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| Number | Title | Issue Date |
| 7757778 | Ripper boot Ripper boots of the type adapted to be mounted to a bulldozer tyne for use in cleaving through hard ground. The ripper boot includes a replaceable ripping tooth which is secured within the boot by interference fit so that during use, it does not rotate. The replacea... | 07/20/2010 |
| 7445053 | Ripping device for an earthmoving machine A ripper assembly is arranged in that one end of an arm is pivotally attached to a vehicle body while a beam comprised with shanks is pivotally attached to the other end of the arm, and in that a tilt cylinder and a lift cylinder are respectively interposed between ... | 11/04/2008 |
| 7104176 | Mineplough A mineplough which is designed to be resilient to exploding mines comprises one or more blades set at an angle to the general direction of movement of the plough so as to deflect lifted earth to one or both sides of the plough and having tines arranged so as to lift... | 09/12/2006 |
| 7104341 | Low disturbance deep tillage point Ripper point structure includes a nose with a tapered top that initiates lift and fracture of compacted soil layers. The tapered top with an included angle of about 100 degrees just forward of the parting wear shin creates a parting stress which increases until the ... | 09/12/2006 |
| 7059257 | Minimum till seeding knife The present invention relates to a knife for and a method of zero till or minimum till seeding and fertilizing. The knife is particularly adapted for dry land conditions producing minimum solid disturbance and very shallow operation. The knife has a high penetration... | 06/13/2006 |
| 7044684 | Plow blade with water passageway A plow blade having a fluid passageway and points of fluid ejection is produced with basic manufacturing processes allowing for efficient production. The blade construction has a multiple component assembly for providing the ability to rebuild a blade and replacing ... | 05/16/2006 |
| 6997121 | Minimum tillage agricultural implement having furrow opening shank assemblies An agricultural implement for forming a furrow in a soil, is described and which includes a rotatable shank; a resilient, movement limiting member disposed in force transmitting relation relative to the rotatable shank; and a pair of wheels mounted for earth engagin... | 02/14/2006 |
| 6860336 | Subsoil fertilizer applicator A subsoil applicator has an upright shank provided with a leading soil-slicing edge and a pair of opposite sides. At the bottom of the shank, a pair of soil lifting wings are provided, presenting a pair of outermost wing edges that diverge rearwardly from the lowerm... | 03/01/2005 |
| 6739404 | Wheel supported implement for working and grading soil An implement for preparing seed beds and lawns, and for grading tracks and show rings, includes a main frame upon which scarifying teeth are mounted to penetrate and scarify the soil, tines which work the soil and prepare the final grade, and a blade for grading soi... | 05/25/2004 |
| 6662479 | Tree and stump removal Provided herein is a device which is useful in removing trees, stumps, and the like from various landscapes. A device according to the invention may be attached to existing earthmoving equipment, preferably in the place of a conventional bucket used on a ... | 12/16/2003 |
| 6640731 | Dual tungsten carbide boot A planting tool for depositing seed and/or fertilizer within a furrow including a soil opener and a seed boot attached to the soil opener. The seed boot includes a synclinal shape housing and at least one furrow forming wing that protrudes below the body ... | 11/04/2003 |
| 6557646 | Mulch-till ripper An agricultural tillage implement employing a series of apparatus to perform one-pass primary tillage is disclosed. A cutting disk is the first apparatus that works the field. These disks cut the residue laterally (across the machine) and mix the majority... | 05/06/2003 |
| 6474909 | Fluid assisted ground wedging device A fluid assisted wedging and compacting device for the installation of underground cable that includes a blade with a cutting edge, two cutting faces a toe, a shoe, a cable feed tube, a pair of deflectors, a pair of grooves and a plurality of high pressur... | 11/05/2002 |
| 6356830 | System and method for automated measurement of soil pH An apparatus for automatically measuring soil pH at a relatively large number of places in a field, and automatically creating a soil pH map by simultaneously measuring the position of the apparatus and storing the pH data in association with the location... | 03/12/2002 |
| 6332412 | Paired row furrow opener A ground-engaging paired row furrow forming tool includes a tool body having fore and aft ends with an outer edge defined on each of two opposing sides of the tool body. A furrowing wing is located adjacent each of the opposing sides and protrudes from bo... | 12/25/2001 |
| 6199637 | Subsoiling machine A movable implement for loosening soil below ground, in which a row of blades with blade holders are located perpendicular to a direction of motion of the implement. A supporting arm has one end articulated to each blade, and a frame is articulated to ano... | 03/13/2001 |
| 6026908 | Blade, particularly for blade-bearing chassis A blade includes at least one blade body attached to a chassis to be hitched to a tractor vehicle. The blade includes at least one part which is laterally inclined in relation to a vertical plane parallel to the tractor vehicle's line of advancement. This... | 02/22/2000 |
| 5695012 | Adjustable subsoiler with staged shanks A deep subsoiler (50) consists of a plurality of carriages (58) abreast on a frame (52) and a plurality of shanks (60) mounted on each of said carriages. The mounting for each of said shanks provides a fail-safe mechanism consisting of a pair of rosettes ... | 12/09/1997 |
| 5685377 | Auto-return function for a bulldozer ripper An apparatus controls the movement of a ripper for a machine. Tilt and lift cylinders controllably actuate the ripper. Hydraulic control valves control the flow of hydraulic fluid to the respective cylinder. An auto-return button produces an auto-return s... | 11/11/1997 |
| 5605196 | Multi-piece subsoiler unit for an agricultural implement An agricultural implement that includes a plurality of ground penetrating units for shattering the hard pan in a relatively wide pattern as the implement is drawn across the field while causing minimum disturbance to the top surface of the ground. Each gr... | 02/25/1997 |
| 5499685 | Strip tillage soil conditioner apparatus and method A movable, row crop soil conditioner apparatus for conditioning soil prior to planting including a mechanism for first cutting a row length furrow opening in the soil when the soil conditioner is moved. A subsoiler is positioned behind the first cutting m... | 03/19/1996 |
| 5490340 | Root grubber A root grubber tool for brush which is attached to the boom of an excavator, such as, a track excavator or backhoe. The tool includes a framework which has a pair of side members which support, at the lower end thereof, a cutting blade with its leading ed... | 02/13/1996 |
| 5456028 | Backhoe bucket ripper attachment In an excavating apparatus including a bucket removably coupled to a distal end of a hydraulically powered boom, a field-detachable and field-attachable ripper comprises a shank portion having a lower tip, a mounting portion disposed along an upper area o... | 10/10/1995 |
| 5437336 | Method and apparatus for creating an advantageous growing zone in a soilbed having a topsoil stratum and a hardpan stratum A soilbed having a topsoil stratum and a subsurface hardpan stratum is fractured by a subsoiling tine to form a trench-like path which extends in depth at least partially into the hardpan stratum. One or more pairs of rotatable blades are operated thereaf... | 08/01/1995 |
| 5429197 | Blade for a soil agitating device The present invention relates to soil agitation, and in particular to machines which are used to dig decompacted soil and agitate the turf on sporting greens, such as golf greens and football fields. The present invention in particular presents a new type... | 07/04/1995 |
| 5415236 | Subsoiler having rearwardly disposed soil fracturing structure The subsoiler has shank assemblies which are designed to cut a thin, clean slice in the soil without frontal upheaval forces that would cause eruption of the soil in a turbulent manner ahead of the shank line. The soil lifting components at the bottom of ... | 05/16/1995 |
| 5392541 | Vibratory plow assembly A vibratory plow assembly 201 incorporates a vertical ground parting blade 202 with a front cutting edge 203 and a ripper tooth 208. The blade 202 is bifurcated rearwardly of the cutting edge 203, the blade 202 being formed by two spaced-apart side plates... | 02/28/1995 |
| 5386877 | High voltage ripping apparatus An apparatus (102) assists an earthmoving vehicle (104) in the fracture of material (106). The apparatus (102) includes a ripping structure (108) having at least one ripper (112) and one electrode (130). The apparatus (102) generates electrical energy and... | 02/07/1995 |
| 5314029 | Pyramidal shaped, hardened insert for an agricultural tool A self-sharpening pyramidal shaped insert of a refractory hard metal for use as a leading penetrating element of a soil opener member of an agricultural tool. The insert includes a boss member of a generally frustoconical shape including a circular bottom... | 05/24/1994 |
| 5293944 | Method of automatically controlling impact ripper An impact ripper (2) mounted on the rear portion of a construction machine, such as a bulldozer (1), for digging a hard soil layer is automatically controlled to reduce the operator's fatigue, to improve operability with regard to the posture of the impac... | 03/15/1994 |
| 5249633 | Field breaking implement A field breaking or tilling implement. The implement is mounted or located at a lower end of a shank which is adapted to be drawn behind a tractor. At the lower forward end of the shank is located a chisel point adapted to be pulled through the soil at a ... | 10/05/1993 |
| 5215150 | Winged subsoil plow A subsoil plowing implement having winged subsoil plows that break and lift the soil thereby loosening said soil. The plows are mounted so that an upper surface of the wing of the plow may be oriented at varying degrees of incline to horizontal. Spikes ar... | 06/01/1993 |
| 5165487 | Deep ripper point The point is adapted to fit onto the forwardly projecting mounting wedge of a tillage shank and has a downwardly and forwardly inclined, elongated crown provided with a transverse, sharpened tip at its lower front end. An underslung transverse wall looped... | 11/24/1992 |
| 5121800 | Soil loosening device A soil loosening device connected with a pulling means provides for an intensive deep loosening of compact mainly agriculturally used soils and has for each loosening furrow two oppositely driven teeth in tandem arrangement, equipped with blades which for... | 06/16/1992 |
| 5119888 | Replaceable edge for trenching plow blade A trenching plow blade having replaceable wear components is disclosed. A preferably octagonal rod with regularly spaced transverse holes drilled therethrough is welded to the leading edge of the blade. Replaceable leading edge cover pieces each have a ch... | 06/09/1992 |
| 5103918 | Tillage unit A tillage unit 1 reducing soil surface and soil surface crop residue disturbance is provded, including a thin vertical support shank 13 with a generally V-shaped horizontal blade support assembly 2 mounted to its lowest forward-shaped tip by bolts 8. The ... | 04/14/1992 |
| 5050685 | Split bentleg plow A bentleg plow apparatus has a forward direction and includes a mounting frame, an upper blade-like portion secured to the frame and extending generally downwardly, a first lower blade-like portion connected to the upper portion and extending downwardly a... | 09/24/1991 |
| 4991659 | Ripper assembly with pitch control and integral frame and push block Ripper assemblies are normally utilized for ripping hardened ground, rock, and so forth. Due to the type of ground being ripped, it is many times advantageous to selectively change the pitch angle of the ripper tip during the ripping operation. Furthermor... | 02/12/1991 |
| 4974681 | Method for fracturing sub-surface hardpan by drawing a particularly-angled tine therethrough A method for fracturing below ground hardpan which includes entering a sub-soil tine beneath the lower surface of a layer of hardpan, with the upper surface angle of the tine in range of orientation which provides an improved fracturing width.... | 12/04/1990 |
| 4932478 | Tooth point for earth working A tooth point for earth working, particularly ripping, which includes a relatively elongated body having rearwardly projecting tongue and recess means which cooperate with complementary tongue and recess means on a ripper shank protector.... | 06/12/1990 |
