| 摘要 |
PROBLEM TO BE SOLVED: To provide a formed milling cutter, shortening the working time for a flank of a blade part and enlarging the sectional area of a tip pocket. SOLUTION: A first flank 13 adjacent to a cutting blade 11 is formed substantially in a projected circular arc 16 in a sectional view vertical to the rotation axis, and a second flank 14 adjacent to the first flank 13 is formed linear in a sectional view vertical to the rotation axis. COPYRIGHT: (C)2008,JPO&INPIT
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