| 摘要 |
PROBLEM TO BE SOLVED: To prevent liquid food attached on a cutter knife from staining the cut end of a wrapping material. SOLUTION: A web form wrapping material is sealed continuously in a vertical direction to make it into a tube form, liquid food is filled into the tube form wrapping material 11, the tube form wrapping material 11 is held from both sides and is sealed horizontally beneath the liquid level of the liquid food and a horizontal seal part S is cut to form a basic container. A cutter knife 31 for cutting the horizontal seal part S and a cleaning medium supplying means for supplying a cleaning medium at the tip end of the cutter knife 21 are provided. In this case, when the cutter knife 21 cuts the horizontal seal part S, the liquid food remained in the tube form wrapping material 11 leaks out and attaches to the cutter knife 21, but because the cleaning medium is supplied by the cleaning medium supplying means, the cutter knife 21 is cleaned immediately. |
