CODED LOCK Russian patent published in 2002 - IPC

FIELD: hardware. SUBSTANCE: coded lock has code marks on its outer surface, handle, body whose axial hole accommodates shaft for turning with flange on one end, and cross-bar, on the other end, and body radial hole accommodates pin for interlocking shaft and code rings installed on body and having hollows on inner surface for receiving pins. Introduced into body are spring-loaded ring-shaped holder for rotary and translational motion on body, annular separator installed for translational motion together with holder, and ring for coding which freely embraces separator and holder by means of present carrier. Coding ring and handle may be locked in definite positions. Each code ring has tenon on its outer surface which is oriented relative to hollow. Separator has slots for tenon. Holder outer surface has recesses for carrier and its inner surface has recess for tenons. Shaft has hollow for pin. Code marks are located on coding ring, handle and body. EFFECT: higher resistance of lock to breaking open. 5 cl, 5 dwg