FR74711E - Improvements to hydraulic control systems for agricultural tractors - Google Patents
Improvements to hydraulic control systems for agricultural tractorsInfo
- Publication number
- FR74711E FR74711E FR740189A FR740189A FR74711E FR 74711 E FR74711 E FR 74711E FR 740189 A FR740189 A FR 740189A FR 740189 A FR740189 A FR 740189A FR 74711 E FR74711 E FR 74711E
- Authority
- FR
- France
- Prior art keywords
- hydraulic control
- control systems
- agricultural tractors
- tractors
- agricultural
- 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
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
- A01B63/114—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 achieve a constant working depth
- A01B63/1145—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 achieve a constant working depth for controlling weight transfer between implements and tractor wheels
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR740189A FR74711E (en) | 1956-07-02 | 1957-06-04 | Improvements to hydraulic control systems for agricultural tractors |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717947A FR1225609A (en) | 1956-07-02 | 1956-07-02 | Improvements to hydraulic control systems for agricultural tractors |
FR740189A FR74711E (en) | 1956-07-02 | 1957-06-04 | Improvements to hydraulic control systems for agricultural tractors |
Publications (1)
Publication Number | Publication Date |
---|---|
FR74711E true FR74711E (en) | 1961-01-16 |
Family
ID=34921423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR740189A Expired FR74711E (en) | 1956-07-02 | 1957-06-04 | Improvements to hydraulic control systems for agricultural tractors |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR74711E (en) |
-
1957
- 1957-06-04 FR FR740189A patent/FR74711E/en not_active Expired
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