ARMLESS PADLOCK Russian patent published in 2022 - IPC E05B67/36 

FIELD: locks.

SUBSTANCE: invention relates to locks, in particular to padlocks without shackles. Shackleless padlock contains a body (1) with a locking mechanism installed in it, including a deadbolt (2) with a secret mechanism in a cylindrical body (3), on the outer end of which there is an inlet (4) for entering a key installed in the body (1) lock into a cylindrical seat and embossed on the outside of the body (1) along the length of the generatrix of the cylinder in several places. On the outer surface (5) of the cylindrical body (3) of the secret mechanism, a thread is made along the entire length of the cylinder surface with the possibility of interacting with a similar threaded surface made on the inner cylindrical generatrix of the seating surface in the body (1) of the lock. On the outer end of the body (3) of the secret mechanism, diametrically to the periphery, technological recesses (6) are made to interact with the tool when the cylindrical body (3) of the secret mechanism is screwed into the seat of the body (1) of the lock. On the outer surface of the body (1) of the lock, radial through holes (7) are made vertically with respect to the inner cylindrical generatrix of the seating surface in the body (1) of the lock, for installing chasing pins (8), with the possibility of interaction of sharp tips of which with the threaded outer surface (5) the cylindrical body of the secret mechanism, forming a permanent connection.

EFFECT: increased reliability of operation by eliminating the possibility of unauthorized hacking of the lock mechanism by destroying it.

1 cl, 3 dwg