Drum closure assembly

Details Drum closure assembly Drum closure assembly

1979-01-19

1980-01-08

Moorhead, Davis T.

Envelopes, wrappers, and paperboard boxes

Paperboard box

End structure

220306, 220307, 215256, B65D 4116, B65D 502

Patent

active

041824750

ABSTRACT:
A drum closure assembly which includes a ring member and a cover member, the cover member being cooperatively sized for insertion into the ring member. The ring member comprises outer and inner ring portions which are angularly displaced from parallel to one another. The cover member includes a top cover member and an annular wall member designed to abut the inner ring portion of the ring member and to seal the assembly when in use.

REFERENCES:
patent: 801382 (1905-10-01), Keyes
patent: 1160611 (1915-11-01), Hudson
patent: 1454846 (1923-05-01), Coates
patent: 1456424 (1923-05-01), Coates
patent: 2706065 (1955-04-01), Stone
patent: 3039371 (1962-06-01), Leibreich
patent: 3297193 (1967-01-01), Stevens, Jr.
patent: 3332572 (1967-07-01), Green
patent: 3912110 (1975-10-01), Hammes
patent: 3945529 (1976-03-01), Haag
patent: 4008820 (1977-02-01), Ruetz
patent: 4037748 (1977-07-01), Stubbs, Jr.

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