| 摘要 |
PURPOSE:To make it possible to make a movement small-sized to improve the design by providing a side cut part, where a part of an outside case member can be arranged, in a prescribed direction of the almond-shaped movement. CONSTITUTION:A projecting part 1m is provided around a hole 1i which bears the lower shaft of a minute wheel 5 of a plate 1 in the diametral direction in the outside circumferential part of a minute wheel arber 5a of the minute wheel 5. The tip face of this projecting part 1m bears the lower face of a minute wheel 5c in the axial direction. A step part 5b is provided in a part corresponding to the outside diameter of the second wheel 2a in the minute wheel arber 5a to provide a gap between the minute wheel arbe 5a and the second wheel 2a. Thus, screws, a stem guide plate 15, a quartz unit, etc. adjacent to the minute wheel 5 are brought near the center of the movement. |
