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US 2021/0352859 A1Published application
Stump remover
AssigneeAnaheim Precision Manufacturing
InventorsMatthew T. McGinn, Joseph A. Puccio, Kevin Koller
Life of this patent
Estimating the term…
Abstract
A stump removal tool operable to sever a tree stump. The stump removal tool including an anchor fixedly couplable to the stump, and a cutting assembly adjustable between a closed position and an open position, and where the cutting assembly is removably couplable to the anchor.
Claims20
A stump removal tool operable to sever a tree stump, the stump removal tool comprising:
- an anchor configured to be fixedly secured to the tree stump;
- a cutting assembly defining a central axis therethrough, wherein the cutting assembly is removably couplable to the anchor, and wherein the cutting assembly includes a plurality of arm assemblies each including a blade plate;
- and
- wherein the plurality of arm assemblies are adjustable between an open configuration in which each blade plate is located a first distance from the central axis, and a closed configuration in which each blade plate is located a second distance from the central axis less than the first distance.
1 more element
A stump removal tool operable to sever a tree stump, the stump removal tool comprising:
- a lead screw extending along a central axis of the stump removal tool and configured to be coupled to the tree stump;
- a first central hub coupled to and configured to move axially along the lead screw;
- a second central hub coupled to and axially fixed relative to the lead screw, wherein the first central hub and the second central hub define a hub distance therebetween;
- a plurality of arm assemblies pivotably coupled to each of the first central hub and the second central hub, wherein each arm assembly including a blade plate, and wherein each blade plate defines a blade plate distance from the central axis;
- and
- wherein adjusting the hub distance causes at least one blade plate distance to change.
3 more elements
A stump removal tool operable to sever a tree stump, the stump removal tool comprising:
- an anchor fixedly couplable to the stump;
- and
- a cutting assembly adjustable between a closed position and an open position, and wherein the cutting assembly is removably couplable to the anchor.
Dependencies are inferred from the claim text.