摘要 |
Improved method and apparatus for continuously folding, heating, and tacking to the sides of the package panel the excess packaging material created by forming the package from a web (20) of polyfoil material. The method and apparatus is particularly useful in form, fill, and seal machines (10) that form a plurality of aseptic sealed packages (30) from a continuously advancing tube (22) filled with a product (32), and incorporate a plurality of package receiving means (488, 493) mounted on a continuously advancing structure (301) that forms sealed product filled packages into rectangular finished bricks (31) by squaring the package, heating the excess material, folding the excess material agaist the package until it cools to thereby tack it. |