WALL AND MANUFACTURING THEREOF AND TANK USING THE WALL

摘要

PROBLEM TO BE SOLVED: To provide a wall which is decreased in thickness and has a sufficient mechanical strength. SOLUTION: In this wall 1, a pair of plates 2 and 3 laminated to each other are joined with each other at predetermined joining regions 5 distributed on its surface. Thereafter, pressure fluid is billed in a space between a pair of plates 2 and 3, and a part positioned between the joining regions 5 of at least one plate of a pair of the plates 2 and 3 is inflated to the outside.