JPH03521B2 - - Google Patents
Info
- Publication number
- JPH03521B2 JPH03521B2 JP14841981A JP14841981A JPH03521B2 JP H03521 B2 JPH03521 B2 JP H03521B2 JP 14841981 A JP14841981 A JP 14841981A JP 14841981 A JP14841981 A JP 14841981A JP H03521 B2 JPH03521 B2 JP H03521B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- control
- spool
- adjustment
- working fluid
- 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
- 239000012530 fluid Substances 0.000 claims description 157
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000004044 response Effects 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 description 14
- 238000003199 nucleic acid amplification method Methods 0.000 description 14
- 230000007423 decrease Effects 0.000 description 13
- 230000004043 responsiveness Effects 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000000116 mitigating effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 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
- F15B13/0401—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Magnetically Actuated Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803042015 DE3042015C2 (de) | 1980-11-07 | 1980-11-07 | Elektrohydraulisches Proportionalventil |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5786605A JPS5786605A (en) | 1982-05-29 |
JPH03521B2 true JPH03521B2 (fr) | 1991-01-08 |
Family
ID=6116203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14841981A Granted JPS5786605A (en) | 1980-11-07 | 1981-09-19 | Hydraulic pressure proportional electro-magnetic valve |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5786605A (fr) |
DE (1) | DE3042015C2 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD206513A3 (de) * | 1981-10-26 | 1984-01-25 | Orsta Hydraulik Veb K | Stetig verstellbares 2-wege-einbauventil |
GB2121990B (en) * | 1982-06-15 | 1985-11-13 | William Richards Price | A hydraulic control system |
JPS61105381A (ja) * | 1984-10-29 | 1986-05-23 | Kawasaki Heavy Ind Ltd | 電磁流量制御弁 |
DE3637068A1 (de) * | 1986-04-08 | 1987-12-23 | Samson Ag | Pneumatische antriebsvorrichtung fuer stellgeraete oder dergleichen |
DE4111064A1 (de) * | 1991-04-05 | 1992-10-08 | Rexroth Mannesmann Gmbh | Wegeventil mit zwei beabstandeten ventilkoerpern |
US5366202A (en) * | 1993-07-06 | 1994-11-22 | Caterpillar Inc. | Displacement controlled hydraulic proportional valve |
DE4438065A1 (de) * | 1994-10-25 | 1996-05-02 | Rexroth Mannesmann Gmbh | Vorgesteuertes 2/2-Wege-Sitzventil |
DE102011110257B3 (de) | 2011-06-06 | 2012-07-26 | Hydac Fluidtechnik Gmbh | Ventil, insbesondere Druckregelventil oderDruckbegrenzungsventil |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH309289A (de) * | 1951-12-07 | 1955-08-31 | Limited Electraulic Presses | Steuerventil für Druckflüssigkeiten. |
US3580281A (en) * | 1969-10-07 | 1971-05-25 | Sanders Associates Inc | Control valve |
DE2835771A1 (de) * | 1978-08-16 | 1980-02-28 | Schwelm & Towler Hydraulics | Anordnung zur aussteuerung eines cartridgeelementes |
DE2932810A1 (de) * | 1979-08-13 | 1981-02-26 | Reinhard Ing Grad Kucharzyk | Elektrohydraulisches servoventil mit mechanischer rueckfuehrungsregelung |
-
1980
- 1980-11-07 DE DE19803042015 patent/DE3042015C2/de not_active Expired
-
1981
- 1981-09-19 JP JP14841981A patent/JPS5786605A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3042015C2 (de) | 1987-02-26 |
JPS5786605A (en) | 1982-05-29 |
DE3042015A1 (de) | 1982-05-19 |
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