Bottle closure with improved thread

Details Bottle closure with improved thread Bottle closure with improved thread

2011-04-12

2011-04-12

Stashick, Anthony (Department: 3781)

Bottles and jars

Closures

Cap type

C215S344000, C215SDIG005

Reexamination Certificate

active

07922018

ABSTRACT:
A closure, embodied to cooperate with a neck of a container, the neck, having a wide mouth on the upper part thereof, an external thread and a tapering piece on the lateral wall, for sealing the closure which includes a) an external body having an external head and skirt, b) an insert, enclosed within the body and fixed thereto, including an internal head and skirt, provided with an internal thread, for cooperation with the external thread of the neck and c) a sealing joint, forming an inset piece, fixed to the insert. The joint has a central piece and a border piece. The insert includes a radial compression element, for the sealing joint against the neck, such that when the bottle closure is screwed to the neck, the border is compressed radially between the insert and the neck.

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List of material densities, http://www.simetric.co.uk.
Appendix A, Examiner's annotated drawing.

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