Knock-down, collapsible, drum container

Abstract

A knock-down, collapsible drum container assembly, comprising a pair of polygonal tubular members one adapted to fit within the other and comprising outer and inner tubular members of said container, each of said members being collapsible to a substantially flat state along oppositely disposed axially extending score lines thereof, end closures for said tubular members comprising pairs of inner and outer closure caps, said inner closure caps being configured to fit within said outer tubular member at the opposite ends thereof and having integral therewith radially extending flaps bendable along score lines to bear against the inner wall of said outer tubular member, said inner tubular member being configured to fit within and bear against said flaps as so disposed, said outer closure caps being configured to span the ends of said outer tubular member and having integral therewith radially extending flaps bendable along score lines into engagement with the outer wall of said outer tubular member, whereby said flaps may be clamped against said outer wall by clamping rings bearing there-against, said outer tubular member having preferably collared terminations at its opposite ends and said flaps of said outer caps being notched for seating said clamping rings at points above said collared terminations for locking engagement therewith by said clamping rings, said tubular members being preferably formed of substantially rectangular sheets of flexible material transversely scored at spaced intervals with opposite ends of said sheets joined to form said tubes.

Dependencies are inferred from the claim text.