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| Number | Title | Issue Date |
| 7017675 | One-pass primary tillage machine A one-pass primary tillage machine provides a combination of shallow and deep tillage, residue cutting and mixing, and clod size reduction and leveling of the field to prepare the field for the next planting season. A front group of flat coulters slice through the r... | 03/28/2006 |
| 6926093 | Mechanism for mounting a soil leveling device A mechanism for mounting a soil leveling device to the mounting arm of a leveling attachment operates in either a fixed setting or a floating setting. The mechanism includes a rearwardly extending carrier arm which carries the soil leveling device at its distal end.... | 08/09/2005 |
| 6880644 | Deep tillage ripper with independent, spring-mounted closing wheels A tillage tool includes a relatively narrow shank that slices through the soil while a ripper point at its lower end fractures and lifts the subsoil. Minimum surface disturbance adjacent the opposite sides of the shank is assured through the provision of a pair of i... | 04/19/2005 |
| 6397953 | Floating hitch for agricultural implement The implement has a main frame supported at the rear by ground-engaging transport wheels and at the front by ground-engaging gauge wheels. A hitch is pivotally connected to the front end of the main frame so that the hitch and frame can flex relative to o... | 06/04/2002 |
| 5967735 | Loading and recovery apparatus An improved multi-function loading and recovery apparatus for use with pallets, flat racks, containers and the like having a simple, effective design while enabling efficient operation in a wide variety of recovery operations. This multi-function loading ... | 10/19/1999 |
| 5752735 | Adjustable cover apparatus for interchangeable, multisize, open top truck containers A tarping apparatus for the open top container of a refuse handling truck has a pair of tarp deployment arms on opposite sides of the container that pull the tarp onto and off of the open top of the container as the arms are hydraulically swung back and f... | 05/19/1998 |
| 5450908 | Spring-cushioned hydraulic depth control system for tillage implements A tillage implement has its residue incorporating gangs of discs hydraulically adjustable on-the-go to vary the extent of residue incorporation. Cylinders connected with the gangs are of matching volumetric capacities and are connected in a series hydraul... | 09/19/1995 |
| 4750441 | Furrow opening assembly A towable, furrow opening assembly has an intermediate opener and delivery tubes for deposit of materials such as seed into the opened furrow, together with a trailing press wheel and an aligned, leading wheel such that furrow depth is controlled by the w... | 06/14/1988 |
| 4729435 | Subsoil tilling implement An agricultural tilling implement is described which is adapted to be connected to the rear of a tractor having a three-point hitch. The implement comprises an elongated tool bar which preferably has two attachments thereon, spaced from each other, for co... | 03/08/1988 |
| 4660651 | Highly flexible, foldable drill for uniform depth seed deposit In a drill, there is provided the combination of a pair of foldable pivot frames to each of which is attached a wheeled wing frame for up and down swinging movement, together with a tongue assembly for effecting the folding action, as well as a subframe f... | 04/28/1987 |
| 4535848 | Wing lift for foldable implements Wings of multiple section farm implements are folded by hydraulic cylinders each having a knee joint between the piston rod and a single arm which swings against a lug on the wing as the rod is actuated to lift the wing. A trunnion-notch arrangement opera... | 08/20/1985 |
| 4330041 | Scraper assembly For use with farm implements having tillage discs, there is provided a disc scraping assembly in which the swingable arm for supporting the scraper blade is provided with a hat section mount together with a compression spring to yieldably hold the blade a... | 05/18/1982 |
| 4250970 | Automatic coulter depth control A farm implement has a mobile frame from which is suspended a number of chisel plow shanks and a row of rolling coulters ahead of the plows for cutting crop residue to prevent trash buildup and plugging at the plows. A transverse rock shaft on the frame i... | 02/17/1981 |
| 4232747 | Farm implement and control structure for wing sections thereof A farm implement has a number of normally horizontal sections for supporting ground-engaging tools, hingedly interconnected such that the outer sections may be folded upwardly and inwardly to a reduced width for transport and storage. A folding assembly s... | 11/11/1980 |
