ZA702855B - Hydraulic power lift system for tractor and trailing implement - Google Patents
Hydraulic power lift system for tractor and trailing implementInfo
- Publication number
- ZA702855B ZA702855B ZA702855A ZA702855A ZA702855B ZA 702855 B ZA702855 B ZA 702855B ZA 702855 A ZA702855 A ZA 702855A ZA 702855 A ZA702855 A ZA 702855A ZA 702855 B ZA702855 B ZA 702855B
- Authority
- ZA
- South Africa
- Prior art keywords
- tractor
- hydraulic power
- lift system
- power lift
- trailing implement
- 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
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/14—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
- A01B63/16—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame
- A01B63/22—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame operated by hydraulic or pneumatic means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Agricultural Machines (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81961569A | 1969-04-28 | 1969-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA702855B true ZA702855B (en) | 1971-12-29 |
Family
ID=25228616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA702855A ZA702855B (en) | 1969-04-28 | 1970-04-28 | Hydraulic power lift system for tractor and trailing implement |
Country Status (9)
Country | Link |
---|---|
US (1) | US3627053A (xx) |
JP (1) | JPS4931769B1 (xx) |
BE (1) | BE749671A (xx) |
CA (1) | CA930234A (xx) |
FI (1) | FI54846C (xx) |
FR (1) | FR2040285B1 (xx) |
GB (1) | GB1312628A (xx) |
NO (1) | NO134786C (xx) |
ZA (1) | ZA702855B (xx) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3700041A (en) * | 1970-10-23 | 1972-10-24 | Edward Clyde Ryan | Position control for parallel hydraulic systems on an agricultural implement |
US3731749A (en) * | 1971-02-23 | 1973-05-08 | Deere & Co | Towed plow |
US3736988A (en) * | 1971-05-17 | 1973-06-05 | Deere & Co | Depth and side draft control system for agricultural implements |
US3732932A (en) * | 1971-05-17 | 1973-05-15 | Deere & Co | Side draft control system for a tractor and earth-working implement |
GB1392234A (en) * | 1971-05-27 | 1975-04-30 | Fiat Spa | Control devices for agricultural tractor-mounted implements |
US3753467A (en) * | 1971-12-27 | 1973-08-21 | Ford Motor Co | Tractor-implement hydraulic lift system |
US4637474A (en) * | 1974-11-05 | 1987-01-20 | Leonard Willie B | Tractor and towed implement with elevation control system for implement including pressure responsive valve actuator |
JPS5168773U (xx) * | 1974-11-26 | 1976-05-31 | ||
US4176721A (en) * | 1976-11-30 | 1979-12-04 | Kep Enterprises | Depth control for ground working agricultural implements |
US4454920A (en) * | 1980-05-19 | 1984-06-19 | Dmi, Inc. | High speed tillage system with discs and plow points |
US4397359A (en) * | 1981-04-27 | 1983-08-09 | Deere & Company | Tractor hitch with yoke having pivotally supported upper end |
US4410047A (en) * | 1981-06-22 | 1983-10-18 | Deere & Company | Tractor-drawn plow with hitch and furrow wheel hydraulic motors connected in series |
US4821806A (en) * | 1986-09-05 | 1989-04-18 | Deere & Company | Implement having parallel cylinder depth control and series cylinder lift |
US4892158A (en) * | 1987-02-18 | 1990-01-09 | J. I. Case Company | Three point coupling arrangement for a tractor |
GB2244906A (en) * | 1990-06-13 | 1991-12-18 | Samuel Henry Swaine | Towed/trailed implement headstock with inbuilt electronic sensors |
US5152347A (en) * | 1991-04-05 | 1992-10-06 | Deere & Company | Interface system for a towed implement |
US5348101A (en) * | 1993-01-08 | 1994-09-20 | Deere & Company | Hydraulic system for a towed implement |
US5427182A (en) * | 1993-10-08 | 1995-06-27 | Deere & Company | Pressure relieving circuit for a series cylinder depth control |
US6000315A (en) * | 1998-05-04 | 1999-12-14 | Deere & Company | Lift control for implement frame |
US6810968B2 (en) * | 2002-11-15 | 2004-11-02 | Deere & Company | Parallel cylinder lift structure for an implement |
US7506719B2 (en) * | 2005-03-23 | 2009-03-24 | Clark Equipment Company | Self-synchronizing hydraulic system |
US7537079B2 (en) * | 2005-03-23 | 2009-05-26 | Clark Equipment Company | Passively rephasing piston |
US20110000745A1 (en) * | 2009-07-01 | 2011-01-06 | Richard Good | Motorcycle lift for car wash |
US8862338B2 (en) | 2011-09-29 | 2014-10-14 | Cnh Industrial Canada, Ltd. | Method and apparatus for auto-leveling of bulk fill hopper frame |
US8868303B2 (en) | 2011-09-29 | 2014-10-21 | Cnh Industrial Canada, Ltd. | Method and apparatus for automatic positioning of gull wings of stackerbar planter based on tractor hitch position |
US8909435B2 (en) | 2011-09-29 | 2014-12-09 | Cnh Industrial Canada, Ltd. | Method and apparatus for implement control of tractor hydraulics via isobus connection |
US9681598B2 (en) | 2015-06-30 | 2017-06-20 | Cnh Industrial America Llc | Bellcrank activated wheel caster |
FI127517B (sv) | 2015-07-10 | 2018-08-15 | Oy El Ho Ab | Hydrauliska lösningar hos ett arbetsmaskin |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3356382A (en) * | 1966-11-16 | 1967-12-05 | Roll O Flex Ltd | Hydraulic height controls |
-
1969
- 1969-04-28 US US819615A patent/US3627053A/en not_active Expired - Lifetime
- 1969-09-08 CA CA061436A patent/CA930234A/en not_active Expired
- 1969-12-02 JP JP44096312A patent/JPS4931769B1/ja active Pending
-
1970
- 1970-04-24 NO NO1584/70A patent/NO134786C/no unknown
- 1970-04-24 FR FR707014987A patent/FR2040285B1/fr not_active Expired
- 1970-04-27 FI FI1176/70A patent/FI54846C/fi active
- 1970-04-28 BE BE749671D patent/BE749671A/xx not_active IP Right Cessation
- 1970-04-28 GB GB2035570A patent/GB1312628A/en not_active Expired
- 1970-04-28 ZA ZA702855A patent/ZA702855B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3627053A (en) | 1971-12-14 |
FI54846C (fi) | 1979-04-10 |
FI54846B (fi) | 1978-12-29 |
NO134786C (xx) | 1976-12-15 |
JPS4931769B1 (xx) | 1974-08-24 |
GB1312628A (en) | 1973-04-04 |
CA930234A (en) | 1973-07-17 |
BE749671A (fr) | 1970-10-01 |
FR2040285B1 (xx) | 1973-08-10 |
FR2040285A1 (xx) | 1971-01-22 |
NO134786B (xx) | 1976-09-06 |
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