APPARATUS FOR OPENING TUBE BAG AND MANUFACTURING METHOD FOR TUBE BAG WHICH IS OPENED WITH APPARATUS BEFOREHAND AND RE-CLOSED

摘要

PROBLEM TO BE SOLVED: To provide a system for a tube bag which is comfortable for a user and in which a uniform pumping rate can be secured from the beginning and flow resistance is generated as little as possible even in a product having a high viscosity. SOLUTION: The shapes of blades (2, 6) follow the inner wall (9) of the a flow-out opening (11) for a material contained in the tube bag. COPYRIGHT: (C)2005,JPO&NCIPI