Combination security lock with variable coding for variety of applications has toothed bolt fitting into female lock member and incorporates four number wheels and cylinder lock

摘要

The combination security lock (1) has a manually- operated locking lever (10) and a toothed bolt (101) fitting into a female lock member (20). The teeth may engage in a groove in the female member. A number wheel assembly (30) incorporates four number wheels (301) with numbers 0-10, inner rings (302), spaces (303) and springs (304). The lock assembly includes a cylinder lock (70) and a probe or key (80) is provided to change settings of inner rings.