| 摘要 |
<p>A lock ( 1, 30 ) having a box body ( 2 ) with a faceplate ( 3 ), a latch ( 4 ) co-operating with an elastic element ( 5 ) adapted to keep the latch normally protruding from the faceplate ( 3 ) and with a moving element ( 6 ) associated to a handle (M) to be actuated by the user and a mechanical adjustment unit ( 7 ) adapted to change the length of the portion ( 4 a) of the latch ( 4 ) protruding from the faceplate ( 3 ). The mechanical adjustment unit ( 7 ) having a plurality of seats ( 8 ) made in the latch, ( 4 ), a cylindrical pin ( 9 ) adapted to be received in each of the seats ( 8 ) and adjustment apparatus ( 10 ) accessible from outside and acting on the pin ( 9 ) to constrain it in the corresponding seat ( 8 ) or release it therefrom.</p> |
