PROGRAMMABLE CYLINDRICAL LOCK PROVIDED WITH MASTER-KEYS Russian patent published in 2002 - IPC

FIELD: locksmith's work. SUBSTANCE: programmable cylindrical lock has a stator having a hole, rotor installed in the stator hole, which has a hole for the key, programming mechanism, which in the process of operation of replacement makes it possible to reprogram the lock for operation with another key, which before it was used for operation with the lock, and at least one closing pin or-counter-pin that is divided minimum into two parts and can be displaced to the open position minimum by two keys of a different shape, the programming mechanism has in the stator at least a single longitudinal duct made in the hole, not obligatorily a group of stator seats and closing counter-pins and springs located in them, and in the rotor it has a group of the first seats, which intersect the hole for the key, and a group of the second seats parallel to the first seats. EFFECT: enhanced convenience in use. 6 cl, 22 dwg