Plastic cap for containers

Details Plastic cap for containers Plastic cap for containers

1995-04-11

1997-08-26

Cronin, Stephen K.

Bottles and jars

Closures

Frangible member or portion

B65D 3900

Patent

active

056602898

ABSTRACT:
A plastic cap for containers comprises a flat top, a casing emanating from same, as well as a guarantee area in the form of a guarantee ring provided in the edge zone of the casing. The guarantee area is provided with at least one vertical incision extending over the height of the guarantee area. The vertical incision is arranged in dependence on specific form characteristics, preferably in dependence on the arrangement of holding webs of the cap, and is cut into the wall of the guarantee ring.

REFERENCES:
patent: 4217989 (1980-08-01), George
patent: 4540098 (1985-09-01), Luker
patent: 4666053 (1987-05-01), Corcoran et al.
patent: 4720018 (1988-01-01), Schetzsle et al.
U.S. Application Ser. No. 08/653,365, May 24, 1996, Gunter Spatz, et al. Alcoa Deutschland GmbH.

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