FR1229046A - Improvements to hydraulic control systems for agricultural tractors - Google Patents
Improvements to hydraulic control systems for agricultural tractorsInfo
- Publication number
- FR1229046A FR1229046A FR789974A FR789974A FR1229046A FR 1229046 A FR1229046 A FR 1229046A FR 789974 A FR789974 A FR 789974A FR 789974 A FR789974 A FR 789974A FR 1229046 A FR1229046 A FR 1229046A
- 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
-
- 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
-
- 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)
- Fluid-Pressure Circuits (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR789974A FR1229046A (en) | 1959-03-20 | 1959-03-20 | Improvements to hydraulic control systems for agricultural tractors |
CH212560A CH368961A (en) | 1959-03-20 | 1960-02-25 | Device for hydraulic control of the position of an agricultural machine carried by a tractor |
DES67315A DE1184540B (en) | 1959-03-20 | 1960-02-26 | Hydraulic power lift for agricultural tractors |
ES0256183A ES256183A1 (en) | 1959-03-20 | 1960-03-01 | An installation of hydraulic control for agricultural tractor (Machine-translation by Google Translate, not legally binding) |
FR953033A FR84681E (en) | 1959-03-20 | 1963-11-07 | Improvements to hydraulic control systems for agricultural tractors |
DES93766A DE1247727B (en) | 1959-03-20 | 1964-10-16 | Hydraulic power lift for agricultural tractors |
OA51866A OA01399A (en) | 1959-03-20 | 1964-12-31 | Improvements made to hydraulic control systems for agricultural tractors. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR789974A FR1229046A (en) | 1959-03-20 | 1959-03-20 | Improvements to hydraulic control systems for agricultural tractors |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1229046A true FR1229046A (en) | 1960-09-02 |
Family
ID=8712753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR789974A Expired FR1229046A (en) | 1959-03-20 | 1959-03-20 | Improvements to hydraulic control systems for agricultural tractors |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH368961A (en) |
DE (1) | DE1184540B (en) |
ES (1) | ES256183A1 (en) |
FR (1) | FR1229046A (en) |
OA (1) | OA01399A (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE856240C (en) * | 1951-08-08 | 1952-11-20 | Int Harvester Co | Hydraulic power lift with a servo motor |
DE929952C (en) * | 1953-02-14 | 1955-07-07 | Toussaint & Hess Gmbh | Control device for a hydraulic working piston which can be acted upon on one side |
AT192657B (en) * | 1953-05-26 | 1957-10-25 | David Brown Tractors Eng Ltd | Hydraulic lifting device for implements that can be attached to tractors |
DE951319C (en) * | 1953-11-06 | 1956-10-25 | Bosch Gmbh Robert | Control element for hydraulic power lifts, especially for agricultural tractors |
DE1049138B (en) * | 1957-04-09 | 1959-01-22 | Bosch Gmbh Robert | Control unit for hydraulic systems |
-
1959
- 1959-03-20 FR FR789974A patent/FR1229046A/en not_active Expired
-
1960
- 1960-02-25 CH CH212560A patent/CH368961A/en unknown
- 1960-02-26 DE DES67315A patent/DE1184540B/en active Pending
- 1960-03-01 ES ES0256183A patent/ES256183A1/en not_active Expired
-
1964
- 1964-12-31 OA OA51866A patent/OA01399A/en unknown
Also Published As
Publication number | Publication date |
---|---|
OA01399A (en) | 1969-07-04 |
ES256183A1 (en) | 1960-06-16 |
DE1184540B (en) | 1964-12-31 |
CH368961A (en) | 1963-04-30 |
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