| 摘要 |
A mechanical chronograph in which an adjustment of a hammer position can be easily performed. A mechanical chronograph timepiece has a hammer support axle setting a basic center axis (C), an eccentric portion which is mounted to the hammer support axle, which sets an adjustment center axis (Q) that is eccentric with respect to the basic center axis (C) of the support axle and in which a direction of an eccentricity of the adjustment center axis (Q) with respect to the basic center axis (C) is adjustable, a hammer (90) possessing a base portion side arm portion supported by an eccentric portion seat so as to be capable of turning about the adjustment center axis (Q) at a base end portion and two kinds of chronograph hand reset arm portions (72,73) bifurcated/extended from a tip portion of the base portion side arm portion, and hearts (23,33) which are respectively capable of returning to their initial positions when pressed by tip portions of the chronograph hand reset arm portions and which are respectively attached to corresponding kinds of chronograph arbors. <IMAGE> |
