An anti-vandal fixing device

Abstract

The invention provides a vandal-proof fastening device comprising: i-a blind rivet-type fastening element (1) consisting of a main body (1.2) attached to a hemispherical head (1.3) having a through hole in the direction of its axial axis configured to receive a mandrel or spindle (1.4), ii-a first viewing element (2) comprising a main body (2.1) having a central recess (2.2) configured to receive the hemispherical head (1.2) of the fastening element (1), and a through hole (2.3) configured to receive the main body (1.2) of the fastening element, iii-a support element (4) comprising a main body (4.1), a mandrel (4.2) projecting perpendicularly out of the plane of the main body (4.1) and a central through hole (4.3) configured to allow passage of the main body (1).2) of the fixing element (1) and optionally iv-a protective element (5) comprising a main body (5.1) having a central recess (5.2) and a through hole (5.3) configured to receive the stem (4.2) of the support element (4).