Crown closure

Details Crown closure Crown closure

1980-09-12

1982-07-06

Norton, Donald F.

Bottles and jars

Closures

Cap type

B65D 4112

Patent

active

043378714

ABSTRACT:
A crown seal seal blank of the kind comprising a roof portion with a downwardly extending skirt having a flared and ribbed peripheral portion wherein each rib of said peripheral skirt portion is of substantially the same breadth throughout its length. Upon application to a bottle the blank forms a closure cap wherein each protruding rib has an elongated depression extending from the ribs free end.

REFERENCES:
patent: 1722587 (1929-07-01), McDonnell
patent: 2497870 (1950-02-01), Dennis
patent: 3092280 (1963-06-01), Ford
patent: 3147875 (1964-09-01), Rutledge
patent: 3171560 (1965-03-01), Desch
patent: 3291332 (1966-12-01), Morris

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