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Priority to ES1973198923UpriorityCriticalpatent/ES198923Y/en
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Publication of ES198923YpublicationCriticalpatent/ES198923Y/en
Brooch perfected, being of the so-called clamp, simply characterized by being composed of a flat rectangular base with its side edges longer orthogonally layered, as well as one of the ends, forming a cavity open at one end, presenting in its major laterals, semicircular prominences, provided with an orifice of the same contour; in which there is housed an axis of rectangular section and rounded corners that presents a second piece, placed in opposition to the first, between which there is housed an elastic piece that acts as a spring keeping these pieces separated, by one of its ends, while that on the other, the second part has an actuating appendage projecting with respect to the first part, this second articulated part being in turn close to said appendix, with a third rectangular part guiding and elbowing orthogonally, the articulation point being located of this last piece at the medium level of its shortest stretch. (Machine-translation by Google Translate, not legally binding)