Patent
1977-11-21
1980-02-19
Gilden, Leon
113120Y, 113121E, B63B 1900
Patent
active
041889037
ABSTRACT:
A plastic, child-proof fitment is inserted into the opening in a panel of a metallic container. An upwardly extending bead having a burr at the radially innermost edge thereof surrounds the opening and is received by a downwardly extending groove in the plastic fitment. The radially innermost side of the groove includes a radially outwardly extending protuberance which is abradingly engaged by the burr.
REFERENCES:
patent: 1826559 (1931-10-01), Meier
patent: 3101878 (1963-08-01), Bee
patent: 3270924 (1966-09-01), Kitabayashi
patent: 3358875 (1967-12-01), Ekstrom
patent: 3411659 (1968-11-01), Seifert
Crown Cork & Seal Company, Inc.
Gilden Leon
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