摘要 |
THE INVENTION RELATES TO A METHOD AND A DEVICE FOR THE PRODUCTION OF BLOW-MOLDED TWO OR MULTI-LAYER CONTAINERS MADE OF THERMOPLASTIC, AND A PLASTIC CONTAINER PRODUCED ACCORDINGLY, HAVING VIEW STRIPS, PARTICULARLY FOR STORAGE AND FOR TRANSPORT OF CONTENTS. TO THIS END, MOLTEN PLASTIC MATERIAL IS DEFLECTED IN AN EXTRUSION HEAD (10) FROM THE INNER, NATURAL-COLORED LAYER (34) OF THE TUBULAR PREFORM (18) INTO THE OUTER LAYER (36) IN A PROCESS TECHNICAL STEP, AND INCORPORATED THERE, WHEREBY A VIEW STRIP (24) IS FORMED IN THE COLORED OUTER PLASTIC LAYER (36). |