Pry-off closure cap

Details Pry-off closure cap Pry-off closure cap

1975-04-14

1976-01-06

Hall, George T.

Bottles and jars

Closures

Cap type

215347, 215349, B65D 5300

Patent

active

039305899

ABSTRACT:
An improved pry-off closure cap is described. The cap has a composite structure comprising a metal cover disc held in a molded plastic ring. The plastic ring has an inner groove for retaining the metal cover and container engaging means consisting of either spaced lugs or a continuous bead positioned on a depending skirt portion of the ring and positioned below the cover retaining groove.

REFERENCES:
patent: 978634 (1910-12-01), Overmyer
patent: 1365274 (1921-01-01), Rivers
patent: 1676044 (1928-07-01), Olt
patent: 1755168 (1930-04-01), Carhalko
patent: 2700186 (1955-01-01), Stover
patent: 3272369 (1966-09-01), Grimshey
patent: 3286868 (1966-11-01), Mumford
patent: 3373889 (1968-03-01), Giles
patent: 3445023 (1969-05-01), Glessher
patent: 3460701 (1969-08-01), Powalowski et al

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