Reusable tight head drum by conversion to open head drum

Details Reusable tight head drum by conversion to open head drum Reusable tight head drum by conversion to open head drum

1981-03-31

1982-08-17

Hall, George T.

Receptacles

Closures

Having means for securing or retaining closure in its closed...

220 67, 220319, 229 56, B65D 4532

Patent

active

043445462

ABSTRACT:
The elements making up the closure of a tight head drum which enables conversion to an open head drum for reuse of the drum in which the drum is formed with a curl at the upper end on which an annular loop of a top head is secured by a banding ring member having a leg portion which is turned inwardly and upwardly to secure the loop onto the curl in a high strength sealed engagement.

REFERENCES:
patent: 2108944 (1938-02-01), Rheem
patent: 3204811 (1965-09-01), Fine
patent: 3346139 (1967-10-01), Armstrong, Jr.
patent: 3955705 (1976-05-01), Dubois et al.
patent: 3984045 (1976-10-01), Blank

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