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US 12,403,564 B2Granted
Treatment method for a cutting piece
AssigneeArcelorMittal
InventorsFrederic Chateau, Julien Jeanneau, Pierre Richet, Florent Sponem
Life of this patent
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Abstract
A method of treatment of a cutting piece (2) is provided. This method includes a first step in which a cutting surface (5) of this cutting piece (2) is subjected to shots thrown by an ultrasonic shot peening apparatus (10) to become a cutting surface (5) with shot impacts, and a second step in which the cutting surface (5) with shot impacts is grinded over a chosen thickness to become a treated cutting surface (5).
Claims13
A method for treatment of a cutting piece, the method comprising:
- a first step, throwing shots by an ultrasonic shot peening apparatus at the cutting piece to define a cutting surface with shot impacts;
- and
- a second step, grinding the cutting surface with the shot impacts over a chosen thickness to define a treated cutting surface;
- wherein the cutting piece is a rotary knife.
1 more element
Dependencies are inferred from the claim text.