CODE LOCK Russian patent published in 2003 - IPC

FIELD: locksmith's work. SUBSTANCE: the code lock has a body, with marks, cross-bar, code disks with marks evenly arranged around the edges of their peripheral parts, bodies with means of code variation, it is also provided with an additional means of code variation installed on the cross-bar and made in the form of a wheel, catch and marks, surfaces are made on the peripheral part of the wheel that are parallel with the similar surfaces made on the peripheral parts of the bodies, the surfaces made on the peripheral part of the wheel are removed from its external part at distances h₁,h₂,h₃ ... h_n, each subsequent distance exceeds the previous one, and the surfaces made on the peripheral parts of the bodies are removed from its external part at distances H₁,H₂,H₃ ... H_n, each subsequent distance is less than the previous one. EFFECT: expanded functional abilities. 3 dwg