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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 |
| 7063166 | Earth grooming device An earth grooming device for attachment to a vehicle includes a rectangular frame having a plurality of teeth secured to the front thereof to form a rake and a scraper blade secured to the rear of the frame. A side rail is attached to each side of the frame with eac... | 06/20/2006 |
| 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 |
| 6946968 | Hydraulic stroke measuring system A hydraulic stroke measuring system for accurately determining the cylinder rod position within a hydraulic cylinder. The hydraulic stroke measuring system includes a measurement shaft slidably positioned within a housing unit, a shaft bracket attachable between the... | 09/20/2005 |
| 6000476 | Combined rock puller and land leveller The present invention provides a combined rock puller and land leveler implement for alternatively pulling rocks from the ground or leveling the ground, and for pulling rocks from the ground and leveling the ground in one pass of the implement. The combin... | 12/14/1999 |
| 5975215 | Means for controlling the stroke of a hydraulic cylinder Structure for controlling the stroke of a hydraulic cylinder, especially where the hydraulic cylinder is utilized on farm implements where field operation height control is necessary. The farm implement includes a frame having at least a wheel support piv... | 11/02/1999 |
| 5829535 | Common depth control adjustment for a ground opener An agricultural apparatus comprises a main frame with ground wheels supporting the frame for movement across the ground and a plurality of ground engaging openers mounted on the frame for engaging the ground. Each opener includes a depth control wheel mou... | 11/03/1998 |
| 5409068 | Dual penetration combination sweep with ripper An agricultural plow implement includes a number of upright supports, with each support supporting a shallow tillage V-shaped sweep blade. A mounting plate is attached to the rear of each upright support and a specially adapted ripper shank, with an attac... | 04/25/1995 |
| 5363633 | Position adjustment structure using an eccentric shaft A device for adjusting the height of a vehicle, by rotating the angle of a base shaft eccentrically supporting a support shaft. Wheels are fitted to a support shaft eccentrically connected to a base shaft rotatably supported by bearings disposed on push-p... | 11/15/1994 |
| 5234060 | Pressure and depth control in agricultural implement A soil contacting implement and depth gauging wheel at a predetermined vertical distance from the implement are provided for attachment to a tractor. Upward or downward movement of the wheel on the soil causes a deviation from the predetermined vertical d... | 08/10/1993 |
| 4921262 | Carriages incorporating vertically adjustable wheel assemblies Carriages for use in transporting a variety of vehicles and which include dual wheel and suspension members which are selectively raised and lowered by actuators through linkages, bearings and guide members which continuously stabilize the wheels and susp... | 05/01/1990 |
| 4306732 | Depth control for agricultural implement A control for selectively setting the operating depth of a ground working agricultural tool without changing the elevated height of the tool when in the transport position. The control includes a ground supported wheel frame pivotally mounting a tool fram... | 12/22/1981 |
| 4180135 | Hydraulic angling mechanism for disc harrow gangs Hydraulic mechanism for varying the angular relationship between a pair of adjacent end-connected disc harrow gangs which uses the same power source that ordinarily is employed for raising and lowering the harrow frame structure as a power source to actua... | 12/25/1979 |
| 4057916 | Snowmobile trail leveler A trail leveler for smoothing snowmobile trails including a multi-blade rotating member positioned transversely to the path of the leveler and rotating in the direction opposite to the direction of travel of the leveler; and the leveler including a yoke-s... | 11/15/1977 |
| 3975890 | Automatic height control for harvesting machine Automatic height control system for crop pick up reel of peanut combine. The implement is supported at the front on the draught links of a tractor and at the rear on its own ground wheels. A height sensing wheel adjacent the pick-up reel senses ground con... | 08/24/1976 |
