| 摘要 |
<p>Provided is a cylinder lock, which can make a key change without taking a uxiliary pins to the outside and can increase the number of changeable keys in accordance with the number of the auxiliary pins. The cylinder lock can s et such usable/unusable states of the individual keys in an unlimited number that another spare key can be used even after the master key was used. In t he cylinder lock, the auxiliary pins are sandwiched between upper pins and l ower pins by arranging set/reset members slidably and pushing them, and the locking/unlocking keys can be changed by removing the auxiliary pins from be tween the upper pins and the lower pins.</p> |
