| 摘要 |
PURPOSE:To make high density the movement and to make small the external diameter, by locating the rotary center of the rotor and a plurality of gears on the same shaft. CONSTITUTION:The rotary center of the rotor 13 contained in the motor 12, and the rotary center of the gear 17 fixing the hour hand 16 and the gear 15 fixing the minute hand 14 are located on the same shaft. Then, the rotor 13 is turned with the pulse signal given to the coil 18, and the rotation of the rotor 13 is delivered in the order of gear 19 gear 20 gear 21 gear 15 gear 22 gear 17, and time is displayed with the minute hand 14 and the hour hand 16. |
