BE651256A - - Google Patents
Info
- Publication number
- BE651256A BE651256A BE651256A BE651256A BE651256A BE 651256 A BE651256 A BE 651256A BE 651256 A BE651256 A BE 651256A BE 651256 A BE651256 A BE 651256A BE 651256 A BE651256 A BE 651256A
- Authority
- BE
- Belgium
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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/08—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover without auxiliary power
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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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
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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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
- F15B2211/50572—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using a pressure compensating valve for controlling the pressure difference across a flow 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
- F15B2211/57—Control of a differential pressure
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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
- 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
- F15B2211/7052—Single-acting output members
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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
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Control Of Fluid Pressure (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US663399A US2982258A (en) | 1957-06-04 | 1957-06-04 | Pressure ratio device utilizing a free piston valve for pressure ratio regulation and a servo mechanism coacting therewith to amplify pressure ratio error correction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE651256A true BE651256A (US07122603-20061017-C00294.png) | 1964-11-16 |
Family
ID=24661638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE651256A BE651256A (US07122603-20061017-C00294.png) | 1957-06-04 | 1964-07-31 |
Country Status (5)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3070073A (en) * | 1960-12-29 | 1962-12-25 | Bendix Corp | Isochronous governor |
| NL286163A (US07122603-20061017-C00294.png) * | 1961-11-30 | 1900-01-01 | ||
| GB1099673A (en) * | 1963-10-15 | 1968-01-17 | Sir Frank Whittle | Improvements in fluid pressure motive systems, for borehole drilling |
| US3654837A (en) * | 1969-12-29 | 1972-04-11 | Abex Corp | Hydraulic control systems |
| US3798979A (en) * | 1971-09-18 | 1974-03-26 | Felss Gebr | Rotary and axial drive mechanism |
| US3895563A (en) * | 1972-09-22 | 1975-07-22 | Gen Motors Corp | Hydraulic servomotor |
| DE2406718A1 (de) * | 1974-02-13 | 1975-08-21 | Broehl Gmbh Maschf | Dampfverhol- oder schleppwinde mit einer vorrichtung zur automatischen zugkraftregelung |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA492783A (en) * | 1953-05-12 | Bailey Meter Company | Control systems | |
| DE650404C (de) * | 1931-06-12 | 1937-09-22 | Harry Franklin Vickers | Vorrichtung zur Steuerung der Bewegung eines durch Fluessigkeit beeinflussten Teiles |
| US2085303A (en) * | 1932-05-27 | 1937-06-29 | Cincinnati Milling Machine Co | Hydraulic circuit control mechanism |
| US2146537A (en) * | 1936-02-03 | 1939-02-07 | Hydraulic Press Corp Inc | Automatic feed control valve |
| DE680141C (de) * | 1937-10-12 | 1939-08-23 | Askania Werke Akt Ges | Einrichtung an Druckmittelkraftschaltern |
| US2255787A (en) * | 1941-03-06 | 1941-09-16 | Manly Corp | Fluid pressure device and system |
| US2367009A (en) * | 1941-03-22 | 1945-01-09 | American Machine & Metals | Fluid system control |
| GB643170A (en) * | 1944-03-22 | 1950-09-15 | Electroflo Meters Co Ltd | Improvements in or relating to fluid-pressure relays |
| US2596366A (en) * | 1946-02-19 | 1952-05-13 | Fisher Governor Co | Snap acting pneumatic pressure pilot |
| GB669308A (en) * | 1947-06-28 | 1952-04-02 | Olaer Marine | Improvements in or relating to damping devices for governors of hydraulic apparatus or systems |
| US2712321A (en) * | 1951-04-17 | 1955-07-05 | Honeywell Regulator Co | Control apparatus |
| US2767725A (en) * | 1953-06-22 | 1956-10-23 | Marquardt Aircraft Company | Pressure ratio regulator |
| US2789543A (en) * | 1953-07-02 | 1957-04-23 | Honeywell Regulator Co | Stabilized pneumatic regulator apparatus |
| US2802456A (en) * | 1955-02-21 | 1957-08-13 | Warner & Wasey Company | Pilot valve |
| US2838028A (en) * | 1955-03-08 | 1958-06-10 | Daystrom Inc | Pneumatic follow-up system |
| US2790427A (en) * | 1955-09-23 | 1957-04-30 | Ex Cell O Corp | Flow control servo valve |
| US2915078A (en) * | 1956-10-17 | 1959-12-01 | Honeywell Regulator Co | Flapper nozzle combination with a variable nozzle restriction |
-
1957
- 1957-06-04 US US663399A patent/US2982258A/en not_active Expired - Lifetime
-
1958
- 1958-02-19 GB GB5383/58A patent/GB836955A/en not_active Expired
- 1958-03-18 FR FR1193421D patent/FR1193421A/fr not_active Expired
- 1958-03-26 CH CH5752658A patent/CH417348A/fr unknown
-
1964
- 1964-07-31 BE BE651256A patent/BE651256A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB836955A (en) | 1960-06-09 |
| US2982258A (en) | 1961-05-02 |
| CH417348A (fr) | 1966-07-15 |
| FR1193421A (fr) | 1959-11-03 |
