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7543657 |
Tillage apparatus having flexible frame and weight distribution system
A tillage apparatus including a frame having tillers, land wheels supporting the frame, and press wheels on the frame is disclosed. In one form, the frame has a forward section and a rearward...
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6260629 |
Swing hitch
An agricultural implement has a working position extending laterally behind a towing tractor and a transport position in which it is towed endwise behind the tractor. The implement has ground...
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5720352 |
Hitch for two unit planter
A hydraulic hitch for connecting two planters or drills in tandem for planting or in line for transport. The hitch utilizes an overhead beam and stabilizer bar interconnecting the lead and trailing...
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5653292 |
Method and apparatus for automatically controlling the soil penetration depth of zone tillage coulters and the like
The zone tillage coulters on a drilling or planting implement are maintained at an essentially constant running depth by control apparatus that includes a programmed microprocessor-based controller...
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5413182 |
Improvements in frame of winged agricultural implement
An agricultural implement designed for distributing anhydrous ammonia by laterally spaced applicator knives includes an elongated wagon hitch frame which has a forward end pivotally mounted to a...
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5343958 |
Agricultural fertilizer applicator including self-leveling wagon hitch
An agricultural implement designed for distributing anhydrous ammonia by laterally spaced applicator knives includes an elongated wagon hitch frame which has a forward end pivotally mounted to a...
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5167286 |
Disc harrow implement
A disc harrow implement having a wheel supported frame to carry the gang discs for transport over-the-road operating mechanism in the frame to selectively extend the wheels and to retract the...
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5129463 |
Conservation tillage implement convertible for end transport
A large tillage implement provided with hinging wing sections is adapted for end towing rather than wing-up folding transport. The hitch which is normally centered at the front of the machine may...
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5044447 |
Guide and control device for an agricultural machine
A guide and control device for an agricultural machine subjected in operation to a high lateral thrust in relation to its direction of traction, such as a disk-type stubble-plough includes a guide...
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5042589 |
Multi-tine cultivator frame suspension and adjustment mechanism
The invention disclosed relates to a mechanism for adjusting the level, tine working depth, and tine working angle of a framework supporting a multiplicity of cultivator tines. The framework is...
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5020604 |
Dual tillage implement
A combination tillage and incorporating implement having widely spaced sweeps in several rows at the forward portion of the main frame with tow trailing rows of angled spider wheels supported in...
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5000268 |
Lifting assembly for agricultural implements
An auxiliary support for permitting longitudinal travel of transversely elongated agricultural implements comprises a pivoted lifting frame adapted to extend outwardly and downwardly to...
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4977964 |
Resilient planar framework for supporting multiple groundworking tools
A normally rigid planar framework for mounting a large number of ground working tools is made resilient to accommodate the torsional forces exerted on the rigid structural members of the framework...
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4974683 |
Ridge tillage attachment for planters
A ridge tillage attachment includes springs associated with a linkage which guides a tool and wheel support beam for vertical movement, the springs being mounted within the linkage envelop to...
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4871028 |
Articulated implement frame with swing hitch
A wide agricultural implement is provided with a pivoted swing hitch permitting endwise transport of the implement when supported on transport wheels which are raised and lowered by power means. A...
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4869327 |
Reversible one-way disk plow
A reversible one-way disk plow is described which includes a frame with transport wheels and an arcuate track secured to the frame. An elongated disk plow is pivotably supported under the frame,...
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4846084 |
Leveling linkage for planter units
A leveling linkage is provided on a planter unit of a planter implement. Each planter unit includes a leveling spring for supporting a back end of the plant unit in its raised, transport position....
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4834189 |
Row crop cultivator
An improved row crop cultivator for use in minimum tillage applications is described. A plurality of ganged cultivating units are mounted on a tool bar adapted to be towed behind a tractor vehicle....
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4819737 |
Row crop cultivator
A row crop cultivator particularly adapted for ridge-hill and minimum tillage farming conditions. The cultivator carries a number of tools including spaced hilling disks, a coulter wheel and a...
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4750440 |
Hoe-opener assembly
A hoe-opener assembly having a "float" feature is disclosed. The present invention ties operation of several hoe openers to a common framework so that uniform depth control can be maintained. The...
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4738315 |
Hydraulic control apparatus including master cylinder with multiple limit positions
An hydraulic circuit includes a master cylinder and at least one slave cylinder connected in series circuit. An auxiliary discharge conduit with a solenoid-actuated valve is provided to selectively...
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4702323 |
Ridge tillage attachment for planters
A ridge tillage attachment for conventional row-crop planters for use in minimum tillage planting on row ridges is disclosed. This ridge tillage attachment includes a tool portion and a linkage...
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4700641 |
Pivoting spring-cushioned press wheel gang assembly
Press wheel gangs are pivotally connected to an implement frame by an upright pivot bracket which permits each gang to rock about both a fore-and-aft extending axis and an axis transverse to the...
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4676321 |
Framework for ground working implement
A ground working implement is disclosed, having a multiplicity of ground working tools mounted on a set of rigid bars which are maintained in substantially parallel relative position by pairs of...
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4601484 |
Implement pulling hitch assembly
A multiple implement to tractor hitch assembly. A horizontally disposed elongated first beam is horizontally curved and connected intermediate its ends by a tongue with a tractor drawbar for...
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4591181 |
Hinge-wing drawbar mechanism
A hinge-wing drawbar device is disclosed wherein an internal and an external wing drawbar are secured to one another such that vertical movement of the external drawbar is permitted with respect to...
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4567689 |
Vineyard cultivator
A cultivator particularly well adapted for use in vineyards and orchards because of its ability to cultivate the ground between successive plants in the same row includes a main frame that is...
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4539921 |
Drill frame construction
A modular drill frame construction which can assume configurations for standard seeding-drive fertilizer application, and with a modular section added, used for side banding of fertilizer, that is,...
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4519460 |
Compaction and support apparatus
A compaction and support apparatus for packing the ground immediately after tillage includes a frame and a wheel support gang movably mounted adjacent a rearward end of the frame. A plurality of...
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4487267 |
Agricultural apparatus with tool supported thereon and wheel adjustment structure therefor
Apparatus for adjusting the depth of operation of a ground working tool on an agricultural apparatus comprises a strap which extends across a plurality of separate frame sections of the apparatus...
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4445706 |
Tandem hitch apparatus
A tandem implement hitch apparatus including a longitudinally extending frame bridging over a first implement and having depending leg portions forming wheel supports and a tongue for connection to...
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4417747 |
Agricultural transporter
A transporter for a pair of transversely elongated agricultural implements (20, 21) having first, mutually remote ends and second ends in abuting apposition, the implements including forward...
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4406329 |
Agricultural tool cart for minimum tillage and seed planting
An agricultural tool cart having structure for towing a three-point hitch seed planter behind minimum tillage tools for tilling and planting in one pass through a field, the cart being equipped...
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4396069 |
Agricultural implement carriage system
A multi-section agricultural implement comprising a plurality of side-by-side separate sections each comprising a main carriage frame independently supported by ground engaging wheels and an...
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4346763 |
Agricultural implement sectional frame with depth limit
A multi-segment farm implement flexible tool bar or frame is provided with a hydraulic system including a rotary flow divider for raising and lowering each segment of the sectional frame in...
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4186805 |
Ground working implement
A plurality of ground working sections such as cultivator sections, are flexibly connected together and operatively connected to a hitch pole assembly. Each section is supported upon a pair of...
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4167978 |
Field cultivator
Four or more cultivator arms or shanks are pivoted to the front and rear of a main frame and are interconnected by linkage so that if a cultivator blade on one arm strikes an obstruction, then it...
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4157735 |
Endwise transport structure for drills
A plurality of grain drills are coupled together in end-to-end relation for towing behind a tractor for operation and alternately in an endwise direction for transport. Each drill is supported in...
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4127283 |
Multiple drill hitch assembly
A plurality of conventional grain drills or other agricultural implements are arranged in a staggered transverse pattern within individual peripheral frameworks. The frameworks are pivoted to one...
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4109928 |
Sectional grain drill hitch
A hitch of modular construction adaptable for coupling to a tractor any number of implements from one to five, the hitch modules being pivotally interconnected and articulated for following uneven...
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4102404 |
Articulated cultivator
A cultivator section comprises an articulated frame supported by castor wheels and having both hinge connections and universal ball joint connections so that the frame can articulate when...
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4036306 |
Multi-unit adjustable plow pulled by vehicle and having steering wheel turnable only on adjustment of plow
The plow system may carry as many as 10 or 14 individual plow units. All of the units are connected together by a tie rod and may be pivoted in unison relative to a main frame. By pivoting the...
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3965989 |
Flexible plow
A large moldboard plow utilizing a multi-piece backbone or main frame connected by a hinge or hinges and a floatation land wheel or wheels. The hinge or hinges being arranged such that a uniform...
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3884309 |
Bidirectional drill transport
A bidirectional transport is disclosed which facilitates the movement of agricultural equipment from place to place, particularly grain drills having press wheels which are subject to excessive...
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3705560 |
SECTIONAL ARTICULATED AGRICULTURAL APPARATUS
A seed planting apparatus consisting of a first section with one or more similar sections attached thereto. Each section has furrowing means, seed dropping means and press wheels. Optionally, tanks...
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3515223 |
HITCH CONSTRUCTION FOR TWO TANDEM DISK HARROWS
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3487882 |
ARTICULATED CULTIVATING IMPLEMENT
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3478828 |
MINIMUM TILLAGE HITCH DEVICE
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3396802 |
Run-off control and method and apparatus for making
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3353611 |
Harrow
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