A security closure, key ring, perfected. (Machine-translation by Google Translate, not legally binding)

摘要

A security lock type key, perfected, characterized by being constituted by a hollow body provided with a separating central partition and two openings that access each of the cavities, in one of which is housed at the end of a metal wire, preformed sensibly U-shaped, end that is bent in the form of a hook and that is retained against the partition itself. (Machine-translation by Google Translate, not legally binding)