Closure device for hermetically sealing containers

Details Closure device for hermetically sealing containers Closure device for hermetically sealing containers

1982-10-26

1984-06-05

Norton, Donald F.

Bottles and jars

Closures

Cap type

B65D 4122

Patent

active

044523653

ABSTRACT:
A closure device for providing a seal with a container having a shallow external bead in the region of the mouth-defining rim of the container. The closure device comprises a central panel and a skirt joined by a sector forming an internal channel containing a molded plastic gasket. A portion of the gasket extending along an internal surface of the skirt is provided with a number of projections each having a shallow, rectangular, prismatic configuration. A lower portion of each projection is adapted to extend beyond the container bead to retain the closure device on the container.

REFERENCES:
patent: 2772013 (1956-11-01), Stover
patent: 3270904 (1966-09-01), Foster et al.
patent: 3344943 (1967-10-01), Zipper
patent: 3371813 (1968-03-01), Owen et al.
patent: 4227616 (1980-10-01), Lecinski et al.
patent: 4228909 (1980-10-01), Lecinski

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