| 摘要 |
PROBLEM TO BE SOLVED: To provide a plastic container which needs only reduced assembling labor and costs as compared with a general purpose container to arrange various constitutional elements in it. SOLUTION: In a plastic container 1 which is formed from two half-split shells which were produced by injection molding and welded to each other and in which constitutional elements such as a valve, a regulator, a filter, and a feed unit are arranged, a part of the element such as the regulator 3, for example a easing part 4, is molded integrally with the shell 2 by injection molding.
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