MX161806A - Mejoras a sistema hidraulico para controlar particularmente bombas de desplazamiento variable de presion-fluido - Google Patents
Mejoras a sistema hidraulico para controlar particularmente bombas de desplazamiento variable de presion-fluidoInfo
- Publication number
- MX161806A MX161806A MX11818A MX1181888A MX161806A MX 161806 A MX161806 A MX 161806A MX 11818 A MX11818 A MX 11818A MX 1181888 A MX1181888 A MX 1181888A MX 161806 A MX161806 A MX 161806A
- Authority
- MX
- Mexico
- Prior art keywords
- fluid
- pressure
- hydraulic system
- variable displacement
- displacement pumps
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/468—Automatic regulation in accordance with output requirements for achieving a target input torque
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/433—Pump capacity control by fluid pressure control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/060,150 US4813235A (en) | 1987-06-09 | 1987-06-09 | Hydraulic gain reduction circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
MX161806A true MX161806A (es) | 1990-12-28 |
Family
ID=22027691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX11818A MX161806A (es) | 1987-06-09 | 1988-06-08 | Mejoras a sistema hidraulico para controlar particularmente bombas de desplazamiento variable de presion-fluido |
Country Status (5)
Country | Link |
---|---|
US (1) | US4813235A (es) |
JP (1) | JP2735224B2 (es) |
BR (1) | BR8802754A (es) |
CA (1) | CA1286148C (es) |
MX (1) | MX161806A (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3929466A1 (de) * | 1989-09-05 | 1991-03-21 | Rexroth Mannesmann Gmbh | Steuerschaltung fuer einen mit einer verstellpumpe betriebenen hydraulischen kraftheber |
US5060475A (en) * | 1990-05-29 | 1991-10-29 | Caterpillar Inc. | Pilot control circuit for load sensing hydraulic systems |
US5077972A (en) * | 1990-07-03 | 1992-01-07 | Caterpillar Inc. | Load pressure duplicating circuit |
JPH0473403A (ja) * | 1990-07-11 | 1992-03-09 | Nabco Ltd | 油圧回路 |
DE4025638C1 (es) * | 1990-08-13 | 1991-12-05 | Brueninghaus Hydraulik Gmbh, 7240 Horb, De | |
DE4208925C1 (es) * | 1992-03-19 | 1993-06-03 | Hydromatik Gmbh, 7915 Elchingen, De | |
US6874318B1 (en) * | 2003-09-18 | 2005-04-05 | Sauer-Danfoss, Inc. | Automatic remote pressure compensation in an open circuit pump |
GB0517698D0 (en) * | 2005-08-30 | 2005-10-05 | Agco Gmbh | Hydraulic system for utility vehicles, in particular agricultural tractors |
DE102011107222A1 (de) * | 2011-07-13 | 2013-01-17 | Linde Material Handling Gmbh | Hydrostatisches Antriebssystem mit einer im Fördervolumen verstellbaren Pumpe |
CN103527537B (zh) * | 2013-10-21 | 2016-05-25 | 中联重科股份有限公司 | 负载敏感控制系统、方法和工程机械 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US29673A (en) * | 1860-08-21 | Corit-shellek | ||
US3826090A (en) * | 1973-07-25 | 1974-07-30 | Deere & Co | Variable pressure hydraulic system |
US3995425A (en) * | 1976-03-08 | 1976-12-07 | Deere & Company | Demand compensated hydraulic system with pilot line pressure-maintaining valve |
US4065922A (en) * | 1976-08-23 | 1978-01-03 | Hyster Company | Load lifting and lowering control system |
US4194363A (en) * | 1979-02-21 | 1980-03-25 | General Signal Corporation | Fluid horsepower control system |
US4292805A (en) * | 1979-09-24 | 1981-10-06 | Rexnord Inc. | Servo-valve convertible construction |
US4293284A (en) * | 1979-10-09 | 1981-10-06 | Double A Products Company | Power limiting control apparatus for pressure-flow compensated variable displacement pump assemblies |
US4336687A (en) * | 1980-04-21 | 1982-06-29 | Eaton Corporation | Load sensing controller |
US4362087A (en) * | 1981-03-26 | 1982-12-07 | Tadeusz Budzich | Fully compensated fluid control valve |
US4418710A (en) * | 1981-10-05 | 1983-12-06 | Eaton Corporation | Pilot control valve for load sensing hydraulic system |
US4481770A (en) * | 1982-03-22 | 1984-11-13 | Caterpillar Tractor Co. | Fluid system with flow compensated torque control |
US4648803A (en) * | 1985-09-17 | 1987-03-10 | Deere & Company | Control circuit and control valve for radial piston pump |
-
1987
- 1987-06-09 US US07/060,150 patent/US4813235A/en not_active Expired - Fee Related
-
1988
- 1988-06-02 CA CA000568481A patent/CA1286148C/en not_active Expired - Fee Related
- 1988-06-07 BR BR8802754A patent/BR8802754A/pt unknown
- 1988-06-08 MX MX11818A patent/MX161806A/es unknown
- 1988-06-08 JP JP63141442A patent/JP2735224B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6429681A (en) | 1989-01-31 |
JP2735224B2 (ja) | 1998-04-02 |
US4813235A (en) | 1989-03-21 |
CA1286148C (en) | 1991-07-16 |
BR8802754A (pt) | 1988-12-27 |
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