| 摘要 |
A lock for a sliding wing comprising a lock tongue movable between a locking position and an unlocking position to lock and unlock the wing respectively, an operating component which can engage with the lock tongue, the operating component being movable between a first position and a second position wherein movement of the operating component into the first position causes the lock tongue to adopt the unlocking position and movement of the operating component into the second position causes the lock tongue to adopt the locking position, a snib operatively associated with the operating component such that the operating component can be moved between the first and second positions by moving the snib, a drive component that can engage with the operating component and which is movable between a lock opening position, a lock closing position and a deadlocking position, wherein movement of the drive component into the lock opening position causes the operating component to adopt the first position, movement of the drive component into the lock closing position causes the operating component to adopt the second position, and movement of the drive component into the deadlocking position causes the operating component to be held in the second position so that the operating component cannot be moved from the second position to the first position by the snib. |
