| 摘要 |
<p>A deadbolt mechanism including a lock out mechanism that functions to disabl e the operation of the deadbolt from at least one side of the deadbolt mechanism. The deadbolt mechanism includes a deadbolt, key cylinder (4), housing (14), turn knob (8) and a shaft (10) that connects the key cylinder and turn knob. To place the deadbolt mechanism in lock out mode, the turn kn ob is moved to the locked positioned and then pulled outward away from the door . By pulling the knob outward, the shaft engages a portion of the housing whic h prevents rotation of the shaft and thereby prevents movement of the deadbolt from the locked position.</p> |
