DEADBOLT Russian patent published in 2019 - IPC E05B15/10 

FIELD: machine building.

SUBSTANCE: invention relates to cylindrical crossbar devices used in locks for closing doors of apartments, garages and safes. Bolt is made in the form of cylinder with external groove for fastening by expanding in the hole of crossbar plate. Cylinder has a through axial hole with a conical section. Slot along its axis is made on cylinder surface. In the hole of the cylinder there is a rooted rod with a transverse hole with a locking element placed in it, which does not allow pulling the rod out of the cylinder. Opposite end of rod is larger diameter, wherein transition from diameter to diameter is tapered. Hardened rod can rotate in the cylinder around its axis. Slots are made not to the edge of the cylinder.

EFFECT: advantage of the invention consists in the fact that protection against activation of the cross bar inside the lock is provided.

1 cl, 1 dwg