MECHANICAL CODE LOCK Russian patent published in 2001 - IPC

FIELD: hardware industry, in particular. SUBSTANCE: mechanical code lock has code drums made with radial grooves on the back end surface and grooves on their side surface located in the generating lines, code setting device, latch for locking the door and a latch opening mechanism. The lock has a code resetting device made in the form of a movable frame with catches installed on it and acting on the walls of the grooves of the drums, and the latch opening mechanism is made in the form of a horizontally moving plate engaged with a fork fitted on the pivot end, with a rotating handle secured on the other end of the pivot, the plate is provided with detents of the code drums engaged with the drum grooves, and stops acting on the latch and the frame of the code resetting device. EFFECT: simplified design, enhanced reliability and convenience in use. 6 cl, 3 dwg