| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a container for a fluid which is free from any breakage caused by storage or transport, excellent in cleanness to contents, easily attachable/detachable to/from an exterior container of a packaging bag with a spout, and is excellent in workability or the like. <P>SOLUTION: The container for a fluid includes an exterior container having an opening portion and a packaging bag 10 having a spout with the spout 11 being jointed with a packaging bag body 12. The packaging bag body 12 is accommodated in the exterior container, and the spout 11 is attachable/detachable to/from the opening portion of the exterior container. The packaging bag body 12 forms a bag body while a heat sealing portion 122 is formed on outer peripheries of at least two or more films 121, and a part of the spout 11 is jointed between sealing surfaces of the heat sealing portion 122. A part of the spout 11 has a spout fitting portion 111 face-jointed with the sealing surface. A taper T<SB POS="POST">1</SB>is formed on the heat sealing portion 122 so that the seal width of right and left sealing portions A<SB POS="POST">2</SB>other than the sealing portion A<SB POS="POST">1</SB>is larger than the seal width of the sealing portion A<SB POS="POST">1</SB>with which the spout fitting portion 111 is jointed. <P>COPYRIGHT: (C)2012,JPO&INPIT |
