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| Number | Title | Issue Date |
| 7320264 | Manipulator An industrial robot manipulator including a first arm comprising a front arm part and a rear arm part. The front arm part is journalled in the rear arm part such that the front arm part is rotatable about a first axis relative to the rear arm part. Cabling extends a... | 01/22/2008 |
| 7160076 | Work machine with boom stop A work machine has a lift arm assembly pivotably coupled to a frame assembly at a forward frame pivot. The lift arm assembly includes a pair of spaced-apart lift arms and an extensible lift cylinder. The lift cylinder is pivotably coupled to the lift arms at a lift ... | 01/09/2007 |
| 7100350 | Haying machine A haymaking machine including a frame carrying at least one pair of rotors connected to carrying arms that may be moved from a working position, in which they are substantially horizontal, to a transport position, in which they are substantially vertical, and vice-v... | 09/05/2006 |
| 6912832 | Mower suspension A suspension system for a tractor-drawn mower used for crops for agricultural purposes is made up of parallel links, connected at a first end to a frame and to a mowing unit at a second end. A torsion spring assembly, similar to that used for torsion axles, is used ... | 07/05/2005 |
| 6725583 | Rear-mounted implement mounting system A rear-mounted implement mounting system includes semi-cylindrical seats open upwardly and mounted on a lower back portion of a utility vehicle chassis that receive bar members located on a facing lower part of the rear-mounted implement. The utility vehicle chassis... | 04/27/2004 |
| 6202756 | Forwardly folding agricultural planter An agricultural planter is provided with hydraulically operated devices to effect the folding and unfolding of the planter support structure between operative and transport configurations. The planter includes a telescopic hitch apparatus that lengthens a... | 03/20/2001 |
| 6192994 | Lift assist mechanism for a forwardly folding planting implement An agricultural implement, having a tool bar that is pivoted forwardly to initiate the conversion of the implement from a working position toward a transport position, including left and right wing members extending in opposing directions to respective di... | 02/27/2001 |
| 6112827 | Transport lock for forwardly folding agricultural implements An agricultural planter is provided with wing members that fold forwardly from a laterally extending operating position to a compact transport position. The wing members are supported on wheel assemblies when in both the operating and transport positions.... | 09/05/2000 |
| 6076613 | Forwardly-folding agricultural implement A forwardly-foldable agricultural implement includes a center frame supported by wheels and extending generally transverse to the direction of travel, and a pair of wing sections. Each wing section has an intermediate portion pivotally connected to the ce... | 06/20/2000 |
| 5690178 | Sod cutter A compact, follow-behind sod cutter employs a frame with two front wheels and two rear wheels. A motor mounted to the frame drives all four wheels for improved traction and stability. The motor also drives an oscillating blade adjacent to said rear wheels... | 11/25/1997 |
| 5660237 | Castering wheel assemblies for an auto-fold agricultural drawbar An agricultural drawbar adapted to be pulled by a power source and used for farming operations such as spraying or harrowing, is equipped with right and left wing booms which are adapted to be folded or unfolded from the transport to operating positions. ... | 08/26/1997 |
| 5515929 | Dual disc cultivtor cutaway A dual disc cultivator cutaway (10) is disclosed including a frame (30) pivotally mounted to a cultivator tool bar (14) through a bar mount (22). A spindle (38) is pivotally mounted to the opposite end of the frame (30) and slideably mounts first and seco... | 05/14/1996 |
| 5213165 | Folding land plane A multi-section, foldable land plane is foldable between a relatively narrow, transportable position, and a wider, deployed position for leveling field irregularities. A central, wheeled frame is adapted to be drawn by a conventional tractor. The frame, c... | 05/25/1993 |
| 5064339 | Backhoe boom lock A backhoe loader has a rearward backhole mechanism having a swing frame pivotally connected to a tractor main frame on a pair of vertical pivots. A backhoe boom is swingable on a transverse pivot carried by the swing frame by actuation of a hydraulic cyli... | 11/12/1991 |
| 5042587 | Tool bar with quick release tool lock A tool bar is provided with rotatable tool carrying sections having a quick release lock.... | 08/27/1991 |
| 4997333 | Backhoe boom lock A tractor-loader-backhoe is disclosed wherein the loader mechanism is mounted on the frame of the prime mover by a tapered pivot pin having a fastener extending entirely through the axis of the pivot pin to effect a clamping load operable to seat the tape... | 03/05/1991 |
| 4974684 | Walking beam retainer A wheel arrangement includes a retainer mechanism with a spring-loaded pin mounted on the walking beam of a support wheel assembly on a folding implement. A mating retainer supported on the wheel support tube is normally offset from the pin when the imple... | 12/04/1990 |
| 4735547 | Backhoe mounting A mechanism for mounting a backhoe on a vehicle including a backhoe mounting subframe having a downwardly extending work position and a transport position in which it is pivoted upwardly and outwardly from the work position. The backhoe mounting subframe ... | 04/05/1988 |
| 4375837 | Soil cultivating machine with axially displaceable adjusting rod A soil cultivating machine has a frame portion extending transversely of the intended direction of operative travel and a row of cultivating members on that portion are rotatable about upwardly extending shafts. Behind the cultivating members there is a g... | 03/08/1983 |
| 4192388 | Wheel rut closing device for irrigation system A wheel rut closing device for use in combination with an irrigation system having an irrigation line support or supports, each support having rotatably mounted thereon a wheel or wheels. The wheel rut closing device is mounted on each irrigation line sup... | 03/11/1980 |
| 4137852 | Forwardly foldable toolbar A forwardly foldable agricultural planter includes a hitch shiftable as wing sectons are moved between transport and operational configurations. Rigid link tow bars pivot about centrally positioned pivots permitting the hitch to be horizontally shifted be... | 02/06/1979 |
| 3967684 | Wingfold positioning device A foldable multiple sectioned farm implement having a center section, side sections that fold inwardly and upwardly so that the center of gravity of the folded sections is inboard of the respective folding pivotal axis, and biasing structure which acts to... | 07/06/1976 |
| 3957123 | Tractor vehicle mounted lift assembly provided with latch means A vehicle mounted lift assembly having latch mechanisms for latching pivoted lift arms in an uplift position whereby an implement, particularly a powered rotary mower, connected to the lift arms can be automatically latched in an elevated position while o... | 05/18/1976 |
| 3941194 | Folding tool bar having a transport brace A farm implement tool bar includes a hollow main frame and oppositely extending wing sections pivotal between horizontal and vertical positions. A hydraulic cylinder is connected to a mounting assembly including upper and lower mounting plates interconnec... | 03/02/1976 |
