GB957725A - Electro-hydraulic servo control valve - Google Patents
Electro-hydraulic servo control valveInfo
- Publication number
- GB957725A GB957725A GB2916160A GB2916160A GB957725A GB 957725 A GB957725 A GB 957725A GB 2916160 A GB2916160 A GB 2916160A GB 2916160 A GB2916160 A GB 2916160A GB 957725 A GB957725 A GB 957725A
- Authority
- GB
- United Kingdom
- Prior art keywords
- flapper
- fluid
- pressure
- opening
- passages
- 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
Links
- 239000012530 fluid Substances 0.000 abstract 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910000639 Spring steel Inorganic materials 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
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
- 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
- F15B13/0438—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 nozzle-flapper type
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Magnetically Actuated Valves (AREA)
- Servomotors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83696759A | 1959-08-31 | 1959-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB957725A true GB957725A (en) | 1964-05-13 |
Family
ID=25273153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2916160A Expired GB957725A (en) | 1959-08-31 | 1960-08-23 | Electro-hydraulic servo control valve |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1195116B (enrdf_load_stackoverflow) |
GB (1) | GB957725A (enrdf_load_stackoverflow) |
NL (1) | NL255263A (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136161A (en) * | 1983-02-28 | 1984-09-12 | Sundstrand Corp | Two member boost stage valve for a hydraulic control |
EP3904700A1 (en) * | 2020-04-28 | 2021-11-03 | Hamilton Sundstrand Corporation | A filter assembly for a servovalve |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1222338B (de) | 1959-10-31 | 1966-08-04 | Weston Hydraulics Ltd | Steuereinrichtung fuer einen doppeltwirkenden Verbraucher |
GB1245137A (en) * | 1968-12-24 | 1971-09-08 | Sperry Rand Ltd | Improved servo valve |
US4011891A (en) * | 1975-08-06 | 1977-03-15 | Applied Power Inc. | Proportional flow control valve |
DE3026788C2 (de) * | 1980-07-15 | 1987-01-02 | Hydromatik Gmbh, 7900 Ulm | Dichtungsanordnung |
DE3315056C2 (de) * | 1983-04-26 | 1994-02-17 | Bosch Gmbh Robert | Elektrohydraulisches Mehrwege-Regelventil |
DE3437487A1 (de) * | 1984-10-12 | 1986-04-17 | H. Kuhnke Gmbh Kg, 2427 Malente | Bistabiles magnetventil |
DE3913239C2 (de) * | 1989-04-21 | 1995-02-02 | Rexroth Mannesmann Gmbh | Steuermotor, insbesondere für ein Servoventil |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2775254A (en) * | 1951-09-05 | 1956-12-25 | British Messier Ltd | Electromagnetic devices for controlling fluid pressure |
US2934765A (en) | 1953-09-21 | 1960-04-26 | Ex Cell O Corp | Flow control servo valve |
DE1069972B (enrdf_load_stackoverflow) * | 1957-01-30 | 1959-11-26 | ||
US2964018A (en) | 1957-12-27 | 1960-12-13 | Bendix Corp | Electro-hydraulic servo valve |
FR1194539A (fr) | 1958-03-26 | 1959-11-10 | Rech S Etudes | Servo-distributeur hydraulique à fuites très réduites |
-
0
- NL NL255263D patent/NL255263A/xx unknown
-
1960
- 1960-08-23 GB GB2916160A patent/GB957725A/en not_active Expired
- 1960-08-23 DE DEB59074A patent/DE1195116B/de active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136161A (en) * | 1983-02-28 | 1984-09-12 | Sundstrand Corp | Two member boost stage valve for a hydraulic control |
US4537220A (en) * | 1983-02-28 | 1985-08-27 | Sundstrand Corporation | Two member boost stage valve for a hydraulic control |
EP3904700A1 (en) * | 2020-04-28 | 2021-11-03 | Hamilton Sundstrand Corporation | A filter assembly for a servovalve |
US12048889B2 (en) | 2020-04-28 | 2024-07-30 | Hamilton Sundstrand Corporation | Filter assembly for a servovalve |
Also Published As
Publication number | Publication date |
---|---|
NL255263A (enrdf_load_stackoverflow) | |
DE1195116B (de) | 1965-06-16 |
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