| 摘要 |
<p>An improved cylinder lock and key combination is provided. The lock comprises a housing having a lock cylinder comprising a plurality of pin chambers each having a movable tumbler pin disposed therein, a plug rotatably mounted in the lock cylinder that comprises a key channel for receiving a portion of the key, and an interfering means positioned in the key channel. The key contains a blade portion having a plurality of cuts formed in a side of the blade. Each of the plurality of cuts are respectively alignable with each of the plurality of tumbler pins. The blade portion further comprises a key stop for correctly positioning the key in the key channel. When the key is positioned in the lock so that the key stop engages the interfering means in the key channel, the plurality of cuts on the key are aligned with the plurality of tumbler pins to create a shear line that allows operation of the lock.</p> |
