Discharge opening for flexible bag, comprises body of rigid plastic that forms conduit, which has pipe is arranged between two walls of flexible bag and walls are joined by sealing

摘要

The opening comprises a body of rigid plastic that forms a conduit, which has a pipe, is arranged between two walls of the flexible bag and the walls are joined by sealing. The pipe has a smooth surface and the outer surface of the pipe is sealed with two opposite arranged flat blades. The radius of the pipe increases in the direction of lower end of the pipe.