Vented easy-open end closure with anti-tear mechanism

Details Vented easy-open end closure with anti-tear mechanism Vented easy-open end closure with anti-tear mechanism

1976-05-10

1977-01-11

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

220375, B65D 4132

Patent

active

040022625

ABSTRACT:
An improved vented, easy-opening end closure having an opening score line and a vent score line and a pull tab provided with an integral tether secured to the end panel and operative to effect, in the areas immediately adjacent the ends of the vent score line, primarily tension stresses and to reduce the stress components normal to the end panel which tear the end panel and thus frustrate opening of the container.

REFERENCES:
patent: 3684126 (1972-08-01), Reichert
patent: 3838788 (1974-10-01), Stargell
patent: 3967752 (1976-07-01), Cudzik

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