COMBINATION LOCK

摘要

The combination lock is designed for metal doors of metal safes. It serves for ensuring high degree of secrecy, as the locking is trilateral. The lock includes a box (1), in which a header (9) is disposed, the latter consisting of a gag (14) and a flat body (15) with two longitudinal channels, in which guide pins (16) nd 17) are situated. A pin (18) is attached in the rear part of the flat body (15), the pin being situated in sloping channels of a top (19) and a bottom (20) racks, each of them having two longitudinal channels with guide pins (21 and 22) situated therein. Each of the racks (19 and 20) has in one of its ends a cylinder head (23 and 24).