DK87702C - Control system for a tractor's hydraulic lifting mechanism and control valve for use in the system. - Google Patents
Control system for a tractor's hydraulic lifting mechanism and control valve for use in the system.Info
- Publication number
- DK87702C DK87702C DK100055A DK100055A DK87702C DK 87702 C DK87702 C DK 87702C DK 100055 A DK100055 A DK 100055A DK 100055 A DK100055 A DK 100055A DK 87702 C DK87702 C DK 87702C
- Authority
- DK
- Denmark
- Prior art keywords
- tractor
- lifting mechanism
- hydraulic lifting
- control
- control valve
- Prior art date
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
- A01B61/00—Devices for, or parts of, agricultural machines or implements for preventing overstrain
- A01B61/02—Devices for, or parts of, agricultural machines or implements for preventing overstrain of the coupling devices between tractor and machine
-
- 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
- A01B61/00—Devices for, or parts of, agricultural machines or implements for preventing overstrain
-
- 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
- A01B63/111—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
- A01B63/112—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 control draught load, i.e. tractive force
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)
- Valve Device For Special Equipments (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Mechanical Control Devices (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Braking Systems And Boosters (AREA)
- Binders And Loading Units For Sheaves (AREA)
- Agricultural Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41805754A | 1954-03-23 | 1954-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK87702C true DK87702C (en) | 1959-08-17 |
Family
ID=33551194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK100055A DK87702C (en) | 1954-03-23 | 1955-03-23 | Control system for a tractor's hydraulic lifting mechanism and control valve for use in the system. |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT203253B (en) |
| CH (1) | CH339419A (en) |
| DE (4) | DE1156596B (en) |
| DK (1) | DK87702C (en) |
| ES (1) | ES220844A1 (en) |
| FR (1) | FR1139224A (en) |
| GB (5) | GB805064A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2996125A (en) * | 1957-05-06 | 1961-08-15 | Massey Ferguson Inc | Implement mounting system |
| US3004556A (en) * | 1958-02-03 | 1961-10-17 | Lissements Grosdemouge Ets | Hydraulic distribution device |
| DE1108970B (en) * | 1958-03-03 | 1961-06-15 | Allis Chalmers Mfg Co | Control device for a hydraulic power lift for automatic weight shift |
| DE1110456B (en) * | 1958-08-23 | 1961-07-06 | Massey Ferguson Great Britain | Hydraulic tractor power lift |
| DE1129751B (en) * | 1959-06-11 | 1962-05-17 | John Deere Lanz Ag | Device for automatic position and traction control for agricultural tractor attachments and attachments |
| US3080003A (en) * | 1960-05-03 | 1963-03-05 | Allis Chalmers Mfg Co | Control for hydraulic system |
| US3083777A (en) * | 1960-08-11 | 1963-04-02 | Int Harvester Co | Hydraulic lift control mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR485401A (en) * | 1916-04-12 | 1918-01-09 | Theodore Douglas | New valve |
-
1955
- 1955-03-21 DE DEB50832A patent/DE1156596B/en active Pending
- 1955-03-21 DE DEB46796A patent/DE1057809B/en active Pending
- 1955-03-21 AT AT165955A patent/AT203253B/en active
- 1955-03-21 DE DEB34957A patent/DE1055864B/en active Pending
- 1955-03-21 DE DEB50831A patent/DE1091789B/en active Pending
- 1955-03-22 GB GB997158A patent/GB805064A/en not_active Expired
- 1955-03-22 GB GB1018058A patent/GB805065A/en not_active Expired
- 1955-03-22 FR FR1139224D patent/FR1139224A/en not_active Expired
- 1955-03-22 GB GB8252/55A patent/GB805061A/en not_active Expired
- 1955-03-22 CH CH339419D patent/CH339419A/en unknown
- 1955-03-22 GB GB978658A patent/GB805063A/en not_active Expired
- 1955-03-22 GB GB969858A patent/GB805062A/en not_active Expired
- 1955-03-23 DK DK100055A patent/DK87702C/en active
- 1955-03-23 ES ES0220844A patent/ES220844A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1057809B (en) | 1959-05-21 |
| DE1055864B (en) | 1959-04-23 |
| GB805063A (en) | 1958-11-26 |
| ES220844A1 (en) | 1955-12-16 |
| FR1139224A (en) | 1957-06-26 |
| GB805062A (en) | 1958-11-26 |
| GB805061A (en) | 1958-11-26 |
| AT203253B (en) | 1959-05-11 |
| DE1156596B (en) | 1963-10-31 |
| GB805065A (en) | 1958-11-26 |
| DE1091789B (en) | 1960-10-27 |
| GB805064A (en) | 1958-11-26 |
| CH339419A (en) | 1959-06-30 |
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