CODING TUMBLER FOR CYLINDRICAL LOCK CORE AND LOCK WITH CYLINDRICAL LOCK CORE COMPRISING CODING TUMBLER

摘要

Coding tumbler (10), which is adapted for being slidably mounted inside a cylindrical lock core (2) of a cylinder lock and which comprises a supporting end (11) for maintaining contact with an interlocking tumbler (6) and a working end (12), which comprises a recess, in which a contact element is accommodated with a clearance, said contact element being secured against slipping out of the recess in the direction of the longitudinal axis of the coding tumbler (10), and having, in at least one portion, a circular cross-section for providing a rolling contact with a coding edge of a key inserted into the cylinder lock. A cylindrical lock core (2) with such a coding tumbler and a cylinder lock with such a coding tumbler (10) are specified as well.