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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 |
| 6247757 | Rotatable implement depth control apparatus A rotatable implement depth control apparatus consisting of a mounting plate having an upper end, a lower end, a forward face, a rearward face, a right side, a left side, and a lateral axis extending from the right side to the left side, the mounting plat... | 06/19/2001 |
| 5690180 | Horizontal-axis cutter for soil cultivation A horizontal-axis cutter for soil cultivation of the type comprising a horizontal-axis rotor (2) fitted with a number of blades and a gear motor (4), connected on one side to the power take-off of the tractor and on the other to the rotor, in which the ge... | 11/25/1997 |
| 5628371 | Elevating system for farm implements A hydraulic lift apparatus for a farm implement has a sleeve mounted to the frame of the cultivator in a substantially upright position, and a fluidic cylinder mounted atop the sleeve. A caster wheel with a shaft is fully, rotatably, and slidably received... | 05/13/1997 |
| 5573072 | Operating position adjustment levers for cultivator tools An apparatus for adjusting the operating position of a cultivator tool includes a tool bar with a frame secured thereto, a tool arm pivotally mounting the cultivator tool on the frame, a bracket having a plurality of holes therein mounted on the frame, an... | 11/12/1996 |
| 5452768 | Gauge depth control for soil tillage implement A soil tillage implement to be pulled behind a tractor having a conventional frame with one or more furrowing elements depending from the frame or plough share. Each furrowing element has a disc-like coulter, a shank, and a replaceable plough share mounte... | 09/26/1995 |
| 5398768 | Aerator An aerator includes a frame supported on a pair of forward drive wheels and a pair of rearward caster wheels. An aerator head is mounted on a pivot frame on the forward end of the aerator frame, pivotable to move the aerator head from a disengaged positio... | 03/21/1995 |
| 5287934 | Soil working implement There is disclosed a plow constructed for displacement, by a traction vehicle, a predetermined direction. It comprises a cultivator having a generally U-shaped frame with a pair of lateral arms parallel to the above direction and interconnected by a bight... | 02/22/1994 |
| 5237761 | Rotary ditcher having ripper blades A rotary ditcher has a flywheel type rotor carrying impeller blades that pick up and throw soil to the side of the rotor as the rotor is advanced into a body of soil in the direction of its axis of rotation. In advance of the rotor are two ripper blades t... | 08/24/1993 |
| 5097908 | Farm machine for working the soil The farm machine 1 for working the soil comprises tools 21 each of which consists of a concave disk 47 provided with a plurality of spades 48 at its periphery. The concavity of the concave disk 47 is directed toward the forward end 12 of the rotor 16, con... | 03/24/1992 |
| 5076367 | Soil working device The invention relates to a soil working device, comprising a substantially cylindrical soil working member, which is mounted between two main supporting arms for rotation about a substantially horizontal axis and is axially composed of a number of section... | 12/31/1991 |
| 5054559 | Soil-working machine for plants grown in rows A cultivator for such crops as beets, maize, potatoes, etc., planted in rows. A machine frame can be mounted on the three-point hitch of a tractor. Several chopping tools mounted on it, can be detached from tool holders, and are rotated on vertical shafts... | 10/08/1991 |
| 5038868 | Ground cultivator A cultivation implement which is comprised generally of forward and rear thatching reels which rotate in opposite directions relative to each other under positive drive power from a tow vehicle, such as a tractor. Each reel unit is rotatably disposed in i... | 08/13/1991 |
| 4976052 | Towed, powered, land grader A land grader for grading an unprepared or partially prepared soil surface, as a step in the preparation of a roadbed. The land grader has a frame fixed at a forward end to the tractor and is supported at a rearward end to a plurality of tamping wheels. O... | 12/11/1990 |
| 4936391 | Rotary tiller apparatus A rotary tiller device for tilling around trees and other similar obstacles comprises a rotary tilling head with a plurality of tines extending slightly outwardly, downwardly and forwardly from a support which rotates around a vertical axis of the head. A... | 06/26/1990 |
| 4910948 | Front mounted dethatching apparatus A wheeled vehicle having a pair of forwardly projecting support arms carrying a rotary dethatching drum. A volute housing encloses the upper portion of said dethatching drum and opens for tangential forward discharge above the drum. The drum includes axia... | 03/27/1990 |
| 4869115 | Automatic soil sampling machine The present invention entails an automatic soil sampling machine that is pulled through the field by a prime mover. A disk is utilized and is power driven by an internal combustion engine or other power source. About the outer circumference of the disk th... | 09/26/1989 |
| 4544038 | Rotary tiller apparatus and pivotal support structure therefor A rotary tiller apparatus includes a main support frame having a first member that is pivotal in a generally vertical direction and a second member that is pivotally attached to the first member and pivots in a generally horizontal direction. The rotary t... | 10/01/1985 |
| 4522267 | Shredder/plow combination An integrated shredder/plow combination for reducing trash to facilitate its being mixed with the soil by the action of the trailing plow portion of the combination is disclosed. The shredder portion includes a unique arched structure positioned above a h... | 06/11/1985 |
| 4518043 | Tool apparatus with control to move tool when object approached The disclosure in this patent application includes a retractable in-row tiller device that has a parallelogram carriage structure for supporting the outrigger arm and tiller and for retracting and extending the outrigger arm and tiller in relation to the ... | 05/21/1985 |
| 4511004 | Apparatus for drilling a plurality of bores in a lawn An apparatus of the type designed to drill a plurality of equidistantly spaced bores of differing diameters in a lawn. The bores of smaller diameters are intended to aerate the lawn to provide holes into which seeds, water, and fertilizer can be deposited... | 04/16/1985 |
| 4506740 | Vibrating earth ripping apparatus A vibrating earth ripping machine which includes a main frame and a vibrating frame which is pivotally connected to the main frame by a pair of movable thrust absorbing arms. The vibrating frame extends beyond the main frame rear end, and is secured to a ... | 03/26/1985 |
| 4491183 | Retractable in-row tiller device A retractable in-row tiller device is adapted for mounting on a movable vehicle and for tilling the ground around and between objects in a row. An outrigger arm with a rotary tiller mounted on its distal end is retracted inwardly and extended outwardly by... | 01/01/1985 |
| 4386661 | Rear mounted rotary tiller The low-profile, lightweight tiller of compact, uncluttered design is adapted to be rigidly mounted upon the rear, powered lifting links of a garden tractor so as to be raised and lowered by the latter between transport and ground-working positions. Drivi... | 06/07/1983 |
| 4373590 | Tilling apparatus Tilling apparatus disclosed has a rotor shaft with axially spaced multiple tine and hub assemblies having hoe portions of adjacent tines overlapping one another. The apparatus is constructed as a central section and has wing sections pivotally connected t... | 02/15/1983 |
| 4369846 | Tilling machine for sandy soil A frame carries two transverse digger shafts each having a plurality of diggers mounted thereon in spaced apart relationship such that the diggers form independent furrows. The frame is supported on wheels on a single axis between the two digger shafts an... | 01/25/1983 |
| 4331204 | Tillage implement A tractor drawn tillage implement having a front hood, rippers, a rotary tiller and a row former, conditions tight adobe soil ready for planting in one pass. The front hood, having rock deflectors, protects the operator from airborne objects while contain... | 05/25/1982 |
| 4323125 | Rotary weeding machine A rotary weeding machine for the culture of plants in rows is disclosed. The machine comprises a transverse tool bar adapted to be attached to the regular three-point hitch of a tractor, two wheels mounted one at each end of the tool bar for supporting th... | 04/06/1982 |
| 4300639 | Soil cultivating machines A soil cultivating machine has a row of cultivating members which are mechanically driven and rotatable about upwardly extending axes positioned on a transverse row. An elongated, transverse hollow frame portion supports at least twenty shafts of the cult... | 11/17/1981 |
| 4273384 | Vehicle-towed roadway grinding machine A grinding machine towed by a vehicle and having a plurality of rotating grinding members to smooth the surface traversed by the vehicle. Various mechanisms are provided to adjust the orientation of the grinding members so they are substantially parallel ... | 06/16/1981 |
| 4256182 | Hammer plow A hammer plow is provided with a series of disks spaced along and rotatable with a sleeve that turns about an axle on a number of bearings located therebetween. Each of the disks has a plurality of hammers rotatably attached thereto, which are free to rot... | 03/17/1981 |
| 4136744 | Ground driven power tillage device A power tillage device is provided having a passive rolling coulter as the prime mover for a power tillage blade which is carried in the lead of the coulter on a transfer case mounted as a radius arm on the counter shaft. The tillage blade rotates in the ... | 01/30/1979 |
| 4113024 | Soil cultivating implements A cultivating implement has an elongated frame portion with soil working tines rotatably mounted along the length of the frame portion. The implement is supported, at least in part, by a leading member and a rear member each of which bear on the ground in... | 09/12/1978 |
| 4108089 | Agricultural implements An implement has a forward structure that supports a fluid distribution system including soil penetrating tools, such as hoe bodies of freely rotatable tine groups through which fluid is ditributed across a broad path. The supporting structure is connecta... | 08/22/1978 |
| 4083411 | Soil cultivating implements An implement has at least one group of soil working members arranged in a row that extends transverse to the direction of travel. The group of members is carried on an elongated frame portion that is connected to an overlying supporting structure by paral... | 04/11/1978 |
| 4074765 | Soil cultivating implements A soil cultivating implement is structured to work soil across a broad path and includes a frame that can be towed when hitched to trail substantially behind the rear of a prime mover. The main frame supports a central frame portion and an outer frame por... | 02/21/1978 |
| 4066131 | Hitch assembly for garden tractor and independently operable ground tiller A hitch assembly for detachably connecting an independently operable rotary ground tiller to the rear of a garden tractor or other riding vehicle for towed operation therebehind. Remote tiller clutch and tilling depth controls are mounted on the tractor w... | 01/03/1978 |
| 4057111 | Soil cultivating machines A soil cultivating machine has a row of driven rotatable soil working members and a tool bar at the rear thereof to which tools, such as seed drills can be attached. The machine is connectable to a tractor lift and the members are driven via a p.t.o. At l... | 11/08/1977 |
| 4046202 | Cultivators A tractor drawn cultivator comprises a frame extending transversely to the direction of movement of the tractor. A plurality of spaced apart vertical axis rotary driven cultivator members comprising downwardly extending tines are supported from the frame.... | 09/06/1977 |
