Patent ID: 7490979
Filing Date: 2009-02-17
Classification: G04B

Abstract:
1. A timepiece comprising: a case band in which there are formed an annular bezel disposition groove opening upward and to its outer periphery face, and an accommodation hole vertically extending while opening to a bottom face of the disposition groove, an annular bezel which is disposed, while being fitted to the bezel disposition groove, so as to be rotatable in both directions of a clockwise direction and a counterclockwise direction in regard to the case band, and in which there is formed, in a back face facing on the bottom face of the bezel disposition groove, an engagement part comprising plural irregularities juxtaposed in the rotation direction, a click member engaging with and disengaging from the engagement part while being accommodated in the accommodation hole so as to be vertically movable, a biasing body pushing the click member to the engagement part while being accommodated in the accommodation hole, and a lock member accommodated in the accommodation hole so as to be vertically movable by an operation from an outside of the case band, and moved between a retention position retaining the click member to a state in which the click member engages with the engagement part and a retracted position allowing a click operation of the click member by releasing the retention.