Syst | Axial piston machine, in particular axial piston pump or axial piston motor |
US5842343A (en) * | 1992-08-06 | 1998-12-01 | Hydrowatt Systems Ltd. | Hydraulic axial discharge pump |
DE19536997C1 (de) * | 1995-10-04 | 1997-02-20 | Brueninghaus Hydromatik Gmbh | Doppelpumpe mit Ladepumpe |
MXPA03001363A (es) * | 2000-08-14 | 2004-12-13 | Stanadyne Automotive Corp | Bomba de gasolina, de presion alta, motorizada, montada en el tanque de combustible. |
DE10154723A1 (de) | 2000-11-10 | 2002-10-31 | Parker Hannifin Corp | Axialkolbenpumpe mit interner Vorverdichtung |
US7007468B1 (en) * | 2003-06-27 | 2006-03-07 | Hydro-Gear Limited Partnership | Charge pump for a hydrostatic transmission |
US7278263B1 (en) | 2003-06-27 | 2007-10-09 | Hydro-Gear Limited Partnership | Charge pump for a hydraulic pump |
DE102005059565A1 (de) | 2005-12-13 | 2007-06-14 | Brueninghaus Hydromatik Gmbh | Hydrostatische Kolbenmaschine mit Ausgangsvolumenstrom in Umfangsrichtung |
CN102865206A (zh) * | 2012-10-07 | 2013-01-09 | 四川省宜宾普什驱动有限责任公司 | 一种高速泵 |
CN103573610B (zh) * | 2013-11-06 | 2016-04-20 | 四川省宜宾普什驱动有限责任公司 | 一种液压变量柱塞泵补油和冲洗装置及方法 |
FR3072736B1 (fr) * | 2017-10-20 | 2022-05-06 | Ifp Energies Now | Pompe a barillet rotatif avec moyens de guidage et de centrage du barillet distincts |
US11460013B2 (en) * | 2017-11-22 | 2022-10-04 | Parker-Hannifin Corporation | Bent axis hydraulic pump with centrifugal assist |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2604047A (en) * | 1945-09-19 | 1952-07-22 | Hulman | Two-stage hydraulic pressure pump |
US2769393A (en) * | 1951-03-23 | 1956-11-06 | Sundstrand Machine Tool Co | Hydraulic pump and control |
US3202101A (en) * | 1963-07-05 | 1965-08-24 | American Brake Shoe Co | Method and means for preventing cavitation in hydraulic piston and vane pumps |
US3476051A (en) * | 1967-12-19 | 1969-11-04 | Lucas Industries Ltd | Liquid pumps |
FR2086917A5 (it) * | 1970-04-14 | 1971-12-31 | Lucas Industries Ltd | |
FR2268956B1 (it) * | 1974-04-24 | 1977-06-24 | Messier Hispano Sa |
-
1979
- 1979-07-31 US US06/062,599 patent/US4281971A/en not_active Expired - Lifetime
-
1980
- 1980-04-10 CA CA000349555A patent/CA1117368A/en not_active Expired
- 1980-04-21 JP JP5279980A patent/JPS5623574A/ja active Granted
- 1980-04-21 GB GB8013103A patent/GB2054750B/en not_active Expired
- 1980-05-16 DE DE3018711A patent/DE3018711C2/de not_active Expired
- 1980-05-16 IT IT48708/80A patent/IT1143945B/it active
- 1980-07-07 FR FR8015056A patent/FR2462588A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5623574A (en) | 1981-03-05 |
FR2462588B1 (it) | 1985-03-22 |
DE3018711A1 (de) | 1981-02-05 |
GB2054750A (en) | 1981-02-18 |
CA1117368A (en) | 1982-02-02 |
FR2462588A1 (fr) | 1981-02-13 |
JPS635591B2 (it) | 1988-02-04 |
DE3018711C2 (de) | 1985-04-04 |
IT8048708A0 (it) | 1980-05-16 |
GB2054750B (en) | 1983-04-07 |
US4281971A (en) | 1981-08-04 |
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