SMALL-SIZED MOTOR WITH WORM REDUCTION GEAR

摘要

In a small-sized motor with a worm reduction gear wherein a worm, an armature and the like are coupled onto the outer periphery of an intermediate portion of a motor shaft and fixed thereto; the motor shaft is inserted into a gear case, whereby a worm wheel is meshed with the worm; a journal member having the outer diameter larger than that of the worm is projectingly provided at a position close to the worm of the motor shaft; a bearing in the intermediate portion is fixed to the gear case; and the journal member is supported by this bearing in the intermediate portion.