PROCEDE DE FABRICATION DE FLANS EN STRATIFIE DESTINES A L'EMBOUTISSAGE AVEC RECUPERATION DES CHUTES ET APPAREILLAGE POUR LA MISE EN OEUVRE DE CE PROCEDE

摘要

The preparation of blanks from which stampings are formed by forming a sandwich of at least two foils, at least one of which is a thermoplastic material and in which the foils are adhered one to the other at least temporarily only in the regions from which the stamping blanks are to be formed to enable the blanks to be cut out while leaving the remainder free for separation and recovery to prevent waste.