Press-on, twist-off plastisol-lined metal closure

Details Press-on, twist-off plastisol-lined metal closure Press-on, twist-off plastisol-lined metal closure

1988-08-01

1989-09-05

Norton, Donald F.

Special receptacle or package

For plural beverage-type receptacles

215318, B65D 4122

Patent

active

048630306

ABSTRACT:
A plastisol-lined metal closure of the press-on, twist-off type and having improved top load resistance to permit containers capped with such closures to be packaged in open top trays, the plastisol lining having a density of at least approximately 58 pounds per cubic foot, and in a closure for a 51 millimeter container, a thickness in the container rim engaging portion thereof, before application to the container, of at least approximately 0.024 inch, a thickness in the portion thereof which engages the portion of the container finish below the threaded portion of the finish, before application to the container, of at least approximately 0.025 inch, and a thickness in the portion thereof which engages the portion of the container finish above the threaded portion, before application to the container, of no greater than approximately 0.026 inch.

REFERENCES:
patent: 3270904 (1966-09-01), Foster et al.
patent: 3371813 (1968-03-01), Owen et al.
patent: 3448881 (1969-06-01), Zipper
patent: 3685677 (1972-08-01), Westfall
patent: 3690497 (1972-09-01), Lecinski, Jr.
patent: 3741423 (1973-06-01), Acton et al.
patent: 4000825 (1977-01-01), Westfall
patent: 4552279 (1985-11-01), Mueller et al.
patent: 4576299 (1986-03-01), Lecinski, Jr.
patent: 4603786 (1986-08-01), Lecinski, Jr.
patent: 4615443 (1986-10-01), Deffner et al.

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