DE2253733A1 - Servoventil - Google Patents
ServoventilInfo
- Publication number
- DE2253733A1 DE2253733A1 DE2253733A DE2253733A DE2253733A1 DE 2253733 A1 DE2253733 A1 DE 2253733A1 DE 2253733 A DE2253733 A DE 2253733A DE 2253733 A DE2253733 A DE 2253733A DE 2253733 A1 DE2253733 A1 DE 2253733A1
- Authority
- DE
- Germany
- Prior art keywords
- fluid
- valve
- bore
- control valve
- main valve
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims description 52
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 235000010716 Vigna mungo Nutrition 0.000 description 1
- 244000042295 Vigna mungo Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002699 waste material Substances 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
- F15B13/02—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
- F15B13/0435—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 sliding 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
- F15B13/0401—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
- F15B13/0433—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 pressure control 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
- F15B13/0436—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 steerable jet type
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19484071A | 1971-11-02 | 1971-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2253733A1 true DE2253733A1 (de) | 1973-05-10 |
Family
ID=22719094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2253733A Pending DE2253733A1 (de) | 1971-11-02 | 1972-11-02 | Servoventil |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3757823A (enExample) |
| JP (1) | JPS4857079A (enExample) |
| AU (1) | AU463555B2 (enExample) |
| CA (1) | CA962551A (enExample) |
| DE (1) | DE2253733A1 (enExample) |
| GB (1) | GB1411551A (enExample) |
| IT (1) | IT966846B (enExample) |
| NL (1) | NL7214787A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4293040A (en) * | 1979-08-06 | 1981-10-06 | Allis-Chalmers Corporation | Hydraulic draft load sensing system including quill shaft bendable in response to draft loads |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011891A (en) * | 1975-08-06 | 1977-03-15 | Applied Power Inc. | Proportional flow control valve |
| US4711379A (en) * | 1985-04-03 | 1987-12-08 | Nordson Corporation | Proportional flow control dispensing gun |
| US5054650A (en) * | 1986-10-30 | 1991-10-08 | Nordson Corporation | Method of compensating for changes in the flow characteristics of a dispensed fluid to maintain the volume of dispensed fluid at a setpoint |
| US4922852A (en) * | 1986-10-30 | 1990-05-08 | Nordson Corporation | Apparatus for dispensing fluid materials |
| US4988015A (en) * | 1986-10-30 | 1991-01-29 | Nordson Corporation | Method for dispensing fluid materials |
| DE3704312A1 (de) * | 1987-02-12 | 1988-08-25 | Hans Schoen | Elektrohydraulische steueranordnung |
| US5236015A (en) * | 1989-12-13 | 1993-08-17 | Hydrolux S.A.R.L. | Position-controlled proportional directional valve |
| US5240041A (en) * | 1989-12-28 | 1993-08-31 | Moog Inc. | Synthesized flow-control servovalve |
| US5366202A (en) * | 1993-07-06 | 1994-11-22 | Caterpillar Inc. | Displacement controlled hydraulic proportional valve |
| US6601821B2 (en) * | 2000-11-17 | 2003-08-05 | G. W. Lisk Company, Inc. | Proportional control valve assembly for exhaust gas recirculation system |
| DE102008058694B4 (de) * | 2007-12-06 | 2019-12-19 | Schaeffler Technologies AG & Co. KG | Verfahren zum Ansteuern eines hydraulischen Folgesystems |
| USD808756S1 (en) | 2015-09-15 | 2018-01-30 | Milwaukee Electric Tool Corporation | Cutter |
| CN113399736B (zh) | 2015-09-15 | 2024-03-15 | 米沃奇电动工具公司 | 切割器套件 |
| CN108687396B (zh) | 2017-04-07 | 2021-06-04 | 米沃奇电动工具公司 | 切割工具 |
| US10323659B2 (en) * | 2017-05-16 | 2019-06-18 | Parker-Hannifin Corporation | Open center control valve |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2852948A (en) * | 1952-11-14 | 1958-09-23 | American Brake Shoe Co | Solenoid operated valve |
| US3339573A (en) * | 1965-03-15 | 1967-09-05 | Weatherhead Co | Flow control valve |
| US3270776A (en) * | 1965-06-10 | 1966-09-06 | Numatic Inc | Solenoid valve construction |
-
1971
- 1971-11-02 US US00194840A patent/US3757823A/en not_active Expired - Lifetime
-
1972
- 1972-10-30 AU AU48295/72A patent/AU463555B2/en not_active Expired
- 1972-10-30 IT IT53709/72A patent/IT966846B/it active
- 1972-10-31 GB GB5020972A patent/GB1411551A/en not_active Expired
- 1972-11-01 NL NL7214787A patent/NL7214787A/xx unknown
- 1972-11-02 JP JP47110665A patent/JPS4857079A/ja active Pending
- 1972-11-02 CA CA155,576A patent/CA962551A/en not_active Expired
- 1972-11-02 DE DE2253733A patent/DE2253733A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4293040A (en) * | 1979-08-06 | 1981-10-06 | Allis-Chalmers Corporation | Hydraulic draft load sensing system including quill shaft bendable in response to draft loads |
Also Published As
| Publication number | Publication date |
|---|---|
| IT966846B (it) | 1974-02-20 |
| CA962551A (en) | 1975-02-11 |
| GB1411551A (en) | 1975-10-29 |
| AU463555B2 (en) | 1975-07-31 |
| US3757823A (en) | 1973-09-11 |
| JPS4857079A (enExample) | 1973-08-10 |
| NL7214787A (enExample) | 1973-05-04 |
| AU4829572A (en) | 1974-05-02 |
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