Tapon for a circular aperture in a plate, and process manufacturing sandwich panels using this plug.

摘要

STOPPER FOR A circular opening formed in a cap and METHOD FOR PRODUCING SANDWICH PANELS USING THIS PLUG. The plug comprises a cylindrical wall, a shorter skirt the wall cylindrical lip, a central wall comprising a portion which exhibits PRECEDENT Recesses demarcating tabs ADAPTED TO FOLD TO THE INTERIOR TO RELEASE HOLE, AND A CLAMP PARALLEL which joins the central wall inwardly over the periphery of said orifice. IN procedure uses this plug mounting it on one of the plates PANEL-SANDWICH, AND THE CENTRAL WALL HOLE passing the nozzle WHICH IS INJECTED FOAM IS USED.