FR2362289B1 - - Google Patents
Info
- Publication number
- FR2362289B1 FR2362289B1 FR7625314A FR7625314A FR2362289B1 FR 2362289 B1 FR2362289 B1 FR 2362289B1 FR 7625314 A FR7625314 A FR 7625314A FR 7625314 A FR7625314 A FR 7625314A FR 2362289 B1 FR2362289 B1 FR 2362289B1
- Authority
- FR
- France
- 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
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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
- 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
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
-
- 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
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
-
- 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
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- 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
-
- 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
- Y10T137/86614—Electric
-
- 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
- Y10T137/877—With flow control means for branched passages
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7625314A FR2362289A1 (fr) | 1976-08-20 | 1976-08-20 | Servovalve electrohydraulique |
DE19772730144 DE2730144A1 (de) | 1976-08-20 | 1977-07-04 | Elektrohydraulisches servoventil |
GB29494/77A GB1580472A (en) | 1976-08-20 | 1977-07-13 | Servo-valves |
IT68704/77A IT1083023B (it) | 1976-08-20 | 1977-07-21 | Servovalvola elettroidraulica |
US05/819,614 US4193425A (en) | 1976-08-20 | 1977-07-26 | Electrohydraulic servo-valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7625314A FR2362289A1 (fr) | 1976-08-20 | 1976-08-20 | Servovalve electrohydraulique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2362289A1 FR2362289A1 (fr) | 1978-03-17 |
FR2362289B1 true FR2362289B1 (fr) | 1980-09-26 |
Family
ID=9177029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7625314A Granted FR2362289A1 (fr) | 1976-08-20 | 1976-08-20 | Servovalve electrohydraulique |
Country Status (5)
Country | Link |
---|---|
US (1) | US4193425A (fr) |
DE (1) | DE2730144A1 (fr) |
FR (1) | FR2362289A1 (fr) |
GB (1) | GB1580472A (fr) |
IT (1) | IT1083023B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54149928A (en) * | 1978-05-16 | 1979-11-24 | Aisin Seiki | Motor operation type flow quantity proportional control valve |
DE3338602A1 (de) * | 1983-10-24 | 1985-05-09 | Mannesmann Rexroth GmbH, 8770 Lohr | Steuermotor sowie diesen aufweisendes servoventil |
DE3348219C2 (en) * | 1983-10-24 | 1992-03-12 | Mannesmann Rexroth Gmbh, 8770 Lohr, De | Control motor for servo-valve |
US5076326A (en) * | 1990-10-15 | 1991-12-31 | Coltec Industries Inc. | Electromagnetically operated fluid control valve |
DE4110926C2 (de) * | 1991-04-04 | 1996-04-04 | Rexroth Mannesmann Gmbh | Einstellbares Druckbegrenzungsventil |
US6786236B2 (en) * | 2002-03-21 | 2004-09-07 | Jansen's Aircraft Systems Controls, Inc. | Electrohydraulic servo valve |
FR2873828B1 (fr) * | 2004-07-27 | 2006-10-20 | In Lhc Soc Par Actions Simplif | Servovalve de regulation de pression a debit de fuite reduit |
EP3284956B1 (fr) * | 2016-08-16 | 2019-07-24 | Hamilton Sundstrand Corporation | Servo-soupape |
FR3079566B1 (fr) * | 2018-03-30 | 2020-03-13 | Fluid Actuation & Control Toulouse | Servovalve de regulation de debit ou de pression d'un fluide |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD54538A (fr) * | ||||
US2327366A (en) * | 1940-08-02 | 1943-08-24 | Grade Crossing Guard Corp | Crossing protective system |
US3003476A (en) * | 1957-09-11 | 1961-10-10 | Gen Precision Inc | Motor flapper controlled hydraulic servo valve |
US3101650A (en) * | 1959-02-24 | 1963-08-27 | Bell Aerospace Corp | Hydromechanical rate damped servo system |
NL242603A (fr) * | 1959-06-04 | 1900-01-01 | ||
US3093155A (en) * | 1960-06-20 | 1963-06-11 | Bendix Corp | Variable-restriction valve |
US3542051A (en) * | 1967-12-29 | 1970-11-24 | Moog Inc | Free jet stream deflector servovalve |
US3588039A (en) * | 1969-09-05 | 1971-06-28 | Bolt Associates Inc | Solenoid valve structures and systems |
-
1976
- 1976-08-20 FR FR7625314A patent/FR2362289A1/fr active Granted
-
1977
- 1977-07-04 DE DE19772730144 patent/DE2730144A1/de not_active Withdrawn
- 1977-07-13 GB GB29494/77A patent/GB1580472A/en not_active Expired
- 1977-07-21 IT IT68704/77A patent/IT1083023B/it active
- 1977-07-26 US US05/819,614 patent/US4193425A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2362289A1 (fr) | 1978-03-17 |
IT1083023B (it) | 1985-05-21 |
US4193425A (en) | 1980-03-18 |
DE2730144A1 (de) | 1978-02-23 |
GB1580472A (en) | 1980-12-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |