Bottles and jars – Closures – Having warning means or means impeding closure removal
Patent
1976-12-10
1977-12-06
Hall, George T.
Bottles and jars
Closures
Having warning means or means impeding closure removal
215273, 215279, B65D 5502, B65D 8556, A61J 100
Patent
active
040612392
ABSTRACT:
A lockable cap for a screw top container having an annular element with a plurality of upwardly extending hooks, the element is held in place by a groove beneath the container screw threads. The cap has an annular wall defining an inverted U-shaped hollow into which the hooks project and lock the cap. The hooks can be manually compressed radially-inwardly to unlock them.
REFERENCES:
patent: 3633779 (1972-01-01), Field
patent: 3826395 (1974-07-01), Montgomery
Hall George T.
Koninklijke Emballage Industrie Van Leer B.V.
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