Seal for screw caps

Details Seal for screw caps Seal for screw caps

1985-01-23

1986-06-24

Norton, Donald F.

Bottles and jars

Closures

Frangible member or portion

B65D 4134

Patent

active

045963398

ABSTRACT:
A seal for screw caps for bottles or the like, including a breakable sealing ring on the screw cap adapted to engage a radially projecting collar on the bottle neck. The sealing ring consists of a number of peripherally separate flat or plate-like portions interconnected by means of bridge portions and is joined with the remaining part of the screw cap by means of tongues joining ends of the flat or plate-like portions adjacent the screw cap and the edge of said screw cap.

REFERENCES:
patent: 2104236 (1938-01-01), Mermer
patent: 3812991 (1974-05-01), Wurl
patent: 4196818 (1980-04-01), Brownbill
patent: 4529096 (1985-07-01), Chartier et al.

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