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US 5,672,031 AGranted
Milling cutter
AssigneeKennametal Inc.
InventorEdward J. Oles
Life of this patent
Estimating the term…
Abstract
A milling cutter for milling a workpiece comprising a milling head rotatable about its central longitudinal axis. A milling head carries at least one milling insert of a first grade which presents a cutting edge. The milling head carries a wiper insert of a second grade which presents a wiping edge.
Claims20
A milling cutter for milling a workpiece comprising:
- a milling head rotatable about its central longitudinal axis;
- a thin film diamond coated milling insert being carried by the milling head and presenting a cutting edge, said milling insert being of a first grade of material;
- and
- a wiper insert being carried by the milling head and presenting a wiping edge, the wiper insert being of a grade of material different than that of said thin film diamond coated milling insert.
1 more element
A milling cutter for milling a workpiece comprising:
- a milling head rotatable about its central longitudinal axis;
- a milling insert being carried by the milling head and having a first nose radius;
- a wiper insert being carried by the milling head and having a second nose radius;
- and
- the second nose radius being larger than the first nose radius.
2 more elements
Dependencies are inferred from the claim text.