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US 2018/0001401 A1Published application
Shear knife
AssigneeAsko, Inc.
InventorsJoel D. Kneisley, Menno Johan van der Woude, Albert R. Zelt, III
Life of this patent
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Abstract
A metal shearing tool demonstrating improved fatigue life having a body; an edge of the body having a first surface and a second surface; a cutting surface disposed between the first surface and the second surface. The edge has a substantial absence of finish marks substantially parallel with the cutting surface on all surfaces of the edge, and at least one of a curved profile surface and a radiused cutting surface.
Claims8
A metal shearing tool comprising:
- a body;
- an edge of the body having a first surface and a second surface;
- a cutting surface disposed between the first surface and the second surface;
- wherein the edge has at least one of a convex curved profile and a radius, and wherein the edge further has a substantial absence of finish marks substantially parallel with the cutting surface.
1 more element
The metal shearing tool according to any one of the preceding claims, wherein the metal shearing tool demonstrates improved fatigue life.
Dependencies are inferred from the claim text.