| 摘要 |
PROBLEM TO BE SOLVED: To provide a cylinder lock for not discharging a dummy key to an external part, after releasing the Cons function, in the cylinder lock having the Construction (Cons) function.SOLUTION: A cylinder lock is provided by serially arranging a first cylinder lock and a second cylinder lock, and comprises: a first connection member for engaging with an inner cylinder of the first cylinder lock; a dummy key slidably held by the first connection member; a second connection member for engaging with an inner cylinder of the second cylinder lock; and a cam at least engageable with one of both connection members, and in the Cons function, the dummy key holds a part of the first cylinder lock in an unlocking position, and when a first key is inserted into the first cylinder lock, rotation of the inner cylinder of the first cylinder lock can be transmitted to the cam, and after releasing the Cons function by a second key, the dummy key is stored inside the first connection member, and rotation of the respective inner cylinders of the first cylinder lock and the second cylinder lock, can be transmitted to the cam. |
