| 摘要 |
A chronograph control device is provided, which changes ratio of resistance which is felt by diversifying the length of the lever arm. A chronograph control device is constituted as follows. The chronograph control device is activated by the first push button(10). The first lever(20) mounted to the pivotal rotation type is included. The direction is limited by the first stationary member to move in the direction of the first push button of the first lever. The chronograph control device is activated by the second push button(12). The second lever(22) mounted to the pivotal rotation type is included. The spring(30) mounted to the second lever is included. The first lever is joined with the arm operated by the spring. |
