| 摘要 |
The invention relates to a tumbler disc of a disc tumbler cylinder lock. It is formed by a substantially circular disc (1) having a central hole (2) that corresponds to the cross-sectional profile of the key for that lock and a limiter (3). According to the invention, the tumbler disc (1) includes a groove (4) that extends inwards from the outer periphery thereof and deviates from the radial direction of the tumbler disc with a width that, is smaller than the width of the locking bar of the lock. |
