CA2593384C - Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme - Google Patents
Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme Download PDFInfo
- Publication number
- CA2593384C CA2593384C CA002593384A CA2593384A CA2593384C CA 2593384 C CA2593384 C CA 2593384C CA 002593384 A CA002593384 A CA 002593384A CA 2593384 A CA2593384 A CA 2593384A CA 2593384 C CA2593384 C CA 2593384C
- Authority
- CA
- Canada
- Prior art keywords
- drive
- pump
- hydraulic
- sprocket
- boost
- 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
Links
- 239000012530 fluid Substances 0.000 claims abstract description 29
- 230000004044 response Effects 0.000 claims description 5
- 230000001419 dependent effect Effects 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 4
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000001914 filtration Methods 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/06—Combinations of two or more pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/455—Control of flow in the feed line, i.e. meter-in control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50554—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure downstream of the pressure control means, e.g. pressure reducing valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7058—Rotary output members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/75—Control of speed of the output member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Soil Working Implements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2236530 CA2236530C (fr) | 1998-05-01 | 1998-05-01 | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2236530 Division CA2236530C (fr) | 1998-05-01 | 1998-05-01 | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2593384A1 CA2593384A1 (fr) | 1999-11-01 |
| CA2593384C true CA2593384C (fr) | 2008-09-16 |
Family
ID=29275639
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002593384A Expired - Lifetime CA2593384C (fr) | 1998-05-01 | 1998-05-01 | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme |
| CA 2236530 Expired - Lifetime CA2236530C (fr) | 1998-05-01 | 1998-05-01 | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2236530 Expired - Lifetime CA2236530C (fr) | 1998-05-01 | 1998-05-01 | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme |
Country Status (1)
| Country | Link |
|---|---|
| CA (2) | CA2593384C (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105508320B (zh) * | 2016-02-24 | 2017-06-16 | 益阳新华美机电科技有限公司 | 双泵并联液压变流装置及炼胶机滚筒驱动系统 |
-
1998
- 1998-05-01 CA CA002593384A patent/CA2593384C/fr not_active Expired - Lifetime
- 1998-05-01 CA CA 2236530 patent/CA2236530C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2236530A1 (fr) | 1999-11-01 |
| CA2593384A1 (fr) | 1999-11-01 |
| CA2236530C (fr) | 2008-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU751149B2 (en) | Hydraulic system having boost pump in parallel with a primary pump and a boost pump drive therefor | |
| US6182588B1 (en) | Hydraulic system having boost pump in series with a primary pump and a boost pump drive therefor | |
| CA2236535C (fr) | Systeme hydraulique ayant une pompe d'appoint en serie avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme | |
| US7637332B2 (en) | Transmission mechanism for vehicles having HST and pressure oil supply system therefor | |
| EP2581271B1 (fr) | Système hydraulique auxiliaire de véhicule | |
| CA2280246C (fr) | Boite integree de pignon de demi-vitesse pour tracteurs a quatre roues motrices | |
| US7677371B2 (en) | Mower with automatic parking brake | |
| US20070158129A1 (en) | Transmission for a Working Vehicle and Vehicle | |
| US5289680A (en) | Two pump hydraulic system with relief valves having different relief pressures | |
| US4295539A (en) | Auxiliary drive system | |
| US6321867B1 (en) | Charge flow supplement circuit for tractors | |
| CA2593384C (fr) | Systeme hydraulique ayant une pompe d'appoint en parallele avec une pompe principale, et entrainement de pompe d'appoint pour ce systeme | |
| US12162346B2 (en) | Working vehicle | |
| US5577435A (en) | High flow hydraulic circuit for tractors | |
| CA2288423C (fr) | Circuit de lubrification pour boite de reduction eloignee de tracteurs | |
| RU2037434C1 (ru) | Гидропривод самоходной машины | |
| CA1217405A (fr) | Dispositif d'asservissement moteur pour train avant de vehicule | |
| Kirkpatrick et al. | Greater Utility for Tractors through Hydrostatic Power | |
| JPH03224403A (ja) | 移動農機等の油圧装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20180501 |