Storage container, container assembly, container filled container assembly, installation method, manufacturing method of container filled container assembly, method for using containment filled container assembly, and discharge device

摘要

Problem to be solved: sealing between the exhaust part attached to the bag body and the exterior container.Solution: the storage container 30 has a bag body 40, a discharge part 50 attached to the bag body, an annular elastic body 79 provided on the discharge part, and a fixed body 70 detachable to the discharge part. When the fixing member is attached to the discharge part, the elastic body is compressed and the peripheral length of the elastic member is elongated.Diagram