| 摘要 |
<p>A mortice lock having a deadbolt (16) retained within the lock case (10) and movable between an unlocking position wherein the deadbolt is contained within a lock case, and the locking position in which it extends'outwardly therefrom, and a driving mechanism with a cam (18) which connects with and moves the deadbolt between its locking and unlocking positions and a pair of sliding contact members (21, 22) mounted on and slidably movable with respect to the deadbolt between a first position in which it maintains contact with the driving member to effect a full 20mm throw of the deadbolt in one direction, and a second position to enable a full throw of the deadbolt in an opposite direction.</p> |
