Famous Patents
The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8006774 | Device for cutting slits in a surface The invention relates to a device for cutting slits in a surface, for instance a turf cover, comprising a frame displaceable over the surface, a movable cutter on the frame and oriented during use toward the surface for the purpose of cutting slits in the surface. T... | 08/30/2011 |
| 7740083 | Sod harvesting apparatus A sod harvesting apparatus comprises at least two different configurations. In at least one configuration, the sod harvesting apparatus is set up to harvest sod from a field. In at least one configuration, the sod harvesting apparatus is set up for transportation, s... | 06/22/2010 |
| 7721814 | Method and apparatus for harvesting and picking up sod A sod harvester cuts several side-by-side strips of sod, preferably of total width equal to the width of a pallet, and directs the strips up three sets of conveyors arranged in sequence. The first conveyor set runs at or near ground speed; the second conveyor set ru... | 05/25/2010 |
| 7467667 | 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... | 12/23/2008 |
| 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 |
| 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 |
| 7263935 | Sod sprigging apparatus and method An apparatus for removing grass sprigs from sod and incorporating the grass sprigs into the ground, including a chassis, a sod conveying system mounted on the chassis and configured such that sod may be placed thereon and transported thereby, and a rotary tilling me... | 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 |
| 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 |
| 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 |
| 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 |
| 7096968 | Aeration device A soil aeration device may include a plurality of arcuate blades mounted to an assembly adapted to rotate and translate the blades proximate a ground surface, thereby forming aeration pockets in the soil. In certain embodiments, the arcuate tines penetrate and fract... | 08/29/2006 |
| 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 |
| 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 |
| 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 |
| 6945332 | Aeration tine device A highly durable aeration tine device attached to a soil aerator has a tubular tine member extending cylindrically and a hard metal tip made of a hard metal material and typically made in a frustum shape of a cone, which is in an area contact with the tubular tine m... | 09/20/2005 |
| 6834729 | Sod roll pre-starter A pre-starter for starting a turn in the end of a sod strip travelling up a conveyor in a sod harvester. The pre-starter includes a metal plate sloping downwardly and rearwardly with its end pressing against the sod strip to catch the blades of grass on the upper su... | 12/28/2004 |
| 6783318 | Sod stacker A towable sod stacker having a pallet holder for holding a stack of sod, a conveyor for receiving and temporarily storing a plurality of cut sod slabs and a sod pickup mechanism for lifting the plurality of cut sod sections from the conveyor and vertically placing t... | 08/31/2004 |
| 6779610 | Defective sod rejector and deflector A sod harvester having a conveyor assembly to receive sod from a cutting head, a roll-up mechanism to form rolls from the cut sod, and a storage conveyor to receive a set of formed sod rolls, with a clamp to clamp the set of sod rolls and transfer it to a pallet. A ... | 08/24/2004 |
| 6681864 | 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... | 01/27/2004 |
| 6659189 | Sod harvesting machine A sod harvesting machine comprising a wheeled frame with single or dual cutterheads at the forward end and a sod-receiving wind-up saddle at the rear end. An endless conveyor with a single flight spans the length of the machine and cut sod which is receiv... | 12/09/2003 |
| 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 |
| 6273196 | Apparatus and method for the stacking of cut grass sods A sod cutting apparatus includes a cutting head positioned to cut grass sods from grass land and a sod receiving conveyor positioned adjacent the cutting head for receiving the cut grass sods from the cutting head. The sod receiving conveyor has a dischar... | 08/14/2001 |
| 6056064 | Method of harvesting sod A method of harvesting sod using a sod harvester involves the formation of a series of discrete 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. Netting is introduced c... | 05/02/2000 |
| 6003612 | Sod replanting tine with a biased slidably positioned plug ejector and method of using The present invention provides a sod plug cutting and replanting device having a body with a sod plug retention cavity formed therein. The device further includes a cutting surface positioned at a lower section of the body such that the cutting surface wi... | 12/21/1999 |
| 5988289 | Sod laying apparatus A three wheeled sod laying apparatus is provided that employs a hydrostatic power system which allows the drive function and sod dispensing function to be operated at different speeds. This configuration enables the operator to vary the speed at which the... | 11/23/1999 |
| 5845719 | Vibrating cutting machine An elongated rod is journalled in a housing to reciprocate substantially vertical therefrom and has a cutting blade fixed on the tip of the lower end of the rod. A rotary motor is located at the upper end of the housing and is provided with an eccentric c... | 12/08/1998 |
| 5775436 | Sod harvester with pivotable roll-forming unit A sod harvester includes a cutter for forming a strip of cut sod, and an inclined conveyor for conveying the strip from the cutter to a roll-forming enclosure. The roll-forming enclosure comprises two belt conveyors at right angles to one another. The str... | 07/07/1998 |
| 5697452 | Sod roll laying apparatus and method A sod laying apparatus is provided which also has sod roll loading and transporting capabilities and a method of laying sod using such an apparatus without requiring a winch or a separate forklift to load sod onto the apparatus while also providing for in... | 12/16/1997 |
| 5571252 | High frequency, low amplitude, sod harvesting apparatus A sod harvesting apparatus (10) is disclosed including a cut-off device (14), a cutting unit (16) and a roll-up and core carrying device (18) mounted to a tractor (12). The cut-off device (14) includes an H-shaped slide (20) including a blade (26) pivotab... | 11/05/1996 |
| 5454433 | High frequency, low amplitude, sod harvesting apparatus A sod harvesting apparatus (10) is disclosed including a cut-off device (14), a cutting unit (16) and a roll-up and core carrying device (18) mounted to a tractor (12). The cut-off device (14) includes an H-shaped slide (20) including a blade (26) pivotab... | 10/03/1995 |
| 5272949 | Device for cutting sod grown over plastic sheeting A device which cuts sods that are grown over plastic sheeting without cutting or damaging the plastic sheeting which is then retained in place to be used again for subsequent crops. The cutter performs four functions: (1) it inserts a vibrating lifting pl... | 12/28/1993 |
| 5215278 | Apparatus for laying turf An apparatus for laying large rolls of turf, including a conveyor mounted on a frame for supporting a large roll of turf. The frame is supported by ground engaging wheels and includes a motor for imparting rotational movement to the ground engaging wheels... | 06/01/1993 |
| 5165617 | Method and device for rolling up one or more sods A method and apparatus for rolling-up one or more rolls of sod wherein the sod is conveyed on a conveyor against a blocking mechanism which include tooth like elements which extend between the belts of the conveyor. The blocking mechanism blocks the progr... | 11/24/1992 |
| 4966239 | Sod harvesting apparatus Self-propelled sod harvesting apparatus for cutting sod from a field into strips and stacking the sod on pallets. The apparatus includes a magazine storage area for pallets, a pallet loading area, and mechanism for transferring a pallet from the storage a... | 10/30/1990 |
| 4892153 | Sod harvester A sod harvester in which two transversely spaced cutterheads form sod into two side-by-side strips and slice the strips away from the underlying earth. The strips then are wound into rolls on a roller carried by the rear of the harvester. A power-driven e... | 01/09/1990 |
| 4892152 | Cutting unit for cutting one or more sods An implement for cutting one or more strip of sod is provided which can be attached to standard vehicles, such as tractors. The cutting head of the implement is mounted in a subframe which is pivoted about a longitudinal axis with respect to the vehicle s... | 01/09/1990 |
| 4890801 | Cutoff mechanism for a sod laying machine A sod laying machine having front and rear sections articulated together. A boom on the front section has arms extending forwardly, with gripper arms extending downwardly from the boom to grip a roll of sod. A control roller connected to the boom arms dri... | 01/02/1990 |
| 4878542 | Sod laying method A sod laying machine having front and rear sections articulated together. A boom on the front section has arms extending forwardly, with gripper arms extending downwardly from the boom to grip a roll of sod. A control roller connected to the boom arms dri... | 11/07/1989 |
