Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7798242 | Shift interlock mechanism A shift interlock mechanism for automatically shifting a sod cutter into a low gear when a cutting blade is lowered into the ground and automatically raising the cutting blade when the sod cutter is shifted into a high gear. The mechanism may include a cutting blade... | 09/21/2010 |
| 7673697 | Sod laying machine A sod-laying machine having a low center of gravity and a seated operator position adjacent the roll of sod being placed. The superior visibility available to the operator makes it possible to place the sod more accurately and with less need for subsequent adjustmen... | 03/09/2010 |
| 7350738 | Sod unrolling machine A sod unrolling machine including a frame which is adapted to be secured to the rear end of a vehicle having a vertically movable hitch. The frame includes first and second horizontally spaced-apart and rearwardly extending frame members with each of the first and s... | 04/01/2008 |
| 7317371 | Linear variable differential transformer with complimentary step-winding secondary coils A linear variable differential transformer comprising a coil form; a first primary coil; an optional second primary coil; a first secondary coil; and a second secondary coil; wherein the windings of the secondary coils create complimentary and preferably uniform ste... | 01/08/2008 |
| 7267181 | Cultivating device A cultivator for aerating a ground surface. The cultivator has a support frame moveable relative to the ground surface and a follower first pivotally connected to the support frame by a first pair of spaced link arms. The link arms have two pairs of equidistantly sp... | 09/11/2007 |
| 7264063 | Sod harvester with controlled sod cut-off and conveying system A sod harvester includes a sod cut-off system driven by a hydraulic actuator controlled by a processor in response to signals from a ground speed sensor to cut a strip of sod to a desired length. The controller also operating to control the speed of conveyors used t... | 09/04/2007 |
| 7246669 | Sod cutting device A sod cutting device containing aspects of the present invention contains an angled blade having a vertical cutting edge and a horizontal cutting edge. The angled blade is secured to a body member that in turn is movably affixed to a vehicle. Such a device may be us... | 07/24/2007 |
| 7210539 | Hole trimmer A hole trimmer (10) for removing peripheral material projecting inside a hole (1), including a severing mechanism (11) with first (14) and second (15) opposing cutting surfaces, configured such that the first cutting surface (14... | 05/01/2007 |
| 7198112 | Mine sifting attachment having transverse blades An improved minesweeper having a two-sided frame adapted to be coupled to and pushed by a tractor and a rake pivoted from each side of the frame by respective pairs of coupling bars of different lengths so that as the rake moves away from the frame to bury itself in... | 04/03/2007 |
| 7195077 | SOD harvester An improved method of mounting the cutting head of a sod harvester with respect to the conveyor employs a single ball joint between the cutting head and the conveyor, and a pair of side links spaced outwardly of the conveyor and arranged to constrain the cutting hea... | 03/27/2007 |
| 7185720 | Hole digger A hole digger for digging a hole in ground. The hole digger includes a handle end for manually turning the hole digger. The hole digger includes a support section extending from the handle end. The hole digger includes a digging end extending from the support sectio... | 03/06/2007 |
| 7165629 | Pallet presenter for agricultural equipment Disclosed is an automatic pallet presenter for agricultural equipment. The pallet presenter has a storage magazine for storing pallets and a rotatable table mechanism for bringing pallets into a desired location. ... | 01/23/2007 |
| 7140112 | Head cover trimming system A head cover trimming system for trimming around a ground level head cover includes a head cap and a grass trimmer assembly. The head cap is provided on the head cover and includes a centering member. The grass trimmer assembly includes a head member having a periph... | 11/28/2006 |
| 7121048 | Method of removing a volume of formable material A method of removing a predetermined area and depth of formable material from an expanse of the formable material having a top surface. The method makes use of a volume indicating tool that includes a depth indicator that has a material surface indicator and a depth... | 10/17/2006 |
| 7121356 | Tools and methods for retrieving buried coins and other treasure A “sod saver” tool for digging to acquire an object buried in the ground, and a non-metallic scraping tool utilized when carefully examining the soil. The sod saver tool includes a main cylindrical body rotated about its longitudinal axis for digging a substanti... | 10/17/2006 |
| 7096967 | Robotic sod stacker with software control A numerically-controlled robotic manipulator arm mounted to a sod harvester comprises two segments pivotally coupled together. One segment is rotatably coupled to a fixed base on the harvester while the second segment carries a pick-up head which can turn with respe... | 08/29/2006 |
| 7077220 | Tractor with rear castor wheels A hydrostatic agricultural tractor has front ground wheels mounted on the frame at fixed angles parallel to each other and parallel to a center line of the frame and rear ground wheels mounted on a respective castor, with each of the front ground wheels being driven... | 07/18/2006 |
| 7070004 | Robotic sod stacker A numerically-controlled robotic manipulator arm mounted to a sod harvester comprises two segments pivotally coupled together. One segment is rotatably coupled to a fixed base on the harvester while the second segment carries a pick-up head which can turn with respe... | 07/04/2006 |
| 7066277 | Robotic sod stacker A numerically-controlled robotic manipulator arm mounted to a sod harvester comprises two segments pivotally coupled together. One segment is rotatably coupled to a fixed base on the harvester while the second segment carries a pick-up head which can turn with respe... | 06/27/2006 |
| 7033105 | Road paving equipment tire track remover A road paving equipment tire track remover having a pair of blade assemblies, each including a semi-flexible blade with a lower edge and an upper edge. The upper edge is affixed to and shaped by a V-shaped frame so as to create a concave front side of the blade. The... | 04/25/2006 |
| 7021584 | Automatic control of sod roll flaps A sod roller for automatically controlling the angular position of the end or flap of a roll of sod about the roll. A device senses the end, or trailing edge, of a strip of sod as a roll is formed on a roll-up conveyor. The sod roller holds the roll in the roll-up c... | 04/04/2006 |
| 7000706 | Automatic net and core tube feeding system for a sod harvester An automatic net and tube feeding system for a sod harvester having a conveyor upon which rolls of sod are formed includes a net feeder comprising a supply roll from which net is dispensed, a pair of feed rollers positioned to engage a portion of the net therebetwee... | 02/21/2006 |
| 6997122 | Method and apparatus for distributing soil amendments Method and apparatus for dispensing aggregates for lawn improvement. Aggregates are delivered to the site in a primary dispensing vehicle, which is configured to allow a smaller secondary dispensing vehicle to be loaded with the aggregate directly from the primary v... | 02/14/2006 |
| 6962209 | Simple, durable and easy-to-use earthworking machine A sod cutter (10) is disclosed including a frame (12) formed by welding the free edges of mount, frame and end plates (46a, 46b 46c) bent relative to one of two side plates (46) to the corresponding edge... | 11/08/2005 |
| 6939092 | Sheet metal hole cutter A sheet metal hole cutter has a cap plate defining a substantially circular peripheral groove and an annular shelf extending radially outwardly from the peripheral groove. An elongated band forming an approximately circular shape with opposite ends of the band conta... | 09/06/2005 |
| 6926655 | Method of packaging a web, and a package produced thereby The invention relates to a method and package for packaging a web. In the method of the invention, a web is slit into two or more narrower webs which are folded into superimposed layers. The method comprises the steps of directing the webs to a nip formed by two rot... | 08/09/2005 |
| 6913086 | Skimmer Apparatus and method for shearing a soil layer and removing it is provided. An apparatus in accord with the present invention has a frame mounting a shearing blade reciprocally movable substantially vertically into an operational position where the shearing blade wi... | 07/05/2005 |
| 6902016 | Pivoting panel for mechanical control disengagement A small or mini loader is operated by a platform standing on the ground or other surface supporting the loader, and at the rear of the machine. Hydraulic control levers operate drives on opposite sides of the machine, and the control levers are pulled rearwardly fro... | 06/07/2005 |
| 6886642 | Weeding apparatus A weeding apparatus includes a body having a bottom and a blade angularly positioned within the body. The blade is movable between an extended position and a retracted position. In the extended position the blade protrudes at an angle past the bottom of the body. A ... | 05/03/2005 |
| 6769495 | Device for the harvesting of cultivated turfs A device for the harvesting of cultivated turfs (3) comprising a mobile chassis (1) with a first kiffe (21) that is capable of cutting a cultivated turf from a field, and via a second knife (22) is capable of chopping the cultivated turf ... | 08/03/2004 |
| 6655466 | Sod cutter/dicer An apparatus is provided to facilitate sod destruction and decomposition by cutting and crushing primarily horizontal roots and rhizomes while leaving vertical roots uncut. Multiple gangs of colters are attached to a frame, the colter gangs are arranged i... | 12/02/2003 |
| 6571883 | Sod harvester An improved method of mounting the cutting head of a sod harvester with respect to the conveyor employs a single ball joint between the cutting head and the conveyor, and a pair of side links spaced outwardly of the conveyor and arranged to constrain the ... | 06/03/2003 |
| 6550406 | Sod roll installation device A sod roll installation device for mounting to a mini skid steer utility loader, wherein a steel frame, having extended, braced arms with integrally defined locking wells therein, secures an elongated rod having a large roll of sod mounted thereon, thereb... | 04/22/2003 |
| 6527502 | Sod collector A sod-collecting apparatus, comprising a collecting platform for supporting juxtaposed rows of coiled sods, a feed conveyor for feeding coiled sods, and a conveyor belt downstream of the feed conveyor, the conveyor belt extending along the collecting plat... | 03/04/2003 |
| 6364027 | Sod harvester A method the method of transferring a roll of sod while inhibiting an unwinding of the roll of sod comprising the steps of: (a) rolling a slab of sod into a first sod roll; (b) forcing the first sod roll onto a sod roll handling mechanism containing a sec... | 04/02/2002 |
| 6296063 | Sod harvester A method and an automatic sod harvester for on-the-go cutting, rolling and storing of sod with the sod harvester including a sod cutter for freeing a section of sod from a sod field, a sod roller for rolling the section of sod into a sod roll, a sod roll ... | 10/02/2001 |
| 6279665 | Sod cutting attachment for skid-steer vehicle A sod cutting attachment for a skid-steer motor vehicle has a pair of arms mounted on a hitch assembly adapted to be connected to lift arms of the skid-steer vehicle. A blade having upright side walls and a flat bottom wall secured to the arms operates to... | 08/28/2001 |
| 6244354 | Device and process for cutting grass sods with a constant thickness from grass land A method and apparatus for cutting a grass sod from a grass land are disclosed. The apparatus includes a cutting blade positioned between a front end and rear end of a sod cutting apparatus. An adjusting mechanism adjusts the position of the cutting blade... | 06/12/2001 |
| 6223830 | Method of harvesting sod A method of harvesting sod using a sod harvester involves the formation of a series of defined slabs of sod that are positioned end-to-end, and conveyed up a conveyor that is driven at ground speed so that the slabs stay together. The slabs may be defined... | 05/01/2001 |
| 6213218 | Sod laying apparatus A sod laying self propelled apparatus having a mobile frame mounted on front and rear wheels. The frame has front and rear sections that are articulated to allow the wheels to follow rough terrain. The frame front section has a U-shaped opening to allow r... | 04/10/2001 |
