Patent ID: 9174751
Filing Date: 2015-11-03
Classification: B29C,B65B

Abstract:
1. A sealing die assembly for use in a form fill packaging machine, the sealing die assembly comprising: a sealing die box having a top surface, the sealing die box having a length oriented in a longitudinal direction; a sealing head configured to compressively bond a pair of packaging films located between the top surface of the sealing die box and the sealing head; wherein a surface area of the top surface of the sealing die box is increased by a plurality of protrusions extending the length of the sealing die box in a longitudinal direction and a plurality of recesses configured to provide clearance to a lower formation located on at least one of the pair of packaging films; and wherein the sealing die box has at least two longitudinally-spaced pockets for receiving the lower formation located on a bottom film of the pair of packaging films, wherein a longitudinal space between a first recess and one of the at least two longitudinally-spaced pockets is substantially equal to a longitudinal space between the at least two longitudinally-spaced pockets of the sealing die box.