Method of filling and sealing containers

Package making – Methods – Forming a cover adjunct or application of a cover adjunct to...

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Details

53471, 53489, B67B 104, B65B 728

Patent

active

042851882

ABSTRACT:
A container, of which the body is downwardly tapered to interfit with others for storage or transport, has an outwardly extending circumferential top bead. A separate top ring is formed with an outer inverted annular channel for engagement on the top part and bead of the body, and is also formed with an inner annular channel to receive the downturned peripheral part of a conventional friction-fit lid.

REFERENCES:
patent: 2046609 (1936-07-01), Clark
patent: 2551615 (1951-05-01), Maher
patent: 2960257 (1960-11-01), Sasse
patent: 3353706 (1967-11-01), Godshalk
patent: 3469735 (1969-09-01), Burt
patent: 3604178 (1971-09-01), Bluhm
patent: 3748816 (1973-07-01), Asmus
patent: 3875651 (1975-04-01), La Croce

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