| 摘要 |
PROBLEM TO BE SOLVED: To easily execute the assembling work of a motor while the motor is constituted in an extremely small size. SOLUTION: An extremely small motor 1 is constituted of a rotor 15 having a permanent magnet 14, stator coils 10 which are faced oppositely to the rotor 15 with gaps in between, and a flexible printed wiring board 11 to which the stator coils 10 are attached and the motor 1 provided with a coil assembly 12 formed in a cylindrical shape and a stator yoke 3 constituted in a cylindrical shape by mounting two semicylindrical magnetic members 6 and 7 to the outer periphery of the coil assembly 12. |
