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8016043 Marker assembly having breakaway feature  
An agricultural implement has a marker assembly that is pivotable in a generally rearward direction when the marker assembly collides with a relatively massive field obstruction. The...
8011439 Marker assembly having spring linkage to limit momentum in marker assembly during marker assembly deployment  
A marker assembly includes a first linkage section interconnected to a second linkage section by a pivoting joint. The pivoting joint also includes a spring linkage that limits momentum in the...
7984767 Marker assembly having caster wheel  
A marker assembly for use with an agricultural implement includes a marker wheel that may caster as needed to reduce loading of the marker assembly during deployment of the marker assembly, in...
7854271 Marker assembly having rigid link and cam assembly  
A marker assembly mountable to an agricultural implement includes a set of interconnected frame sections that can be pivoted with respect to one another to retract the marker assembly for transport...
7743843 Marker assembly for an agricultural implement  
A marker assembly has a scalable frame that allows a user to set the width of the frame to provide flexibility in defining the width at which a marking furrow is made. The scalable frame includes...
7743842 Marker assembly having float feature  
A marker assembly for use with an agricultural implement includes a float linkage that allows limited vertical displacement of the marker assembly when the marker assembly is in a fully deployed...
7740190 Boom breakaway assembly  
A boom breakaway assembly for a spray boom used by a vehicle. The boom breakaway assembly includes a reciprocating system having a first position and a second position, a retention system, and a...
7103986 Adjustable agricultural marker system and method of manufacture  
An agricultural marker assembly is disclosed for use with a marker arm that extends from an agricultural vehicle wherein the vehicle moves along a primary travel direction during operation. The...
6883436 Template door and wing assembly with break-away feature for rail ballast regulator  
A rail ballast wing assembly includes a outer door with at least one hinge edge, a template door pivotably secured to least one of the hinge edges and a positioning device associated with the outer...
6708775 Field marker for implements  
A field marker attachable to an outer end of an agricultural implement comprises an arm pivotally attachable to the implement extending perpendicular to the travel direction. A marking device is...
6397952 Breakaway for field marker on agricultural implement  
A field marker for mounting on an agricultural implement includes an elongated arm adapted to project outwardly laterally of the implement when in its operating position and is adapted to carry a...
6334491 Self-supporting field marker  
A field marker arranged for mounting on an agricultural implement at one side thereof includes a marker arm including a marker disk movable between a deployed position extending outwardly of the...
6263976 Field marker for agricultural implement  
A field marker for mounting on an agricultural implement includes an elongated arm adapted to project outwardly laterally of the implement when in its operating position and is adapted to carry a...
6257343 Compact folding row marker  
A folding row marker assembly for use with an agricultural implement has an inner link assembly that includes both a mounting that attaches to the agricultural implement and one or more inner link...
6220364 Seeder with outrigger marker  
A seeder of the type adapted to be pulled behind a tractor for seeding a field is provided with an extendable and retractable pivoted linkage assembly on each side of the seeder. A marking disk is...
6189465 Field marker control system for agricultural planters  
A control system is provided for automatically deploying the field markers on an agricultural planter in an alternating manner without requiring operator input. The control system utilizes a...
6079114 Telescoping marker arm  
A field marker is mounted on the rear corner of the seeder or cultivator frame so that its weight is supported by the packer wheels or support wheel axles at the rear of the frame, thus minimizing...
6019178 Field marker  
A field marker for easily and compactly folding to and from an implement with relatively few moving components. The inventive device includes an inner arm pivotally attached to a bracket structure...
5992534 Folding boom  
A folding boom for a tri-fold row marker for an agricultural implement. The boom comprises three segments, an inboard segment pivotally coupled to the toolbar, a middle segment pivotally coupled to...
5957216 Resettable breakaway system  
A breakaway system which is easily reset by a user and does not utilize shear pins or spring loaded tension devices. The inventive device includes a support member having a U-shaped cross-sectional...
5833010 Control system for field makers of an agricultural machine  
A control apparatus for use with two opposed ground markers of an agricultural machine comprises a hydraulic circuit including a plurality of hydraulic valves for communicating fluid actuate...
5542190 Bifold field marker  
The present invention is bifold field marker. The marker utilizes a marking disc mounted on the distal end of an arm. This arm is coupled to a mounting bracket which, in turn, is connected to an...
5507107 Hoisting boom assembly  
A hoisting boom assembly comprises an upright column being piviotable by a rotary actuator and a first and second boom, the first boom pivotally mounted by its first end on upright column and by...
5485796 Apparatus for marking soil  
An apparatus to be advanced in a travel direction by a vehicle to continuously mark underlying soil. The apparatus has an elongate body with first and second portions and leading and trailing...
5484025 Locking row marker hydraulic cylinders in retracted transport condition  
The invention is directed to a foldable agricultural implement frame having an extended working configuration and a folded transport configuration. The frame comprises a center section and two wing...
5425427 Folding marker for agricultural implement  
An improved folding marker for an agricultural implement that is partially self-supporting in the use position and during a portion of the folding operation. An inner arm is pivotally attached to...
5379847 Tri-fold row marker  
A tri-fold row marker comprises three arm segments, a winglet pivotally coupled to the toolbar, an inner arm pivotally coupled to the winglet, and an outer arm pivotally coupled to the inner arm. A...
5170848 Sod cutting machine  
A sod cutting machine that includes a towable frame and a series of parallel trailing suspension arms, each suspension arm having a sod cutter disk and roller device for limiting the cutting depth...
5027525 Field marker  
An improved field marker is provided which can be used on an agricultural implement of the type which includes wing folding. The field marker has an arm with a disk mounted on an outer end of the...
4986367 Folding row marker  
A folding row marker includes first, inner and second, intermediate sections pivotally coupled together, as well as a third, outer section pivotally coupled to a distal end of the second section. A...
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...
4880160 Torsional link boom suspension for reducing unwanted boom motion  
Boom support structure for a sprayer including a boom center frame supported for rocking both about a fore-and-aft extending axis and an upright axis by a torsional pendulum structure to isolate...
4825957 Breakaway mechanism for a row marker  
An improved breakaway assembly for preventing damage to markers for agricultural equipment when such markers encounter obstacles during use. The improved breakaway assembly includes an elongated...
4800962 Planter hydraulic system with means for locking row markers during transport  
A wide farm implement is provided with a swingable tongue which permits endwise to and from fields. A pair of transport wheels are provided for supporting the implement for endwise transport and...
4700784 Combined depth-control and wing-lift hydraulic circuit  
A combined depth-control and wing-lift hydraulic circuit is disclosed. The circuit is preferably used in combination with a farm implement having a tool bar. The tool bar is horizontally disposed...
4674578 Floating marker arm mechanism  
A floating marker arm mechanism is disclosed. The marker arm mechanism comprises a bifolded marker arm pivotably mounted on a wheeled farm implement. The marker arm comprises first and second...
4635847 Field marker and method  
A field marker is disclosed for selectively dropping sections of rolled paper tissue to the ground surface to indicate the boundary of an area being treated with a liquid. The marker includes a...
4591001 Garden tillers  
A toolbar attachment assembly for a rear tine rotary tiller having a tine guard and forward wheels. The toolbar attachment assembly is secured to the tiller in place of the drag stake. A V-shaped...
4583598 Row marker  
The row marker for farm planters has a horizontal base bar and a vertical post. A main arm and brace arm are pivotally mounted to the base bar. A marker bar is pivotally mounted between the outer...
4530405 Planter row marker  
A row marker for a planting implement having a floatation slot formed in an extendable marker link arm. The link arm slot is generally longitudinal to the link arm and has a transverse hooked...
4529040 Folding agricultural implement with structure for locking tool bar sections  
In an agricultural implement which includes a tool bar, a tongue for towing the implement in a direction generally transverse to the direction in which the tool bar extends, and a plurality of...
4526236 Field marker for a sprayer boom  
A single disc field marker comprises a support arm pivotally mounted on the end of the sprayer boom and carrying on its end a rotatable disc. The disc is supported so that in one position it lies...
4526235 Agricultural row marker  
A folding marker arm for an agricultural implement includes a swing link and a single hydraulic cylinder pivotally connected between the frame and the swing link. A push/pull link is mounted...
4520875 Marker for tilling implements  
A no-till marker for multi-row planters characterized by a soil-engaging disc yieldably supported on the outer or distal end of a marker support arm and oriented so that the concave face of the...
4467872 Telescoping row marker  
A telescoping row marker for use with a conventional agricultural tillage apparatus such as a tractor carried, or pulled, planter, cultivator or the like; for the alignment of soil working...
4449590 Row marker arm assembly  
An agricultural row marker assembly is provided which includes a three-piece articulated arm and which is hydraulically actuated. The assembly has a base which is connectable to an agricultural...
4414903 Automatic guidance mechanism  
An improvement in furrow followers of a type adapted for connection to an automatic steering mechanism for causing a vehicle to selectively follow a furrow is disclosed. The improvement provides a...
4398742 Hinged drawbar for boat trailer  
The tongue or drawbar of a boat trailer is severed intermediate its ends; and the cut ends are then releasably hinged together by a pair of spaced, parallel hinge pins, either of which can be...
4365674 Tandem disc row marker  
A row marker featuring tandem cutting discs, each with convex and concave surfaces, which are disposed to present the convex surfaces to opposite sides of a cutting line. The disc's cutting edges...
4281720 Lift mechanism mounted within hollow main tool bar and auxiliary tool bar moved thereby  
An apparatus which is enclosed within a main tool bar carried by a vehicle and is used to raise and lower an auxiliary tool bar or other implement carrier such as a row marker. The apparatus...
Matches 1 - 50 out of 84 1 2 >