| 摘要 |
PROBLEM TO BE SOLVED: To provide a cutting edge which enables an ultrafine edge with an acute angle to be formed, a thin edge for easily introducing whiskers and hair to be formed, can be formed into a three-dimensional optional shape in terms of macro/micro, can be given highly accurate shape and dimension, and has extremely prolonged life of the edge excellent in abrasion resistance and corrosion resistance. SOLUTION: At least the part of the edge 6 is formed of metallic glass alloy in the cutting edge A having the edge 6 where the acute edge angle is formed. COPYRIGHT: (C)2009,JPO&INPIT
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