AT334704B - Hydraulisches betatigungsorgan mit vorsteuerventil - Google Patents
Hydraulisches betatigungsorgan mit vorsteuerventilInfo
- Publication number
- AT334704B AT334704B AT499174A AT499174A AT334704B AT 334704 B AT334704 B AT 334704B AT 499174 A AT499174 A AT 499174A AT 499174 A AT499174 A AT 499174A AT 334704 B AT334704 B AT 334704B
- Authority
- AT
- Austria
- Prior art keywords
- pilot valve
- hydraulic actuator
- actuator
- hydraulic
- pilot
- Prior art date
Links
Classifications
-
- 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
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
- F15B13/0436—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being of the steerable jet type
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/16—Special measures for feedback, e.g. by a follow-up device
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH928673A CH556974A (de) | 1973-06-26 | 1973-06-26 | Hydraulisches betaetigungsorgan mit vorsteuerventil. |
Publications (2)
Publication Number | Publication Date |
---|---|
AT334704B true AT334704B (de) | 1976-02-10 |
ATA499174A ATA499174A (de) | 1976-05-15 |
Family
ID=4350337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT499174A AT334704B (de) | 1973-06-26 | 1974-06-17 | Hydraulisches betatigungsorgan mit vorsteuerventil |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT334704B (de) |
CH (1) | CH556974A (de) |
DE (1) | DE2428287C2 (de) |
FR (1) | FR2235300B1 (de) |
GB (1) | GB1470818A (de) |
IT (1) | IT1015344B (de) |
NL (1) | NL7407938A (de) |
SE (1) | SE410031B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3020918A1 (de) * | 1980-06-03 | 1981-12-10 | Backe, Wolfgang, Prof.Dr.-Ing., 5100 Aachen | Vorgesteuerte vorrichtung zur lastunabhaengigen volumenstromregelung |
DE3234988A1 (de) * | 1981-09-26 | 1983-04-14 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Elektro-hydraulisch vorgesteuertes drosselventil |
EP0083688B1 (de) * | 1981-09-26 | 1986-08-13 | b a r m a g Barmer Maschinenfabrik Aktiengesellschaft | Elektro-hydraulisch vorgesteuertes Proportionaldrosselventil |
DE3690051C1 (de) * | 1985-02-23 | 1997-09-18 | Barmag Barmer Maschf | Proportionalventil mit einem einstellbaren Drosselventil zwischen Pumpe und Last sowie einer Druckwaage |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1334999A (fr) * | 1962-06-07 | 1963-08-16 | Rech Etudes Prod | Dispositif de servo-commande hydraulique et son application à une commande de direction d'un avion |
US3339572A (en) | 1965-01-25 | 1967-09-05 | Carroll G Gordon | Electro-hydraulic servo valve |
US3464318A (en) | 1966-06-03 | 1969-09-02 | Moog Inc | Servomechanism providing static load error washout |
-
1973
- 1973-06-26 CH CH928673A patent/CH556974A/de not_active IP Right Cessation
-
1974
- 1974-06-12 DE DE19742428287 patent/DE2428287C2/de not_active Expired
- 1974-06-13 NL NL7407938A patent/NL7407938A/xx not_active Application Discontinuation
- 1974-06-17 AT AT499174A patent/AT334704B/de not_active IP Right Cessation
- 1974-06-19 SE SE7408073A patent/SE410031B/xx not_active IP Right Cessation
- 1974-06-24 IT IT2435174A patent/IT1015344B/it active
- 1974-06-25 FR FR7422036A patent/FR2235300B1/fr not_active Expired
- 1974-06-25 GB GB2805474A patent/GB1470818A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1015344B (it) | 1977-05-10 |
SE7408073L (de) | 1974-12-27 |
DE2428287C2 (de) | 1986-06-12 |
GB1470818A (en) | 1977-04-21 |
SE410031B (sv) | 1979-09-17 |
FR2235300B1 (de) | 1979-04-20 |
DE2428287A1 (de) | 1975-01-16 |
FR2235300A1 (de) | 1975-01-24 |
ATA499174A (de) | 1976-05-15 |
NL7407938A (de) | 1974-12-30 |
CH556974A (de) | 1974-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |