Tamper evident plastic closure

Details Tamper evident plastic closure Tamper evident plastic closure

1984-11-29

1986-04-01

Norton, Donald F.

Bottles and jars

Closures

Frangible member or portion

B65D 4134

Patent

active

045792410

ABSTRACT:
A molded plastic closure cap has a lower skirt portion which is defined by a 360.degree. serpentine cut and which is forced downwardly and clear of the closure during cap removal or loosening for clearly indicating that the package has been opened or tampered with.

REFERENCES:
patent: 4299328 (1981-11-01), Ochs et al.
patent: 4501373 (1985-02-01), Heinlein
patent: 4503985 (1985-03-01), Swartzbaugh et al.
patent: 4506795 (1985-03-01), Herr

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