Drum cover with center support
AssigneeMichael D. Stolzman
InventorKenneth J. Kuzelka
Life of this patent
Estimating the term…
Abstract
A unitary cover is adapted for use with a tubular container having an open end with a cylindrical connecting bead at the open end. The unitary cover comprises a central circular wall. An annular flange is at a periphery of the central circular wall comprising a downwardly opening U-shaped channel receivable on the cylindrical connecting bead. A bung opening is provided through the central circular wall. A rib network depends downwardly from the central circular wall surrounding the bung opening.
Claims18
A unitary cover for use with a tubular container having an open end with a cylindrical connecting bead at the open end, the unitary cover comprising:
- a central circular wall, an annular flange at a periphery of the central circular wall comprising a downwardly opening U-shaped channel receivable on the cylindrical connecting bead, a bung opening through the central circular wall, and a rib network depending downwardly from the central circular wall surrounding the bung opening, wherein the rib network comprises a threaded collar defining the bung opening, an annular rib coaxial with the threaded collar and a plurality of radial ribs extending between the annular rib and the threaded collar.
A unitary plastic cover for use with a tubular container having an open end with a cylindrical connecting bead at the open end, the unitary cover comprising:
- a central circular wall, an annular flange at a periphery of the central circular wall comprising a downwardly opening U-shaped channel receivable on the cylindrical connecting bead, a bung opening through the central circular wall, and a rib network depending downwardly from the central circular wall surrounding the bung opening, wherein the rib network comprises a threaded collar defining the bung opening, an annular rib coaxial with the threaded collar and a plurality of radial ribs extending between the annular rib and the threaded collar.
Dependencies are inferred from the claim text.