LOCK WITH CODE KEY Russian patent published in 2012 - IPC E05B27/10 

FIELD: construction.

SUBSTANCE: lock with a code key equipped with elements of various length to open a lock, comprises a body, a drum, pins of variable length installed in the body, the drum and a grip. In the body there are jointing elements interacting with key elements. The key is equipped with a base, a base disc, rigidly installed on the latter, and a position disc installed on the base disc capable of axial rotation to both sides. In the key base and base disc there are coaxial holes provided for key elements with the possibility of their displacement along their axis. In the holes of the position disc there are axes installed with washers and limiting bushings. Between the base of axes and limiting bushings there are springs installed.

EFFECT: convenience of dialling a key code, possibility to use a code key for several secured facilities and monitoring key reset and locking of a secured facility.

11 dwg