BE481625A - - Google Patents
Info
- Publication number
- BE481625A BE481625A BE481625A BE481625A BE481625A BE 481625 A BE481625 A BE 481625A BE 481625 A BE481625 A BE 481625A BE 481625 A BE481625 A BE 481625A BE 481625 A BE481625 A BE 481625A
- Authority
- BE
- Belgium
- Prior art keywords
- lever
- tractor
- drag
- valves
- control
- Prior art date
Links
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 44
- 230000000694 effects Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 235000008216 herbs Nutrition 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 244000045561 useful plants Species 0.000 description 1
- 238000005406 washing Methods 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
- A01B63/1117—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
-
- 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
-
- 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
-
- 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
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)
- Agricultural Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US746331A US2631515A (en) | 1947-05-06 | 1947-05-06 | Power lift mechanism for tractors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE481625A true BE481625A (en:Method) | 1948-04-30 |
Family
ID=25000376
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE481625A BE481625A (en:Method) | 1947-05-06 | 1948-04-03 | |
| BE481624A BE481624A (en:Method) | 1947-05-06 | 1948-04-03 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE481624A BE481624A (en:Method) | 1947-05-06 | 1948-04-03 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2631515A (en:Method) |
| BE (2) | BE481625A (en:Method) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2815703A (en) * | 1950-05-29 | 1957-12-10 | Case Co J I | Hydraulic power lift and control device |
| US2964113A (en) * | 1950-06-28 | 1960-12-13 | Bendix Corp | Combined depth and draft control for tractor drawn implements |
| US2750862A (en) * | 1950-08-09 | 1956-06-19 | Ford Motor Co | Hydraulic control system for tractors |
| US2714346A (en) * | 1951-05-04 | 1955-08-02 | Maurice E Valin | Hydraulically controlled farming implement |
| US2790364A (en) * | 1951-11-01 | 1957-04-30 | Ferguson Harry Inc | Power operating system for tractor hitch linkages |
| US2754742A (en) * | 1951-11-09 | 1956-07-17 | Deere & Co | Draft and position control hitch device |
| US2721508A (en) * | 1951-11-26 | 1955-10-25 | Deere Mfg Co | Automatic load control for agricultural vehicle-implement outfits |
| US2722874A (en) * | 1952-01-10 | 1955-11-08 | Deere & Co | Draft and power control for agricultural implements |
| US2822737A (en) * | 1954-06-03 | 1958-02-11 | Massey Harris Ferguson Inc | Power operating system for tractor hitch linkage |
| US2833195A (en) * | 1954-07-02 | 1958-05-06 | Ford Motor Co | Tractor hydraulic lifts |
| US2996124A (en) * | 1954-08-20 | 1961-08-15 | Massey Ferguson Inc | Power operating and control system for tractors |
| US2804005A (en) * | 1955-04-29 | 1957-08-27 | Malcolm J Lee | Control for power lift means regulating depth of tractor propelled implements |
| US2921638A (en) * | 1955-06-20 | 1960-01-19 | Deere & Co | Selective load and position control for agricultural tractor |
| US2887166A (en) * | 1956-06-06 | 1959-05-19 | Deere & Co | Hitch device |
| US2864295A (en) * | 1956-06-19 | 1958-12-16 | Deere & Co | Selective load and position control for agricultural tractor |
| US2971589A (en) * | 1957-03-01 | 1961-02-14 | Deere & Co | Hitch device |
| US3014536A (en) * | 1957-04-15 | 1961-12-26 | Int Harvester Co | Tractors |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US689186A (en) * | 1900-12-04 | 1901-12-17 | Charles L Heisler | Steam road-roller. |
| US1339939A (en) * | 1918-10-07 | 1920-05-11 | John H Alter | Power-operated reversing-gear |
| US1511318A (en) * | 1923-01-08 | 1924-10-14 | Berger Knute | Pressure-regulating valve |
| US2437161A (en) * | 1940-03-21 | 1948-03-02 | Northern Pump Company | Hydraulic hoist system |
| US2293906A (en) * | 1941-01-13 | 1942-08-25 | Kvavle Russell | Hydraulic control valve |
| US2356231A (en) * | 1941-07-04 | 1944-08-22 | Ferguson Henry George | Tractor for agricultural implements |
| US2423485A (en) * | 1942-03-11 | 1947-07-08 | Deere & Co | Power lift of the hydraulic type |
-
1947
- 1947-05-06 US US746331A patent/US2631515A/en not_active Expired - Lifetime
-
1948
- 1948-04-03 BE BE481625A patent/BE481625A/fr unknown
- 1948-04-03 BE BE481624A patent/BE481624A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE481624A (en:Method) | 1948-04-30 |
| US2631515A (en) | 1953-03-17 |
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