Bottles and jars – Closures – Having warning means or means impeding closure removal
Patent
1987-11-23
1988-10-04
Hall, George T.
Bottles and jars
Closures
Having warning means or means impeding closure removal
B65D 5502
Patent
active
047750618
ABSTRACT:
A screw top closure is provided with a freely rotating ring surrounding its periphery thus preventing the user from rotating the closure by gripping the periphery. The ring is captivated on the closure and cannot easily be removed. The closure is provided with a key way on its upper surface which the user can engage with a key which is accessible only to authorized users.
REFERENCES:
patent: 3468444 (1969-09-01), Martin, Jr.
patent: 3501041 (1970-03-01), Schaefer
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