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6041866 |
A rock picker having a frame supported by rear support wheels and a tongue that is adapted to be attached to a tractor draw bar. A basket assembly having gathering tines and separation bars is carried by the frame. The gathering tines ga...
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6006644 |
A mine treatment method for treating a mine placed in the ground includes a step of freezing the soil around the mine; and a step of digging up the mine together with the frozen soil. The method may further include a step of making water...
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5485689 |
The invention relates to a bucket crusher to be mounted in place of the bucket of an excavator or a bucket loader. Horizontal crushing shafts (12) provided with crushing tools are superimposed at a small distance from each other and adap...
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5437333 |
A rock rake fiber gathering into a row or a gathering area objectional rocks and debris from the ground where a first roller engages such rocks and debris and a deflector forms a gap therebetween through which only un-objectionable rocks...
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5333693 |
A tractor-mounted tree stump puller having articulating components that create a mechanical advantage to remove buried objects or the like from the ground in response to forward movement of the tractor. The implement comprises at least t...
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5094017 |
A direct driven shock ripper device according to the present invention is capable of efficiently transferring blows of a hydraulic breaker (10) to a base rock. It includes a bracket (2) which can be affixed to the rear end of a construct...
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4808062 |
An apparatus for picking up rocks, which attaches to an agricultural tractor and functions to pick up rocks located on or partially embedded in the soil of a field, is provided. The three embodiments disclosed all function in a similar m...
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4676012 |
A pair of cultivator shanks are secured together in side-by-side relationship and pivotally connected by the upper end thereof to a three point hitch assembly of a tractor. Check chains limit the sideways swinging movement and the most i...
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4641439 |
The invention comprises an apparatus for digging obstructions out of the ground. The apparatus has a first frame adapted to be attached to the framework of a three point hitch connection on a tractor. The hitch connection has hydraulic m...
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4618005 |
An apparatus for attachment to a vehicle, preferably a bulldozer, comprises a first arm having a ripper shank extending therefrom which is pivotally attached to a second arm. A second arm is mounted to a vehicle for rotation about a hori...
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4609049 |
A wheel mounted pull type chassis includes a side hitch bar for securement to a tractor or the like. A reel assembly is journalled for rotation and is situated transversely at the front of the chassis and picks up rocks, stones, dirt, et...
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4607441 |
A stone digging implement is manufactured as a simple and inexpensive attachment for the front end loader of a tractor. The attachment comprises a frame formed by a pair of horizontal I-beams which support a pair of hooked or pointed tin...
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4466494 |
An improved arrangement for gripping objects is disclosed which is particularly suited for embodiment in association with an excavator having a hydraulic hammer. The arrangement includes a gripping arm assembly operatively associated wit...
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4466491 |
Apparatus is provided for moving objects which may be partially buried. The apparatus comprises a hook-like element which may be attached to the side of a vehicle, such as a bulldozer. The hook-like element is pivotally attached so that ...
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4327509 |
A conventional back hoe type earth moving machine is equipped with an earth fracturing ripper tooth mechanism attached to the back hoe boom and dipper so that it can not only be manipulated into working position as required but also stor...
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4005755 |
This invention is concerning a machine for rock removal and soil cultivation of newly broken or established farming areas. The machine picks up soil and rocks to a significant depth, and by a mixing and grinding process, breaks up sod, r...
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3887015 |
The specification discloses a ripper plow assembly which may be connected to operate either as a gouger or as a highway cut toe trimmer depending upon the mounting position of a ripper shank in the assembly. To operate as a gouger, the r...
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3807589 |
An auxiliary bucket mounted on a backhoe immediately adjacent the movable bucket for cooperation therewith in gripping and moving materials, such as rocks, dirt, underbrush and the like. The auxiliary attachment mounts on the dipper stic...
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3603007 |
A rock-lifting apparatus and method of using the same which incorporates the use of a conventional tractor and a conventional three point hitch mounted thereon. The rock-lifting apparatus includes a pair of spaced parallel elongated remo...
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3336082 |
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3247605 |
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3243905 |
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3159927 |
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3104722 |
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3103076 |
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3021971 |
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2980189 |
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2912774 |
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2908409 |
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2886286 |
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2880895 |
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2880526 |
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2817168 |
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2806682 |
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2806303 |
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2783699 |
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2760322 |
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2760283 |
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2751696 |
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2734290 |
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2694354 |
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2682715 |
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2664651 |
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2640306 |
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2636328 |
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2624959 |
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2523263 |
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2335656 |
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2322115 |
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2310526 |
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