Double-shell closure having an arcuate groove

Details Double-shell closure having an arcuate groove Double-shell closure having an arcuate groove

1997-05-22

1998-11-17

Cronin, Stephen K.

Bottles and jars

Closures

Having warning means or means impeding closure removal

215334, B65D 5502

Patent

active

058364676

ABSTRACT:
A closure is provided having concentric inner and outer spaced cylindrical shells attached at respective first distal ends thereof by a circular top wall. An arcuate groove is provided in an upper surface of the top wall integral with the inner cylindrical shell.

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patent: 4763804 (1988-08-01), O'Connell
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patent: 5460283 (1995-10-01), MaCartney et al.
patent: 5603421 (1997-02-01), Opresco

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