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Priority to ES1971165292UpriorityCriticalpatent/ES165292Y/en
Publication of ES165292UpublicationCriticalpatent/ES165292U/en
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Publication of ES165292YpublicationCriticalpatent/ES165292Y/en
Interlocking device, characterized by being constituted by small flexor sheets, bent by one of its ends that is acting as wedge spring, whose flexor sheets are mounted on the sides of the body to be locked, prior constitution on said sides of small boxes open to the outside and provided in their internal part with means that determine the retention of the non-bent end portion of the corresponding flexor blade, and the pressure by opposite points of the same to increase the flexor effect of the elbow or angle projecting to the outside of the cajeado, being this elbow, in one and another side of the body, those that determine its fixation when being nailed in the corresponding opening of the complementary support. (Machine-translation by Google Translate, not legally binding)