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US 3,941,269 AGranted
Bottle capsules
OwnerValer Flaxinventor
Life of this patent
Estimating the term…
Abstract
There is disclosed a capping capsule for sealing attachment to the neck portion of a container such as a bottle. The capsule consists of a base wall portion in the form of a planar disc from which extends integral with the disc a heat shrinkable tubular side wall portion of substantially uniform thickness. The planar disc is thicker than the tubular side wall portion and the peripheral outline of the base wall is smaller than the inner peripheral outline of the side wall portion.
Claims4
A capping capsule made of a synthetic plastics material for sealing attachment to the neck portion of a container, said capsule comprising:
- a base wall portion in the form of a planar disc;
- and a heat-shrinkable tubular side wall portion having a substantially uniform wall thickness extending from the periphery of the base wall portion integral therewith and made of the same material as the base wall portion, the base wall portion being thicker than the tubular side wall portion and having a peripheral outline smaller than the peripheral outline of the interior of the side wall portion.
Dependencies are inferred from the claim text.