Connection shackle chains naval use. (Machine-translation by Google Translate, not legally binding)

Connection shackle for naval chains, which is specially designed for application in those chains used in the anchoring of boats and/or oil platforms, or as a means of linking between links of the respective sections that make up the chain, or or to link such a chain to a guide chain that cooperates in the tensioning and/or collecting of the chain, constituting itself from a body (1) of the same configuration as the links that make up the chain, with an open section (2). ) and their ends equipped with respective opposite extensions (3), affected by a determining perimeter step in each prolongation of an extreme section of greater contour (3 "), closing said open section (2) of the body (1) by a couple of complementary pieces (4 and 5), attachable and fixable to each other, whose configuration is such that both internally and externally determine a surface continuity of the body (1) of the link, counting such parts (4 and 5) with adaptation means (11-12) to the extensions (3-3 ") facing the ends of the open section (2), and with transverse holes (10-13) for passage of respective screws (6) for fixing each of both pieces (4 and 5), these having a substantially prismatic-rectangular shape, characterized in that the closing piece (4) is positioned towards the inside and has concave recesses (7) that they determine a continuity of the concavity corresponding to the ends of the step (8) of the body of the shackle in which the corresponding links (9) link, while the piece (5) is positioned towards the outside and presents its external surface (14) arched to determine the external curved-convex continuity of the referred body (1). (Machine-translation by Google Translate, not legally binding) 1. Grillete de conexión para cadenas de uso naval, que estando especialmente concebido para su aplicación en aquellas cadenas utilizadas en el anclaje de embarcaciones y/o plataformas petrolíferas, bien como medio de unión entre eslabones de los respectivos tramos que constituyen la cadena, o bien para vincular tal cadena a una cadena-guía que colabora en el tensado y/o recogida de aquélla, constituyéndose a partir de un cuerpo (1) de igual configuración a la de los eslabones que conforman la cadena, con un tramo abierto (2) y sus extremos dotados de sendas prolongaciones enfrentadas (3), afectadas de un escalón perimetral determinante en cada prolongación de un tramo extremo de mayor contorno (3''), cerrándose dicho tramo abierto (2) del cuerpo (1) mediante una pareja de piez