摘要 |
The invention relates to a device for connecting and blocking hollow elements used as piping for fluids, both gaseous and liquids, The hollow elements (11,13) are connectable by plugs or anchoring plates (19) and connecting plate (21), engaging at least one wall of adjacent elements and fixed by anchoring screws (22). At least the connecting plate (21) is provided with protrusions or contact grips (24) designed to physically penetrate into the surface of the elements to be connected when the connecting plate is anchored to the anchoring plate by the screws. |