FLEXIBLE SEALED CONTAINER FOR FLUID LOADS WITH KEEL-SHAPED SEAM Russian patent published in 2009 - IPC B63B35/28 

FIELD: transportation; containers.

SUBSTANCE: proposed flexible sealed container for fluids is designed for transportation and carrying loads, including liquids or fluidised substances, and comprises at least, one segment made from joining two ends of a fabric flap. The segment has cylindrical shape with a seam on the joint between the two ends. The seam forms a keel, which is continuous and is integrated with the segment. The container also comprises apparatus for sealing the open ends of the segment into a cylindrical shape. The method of making the flexible sealed container for transporting and carrying loads, including liquids or fluidised substances, involves a stage of making at least, one segment by joining two ends of a fabric flap, such that, the segment is cylindrically shaped with a seam at the joint between the two ends. The seam forms a keel, which is continuous and is integrated with the segment. The method also involves a stage of sealing the open ends of the segment into a cylindrical shape.

EFFECT: increased strength of the container.

22 cl, 5 dwg