| 摘要 |
<p>A method for operating a locking device in vandalism-prone environments including the steps of providing a lock including a lock cylinder (22) defining a keyway (26) having an egress opening in the interior end thereof, the egress opening being configured and arranged to allow foreign bodies (46) inserted into the keyway (26) to pass through the egress opening upon insertion of the key (60) and removing a foreign body (46) from the lock. <IMAGE></p> |
