The food freshness containment additive restoration feature null in the automatic packing machine heat fuse the elastic film

摘要

PURPOSE: To impart a filling mechanism to fill a gaseous or liquid additive to retain the freshness of food into a packaging container when the food is packaged, to an automatic packaging machine, in order to improve the work efficiency and retain the freshness and quality of food. ;CONSTITUTION: An injection needle 4 which is vertically moved by an air cylinder 3 for the vertical movement of the needle is provided at one end of a tray loading table 2, and at the same time when an opening (b) of a tray (c) is covered by a stretchable film (a), a gas or liquid is filled in the tray (c), and after the needle is removed, the stretchable film (a) is wound and heat-welded.;COPYRIGHT: (C)1994,JPO