FR2408988B3 - - Google Patents
Info
- Publication number
- FR2408988B3 FR2408988B3 FR7831180A FR7831180A FR2408988B3 FR 2408988 B3 FR2408988 B3 FR 2408988B3 FR 7831180 A FR7831180 A FR 7831180A FR 7831180 A FR7831180 A FR 7831180A FR 2408988 B3 FR2408988 B3 FR 2408988B3
- Authority
- FR
- France
- 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
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
- A01B63/1117—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 using a hitch position sensor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Fluid-Pressure Circuits (AREA)
- Soil Working Implements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772751449 DE2751449B1 (de) | 1977-11-17 | 1977-11-17 | Vorrichtung zur Lage- und/oder Arbeitstiefenregelung an landwirtschaftlichen Maschinen,insbesondere fuer mit Ackerschleppern gekuppelte Anbaugeraete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2408988A1 FR2408988A1 (fr) | 1979-06-15 |
| FR2408988B3 true FR2408988B3 (de) | 1981-09-04 |
Family
ID=6023978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7831180A Granted FR2408988A1 (fr) | 1977-11-17 | 1978-11-03 | Dispositif pour regler une position et une resistance de travail sur les machines agricoles |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2751449B1 (de) |
| FR (1) | FR2408988A1 (de) |
| GB (1) | GB2009580B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2811585C2 (de) * | 1978-03-17 | 1987-11-12 | Mannesmann Rexroth GmbH, 8770 Lohr | Hydraulische Anstellvorrichtung mit Rückführungseinrichtung |
| YU121280A (en) * | 1979-05-16 | 1984-02-29 | Zahnradfabrik Friedrichshafen | Compensation device for a control circle of an automatic control arrangement |
| JPS5689491A (en) * | 1979-12-14 | 1981-07-20 | Kobe Steel Ltd | Master slave device |
| DE3019305A1 (de) * | 1980-05-21 | 1981-11-26 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zur hydraulischen hubwerksregelung an landwirtschaftlichen maschinen |
| DE3239952A1 (de) * | 1982-10-28 | 1984-05-03 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische einrichtung zur hubwerksregelung |
| US4503916A (en) * | 1983-06-06 | 1985-03-12 | Deere & Company | Hybrid hitch control system |
-
1977
- 1977-11-17 DE DE19772751449 patent/DE2751449B1/de not_active Ceased
-
1978
- 1978-11-03 FR FR7831180A patent/FR2408988A1/fr active Granted
- 1978-11-15 GB GB7844551A patent/GB2009580B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2751449B1 (de) | 1978-12-07 |
| GB2009580B (en) | 1982-04-15 |
| FR2408988A1 (fr) | 1979-06-15 |
| GB2009580A (en) | 1979-06-20 |