Lock comprising a protection device against attempts to fracture.

摘要

Lock comprising a housing (1) having a lock bolt (2), a safety block (3) through the case and provided with a control member (4) for actuating the lock bolt, and a device (5) protection against attempts to fracture, comprising a shield (9) secured against the side face of the box (1) which faces outwards and an applied body (20; 24) housed partly in at least one slot (21; 25) formed in the safety block and partly in at least one recess (22; 26) formed in the face of shield (9) which is applied against the case, wherein the shield an opening (10) gives way to a part of the safety block (3) and a pivot (11) provided with retaining means (13) maintaining a reinforcement plate (15) against the other side face of the box (1), characterized in that retaining means (13) are constituted by a groove in the pin (11) of the shield (9) slot and against fond cualse or supports a portion of the periphery of a hole (16) formed in the reinforcement plate (15).