| 摘要 |
PROBLEM TO BE SOLVED: To provide a power tool capable of improving coil cooling performance. SOLUTION: At least one circumferential winding part 3a is provided with a groove part 3b formed by partial magnet wire outer peripheries and partial magnet wire outer peripheries and having a portion separated in mutual distance as it goes away in the axial direction of a rotor 4 from a stator core 1. COPYRIGHT: (C)2005,JPO&NCIPI
|
