Drum or pail closure

Details Drum or pail closure Drum or pail closure

1988-08-22

1992-02-11

Marcus, Stephen

Receptacles

One-piece, reinforced open end edge

Bead

220309, 220310, 220610, 220614, B65D 4110

Patent

active

050869442

ABSTRACT:
The invention comprises a drum having a top rim formed as an outwardly rolled curl. The curl is rolled through at least 450 degrees with respect to the cylindrical wall of the drum and does not contact any uncurled portion of the body of the drum.

REFERENCES:
patent: 1929375 (1933-10-01), Shanor et al.
patent: 2205685 (1940-06-01), Conner
patent: 3448891 (1969-06-01), Czarnecki
patent: 3510023 (1970-05-01), Ullman et al.
patent: 4113133 (1978-09-01), Berthet
patent: 4344546 (1982-08-01), Dry
patent: 4651892 (1987-03-01), Boersma

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