| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a one-piece spout provided in a bag-shaped container and used as a tool for pouring contents and which can be sterilized and washed effectively together with the bag-shaped container by improving sterilization and washing property, without leaving a chemical or washing water in the spout. <P>SOLUTION: The spout includes a tubular body 1 that is bonded and fixed to the bag-shaped container and has a through-hole formed inside, and a tear-off member 3 that is jointed to the upper end of the tubular body 1 via a thin-walled part and provided to close the through-hole of the tubular body 1. The tear-off member 3 includes a circular part 25 having a communicating hole 31 communicating with the through-hole of the tubular body 1 smoothly without level difference inside, and a tab part 27 extending outward from the circumference of the circular part 25. The plain cross section of the circular part 25 is an oval shape. The communicating hole 31 is extended through the circular part 25, and is closed by heat-welding the upper end part of the circular part 25. <P>COPYRIGHT: (C)2013,JPO&INPIT |
