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| Number | Title | Issue Date |
| 7108075 | Seedbed preparation implement having rotary disc with adjustable gang angle A disc gang is provided that is suitable for use as part of a multifunctional seedbed preparation implement or in a standalone disc harrow. The disc gang is configured to permit a gang angle of the disc gang to be adjusted to accommodate differing soil conditions an... | 09/19/2006 |
| 7000708 | Seedbed preparation implement having rotary disc with adjustable gang angle A disc gang is provided that is suitable for use as part of a multifunctional seedbed preparation implement or in a standalone disc harrow. The disc gang is configured to permit a gang angle of the disc gang to be adjusted to accommodate differing soil conditions an... | 02/21/2006 |
| 5845717 | Tractor-mounted wheel track closing device A wheel track closing device is mounted on a tractor for closing the wheel tracks formed by self-propelled irrigation systems. A first soil mover is positioned at the front of the tractor and moves soil laterally to the wheel track from one side thereof, ... | 12/08/1998 |
| 5628373 | Earth working implement An implement having a frame adapted to be transported in earth traversing movement along a predetermined path of travel; a first earth working tool mounted on the frame disposed for engagement with the earth during such earth traversing movement and opera... | 05/13/1997 |
| 5477931 | V ditching machine This is a machine for forming V-ditches for the irrigation of soil. The machine consists of a central frame with a two wheel carriage and plows of subassemblies. Each plow consists of a right subassembly and a left subassembly universally connected to the... | 12/26/1995 |
| 4423789 | Offset disc harrow An agricultural implement for tilling soil employing three disc gang assemblies pivotally mounted in spaced apart relationship to a support frame assembly having a hitch mechanism associated therewith for coupling to a conventional towing vehicle, the dis... | 01/03/1984 |
