Method of improving the quality of an edge surface of a cutting device
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United States of America Patent
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-
Oct 1, 1991
Grant Date -
N/A
app pub date -
Oct 25, 1990
filing date -
Oct 26, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of improving the quality of an edge surface of a cutting device, the method comprising a first step of irradiating assisting ions obtained from a first substance, which is in the state of gas in the room temperature, and a second substance, which is vapor-deposited from a hard material, onto a surface of a base body to form a first layer comprising of the hard material influenced by the assisting ions; and a second step of irradiating the second substance onto the first layer in an atmosphere of the first substance to form a second layer.
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