FR74960E - Improvements to hydraulic lifting systems - Google Patents
Improvements to hydraulic lifting systemsInfo
- Publication number
- FR74960E FR74960E FR786710A FR786710A FR74960E FR 74960 E FR74960 E FR 74960E FR 786710 A FR786710 A FR 786710A FR 786710 A FR786710 A FR 786710A FR 74960 E FR74960 E FR 74960E
- Authority
- FR
- France
- Prior art keywords
- hydraulic lifting
- lifting systems
- systems
- hydraulic
- lifting
- 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 |
---|---|---|---|
FR786710A FR74960E (en) | 1957-04-05 | 1959-02-13 | Improvements to hydraulic lifting systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1176951T | 1957-04-05 | ||
FR786710A FR74960E (en) | 1957-04-05 | 1959-02-13 | Improvements to hydraulic lifting systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR74960E true FR74960E (en) | 1961-03-03 |
Family
ID=34921425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR786710A Expired FR74960E (en) | 1957-04-05 | 1959-02-13 | Improvements to hydraulic lifting systems |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR74960E (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1171663B (en) * | 1963-08-10 | 1964-06-04 | Kloeckner Humboldt Deutz Ag | Hydraulic actual value transmitter for the power lift control system of agricultural tractors |
DE1215421B (en) * | 1962-11-09 | 1966-04-28 | Bucher Johann Maschf | Control device for the hydraulic power lift of a tractor |
DE1279404B (en) * | 1963-12-19 | 1968-10-03 | Dowty Hydraulic Units Ltd | Control device for the hydraulic lifting system of an agricultural tractor |
DE1279405B (en) * | 1964-01-16 | 1968-10-03 | Arle Court | Control device for the hydraulic lifting system of an agricultural tractor |
US4085806A (en) * | 1975-03-04 | 1978-04-25 | Kubota Tekko Kabushiki Kaisha | Hydraulic control system for tractor |
-
1959
- 1959-02-13 FR FR786710A patent/FR74960E/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1215421B (en) * | 1962-11-09 | 1966-04-28 | Bucher Johann Maschf | Control device for the hydraulic power lift of a tractor |
DE1171663B (en) * | 1963-08-10 | 1964-06-04 | Kloeckner Humboldt Deutz Ag | Hydraulic actual value transmitter for the power lift control system of agricultural tractors |
DE1279404B (en) * | 1963-12-19 | 1968-10-03 | Dowty Hydraulic Units Ltd | Control device for the hydraulic lifting system of an agricultural tractor |
DE1279405B (en) * | 1964-01-16 | 1968-10-03 | Arle Court | Control device for the hydraulic lifting system of an agricultural tractor |
US4085806A (en) * | 1975-03-04 | 1978-04-25 | Kubota Tekko Kabushiki Kaisha | Hydraulic control system for tractor |
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