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US 9,895,751 B2Granted
Cutting tool and method for producing a cutting tool
AssigneeKennametal Inc.
InventorsEduard Ach, Juergen Schwaegerl
Life of this patent
Estimating the term…
Abstract
The cutting tool (1), especially drill or milling cutter, comprises a base (3) which extends in an axial direction (2) and has an outer shell (14) with at least one interior recess (18) that extends in the axial direction (2), a supporting structure (16) having at least one separating piece (26) which separates a plurality of recesses (18) from each other being formed in the supporting structure. The cutting tool (1) is particularly a solid hard-metal tool. The supporting structure (16) ensures an efficient use of material.
Claims10
A cutting tool, in particular a drill, comprising:
- a base body extending in an axial direction from a rear clamping shaft at a rear end to a front tool tip at a front end, the base body having an outer shell with at least one inner recess extending axially, wherein within the recess defined by the outer shell a support structure is formed with at least one separating web by means of which a plurality of recesses are separated from each other,
- wherein the plurality of recesses are channels extending in the axial direction, the channels extending through an entirety of the rear clamping shaft from the rear end to at least the front tool tip.
Dependencies are inferred from the claim text.