CODED LOCK Russian patent published in 2000 - IPC

FIELD: locking devices. SUBSTANCE: coded lock has following components: body, sleeve, set of sectional coding rings which are installed on central bush, interlocking member located in slot of sleeve, actuating member. Lock is provided with stop and pusher which are arranged in central bush. Stop and pusher are located separately from each other at distance which is less than sum of axial strokes of actuating member connected with pusher and of stop, but that distance is larger than axial stroke of each of them. Pusher is fixed from axial displacement on actuating member, it can turn relative to actuating member and is provided with radial protrusions located in slots of central bush and sleeve which are interacting with slots in body of lock with possibility of axial displacement together with actuating member until going out of slots in lock body. Aforesaid embodiment of lock ensures high reliability of locking operation. EFFECT: higher efficiency. 1 cl, 3 dwg