DD98980A1 - - Google Patents
Info
- Publication number
- DD98980A1 DD98980A1 DD16206172A DD16206172A DD98980A1 DD 98980 A1 DD98980 A1 DD 98980A1 DD 16206172 A DD16206172 A DD 16206172A DD 16206172 A DD16206172 A DD 16206172A DD 98980 A1 DD98980 A1 DD 98980A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
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- 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16206172A DD98980A1 (de) | 1972-04-05 | 1972-04-05 | |
| DE19732312911 DE2312911A1 (de) | 1972-04-05 | 1973-03-15 | Einrichtung zur arbeitsdruckbegrenzung regelbarer hydrostatischer maschinen |
| FR7312335A FR2179457A5 (de) | 1972-04-05 | 1973-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16206172A DD98980A1 (de) | 1972-04-05 | 1972-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD98980A1 true DD98980A1 (de) | 1973-07-12 |
Family
ID=5486033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16206172A DD98980A1 (de) | 1972-04-05 | 1972-04-05 |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD98980A1 (de) |
| DE (1) | DE2312911A1 (de) |
| FR (1) | FR2179457A5 (de) |
Families Citing this family (6)
| 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 |
| DE2734933A1 (de) * | 1977-08-03 | 1979-02-15 | Linde Ag | Regeleinrichtung fuer eine axialkolbenpumpe |
| US4205590A (en) * | 1978-02-06 | 1980-06-03 | Moog Inc. | Positive feedback mechanism for servocontroller of fluid operated actuator |
| US4210066A (en) * | 1978-04-26 | 1980-07-01 | Sundstrand Corporation | Power drive unit |
| US4284389A (en) * | 1979-08-24 | 1981-08-18 | General Signal Corporation | Input torque control system for a variable displacement pump |
| US5160245A (en) * | 1991-05-01 | 1992-11-03 | Sauer, Inc. | Displacement control feedback apparatus and method |
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1972
- 1972-04-05 DD DD16206172A patent/DD98980A1/xx unknown
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1973
- 1973-03-15 DE DE19732312911 patent/DE2312911A1/de active Pending
- 1973-04-05 FR FR7312335A patent/FR2179457A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2312911A1 (de) | 1973-10-18 |
| FR2179457A5 (de) | 1973-11-16 |