CH538054A - Valve to control the flow of fluid to a user - Google Patents
Valve to control the flow of fluid to a userInfo
- Publication number
- CH538054A CH538054A CH914270A CH914270A CH538054A CH 538054 A CH538054 A CH 538054A CH 914270 A CH914270 A CH 914270A CH 914270 A CH914270 A CH 914270A CH 538054 A CH538054 A CH 538054A
- Authority
- CH
- Switzerland
- Prior art keywords
- fluid
- valve
- user
- flow
- control
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/09—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by means for actuating 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
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20538—Type of pump constant capacity
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/255—Flow control functions
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/26—Power control functions
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5151—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a directional control valve
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/528—Pressure control characterised by the type of actuation actuated by fluid pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/75—Control of speed of the output member
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/76—Control of force or torque of the output member
-
- 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
-
- 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
- Y10T137/86606—Common to plural valve motor chambers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Servomotors (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83806269A | 1969-07-01 | 1969-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH538054A true CH538054A (en) | 1973-06-15 |
Family
ID=25276148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH914270A CH538054A (en) | 1969-07-01 | 1970-06-16 | Valve to control the flow of fluid to a user |
Country Status (11)
Country | Link |
---|---|
US (1) | US3561488A (en) |
JP (1) | JPS5012558B1 (en) |
BE (1) | BE752583A (en) |
CA (1) | CA931855A (en) |
CH (1) | CH538054A (en) |
DE (1) | DE2032395C3 (en) |
FR (1) | FR2056329A5 (en) |
GB (1) | GB1273297A (en) |
IL (1) | IL34445A (en) |
NL (1) | NL7008883A (en) |
SE (1) | SE350574B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2158230C3 (en) * | 1971-11-24 | 1974-04-11 | Westinghouse Bremsen- Und Apparatebau Gmbh, 3000 Hannover | Hydraulic control device |
US3742981A (en) * | 1972-02-24 | 1973-07-03 | Sanders Associates Inc | Flow control valve with single spool second stage |
DE2305798C3 (en) * | 1973-02-07 | 1975-09-18 | Danfoss A/S, Nordborg (Daenemark) | Hydraulic control device for a servomotor, in particular for vehicle steering |
DE2305835A1 (en) * | 1973-02-07 | 1974-08-15 | Danfoss As | HYDRAULIC CONTROL DEVICE, IN PARTICULAR STEERING DEVICE |
JPS5838669B2 (en) * | 1974-07-08 | 1983-08-24 | 株式会社不二越 | Atsuriyokuhoshiyousukiriyuriyoyoseigiyoben |
US4094229A (en) * | 1974-11-05 | 1978-06-13 | Leonard Willie B | Fluidic repeater |
US4215623A (en) * | 1978-04-12 | 1980-08-05 | Sanders Associates, Inc. | Hydraulic velocity and acceleration control system |
DE2932847C2 (en) * | 1979-08-14 | 1982-05-13 | Danfoss A/S, 6430 Nordborg | Hydraulic control device for a servomotor, in particular for vehicle steering |
DE2941938C2 (en) * | 1979-10-17 | 1982-05-19 | Danfoss A/S, 6430 Nordborg | Hydraulic amplifier for a servo motor |
FR2534984B1 (en) * | 1982-10-21 | 1987-04-17 | Bennes Marrel | AMPLIFIED REMOTE CONTROL DEVICE FOR A HYDRAULIC CIRCUIT |
CS235845B1 (en) * | 1983-04-27 | 1985-05-15 | Bohumil Polacek | Hydraulic two-stage control device for a servomotor |
DE3428403A1 (en) * | 1983-08-01 | 1985-04-11 | Závody těžkého strojírenství Výzkumný ústav stavebních a zemních stroju, Brünn/Brno | Two stage, pressure-compensated hydraulic control device for at least two consuming units |
US4664135A (en) * | 1984-05-07 | 1987-05-12 | Sanders Associates, Inc. | Pilot valve |
US5137254A (en) * | 1991-09-03 | 1992-08-11 | Caterpillar Inc. | Pressure compensated flow amplifying poppet valve |
WO1999063232A1 (en) | 1998-06-05 | 1999-12-09 | J. Otto Byers & Associates | Servo positioning system |
US9458905B2 (en) | 2012-09-20 | 2016-10-04 | Steelcase Inc. | Spring assembly and method |
GB201313804D0 (en) * | 2013-08-01 | 2013-09-18 | Moog Controls Ltd | Improvements in hydraulic servovalves |
CN109058206A (en) * | 2018-09-29 | 2018-12-21 | 吕伟健 | A kind of hydraulic flow controller |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3228423A (en) * | 1956-01-23 | 1966-01-11 | Moog Servocontrols Inc | Fluid control valve in which a mechanical motion is transmitted from a dry region to a pressurized fluid filled region |
US3054388A (en) * | 1961-07-03 | 1962-09-18 | Bell Aerospace Corp | Servo valve with flow rate feedback |
US3357444A (en) * | 1965-01-21 | 1967-12-12 | Weston Instruments Inc | Fluid flow control |
US3363366A (en) * | 1965-06-30 | 1968-01-16 | Barnes Drill Co | Abrading machine |
US3464318A (en) * | 1966-06-03 | 1969-09-02 | Moog Inc | Servomechanism providing static load error washout |
-
1969
- 1969-07-01 US US3561488D patent/US3561488A/en not_active Expired - Lifetime
-
1970
- 1970-05-04 CA CA081780A patent/CA931855A/en not_active Expired
- 1970-05-04 IL IL34445A patent/IL34445A/en unknown
- 1970-05-19 SE SE684070A patent/SE350574B/xx unknown
- 1970-06-09 GB GB2796070A patent/GB1273297A/en not_active Expired
- 1970-06-16 CH CH914270A patent/CH538054A/en not_active IP Right Cessation
- 1970-06-17 NL NL7008883A patent/NL7008883A/xx not_active Application Discontinuation
- 1970-06-20 JP JP5398770A patent/JPS5012558B1/ja active Pending
- 1970-06-24 FR FR7023359A patent/FR2056329A5/fr not_active Expired
- 1970-06-26 BE BE752583D patent/BE752583A/en unknown
- 1970-06-30 DE DE2032395A patent/DE2032395C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE350574B (en) | 1972-10-30 |
NL7008883A (en) | 1971-01-05 |
CA931855A (en) | 1973-08-14 |
DE2032395B2 (en) | 1978-01-05 |
IL34445A0 (en) | 1970-07-19 |
JPS5012558B1 (en) | 1975-05-13 |
FR2056329A5 (en) | 1971-05-14 |
US3561488A (en) | 1971-02-09 |
DE2032395A1 (en) | 1971-01-14 |
GB1273297A (en) | 1972-05-03 |
BE752583A (en) | 1970-12-01 |
IL34445A (en) | 1973-02-28 |
DE2032395C3 (en) | 1978-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |