METHOD OF MANUFACTURING A KNIFE BLADE AND KNIFE BLADE
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United States of America Patent
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Issued Date -
Jun 1, 2023
app pub date -
Nov 15, 2022
filing date -
Dec 1, 2021
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Abstract
A method of manufacturing a knife blade includes preparing a blade preform of a first material, depositing a second material which is harder than the first material on an edge of the blade preform by arc welding, and sharpening the deposited second material to prepare a knife blade with a sharp edge. A knife blade is also provided and includes a blade section of a first material, and an edge of the blade section is provided with an arc welded layer of a second material which is shaped as a sharp edge, where the second material is harder than the first material.
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