DE2532028A1 - Fluidverstaerker - Google Patents
FluidverstaerkerInfo
- Publication number
- DE2532028A1 DE2532028A1 DE19752532028 DE2532028A DE2532028A1 DE 2532028 A1 DE2532028 A1 DE 2532028A1 DE 19752532028 DE19752532028 DE 19752532028 DE 2532028 A DE2532028 A DE 2532028A DE 2532028 A1 DE2532028 A1 DE 2532028A1
- Authority
- DE
- Germany
- Prior art keywords
- piston
- fluid
- cylinder
- devices
- groove
- 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.)
- Withdrawn
Links
- 239000012530 fluid Substances 0.000 title claims description 166
- 230000004044 response Effects 0.000 claims description 60
- 238000009423 ventilation Methods 0.000 claims description 37
- 230000008859 change Effects 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 6
- 230000002596 correlated effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 2
- 230000036316 preload Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 14
- 230000004048 modification Effects 0.000 description 14
- 238000012986 modification Methods 0.000 description 14
- 238000010276 construction Methods 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 7
- 238000013022 venting Methods 0.000 description 5
- 101100511447 Epichloe uncinata lolC1 gene Proteins 0.000 description 4
- 101100511448 Epichloe uncinata lolC2 gene Proteins 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 101150058349 lolC gene Proteins 0.000 description 4
- 101100289323 Epichloe uncinata lolD1 gene Proteins 0.000 description 3
- 101100021536 Epichloe uncinata lolD2 gene Proteins 0.000 description 3
- 101150090708 lolD gene Proteins 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 102220523634 C-C motif chemokine 2_I28A_mutation Human genes 0.000 description 1
- 102220485271 CAP-Gly domain-containing linker protein 1_I17A_mutation Human genes 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- F15B13/16—Special measures for feedback, e.g. by a follow-up device
-
- 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
-
- 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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Reciprocating Pumps (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/489,829 US3988966A (en) | 1974-07-18 | 1974-07-18 | Fluidic repeater |
| US05/521,036 US4046059A (en) | 1974-07-18 | 1974-11-05 | Fluidic repeater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2532028A1 true DE2532028A1 (de) | 1976-02-05 |
Family
ID=27049841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752532028 Withdrawn DE2532028A1 (de) | 1974-07-18 | 1975-07-17 | Fluidverstaerker |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US4046059A (enExample) |
| JP (1) | JPS6052321B2 (enExample) |
| CA (1) | CA1045980A (enExample) |
| DE (1) | DE2532028A1 (enExample) |
| FR (1) | FR2278965A1 (enExample) |
| GB (1) | GB1515173A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2949657A1 (de) * | 1979-12-11 | 1981-06-19 | Danfoss A/S, 6430 Nordborg | Ventilanordnung fuer einen hydraulischen servomotor |
| US4335645A (en) | 1974-07-18 | 1982-06-22 | Leonard Willie B | Fluidic repeater |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4132152A (en) * | 1976-10-29 | 1979-01-02 | Hunkar Laboratories, Inc. | Closed loop electro-fluidic control system |
| JPS53157289U (enExample) * | 1977-05-16 | 1978-12-09 | ||
| US4355506A (en) * | 1977-08-26 | 1982-10-26 | Leonard Willie B | Pump-motor power limiter and pressure relief |
| USRE32588E (en) * | 1978-08-28 | 1988-02-02 | The Babcock & Wilcox Company | Valve actuator system |
| US4215844A (en) * | 1978-08-28 | 1980-08-05 | The Babcock & Wilcox Company | Valve actuator system |
| DE3024171C2 (de) * | 1980-06-27 | 1984-11-08 | Danfoss A/S, Nordborg | Hydrostatische Stelleinrichtung, insbesondere Lenkeinrichtung für Fahrzeuge |
| JPS5737103A (en) * | 1980-08-08 | 1982-03-01 | Leonard Willie Burt | Fluid pressure repeater |
| DE3106086A1 (de) * | 1981-02-19 | 1982-09-09 | Mannesmann Rexroth GmbH, 8770 Lohr | "vorrichtung zum regeln eines stellgliedes, insbesondere zum regeln des hubwerkes eines schleppers, maehdreschers o.dgl." |
| US4574687A (en) * | 1982-07-20 | 1986-03-11 | Mannesmann Rexroth Gmbh | Apparatus for positioning an adjusting member |
| US4569372A (en) * | 1984-08-28 | 1986-02-11 | Commercial Shearing, Inc. | Remote valve operators |
| JPS62184113U (enExample) * | 1986-05-16 | 1987-11-21 | ||
| CA2173380C (en) * | 1996-04-03 | 2001-07-10 | Michael G. Mancell | Power steering fluid reservoir |
| US20020179029A1 (en) * | 1998-09-09 | 2002-12-05 | Watson John P. | Hydraulically actuated, electrically controlled linear motor |
| FR2981414B1 (fr) * | 2011-10-12 | 2013-10-18 | In Lhc | Servovalve a deux etages et etage de pilotage adapte a une telle servovalve. |
| CN113915188B (zh) * | 2021-10-18 | 2024-05-07 | 山东泰丰智能控制股份有限公司 | 一种自适应液压控制系统 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2619794A (en) * | 1945-03-12 | 1952-12-02 | Rolls Royce | Control means for variable jet nozzles of jet propulsion units |
| US2709421A (en) * | 1952-07-29 | 1955-05-31 | Gen Electric | Hydraulic amplifier |
| US2841168A (en) * | 1952-11-19 | 1958-07-01 | Kleelavite Company Ltd | Hydraulic control valve apparatus |
| US2973746A (en) * | 1957-06-03 | 1961-03-07 | Edward C Jupa | Hydraulic servo valve |
| US2989950A (en) * | 1958-06-04 | 1961-06-27 | Lockman Nathan | Pneumatic control device |
| US3040715A (en) * | 1958-12-24 | 1962-06-26 | Bendix Corp | Two-stage pneumatic servo control |
| US3017868A (en) * | 1960-03-01 | 1962-01-23 | Raymond M Ginder | Oil motor |
| US3215044A (en) * | 1962-07-24 | 1965-11-02 | Lissau Frederic | Hydraulic positioning servo system |
| US3211182A (en) * | 1962-12-05 | 1965-10-12 | Jarry Hydraulics Ltd | Servo valve with rotary first stage |
| US3187509A (en) * | 1964-09-16 | 1965-06-08 | Sundstrand Corp | Hydrostatic transmission |
| US3426258A (en) * | 1965-01-18 | 1969-02-04 | Richard W Van Pelt | Control mechanism actuating motor in incremental manner |
| DE1601719B2 (de) * | 1966-02-09 | 1971-12-02 | Fujitsu Ltd , Kawasaki, Kanagawa (Japan) | Dydraulischer drehmomentverstaerker |
| US3486416A (en) * | 1968-02-08 | 1969-12-30 | Bendix Corp | Fluid remote position indicator |
| GB1270797A (en) * | 1968-09-30 | 1972-04-12 | Lucas Industries Ltd | Fluid operated servomechanism |
| US3583285A (en) * | 1969-07-17 | 1971-06-08 | Deere & Co | Pressure responsive direction control valve |
-
1974
- 1974-11-05 US US05/521,036 patent/US4046059A/en not_active Expired - Lifetime
-
1975
- 1975-07-10 CA CA231,209A patent/CA1045980A/en not_active Expired
- 1975-07-17 FR FR7522445A patent/FR2278965A1/fr active Granted
- 1975-07-17 GB GB2998475A patent/GB1515173A/en not_active Expired
- 1975-07-17 DE DE19752532028 patent/DE2532028A1/de not_active Withdrawn
- 1975-07-18 JP JP50088779A patent/JPS6052321B2/ja not_active Expired
-
1979
- 1979-04-06 US US06/027,668 patent/US4404897A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4335645A (en) | 1974-07-18 | 1982-06-22 | Leonard Willie B | Fluidic repeater |
| DE2949657A1 (de) * | 1979-12-11 | 1981-06-19 | Danfoss A/S, 6430 Nordborg | Ventilanordnung fuer einen hydraulischen servomotor |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1045980A (en) | 1979-01-09 |
| GB1515173A (en) | 1978-06-21 |
| JPS6052321B2 (ja) | 1985-11-19 |
| US4046059A (en) | 1977-09-06 |
| FR2278965A1 (fr) | 1976-02-13 |
| US4404897A (en) | 1983-09-20 |
| FR2278965B1 (enExample) | 1984-04-06 |
| JPS5134391A (enExample) | 1976-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |