| 摘要 |
<p>The key has a profile groove arranged in a side surface of a shaft (2), and a rail (7) laterally attached to the shaft. A profile extension partially overlaps the profile groove, where the profile extension is arranged on the rail. The rail is arranged at the side surface of the shaft, where the side surface connects a key back (3) and a key chest (4), which has a number of closing notches (6). The rail includes a base arranged in a groove of the shaft.</p> |
