Tabless container opening device

Details Tabless container opening device Tabless container opening device

1975-11-26

1976-12-14

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

B65D 1700

Patent

active

039970760

ABSTRACT:
A tabless container opening device of work hardened metal having at least one substantially rigid inwardly displaceable opening panel bounded by a weakening line which includes a fracturable web and having an outwardly projecting deflectable portion in the container wall adjacent the weakening line around the opening panel is formed between first and second die members which displace metal in a container wall to form the weakening line and additionally coin the container wall along a zone adjacent one side of the weakening line.

REFERENCES:
patent: 3902626 (1975-09-01), Jordan et al.
patent: 3912114 (1975-10-01), Morran et al.
patent: 3929251 (1975-12-01), Urmston

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