Tamper-proof closure for containers

Details Tamper-proof closure for containers Tamper-proof closure for containers

1985-01-11

1986-05-20

Norton, Donald F.

Bottles and jars

Closures

Frangible member or portion

B65D 4146

Patent

active

045895619

ABSTRACT:
A closure for a container such as a blow molded jug having a neck surrounding an opening therein and a pair of vertically spaced fastening configurations on the exterior thereof, the closure having a cap portion and an annular tear skirt depending therefrom, the tear skirt having a pull tab for the removal thereof, the cap portion having an annular flange therein and the tear skirt having an annular groove therein and a second annular groove spaced with respect thereto defining a frangible wall joining the cap portion and the tear skirt. The annular flange in the cap portion seats under one of the fastening configurations on the neck of the container and one of the annular grooves in the closure receives the other fastening configuration on the neck of the container to form dual fasteners, either one of which is capable of holding the closure on the neck portion of the container.

REFERENCES:
patent: 3120900 (1964-02-01), Faulstich
patent: 3695475 (1972-10-01), Ruekberg
patent: 3893583 (1975-07-01), McLaren
patent: 4037746 (1977-07-01), Ver Hage
patent: 4066182 (1978-01-01), Allen et al.
patent: 4202455 (1980-05-01), Faulstich
patent: 4307821 (1981-12-01), McIntosh

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