SET OF LOCK AND KEY AND METHOD OF OPERATION OF SET Russian patent published in 2024 - IPC E05B63/00 

FIELD: construction.

SUBSTANCE: group of inventions relates to the field of construction, namely to locking devices consisting of a key and a lock, as well as to methods of their operation. In a set of a key and a lock, the lock is made with possibility of the key movement both when a suitable key is inserted into the lock, and when an unsuitable key is inserted into the lock. Cam movement of the lock is possible only when a suitable key is inserted into the lock. Lock has a housing comprising: at least one blind slot; at least one spring installed with possibility of movement into blind slot; at least one pin of the housing, made with possibility of movement under the action of the spring and/or the pin of the core both in the blind slot and in the slot of the core; at least one pin of the core, made with possibility of movement under the action of the pin of the housing and/or recesses and protrusions of the key, both in the core slot and in the blind slot; at least one movable core. Core comprises a keyhole into which a key is inserted, and at least one open slot of the core connected to the keyhole. Lock additionally contains a bushing arranged with the possibility of movement between the core and the housing.

EFFECT: increased resistance of the lock to power breaking.

17 cl, 12 dwg