EP2674622A3 - Pompe hydraulique à pistons axiaux pouvant fonctionner dans les deux sens - Google Patents
Pompe hydraulique à pistons axiaux pouvant fonctionner dans les deux sens Download PDFInfo
- Publication number
- EP2674622A3 EP2674622A3 EP13170973.5A EP13170973A EP2674622A3 EP 2674622 A3 EP2674622 A3 EP 2674622A3 EP 13170973 A EP13170973 A EP 13170973A EP 2674622 A3 EP2674622 A3 EP 2674622A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- bias
- housing
- directions
- drive shaft
- hydraulic pump
- 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
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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
- F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
-
- 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
- F04B1/14—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 stationary cylinders
- F04B1/141—Details or component parts
-
- 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
- F04B1/14—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 stationary cylinders
- F04B1/16—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 stationary cylinders having two or more sets of cylinders or pistons
-
- 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
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/0057—Mechanical driving means therefor, e.g. cams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1255552A FR2992034B1 (fr) | 2012-06-14 | 2012-06-14 | Pompe hydraulique a pistons axiaux pouvant fonctionner dans les deux sens |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2674622A2 EP2674622A2 (fr) | 2013-12-18 |
EP2674622A3 true EP2674622A3 (fr) | 2014-01-15 |
EP2674622B1 EP2674622B1 (fr) | 2015-09-30 |
Family
ID=46754660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13170973.5A Not-in-force EP2674622B1 (fr) | 2012-06-14 | 2013-06-07 | Pompe hydraulique à pistons axiaux pouvant fonctionner dans les deux sens |
Country Status (3)
Country | Link |
---|---|
US (1) | US20130336815A1 (fr) |
EP (1) | EP2674622B1 (fr) |
FR (1) | FR2992034B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3012181A1 (fr) * | 2013-10-22 | 2015-04-24 | Hydro Leduc | Pompe hydraulique a pistons a distribution par glace bi-directionnelle |
CN103967731B (zh) * | 2014-05-09 | 2016-02-24 | 西安交通大学 | 一种采用配流环配油的端面凸轮驱动式轴向柱塞泵 |
BR112022012767B1 (pt) * | 2020-01-23 | 2023-03-07 | Hess Corporation | Conjunto de bomba submersível para transferência de um meio de fluido com baixa viscosidade |
FR3129137B1 (fr) | 2021-11-12 | 2023-10-06 | Safran Aircraft Engines | Pompe hydraulique réversible pour le calage de pas d’hélice, système hydraulique, turbopropulseur et aéronef associés |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2545929A (en) * | 1949-03-31 | 1951-03-20 | Acrotorque Co | Pump |
FR1162272A (fr) * | 1956-10-31 | 1958-09-10 | Pompe à piston | |
GB851701A (en) * | 1955-07-12 | 1960-10-19 | New Patents Ltd | Hydraulic pump |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040057836A1 (en) * | 2002-09-25 | 2004-03-25 | Caterpillar Inc. | Hydraulic pump circuit |
GB2454908B (en) * | 2007-11-23 | 2012-04-11 | Schlumberger Holdings | Hydraulic manifold pump |
-
2012
- 2012-06-14 FR FR1255552A patent/FR2992034B1/fr not_active Expired - Fee Related
-
2013
- 2013-05-30 US US13/905,962 patent/US20130336815A1/en not_active Abandoned
- 2013-06-07 EP EP13170973.5A patent/EP2674622B1/fr not_active Not-in-force
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2545929A (en) * | 1949-03-31 | 1951-03-20 | Acrotorque Co | Pump |
GB851701A (en) * | 1955-07-12 | 1960-10-19 | New Patents Ltd | Hydraulic pump |
FR1162272A (fr) * | 1956-10-31 | 1958-09-10 | Pompe à piston |
Also Published As
Publication number | Publication date |
---|---|
EP2674622B1 (fr) | 2015-09-30 |
FR2992034A1 (fr) | 2013-12-20 |
US20130336815A1 (en) | 2013-12-19 |
FR2992034B1 (fr) | 2014-07-18 |
EP2674622A2 (fr) | 2013-12-18 |
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