LIQUID STORAGE CONTAINER, ASSEMBLY OF EXTERIOR CONTAINER AND LIQUID STORAGE CONTAINER, AND CONTENT FLUID FILLING METHOD AND CONTENT FLUID DISCHARGE METHOD OF ASSEMBLY OF EXTERIOR CONTAINER AND LIQUID STORAGE CONTAINER

摘要

PROBLEM TO BE SOLVED: To provide a liquid storage container which enables a spout and a bag body to be accurately positioned and heat-sealed without breaking the bag body with the spout.SOLUTION: A liquid storage container 1 includes: a bag body 3; and a spout 40. The spout 40 has a spout attachment part 50; and a spout body 41. The spout attachment part 50 is formed by a cylinder having a center part 51 and thin wall parts 52 provided at both sides of the center part 51. A cutout part 55 is formed at a lower end corner part of each thin wall part 52 and has multiple step parts 55a.SELECTED DRAWING: Figure 3