FR2552709A1 - - Google Patents

Abstract

Abstract Translated from French DISPOSITIF DE SOUFFLAGE COMPORTANT UN MOULE CONSTITUE PAR DES DEMI-MOULES 10, 11 FIXES CHACUN A UN BRAS 14, 15, 16, 17 POUR OUVRIR ET FERMER LE MOULE, BRAS QUI EST ENTRAINE DANS LE SENS HORIZONTAL DE FACON A POUVOIR PIVOTER AUTOUR D'UN AXE VERTICAL PRESENTANT A L'EXTREMITE LIBRE DES BRAS UN DISPOSITIF DE FERMETURE PERMETTANT DE VERROUILLER LES BRAS DANS LA POSITION DE FERMETURE DU MOULE. LES BRAS 14, 15, 16, 17 ENTOURENT CHACUN DES DEMI-MOULES 10, 11 A LA MANIERE D'UNE PINCE EN DEMI-CERCLE TANDIS QUE DES SECONDS DISPOSITIFS DE FERMETURE 25, 26 SONT MONTES, DIAMETRALEMENT OPPOSES A L'EXTREMITE LIBRE DES BRAS. APPLICATION A LA FABRICATION DE CORPS CREUX EN MATIERE THERMOPLASTIQUE PAR SOUFFLAGE. BLOWING DEVICE INCLUDING A MOLD CONSISTING OF HALF-MOLDS 10, 11 EACH FIXED HAS AN ARM 14, 15, 16, 17 TO OPEN AND CLOSE THE MOLD, ARM WHICH IS DRAWN IN HORIZONTAL DIRECTION SO AS TO BE ABLE TO PIVOT AROUND A VERTICAL AXIS PRESENTING AT THE FREE END OF THE ARMS A CLOSING DEVICE ALLOWING TO LOCK THE ARMS IN THE MOLD CLOSED POSITION. THE ARMS 14, 15, 16, 17 SURROUND EACH OF THE HALF-MOLDS 10, 11 IN THE MANNER OF A HALF-CIRCLE PLIERS WHILE SECOND CLOSING DEVICES 25, 26 ARE MOUNTED, DIAMETRALLY OPPOSED TO THE FREE END OF THE ARMS. APPLICATION TO THE MANUFACTURING OF HOLLOW BODIES IN THERMOPLASTIC MATERIAL BY BLOWING.

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