POURING HOLE, CONTENT STORAGE CONTAINER, COMBINATIONAL BODY OF CONTENT STORAGE CONTAINER AND EXTERNAL CONTAINER, CONTENT CHARGE AND DISCHARGE MEMBER, CONTENT CHARGE AND DISCHARGE SYSTEM, CHARGE METHOD AND DISCHARGE METHOD OF CONTENT

摘要

PROBLEM TO BE SOLVED: To provide a pouring hole capable of charging and discharging a content with a simple structure, a content storage container, a combinational body of a content storage container and an external container, a content charge and discharge member, a content charge and discharge system, a charge method and discharge method of the content.;SOLUTION: A pouring hole 10 comprises: a cylindrical junction 11 whose outer peripheral wall is jointed to a bag body 20; a cylindrical body part 12 arranged on an upper side of the junction 11; and an inside peripheral edge part 17 formed into an annular shape so as to protrude inward from an inner peripheral wall of the junction 11 and have a first open hole 17a at a center thereof. The inside peripheral edge part 17 has a plurality of second open holes 17b.;SELECTED DRAWING: Figure 4;COPYRIGHT: (C)2019,JPO&INPIT