Cut-off tool having improved cutting characteristics
OwnerMichael C. Clarkinventor
Life of this patent
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Abstract
A cut-off tool for cutting material includes a cutter body, an upper cutting roller and a lower cutting roller The rollers are coupled to the cutter body and form a channel for the material to pass through as the material is being cut. Each roller includes a roller body centered on an axis and having a front end and a back end and a cutting edge disposed between the front end and the back end. The cutting edge includes first and second tapered portions and a flat portion disposed between the first and second tapered portions. The first tapered portion extends from the back end and the second tapered portion extends from the front end.
Claims22
A cutting roller for use in a cutting tool, comprising:
- a roller body centered on a first axis and having a front end and a back end;
- and,
- a cutting edge disposed between the front end and the back end, the cutting edge having first and second tapered portions and a flat portion disposed between the first and second tapered portions, the first tapered portion extending from the back end and the second tapered portion extending from the front end.
A cut-off tool for cutting material, comprising:
- a cutter body;
- an upper cutting roller coupled to the cutter body;
- and,
- a lower cutting roller coupled to the cutter body, the upper and lower cutting rollers forming a channel for the material to pass through as the material is being cut, each roller including:
- a roller body centered on an axis and having a front end and a back end;
- and,
- a cutting edge disposed between the front end and the back end, the cutting edge having first and second tapered portions and a flat portion disposed between the first and second tapered portions, the first tapered portion extending from the back end and the second tapered portion extending from the front end.
Dependencies are inferred from the claim text.