Receptacles – Closures – Having means for securing or retaining closure in its closed...
Patent
1987-02-20
1987-12-01
Hall, George T.
Receptacles
Closures
Having means for securing or retaining closure in its closed...
220 72, 220 74, B65D 4532
Patent
active
047098333
ABSTRACT:
An improved rotationally molded salvage drum and double-walled reinforced recessed lid is sealed and secured with a conventional ring clamp, and is provided with vertical column ribs projecting outward from generally cylindrical sidewalls; in a preferred embodiment the diameter of the lower section is smaller than that of the upper section to permit nesting of the empty stacked drums.
REFERENCES:
patent: 2727673 (1955-12-01), Bergstrom
patent: 3434625 (1969-03-01), Embry, Jr.
patent: 3696962 (1972-10-01), Fehres et al.
patent: 4648522 (1987-03-01), Wise
Granberg William J.
Hundt Gary W.
Wagner Richard A.
Essex Environmental Industries, Inc.
Hall George T.
Spath Thomas E.
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