| 摘要 |
A stepping motor is presented to simplify assembly process of a motor and to reduce failures generated during the assembly process. According to a stepping motor, a combining unit of a bobbin(18) and a yoke(20) are inserted and fixed at the same time. A lead screw having a magnet is installed. The lead screw is inserted into the groove of the center of a center guide(16) and rotates in the center guide. A protrusion rugged part(12c) corresponding to an engagement protrusion of the center guide is formed in the inside of the stopper.
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