A visible hanging bracket with an anti-disengagement system for wall cupboards, wherein a cupboard is hooked to a support fixed to a wall with a hook with a tooth of a hanging bracket device of the type, in which a releasable reciprocal constraint member is disposed between the hook and the support and includes a screw screwed onto the hook and suitable for interfering with the support. The screw is screwed into a threaded seat positioned on a section forming part of and incorporated in the hook, the section being opposed to the tooth at a height substantially identical, and the tip or end part of the screw engages a horizontal flap (edge) folded directly from the section of the bar.