| 摘要 |
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 20 mm throw of the deadbolt in one direction, and a second position to enable a full throw of the deadbolt in an opposite direction. |
