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US 4,895,211 AGranted
Land clearing root plow and soil aerator
OwnerEdwin D. Harrisinventor
Life of this patent
Estimating the term…
Abstract
A plow having a forwardly facing V-notched digger blade, lifting wings, side arms, frame members, ears for attaching a hitch and breakable attachment of the hitch to the tow vehicle is provided. In use the plow cuts or digs out subterranean plant roots, and lifts soil for aeration.
Claims29
A subsoil plow for aerating soil and pulling plants by their roots, which plow is adapted for use with a tractor, comprising:
- a frame having a forward end and a rearward end;
- means for connecting the forward end of said frame to a tractor;
- a plow blade provided with a forward facing V-notch which has a central portion and an outer portion, said central portion being of an acute angle and said outer portion being of an obtuse angle;
- and
- a first side arm and a second side arm connecting said plow blade to said frame, each of said side arms having a first member and a second member, the first member of each being rigidly connected to said frame at the rearward end thereof and extending downwardly therefrom, the second member of each being integral with the respective first member and extending downwardly at an obtuse angle from the lower end of the first member toward the second member of the other of said side arms, the second member of each of said side arms also being rigidly connected to said plow blade.
2 more elements
A subsoil plow for aerating soil and pulling plants by their roots, which plow is adapted for use with a tractor, comprising:
- a frame having a forward and a rearward end, said frame comprising elongate frame arms positioned length-wise between the forward end and the rearward end thereof, said elongate frame arms being parallel to one another;
- a plow blade;
- a first side arm and a second side arm connecting said plow blade to said frame, each of said side arms having a first member and a second member, the first member of each being rigidly connected to one of said elongated frame arms at the rearward end of said frame and extending downwardly therefrom, said first members being perpendicularly oriented relative to said frame arms, the second member of each being integral with the respective first member and extending downwardly at an obtuse angle from the lower end of the first member toward the second member of the other of said side arms, the second member of each of said side arms also being rigidly connected to said plow blade;
- and
- means for connecting the forward end of said frame to a three-point hitch linkage of a tractor;
- said connecting means being rigidly connected to said frame and including a first and a second hitch arm protruding generally upwardly from said forward end of said frame and being parallel to the first members of said side arms.
3 more elements
Dependencies are inferred from the claim text.