| 摘要 |
<p>A device for locking bicycle components to the bicycle frame (20) comprises a threaded bolt (12) with a corresponding nut (28) having a rotatable casing (34) surrounding the outer surface thereof and a key (40) for engaging the nut (10). The key and the end face (30) of the nut have at least one spigot (44, 38) and at least one hole (46, 36) such that the spigots of each fit into the holes of the other. When so engaged, the key is capable of turning the nut. The key preferably includes leverage arms (52, 102, 104) for aiding the turning of the nut. The key can also be used on correspondingly configured locks.</p> |
