IT958460B - Azionatore per variare la corsa di macchine idrauliche rotative - Google Patents
Azionatore per variare la corsa di macchine idrauliche rotativeInfo
- Publication number
- IT958460B IT958460B IT5103272A IT5103272A IT958460B IT 958460 B IT958460 B IT 958460B IT 5103272 A IT5103272 A IT 5103272A IT 5103272 A IT5103272 A IT 5103272A IT 958460 B IT958460 B IT 958460B
- Authority
- IT
- Italy
- Prior art keywords
- stroke
- actuator
- change
- rotary hydraulic
- hydraulic machines
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B3/00—Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F01B3/10—Control of working-fluid admission or discharge peculiar thereto
- F01B3/103—Control of working-fluid admission or discharge peculiar thereto for machines with rotary cylinder block
- F01B3/106—Control of working-fluid admission or discharge peculiar thereto for machines with rotary cylinder block by changing the inclination of the swash plate
-
- 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
- F04B49/002—Hydraulic systems to change the pump delivery
-
- 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
- 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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/10—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
-
- 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
- F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H2059/6838—Sensing gearing status of hydrostatic transmissions
- F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Fluid Gearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2940271A GB1397391A (en) | 1971-06-23 | 1971-06-23 | Actuator for stroke control in hydraulic machines |
Publications (1)
Publication Number | Publication Date |
---|---|
IT958460B true IT958460B (it) | 1973-10-20 |
Family
ID=10291020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5103272A IT958460B (it) | 1971-06-23 | 1972-06-21 | Azionatore per variare la corsa di macchine idrauliche rotative |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2230589A1 (it) |
FR (1) | FR2143374B1 (it) |
GB (1) | GB1397391A (it) |
IT (1) | IT958460B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1104033A (en) * | 1977-02-24 | 1981-06-30 | Commercial Shearing, Inc. | Pressure and flow compensated control system with constant torque and viscosity sensing over-ride |
DE2823559A1 (de) * | 1978-05-30 | 1979-12-06 | Linde Ag | Steuer- und regeleinrichtung fuer ein hydrostatisches getriebe |
DE2827810C2 (de) * | 1978-06-24 | 1983-03-17 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Automotive Steuerung für einen hydrostatischen Fahrantrieb |
NL7907714A (nl) * | 1979-10-19 | 1981-04-22 | Doornes Transmissie Bv | Werkwijze en inrichting voor het regelen van een traploos variabele transmissie. |
DE3236580A1 (de) * | 1982-10-02 | 1984-04-05 | Robert Bosch Gmbh, 7000 Stuttgart | Steuereinrichtung fuer einen hydrostatischen antrieb |
US4723892A (en) * | 1987-03-19 | 1988-02-09 | Cowan Philip L | Constant power variable volume pump |
CN113027661B (zh) * | 2021-04-20 | 2023-02-07 | 天津大学前沿技术研究院有限公司 | 一种流致振动液压发电设备 |
-
1971
- 1971-06-23 GB GB2940271A patent/GB1397391A/en not_active Expired
-
1972
- 1972-06-21 IT IT5103272A patent/IT958460B/it active
- 1972-06-22 DE DE19722230589 patent/DE2230589A1/de active Pending
- 1972-06-23 FR FR7222764A patent/FR2143374B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2143374B1 (it) | 1973-07-13 |
GB1397391A (en) | 1975-06-11 |
FR2143374A1 (it) | 1973-02-02 |
DE2230589A1 (de) | 1972-12-28 |
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