FR1194539A - Servo-distributeur hydraulique à fuites très réduites - Google Patents
Servo-distributeur hydraulique à fuites très réduitesInfo
- Publication number
- FR1194539A FR1194539A FR1194539DA FR1194539A FR 1194539 A FR1194539 A FR 1194539A FR 1194539D A FR1194539D A FR 1194539DA FR 1194539 A FR1194539 A FR 1194539A
- Authority
- FR
- France
- Prior art keywords
- valve
- hydraulic servo
- low leakage
- leakage hydraulic
- low
- 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
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2278—Pressure modulating relays or followers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/8659—Variable orifice-type modulator
- Y10T137/86598—Opposed orifices; interposed modulator
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Control Of Fluid Pressure (AREA)
- Coating Apparatus (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR3025867X | 1958-03-26 | ||
FR789654A FR75362E (fr) | 1959-03-18 | 1959-03-18 | Distributeur de servo-moteur hydraulique de haute performance et à fuites très réduites |
FR761598 | 1959-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1194539A true FR1194539A (fr) | 1959-11-10 |
Family
ID=32397583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1194539D Expired FR1194539A (fr) | 1958-03-26 | 1958-03-26 | Servo-distributeur hydraulique à fuites très réduites |
Country Status (5)
Country | Link |
---|---|
US (1) | US3025867A (fr) |
CH (1) | CH352572A (fr) |
DE (1) | DE1161733B (fr) |
FR (1) | FR1194539A (fr) |
GB (1) | GB902006A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2212498B1 (fr) * | 1972-12-29 | 1976-01-30 | Messier Hispano Fr | |
US7726340B2 (en) * | 2006-11-09 | 2010-06-01 | Honeywell International Inc. | Flexible, hermetic pivot seal for torque motor |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2146176A (en) * | 1939-02-07 | Regulating device | ||
DE314523C (fr) * | ||||
US2742919A (en) * | 1951-06-30 | 1956-04-24 | Gen Controls Co | Electromagnetically operated balanced pilot valve |
US2767689A (en) * | 1953-05-22 | 1956-10-23 | Cornell Aeronautical Labor Inc | Electrohydraulic servo valve |
US2858849A (en) * | 1955-02-28 | 1958-11-04 | Gen Controls Co | Multi-positional control valve |
US2790427A (en) * | 1955-09-23 | 1957-04-30 | Ex Cell O Corp | Flow control servo valve |
FR1137106A (fr) * | 1955-11-28 | 1957-05-23 | Rech S Etudes | Distributeur hydraulique, notamment à commande électromagnétique |
DE1024767B (de) * | 1956-02-10 | 1958-02-20 | Forkardt Paul Kg | Elektromagnetisch gesteuertes Vierwegeventil |
US2896588A (en) * | 1956-04-04 | 1959-07-28 | Sanders Associates Inc | Electro-hydraulic servo valve |
-
1958
- 1958-03-26 FR FR1194539D patent/FR1194539A/fr not_active Expired
-
1959
- 1959-03-24 US US80158359 patent/US3025867A/en not_active Expired - Lifetime
- 1959-03-26 GB GB1067159A patent/GB902006A/en not_active Expired
- 1959-03-26 DE DE1959R0025222 patent/DE1161733B/de active Pending
- 1959-03-26 CH CH352572D patent/CH352572A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
DE1161733B (de) | 1964-01-23 |
US3025867A (en) | 1962-03-20 |
CH352572A (fr) | 1961-02-28 |
GB902006A (en) | 1962-07-25 |
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