FR2498698A1 - Appareil de commande pour dispositif de manoeuvre hydraulique, notamment pour releveur de charrue portee par un tracteur - Google Patents
Appareil de commande pour dispositif de manoeuvre hydraulique, notamment pour releveur de charrue portee par un tracteur Download PDFInfo
- Publication number
- FR2498698A1 FR2498698A1 FR8201264A FR8201264A FR2498698A1 FR 2498698 A1 FR2498698 A1 FR 2498698A1 FR 8201264 A FR8201264 A FR 8201264A FR 8201264 A FR8201264 A FR 8201264A FR 2498698 A1 FR2498698 A1 FR 2498698A1
- Authority
- FR
- France
- Prior art keywords
- pilot
- drawer
- chamber
- slide
- edge
- 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.)
- Granted
Links
- 230000007935 neutral effect Effects 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims description 24
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 10
- 239000003921 oil Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 241000331231 Amorphocerini gen. n. 1 DAD-2008 Species 0.000 description 1
- 241001124569 Lycaenidae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 210000002845 virion Anatomy 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/1006—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor
- A01B63/1013—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means the hydraulic or pneumatic means structurally belonging to the tractor and being located inside the tractor body
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3102505A DE3102505A1 (de) | 1981-01-27 | 1981-01-27 | "steuereinrichtung fuer ein hydraulisches arbeitsgeraet" |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2498698A1 true FR2498698A1 (fr) | 1982-07-30 |
| FR2498698B1 FR2498698B1 (id) | 1985-04-26 |
Family
ID=6123361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8201264A Granted FR2498698A1 (fr) | 1981-01-27 | 1982-01-27 | Appareil de commande pour dispositif de manoeuvre hydraulique, notamment pour releveur de charrue portee par un tracteur |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3102505A1 (id) |
| FR (1) | FR2498698A1 (id) |
| IT (1) | IT1149476B (id) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0115590A2 (de) * | 1982-12-30 | 1984-08-15 | Robert Bosch Gmbh | Hydraulische Steuereinrichtung |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3334094A1 (de) * | 1983-09-21 | 1985-04-18 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische steuereinrichtung |
| DE3431103A1 (de) * | 1984-08-24 | 1986-03-06 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische steuereinrichtung |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2016652A (en) * | 1978-03-10 | 1979-09-26 | Bosch Gmbh Robert | Control device for an hydraulic power transmission |
| EP0005818A1 (de) * | 1978-06-03 | 1979-12-12 | Mannesmann Rexroth GmbH | Hydraulisch betätigtes 3-Wegesitzventil |
-
1981
- 1981-01-27 DE DE3102505A patent/DE3102505A1/de not_active Withdrawn
-
1982
- 1982-01-26 IT IT19302/82A patent/IT1149476B/it active
- 1982-01-27 FR FR8201264A patent/FR2498698A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2016652A (en) * | 1978-03-10 | 1979-09-26 | Bosch Gmbh Robert | Control device for an hydraulic power transmission |
| EP0005818A1 (de) * | 1978-06-03 | 1979-12-12 | Mannesmann Rexroth GmbH | Hydraulisch betätigtes 3-Wegesitzventil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0115590A2 (de) * | 1982-12-30 | 1984-08-15 | Robert Bosch Gmbh | Hydraulische Steuereinrichtung |
| EP0115590A3 (en) * | 1982-12-30 | 1984-10-03 | Robert Bosch Gmbh | Hydraulic control device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3102505A1 (de) | 1982-08-19 |
| IT1149476B (it) | 1986-12-03 |
| FR2498698B1 (id) | 1985-04-26 |
| IT8219302A0 (it) | 1982-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |