LOCK Russian patent published in 2014 - IPC B60R25/02 E05B27/10 

FIELD: construction.

SUBSTANCE: lock is equipped with a key for opening and comprises a body, a drum and a grip. The body and the drum are equipped with threaded holes with pins installed in them and arranged coaxially along the circumference along the axis to form a secret mechanism. The drum is installed in the body as capable of rotation around its axis, the grip is rigidly installed in the body, and in the grip and in the drum there are cuts for the shaft. Each pin comprises at least three parts: one part is stepped, interacting with a key, another one is the middle one with the possibility of fixed variation of length, the third part is the rear cylindrical one. One of the rear pins is spring-loaded, on the second and third parts of the pins there is a thread for interaction with thread in holes of the body and drum, besides, the diameter of thread in the holes made in the body of the lock and in the drum is more than the diameter of the thread made on pins. In the body there is a bore for the rear spring-loaded pin. All middle pins are made in the form of a stepped shaft, on several rear pins there is a bore. The spring-loaded rear pin is made without thread and is also bored, on the middle pins there is also a bore, similar to the bored rear pins. The rear bored pins and the middle bored pins are installed into holes of the body and the drum for interaction between them by means of bored diameters, made with identical size.

EFFECT: increased security properties of a lock and its reliable protection.

10 dwg