| 摘要 |
PROBLEM TO BE SOLVED: To provide the yoke of a stepping motor in which a pole tooth is prevented from tilting in resin molding. SOLUTION: Each yoke 1 having a large number of pole teeth 2 is transported into a molding die and held in place and synthetic resin is poured after clamping the die to mold the yoke of a stepping motor integrally. Anti-tilt holes 3 for releasing resin 4 are provided in a large number of pole tooth faces formed while bending in the right angle direction of each yoke. COPYRIGHT: (C)2005,JPO&NCIPI
|
