Patent ID: 11958205
Assignee: STOLLE MACHINERY COMPANY, LLC
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A method of forming a score die comprising:
providing a number of blanks;
forming a soft finished score blade on each blank;
heat treating each soft finished score blade to change each soft finished score blade into a hard finished score blade on each blank;
machining each said hard finished score blade to change a shape of each hard finished score blade into a substantially finished score blade on each blank; and
performing a number of finishing operations on each said blank with said substantially finished score blade,
wherein each substantially finished score blade includes a number of cutting portions,
wherein each cutting portion includes a first surface, a second surface, and a flat vertex,
wherein the flat vertex extends from the first surface to the second surface,
wherein a thickness of each cutting portion at the flat vertex does not change by more than 10% along a length of the cutting portion,
wherein a height of each cutting portion does not change by more than 10% along the length of the cutting portion,
wherein an angle between the first surface and the second surface of each cutting portion does not change by more than 10% along the length of the cutting portion, and
wherein the angle between the first surface and the second surface is substantially 25°, and wherein the flat vertex has a length of between 0.001 inch and 0.0015 inch.