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US 9,545,678 B2Granted
Rotary cutting tool
OwnerStojan Stojanovskiinventor
Life of this patent
Estimating the term…
Abstract
A cutting tool having particular usefulness in milling fall includes a plurality of flutes wherein each flute includes a plurality of reliefs spaced equidistant along a leading cutting wall or edge and a second plurality of reliefs spaced equidistant along a trailing cutting wall or edge and wherein the second plurality of reliefs are off set evenly from the first plurality of reliefs. The plurality of reliefs on a second flute are offset from the plurality of reliefs on a first flute by a distance equal to the equidistance of the plurality of reliefs divided by the total number of flutes.
Claims6
A rotatable cutting tool, comprising:
- an elongate body having a longitudinal axis, a proximal end and a distal end;
- a first helical flute groove extending over a length of the elongate body, the first helical flute groove having a first end and a second end, the first helical flute groove having a leading wall having an edge and a trailing wall having an edge;
- a second helical flute groove extending over a length of the elongate body, the second helical flute groove having a first end and a second end, the second helical flute groove having a leading wall having an edge and a trailing wall having an edge;
- the first and second helical flute grooves defining a helical flute having a helical flute surface having a projecting edge;
- and
- wherein the trailing wall of the first helical flute groove is inclined with respect to a floor of the first helical flute groove.
3 more elements
Dependencies are inferred from the claim text.