ES371132A1 - Un mecanismo de control del flujo para controlar la circu- lacion de fluido a un dispositivo accionado por fluido. - Google Patents
Un mecanismo de control del flujo para controlar la circu- lacion de fluido a un dispositivo accionado por fluido.Info
- Publication number
- ES371132A1 ES371132A1 ES371132A ES371132A ES371132A1 ES 371132 A1 ES371132 A1 ES 371132A1 ES 371132 A ES371132 A ES 371132A ES 371132 A ES371132 A ES 371132A ES 371132 A1 ES371132 A1 ES 371132A1
- Authority
- ES
- Spain
- Prior art keywords
- control valve
- flow control
- fluid
- inlet port
- actuated device
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
- F15B11/162—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for giving priority to particular servomotors or users
-
- 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
- F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
- F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
-
- 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
- F15B2211/25—Pressure 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
- F15B2211/30505—Non-return valves, i.e. check 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
- F15B2211/35—Directional control combined with flow control
- F15B2211/351—Flow control by regulating means in feed line, i.e. meter-in control
-
- 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
- F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
-
- 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
- F15B2211/57—Control of a differential 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
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6052—Load sensing circuits having valve means between output member and the load sensing circuit using check 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6054—Load sensing circuits having valve means between output member and the load sensing circuit using shuttle 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6055—Load sensing circuits having valve means between output member and the load sensing circuit using pressure relief 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2579—Flow rate responsive
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2612—Common sensor for both bypass or relief valve and other branch valve
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Multiple-Way Valves (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75796068A | 1968-09-06 | 1968-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES371132A1 true ES371132A1 (es) | 1971-08-16 |
Family
ID=25049884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES371132A Expired ES371132A1 (es) | 1968-09-06 | 1969-09-02 | Un mecanismo de control del flujo para controlar la circu- lacion de fluido a un dispositivo accionado por fluido. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3592216A (es) |
BE (1) | BE738466A (es) |
ES (1) | ES371132A1 (es) |
FR (1) | FR2017503A1 (es) |
GB (1) | GB1279319A (es) |
NL (1) | NL6913629A (es) |
SE (1) | SE347323B (es) |
ZA (1) | ZA695982B (es) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3726093A (en) * | 1971-11-15 | 1973-04-10 | Parker Hannifin Corp | Pump control system |
US3977301A (en) * | 1971-12-23 | 1976-08-31 | Caterpillar Tractor Co. | Low-effort proportional control valve |
JPS5240381B2 (es) * | 1972-05-20 | 1977-10-12 | ||
US3915067A (en) * | 1973-12-07 | 1975-10-28 | Borg Warner | Anti-cavitation valve |
US3937129A (en) * | 1974-10-23 | 1976-02-10 | The Scott & Fetzer Company | Load responsive system with area change flow extender |
DE2457451A1 (de) * | 1974-12-05 | 1976-06-10 | Bosch Gmbh Robert | Hydraulische steuereinrichtung |
US3980095A (en) * | 1975-02-10 | 1976-09-14 | Mcavoy Dennis J | Power transmission |
US3982469A (en) * | 1976-01-23 | 1976-09-28 | Caterpillar Tractor Co. | Apparatus for controlling work element operating pressures in a fluid system |
US4145958A (en) * | 1977-12-02 | 1979-03-27 | Borg-Warner Corporation | Fluid control system with automatically actuated motor port lock-out valves |
US4193263A (en) * | 1978-07-27 | 1980-03-18 | Borg-Warner Corporation | Fluid control system with individually variable flow control mechanism for each control section |
WO1981001316A1 (en) * | 1979-11-08 | 1981-05-14 | C Habiger | Improved load resolver |
US4361169A (en) * | 1979-11-13 | 1982-11-30 | Commercial Shearing, Inc. | Pressure compensated control valves |
US4345435A (en) * | 1980-05-05 | 1982-08-24 | Sperry Corporation | Power transmission |
US4343152A (en) * | 1980-05-16 | 1982-08-10 | Caterpillar Tractor Co. | Load sensing porting arrangement |
DE3318052A1 (de) * | 1982-12-30 | 1984-07-05 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische steuereinrichtung |
DE3302000A1 (de) * | 1983-01-21 | 1984-07-26 | Danfoss A/S, Nordborg | Hydraulisches schieberventil |
FR2562632B1 (fr) * | 1984-04-18 | 1986-12-12 | Bennes Marrel | Distributeur hydraulique du type proportionnel, avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation |
AU3152084A (en) * | 1984-05-07 | 1985-11-28 | Caterpillar Tractor Co. | Load responsive fluid control value |
US4787294A (en) * | 1987-07-29 | 1988-11-29 | Hydreco, Incorporated | Sectional flow control and load check assembly |
US5038813A (en) * | 1990-05-21 | 1991-08-13 | Rossow David E | Pneumatic starter device |
US5809862A (en) * | 1995-08-04 | 1998-09-22 | Dallman; Jimmie J. | Flotation control system |
JP3606976B2 (ja) * | 1995-12-26 | 2005-01-05 | 日立建機株式会社 | 油圧作業機の油圧制御システム |
FR2785401B1 (fr) * | 1998-07-07 | 2005-08-05 | Luk Getriebe Systeme Gmbh | Distributeur regulateur de flux volumique |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2467576A (en) * | 1945-01-25 | 1949-04-19 | Zimmermann Lukas | Hydraulic system utilizing flow dividers |
US2852918A (en) * | 1954-12-24 | 1958-09-23 | New York Air Brake Co | Hydraulic control circuit with unloading means |
US2971523A (en) * | 1957-01-11 | 1961-02-14 | Thompson Ramo Wooldridge Inc | Pump and valve assembly |
US3179040A (en) * | 1961-11-06 | 1965-04-20 | American Baler Co | Relief valve |
GB1164822A (en) * | 1966-01-28 | 1969-09-24 | Coal Industry Patents Ltd | Improvements in the Control of Advanceable Conveyors used in Mines |
-
1968
- 1968-09-06 US US757960A patent/US3592216A/en not_active Expired - Lifetime
-
1969
- 1969-08-20 ZA ZA695982*A patent/ZA695982B/xx unknown
- 1969-08-22 SE SE11688/69A patent/SE347323B/xx unknown
- 1969-08-22 GB GB42046/69A patent/GB1279319A/en not_active Expired
- 1969-09-02 ES ES371132A patent/ES371132A1/es not_active Expired
- 1969-09-04 FR FR6930171A patent/FR2017503A1/fr active Pending
- 1969-09-05 BE BE738466D patent/BE738466A/xx not_active IP Right Cessation
- 1969-09-08 NL NL6913629A patent/NL6913629A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3592216A (en) | 1971-07-13 |
SE347323B (es) | 1972-07-31 |
GB1279319A (en) | 1972-06-28 |
FR2017503A1 (es) | 1970-05-22 |
NL6913629A (es) | 1970-03-10 |
DE1944129B2 (de) | 1976-12-30 |
DE1944129A1 (de) | 1970-03-12 |
ZA695982B (en) | 1971-03-31 |
BE738466A (es) | 1970-02-16 |
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