Packaging apparatus and method

Abstract

Abstract METHOD AND APPARATUS FOR FORMING AND FILLING PACKAGES. THE PACKAGES ARE FORMED OF TWO THIN SHEETS, PREFERABLY RECTANGULAR AND SEALED TO ONE ANOTHER ALONG THEIR PREIPHERIES. ONE OF HE SHEETS IS PROVIDED WITH A SUBSTANTIAL LARGE CENTRALLY LOCATED OPENING. STRINGS OR STRING LIKE DEVICES HAVING A CHARATERISTIC OF RESILIENCY ARE LOADED INTO THE PACKAGE BY DIRECTING A JET OF AIR UNDER PRESSURE INTO THE PACKAGE OPENING TO SLIGHTLY INFLATE THE PACKAGE WHICH IS ROTATABLY SUPPORTED IN A FREE-WHEELING MANNER THE FORWARD END OF THE RESILIENT STRING OR STRING LIKE MEMBER IS FED IN A LINEAR FASHION INTO THE PACKAGE THROUGH THE OPENING WHICH CAUSES THE PACKAGE TO ROTATE SUBSTANTIALLY ABOUT IS CENTRAL AXIS AS A RESULT OF THE THE INTRODUCTION OF THE STRING. THE FEEDING OF THE STRING IS TERMINATED AS SOON AS THE REARWARD END OF THE STRING LIES ABOVE THE REGION DEFINED BY THE OPENING WHEREBY THE STRING IS RELEASED TO "SNAP" IN TO THE PACKAGE SUCH THAT THE STRING LIES IN THE PACKAGE IN A COILED MANNER AND PRESSES OUTWARDLY AGAINST THE MARGINAL SEAL OF THE PACKAGE. THE CONTENTS OF THE PACKAGE ARE COMPLETELY SEALED BY SEALING THE MARGINAL REGION DEFINED BY THE PACKAGE OPENING TO THE OTHER SHEET FORMING THE PACKAGE. METHOD AND APPARATUS FOR FORMING THE PACKAGE, FILLING THE PACKAGE AND FINALLY, SEALING THE PACKAGE ARE DESCRIBED HEREIN.

Inventors

• 👤 Herbert Hagel
• 👤 Zsolt T Vigh

Bibliographic Details