Tamper proof package

Details Tamper proof package Tamper proof package

1986-08-07

1987-10-27

Norton, Donald F.

Bottles and jars

Closures

Retained by bonding or adhesive means

215230, 215252, B65D 4134

Patent

active

047023830

ABSTRACT:
A tamper-proof package includes a vessel, closure and locking member having downwardly and outwardly extending tabs of a contrasting color welded to the vessel. The tabs are frangible to break upon twisting of the cap to provide visibly contrasting evidence of tampering observable from above the package.

REFERENCES:
patent: 2390291 (1945-12-01), Blackman
patent: 4197955 (1980-04-01), Luenser
patent: 4493427 (1985-01-01), Wolkonsky

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