JPS58165702A - 農業用作業車両の昇降機構操作用液圧制御装置 - Google Patents
農業用作業車両の昇降機構操作用液圧制御装置Info
- Publication number
- JPS58165702A JPS58165702A JP58040844A JP4084483A JPS58165702A JP S58165702 A JPS58165702 A JP S58165702A JP 58040844 A JP58040844 A JP 58040844A JP 4084483 A JP4084483 A JP 4084483A JP S58165702 A JPS58165702 A JP S58165702A
- Authority
- JP
- Japan
- Prior art keywords
- control device
- sleeve
- connecting rod
- hydraulic
- bottle
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 28
- 239000004575 stone Substances 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229910000906 Bronze Inorganic materials 0.000 claims 1
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 1
- 229910000990 Ni alloy Inorganic materials 0.000 claims 1
- 239000010974 bronze Substances 0.000 claims 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims 1
- 239000011151 fibre-reinforced plastic Substances 0.000 claims 1
- 239000011435 rock Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 14
- 238000010276 construction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004917 carbon fiber Substances 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
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- 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
- A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
- A01B63/112—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to control draught load, i.e. tractive force
-
- 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
- F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Servomotors (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823209396 DE3209396A1 (de) | 1982-03-15 | 1982-03-15 | Hydraulische steuereinrichtung zum betaetigen eines hubwerks an einem landwirtschaftlichen arbeitsfahrzeug |
| DE3209396.9 | 1982-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58165702A true JPS58165702A (ja) | 1983-09-30 |
| JPH0449367B2 JPH0449367B2 (enExample) | 1992-08-11 |
Family
ID=6158307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58040844A Granted JPS58165702A (ja) | 1982-03-15 | 1983-03-14 | 農業用作業車両の昇降機構操作用液圧制御装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4513826A (enExample) |
| EP (1) | EP0088915B1 (enExample) |
| JP (1) | JPS58165702A (enExample) |
| DE (2) | DE3209396A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3427907A1 (de) * | 1984-07-28 | 1986-01-30 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zum mechanischen messen und zum regeln der zugkraft einer zugmaschine |
| IT1235963B (it) * | 1989-12-13 | 1992-12-09 | Fiatgeotech | Dispositivo per il controllo dell'assetto di un attrezzo trainato da un macchina agricola |
| EP0713637B1 (en) * | 1994-11-24 | 2000-12-20 | NEW HOLLAND ITALIA S.p.A. | Draft force sensor apparatus |
| US5682954A (en) * | 1996-09-10 | 1997-11-04 | Case Corporation | Upper hitch link electronic draft sensing |
| CN103352977B (zh) * | 2013-07-25 | 2015-12-30 | 山东巨明机械有限公司 | 农田作业机械地表仿形电液自动控制系统 |
| RU2672604C1 (ru) * | 2017-06-27 | 2018-11-16 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Горский государственный аграрный университет" | Секция плуга для каменистых почв с самоустанавливающим шарнирным звеном |
Citations (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 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4145956A (en) * | 1977-04-25 | 1979-03-27 | The United States Of America As Represented By The Secretary Of The Air Force | Pilot operated stepping valve |
| DE3021777A1 (de) * | 1980-06-10 | 1981-12-24 | G.L. Rexroth Gmbh, 8770 Lohr | Vorrichtung zur regelung der zugkraft in unterlenkern eines schlepperhubwerks |
-
1982
- 1982-03-15 DE DE19823209396 patent/DE3209396A1/de not_active Withdrawn
- 1982-09-27 US US06/424,969 patent/US4513826A/en not_active Expired - Fee Related
-
1983
- 1983-02-23 EP EP83101737A patent/EP0088915B1/de not_active Expired
- 1983-02-23 DE DE8383101737T patent/DE3365216D1/de not_active Expired
- 1983-03-14 JP JP58040844A patent/JPS58165702A/ja active Granted
Patent Citations (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 |
|---|---|
| US4513826A (en) | 1985-04-30 |
| EP0088915B1 (de) | 1986-08-13 |
| EP0088915A1 (de) | 1983-09-21 |
| JPH0449367B2 (enExample) | 1992-08-11 |
| DE3365216D1 (en) | 1986-09-18 |
| DE3209396A1 (de) | 1983-09-22 |
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