SECRET MECHANISM OF KEY LOCK Russian patent published in 2011 - IPC E05B37/00 

FIELD: construction.

SUBSTANCE: secret mechanism of key lock comprises body with central hole and key hole, the following components installed in body with the possibility of fixed rotation - keyplate with stop and through slot for end key, rotary disk with longitudinal stepped holes, concentrated in a code group, in which code pins are arranged, blocking disk with longitudinal stepped holes, concentrated in two code groups, where spring-loaded blocking pins are arranged, spring-loaded handle with fixators installed on blocking disk with two degrees of mobility, end key with code pins.

EFFECT: increasing reliability of lock locking.

2 cl, 4 dwg