CYLINDER MECHANISM OF LOCK COMBINATION WITH TUBULAR KEY Russian patent published in 2000 - IPC

FIELD: locks. SUBSTANCE: cylinder mechanism is placed in enclosure and has body whose central recess accommodates turning unit with clearance fit and kinematically connected with lock locking bar. Turning unit consists of turning bushing and central rod rigidly connected with bushing. Body is rigidly connected with enclosure. Displacement in axial direction of turning unit is excluded. Body with enclosure is secured by cylindrical pin which is prevented from falling out by wire ring. Pin is located in hole with clearance fit. Displacement of turning unit in axial direction is prevented by two semirings installed in recesses of body and groove of turning unit. Wire ring is made in the form of binder from soft wire. Binding unit is located in its special hole made in immovable parts of mechanism. EFFECT: higher reliability and dismountable connection of body with enclosure. 1 cl, 3 dwg