Closure assembly for a wide mouth vessel

Details Closure assembly for a wide mouth vessel Closure assembly for a wide mouth vessel

2007-02-27

2007-02-27

Ngo, Lien M. (Department: 3754)

Bottles and jars

Closures

Cap type

C220S296000

Reexamination Certificate

active

10496050

ABSTRACT:
A closure assembly includes: a vessel opening; a closure for said opening, the closure having a base portion and a skirt portion; a first screw thread on the opening, said first screw thread having one or more first thread segments; a second screw thread on an inner surface of the skirt of the closure, said second screw thread having one or more second thread segments; said first and second screw threads being configured to enable a user to secure, remove and resecure the closure into a sealing position on the opening by rotation of the closure on the opening; wherein the first thread segments are shorter than said second thread segments; and wherein the second thread segments are each made up of one or more radially spaced projecting portions, each said portion extending radially no more than about 60° around the closure skirt.

REFERENCES:
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patent: 6227391 (2001-05-01), King
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patent: 2 311 285 (1997-09-01), None
patent: 2 319 513 (1998-05-01), None
patent: 2 330 133 (1999-04-01), None

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