Class 172/574 - Plural disks with individual mount or axis

Subclass of Class 172 - Earth working
Definition: Apparatus in which the rolling or rotating earth working
No. of patents: 57
Last issue date: 11/01/2011

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Number	Title	Issue Date
8047301	Disc gang assembly for an agricultural implement A disc gang for use with an agricultural implement includes a pair of front and a pair of rear disc openers mounted to a carrier boom by a mounting arm that can be independently raised and lowered as desired. The front and rear disc openers are mounted such that the...	11/01/2011
7240627	Crop debris clearing device A residue coulter apparatus that cleanly severs and clears crop debris from a planting row, causing minimal disturbance to the soil. The residue coulter apparatus comprises a pair of flat discs each having a plurality of back swept shark type teeth extending about t...	07/10/2007
7216596	Agricultural apparatus An agricultural plough (1) including a longitudinally extending support member (2) having a forward portion to be attached to a vehicle to thereby enable the apparatus (1) to be towed by the vehicle; a generally “n” shaped frame (500)...	05/15/2007
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
7104206	Agricultural apparatus An agricultural plough has a longitudinally extending support member having a forward portion to be attached to a vehicle to thereby enable the apparatus to be towed by the vehicle. A pair of axles extend laterally from opposite longitudinal sides of the support mem...	09/12/2006
7073949	Disk blade bearing hub assembly A maintenance free repetitive sealing system for a disk blade bearing hub utilizing an integrated system of components to seal and protect the primary bearing seal. The blade side of the spindle includes a hub overlap portion which deflects dirt, keeps large debris ...	07/11/2006
7048069	Agricultural disc harrow and method An agricultural implement consisting primarily of a towed frame supported on retractable wheels, the frame having a plurality of independently adjustable spindles for setting height and angle of attack for various size rotatable discs. Each disc is staggered to redu...	05/23/2006
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
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
RE38974	Agricultural disc mounting system and method A disc mounting system includes the attachment of each disc to a disc gang bar via a dedicated leaf spring. Each of the leaf springs, which can be generally U shaped, are attached at a top end to the gang bar and at a lower leg to a disc spindle such that the disc i...	02/14/2006
6913085	Single standard double disk configuration A double disk C-spring standard assembly utilizes bearings mounted to a simple carrier plate. The plate is connected to the lower end of a single C-spring oriented in the fore-and-aft direction. Bearing assembly mounting holes in the plate define the necessary gang ...	07/05/2005
6330922	Bedding plow featuring a center-cut disk assembly having resilient relief means A bedding plow suited for forestry planting operations includes a plow frame that is attached to a tractor or other tow vehicle. The frame holds a pair of trailing disk assemblies that are arranged along opposite longitudinal sides of the bed being plowed...	12/18/2001
6279666	Row crop debris clearing apparatus A debris clearing apparatus for use in agricultural operations. It includes a pair of rotatable concave disks arranged in a generally V-shaped orientation to spread debris encountered during forward movement. The disks have a plurality of relatively deep ...	08/28/2001
6213035	Furrow opening disc apparatus A furrow opener apparatus for attachment to an agricultural implement for depositing agricultural material such as seed and fertilizer in the soil. The apparatus comprises a flat disc rotatably attached to the apparatus such its axis of rotation is perpen...	04/10/2001
6158523	Agricultural disc mounting system and method A disc mounting system includes the attachment of each disc to a disc gang bar via a dedicated leaf spring. Each of the leaf springs, which can be generally U shaped, are attached at a top end to the gang bar and at a lower leg to a disc spindle such that...	12/12/2000
5957217	Strip tillage apparatus The present invention provides a shankless strip tillage tool for no-till preparation of surface soil for the planting of seeds. The strip tillage apparatus has a frame for mounting the apparatus to a tool bar mounted on a draft vehicle. The frame has a p...	09/28/1999
5785129	Row crop cultivator having a fixed depth of penetration A row crop cultivator has a plurality of domed discs suspended in pairs from a suspension system in which the discs are firmly restrained against lateral movement relative to the crop row being cultivated but are free to move vertically to adjust to uneve...	07/28/1998
5752454	No-till disk opening system and method A method and apparatus for improved agricultural seeding; especially useful in no-till direct seeding. In the illustrated embodiment an inclined furrow is cut with a rotating disk that is inclined with respect to the vertical and the horizontal; the furro...	05/19/1998
5628373	Earth working implement An implement having a frame adapted to be transported in earth traversing movement along a predetermined path of travel; a first earth working tool mounted on the frame disposed for engagement with the earth during such earth traversing movement and opera...	05/13/1997
5622228	Tool for making raised beds A tool forms and shapes raised beds efficiently by forming and shaping a mound between the tractor tires and forming half mounds to the left and right of the tractor on one pass. The tool includes forward and rear disks mounted at different angles, so tha...	04/22/1997
5613566	Row crop stalk and root remover A multiple rig row crop cultivator with first and second concave disks supported for operation at two different depths from adjacent rigs to provide two-step sizing of residue. The first disk, located ahead of the second disk, operates at a first depth in...	03/25/1997
5609114	No-till disk opening system and method A method and apparatus for improved agricultural seeding; especially useful in no-till direct seeding. In the illustrated embodiment an inclined furrow is cut with a rotating disk that is inclined with respect to the vertical and the horizontal; the furro...	03/11/1997
5497836	Row cleaner A row cleaner comprising a pair of ground engageable finger wheels which are angled with respect to each other so they converge forwardly toward the center of their normal path of travel. Each of the finger wheels includes a central disc-shaped portion ha...	03/12/1996
5482120	Method and apparatus for removing plant stalks Apparatus and method for pulling plant stalks from the ground without severing the stalk at the point of engagement. The pulling action is accomplished with pairs of disks configured to engage the other near each's circumference. An upward pulling action ...	01/09/1996
5462124	Dual coulter device A pair of coulter units arranged in a staggered relationship, each coulter unit having an upstanding shank of a height to place the shanks below a tool bar, a single, relatively flat plate disposed on a diagonal to support both shanks, and a single upstan...	10/31/1995
5458203	Device for working the ground A device for working the ground comprising a frame and a plurality of discs is disclosed. Each disc is rotatably mounted on a shaft which is provided on one end of a pivotable standing shaft. In order to prevent jamming of the discs by earth thrown up by ...	10/17/1995
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
5259460	Device for working the ground A device for working the ground comprising a frame and a plurality of discs. Each disc is rotatably mounted on a shaft which is provided on the free end of a pivotable standing shaft. In order to prevent jamming of the discs by earth thrown up by adjacent...	11/09/1993
5152349	Coulter assembly for deep tillage apparatus A primary tillage apparatus includes a plurality of primary tillage tools and a coulter assembly for each primary tillage tool including first and second coulters positioned directly forward of the primary tillage tool, the coulters being mounted to diver...	10/06/1992
5080178	Agricultural tillage implement with improved soil leveler using staggered discs A primary tillage implement having a plurality of chisel plows mounted in lateral spacing on a forward bar, also has a plurality of disc levelers mounted on a rear bar. Each disc leveler assembly is laterally spaced from and centered between the paths of ...	01/14/1992
4928774	Cultivator with improved disc positioning means An adjustment means for a cultivator disc which provides lateral, vertical and angular adjustment means. A plurality of discs are mounted in parallel on a gang frame, and may be individually adjusted in the field to exact, predetermined positions establis...	05/29/1990
4896443	Ditch forming apparatus A ditch forming apparatus includes a pair of discs rotationally mounted in a back-to-back arrangement to a support frame with their respective convex surfaces in facing relation and their concave surfaces directed outwardly. The discs are oriented in an a...	01/30/1990
4883127	Sprayer marker A field marker for attachment to a sprayer boom has an outer square tube clamped to the end of the spray boom. An inner square tube slides in the outer tube and is connected to it by a pair of coil springs that bias the inner tube downwardly. An hydraulic...	11/28/1989
4867247	Bedding plow A bedding plow providing a plurality of disks as plowing members each independently supported by a rearwardly located bearing supported by a trailing arm, which is supported, in turn, by a pivotal connection perpendicular to a fore to aft alignment of the...	09/19/1989
4815544	Cultivator disc adjuster This invention provides a double adjustable weeding disk support device in order to make rapid and positive adjustments of the depth and cut of the weeding disks. This invention is characterized by a shaft having conventional weeding disks rotatably mount...	03/28/1989
4785891	Tilling ridger A disc ridger having an arrangement of disc gangs that substantially eliminates sidewise draft or clogging tendencies found in previous disc ridgers, also incorporating additional discs located for completing the tillage of the area swept by the disc ridg...	11/22/1988
4781129	Debris and soil shaver A debris and soil shaver for no till farming is disclosed which has a disk-like member which floats up and down as it is pulled across the ground surface. The disk is angled with respect to a predetermined direction of travel of an agricultural apparatus ...	11/01/1988
4650005	Row crop cultivator with setting indicator A row crop cultivator for use in farming which includes a pair of weeding disks associated with each cultivator unit of which a plurality is ganged together in series. Each weeding disk is bearingly supported by a vertical shaft which is received by a cro...	03/17/1987
4607705	Row crop cultivator including disk and setting indicator therefor A row crop cultivator for use in farming which includes a pair of weeding disks associated with each cultivator unit of which a plurality is ganged together in series. Each weeding disk is bearingly supported by a vertical shaft which is received by a cro...	08/26/1986
4597452	Disk grading terrace plow A disk grading terrace plow comprising a plurality of disk units mounted below an angled beam frame which is towed at an angle of 40 to 45 degrees to the direction of tow via a tractor connected to an elevated hitch beam mounted to the said angle beam fra...	07/01/1986

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Class 172/574 - Plural disks with individual mount or axis